AchievementTrackerCore.lua

--------------------------------------
-- Namespaces
--------------------------------------
local _, core = ... 											--Global Addon Namespace
local L = core.L												--Translation Table

local events = CreateFrame("Frame")								--All events are registered to this frame
local UIConfig													--UIConfig is used to make a display asking the user if they would like
local UICreated = false											--To enable achievement tracking when they enter an instances
local debugMode = false
local debugModeChat = false
local sendDebugMessages = false

local ptrVersion = "9.0.1"

--------------------------------
-- Saved Variables tables
--------------------------------
AchievementTrackerOptions = {}									--Saved Variables Tables
AchievementTrackerDebug = {}

events:RegisterEvent("ADDON_LOADED")							--This is the first event that is called as soon as the addon loaded. Does Initial Setup
events:RegisterEvent("GET_ITEM_INFO_RECEIVED")					--Get Item Information after the game has loaded to finish loading tactics
events:RegisterEvent("PLAYER_LOGIN")							--Fired just before login has finished

function generateItemCache()									--The Item Cache can only be generated once the game has loaded
	for i,v in pairs(core.ItemCache) do							--We need to first get information about the item to load into the cache
		--If item does not return nil then add to tactics now as GET_ITEM_INFO_RECEIVED only fires if items are not in the cache
		local itemName, itemLink = GetItemInfo(core.ItemCache[v])
		if itemLink ~= nil then
			for expansion, _ in pairs(core.Instances) do
				for instanceType, _ in pairs(core.Instances[expansion]) do
					for instance, _ in pairs(core.Instances[expansion][instanceType]) do
						for boss, _ in pairs(core.Instances[expansion][instanceType][instance]) do
							if boss ~= "name" then
								if type(core.Instances[expansion][instanceType][instance][boss].tactics) == "table" then
									if UnitFactionGroup("player") == "Alliance" then
										if string.find(core.Instances[expansion][instanceType][instance][boss].tactics[1], ("IAT_" .. core.ItemCache[v])) then
											core.Instances[expansion][instanceType][instance][boss].tactics[1] = string.gsub(core.Instances[expansion][instanceType][instance][boss].tactics[1], ("IAT_" .. core.ItemCache[v]), itemLink)
										end
									else
										if string.find(core.Instances[expansion][instanceType][instance][boss].tactics[2], ("IAT_" .. core.ItemCache[v])) then
											core.Instances[expansion][instanceType][instance][boss].tactics[2] = string.gsub(core.Instances[expansion][instanceType][instance][boss].tactics[2], ("IAT_" .. core.ItemCache[v]), itemLink)
										end
									end
								else
									if string.find(core.Instances[expansion][instanceType][instance][boss].tactics, ("IAT_" .. core.ItemCache[v])) then
										core.Instances[expansion][instanceType][instance][boss].tactics = string.gsub(core.Instances[expansion][instanceType][instance][boss].tactics, ("IAT_" .. core.ItemCache[v]), itemLink)
									end
								end
							end
						end
					end
				end
			end
		end
	end
end

function events:GET_ITEM_INFO_RECEIVED(self, arg1)
	if core:has_value2(core.ItemCache, arg1) then
		--Update table with updated info
		for expansion, _ in pairs(core.Instances) do
			for instanceType, _ in pairs(core.Instances[expansion]) do
				for instance, _ in pairs(core.Instances[expansion][instanceType]) do
					for boss, _ in pairs(core.Instances[expansion][instanceType][instance]) do
						if boss ~= "name" then
							if type(core.Instances[expansion][instanceType][instance][boss].tactics) == "table" then
								if UnitFactionGroup("player") == "Alliance" then
									if string.find(core.Instances[expansion][instanceType][instance][boss].tactics[1], ("IAT_" .. arg1)) then
										local itemName, itemLink = GetItemInfo(arg1)
										if itemLink ~= nil then
											core.Instances[expansion][instanceType][instance][boss].tactics[1] = string.gsub(core.Instances[expansion][instanceType][instance][boss].tactics[1], ("IAT_" .. arg1), itemLink)
										end
									end
								else
									if string.find(core.Instances[expansion][instanceType][instance][boss].tactics[2], ("IAT_" .. arg1)) then
										local itemName, itemLink = GetItemInfo(arg1)
										if itemLink ~= nil then
											core.Instances[expansion][instanceType][instance][boss].tactics[2] = string.gsub(core.Instances[expansion][instanceType][instance][boss].tactics[2], ("IAT_" .. arg1), itemLink)
										end
									end
								end
							else
								if string.find(core.Instances[expansion][instanceType][instance][boss].tactics, ("IAT_" .. arg1)) then
									local itemName, itemLink = GetItemInfo(arg1)
									if itemLink ~= nil then
										core.Instances[expansion][instanceType][instance][boss].tactics = string.gsub(core.Instances[expansion][instanceType][instance][boss].tactics, ("IAT_" .. arg1), itemLink)
									end
								end
							end
						end
					end
				end
			end
		end
	end
end

function generateNPCCache()
	core:sendDebugMessage("Attempting to load from local NPC Cache")
	GetNameFromLocalNpcIDCache()

	core:sendDebugMessage("Generating NPC Cache...")
	local count = 1
	local tempNPC = {}
	for i,v in pairs(core.NPCCache) do
		--GetNameFromNpcIDCache(core.NPCCache[v])
		table.insert(tempNPC, core.NPCCache[v])
	end

	generateNPCs = C_Timer.NewTicker(0.01, function()
		--core:sendDebugMessage("Fetching: " .. tempNPC[count] .. "(" .. count .. "/" .. #tempNPC .. ")")
		GetNameFromNpcIDCache(tempNPC[count])
		count = count + 1

		if generateNPCs._remainingIterations == 1 then
			core:sendDebugMessage("NPC cache generated")
		end
	end, #tempNPC)
end

function getNPCName(npcID)
	if not tonumber(core.NPCCache[npcID]) then
		return core.NPCCache[npcID]
	else
		GetNameFromNpcIDCache(npcID)
		return ""
	end
end

events:SetScript("OnEvent", function(self, event, ...)
    return self[event] and self[event](self, event, ...) 	--Allow event arguments to be called from seperate functions
end)

--Used to detect whether there are still players in the group still in combat with the boss
function events:onUpdate(sinceLastUpdate)
	self.sinceLastUpdate = (self.sinceLastUpdate or 0) + sinceLastUpdate;
	if ( self.sinceLastUpdate >= 1 ) then -- in seconds
		-- do stuff here
		self.sinceLastUpdate = 0;
		local combatStatus = getCombatStatus()
		if combatStatus == false and core.encounterDetected == false then
			--Once out of combat and encounter end has fired. Reset the variables
			core:clearInstanceVariables()
			core:clearVariables()
			core:sendDebugMessage("Left Combat")
			events:SetScript("OnUpdate",nil)
		end
	end
end

--------------------------------------
-- Achievement Scanning Variables
--------------------------------------
local playersToScan = {}						--List of players that still need to be scanned to see which achievements they are missing for the current instance
local playersScanned = {}						--List of players that have been successfully scanned for the current instance
local rescanNeeded = false						--Set to true if a rescan is needed during a current scan. This is fired if the group size changes during a scan
local playerCurrentlyScanning = nil				--This is set to the current player that is being scanned
local scanInProgress = false					--Set to true when a scan of the group has started
core.scanFinished = false						--Set to true when everyone in the group has been scanned successfully and no rescan is needed. Part of core so it can be accessed by the GUI
local scanAnnounced = false						--Whether the achievement scanning has been announced to the chat
local scanCounter = 0							--Incremented everytime a scan completes so only scan timer waiting for a reponse are not used

--------------------------------------
-- Main Variables
--------------------------------------
core.currentZoneID = nil						--The ID of the current instance the player is in
core.playerCount = 0							--The amount of players the instance lock can hold
core.inCombat = false							--Whether anyone in the current group is in combat with boss/mobs
core.achievementsFailed = {}					--Set to true when the requirements for a tracked achievement has failed
core.achievementsCompleted = {}					--Set to true when the requrements for a tracked achievement have been met
core.chatType = nil								--The chat type for the current group (say/party/raid)
core.achievementTrackedMessageShown = false		--Set to true when the message "Tracking {achievement}" is output to the chat so that it only outputs once per fight
core.groupSize = 1								--Amount of players currently in the group. Set to 1 by default
core.groupSizeInInstance = 0					--Amount of players currently in the group and also in the current instance
core.achievementIDs = {}						--Stores a list of the achievements to track for the current boss
core.achievementTrackingEnabled = false			--Whether the user wants to track achievements for the particular instance or not
core.playersFailedPersonal = {}					--List of players that have failed a personal achievement. Resets when you exit combat
core.playersSuccessPersonal = {}				--List of players that have successfully completed a personal acheievement. Resets when you exit combat
core.enableAchievementScanning = true			--Whether the addon is allowed to scan for achievements
core.addonEnabled = false
local combatTimerStarted = false				--Used to determine if players in the group are still in combat with a boss
local lastMessageSent = ""   					--Stores the last message sent to the chat. This is used to prevent the same message being sent more than once in case of an error and to prevent unwanted spam
local requestToRun = false						--Store whether the current addon sent the request to enable itself or not for achievement tracking
local electionFinished = false
local enableDisplayAchievement = true
local currentBossNums = {}
local detectBossWait = false
local announceToRaidWarning = false				--Whether or not to announce messages to Raid Warning or not. Can only be done while in raid & user is raid leader or assist.
local enableSound = false						--Whether to play a sound when achievement is completed
local enableSoundFailed = false					--Whether to play a sound when achievement is failed
local failedSound = nil
local completedSound = nil
core.achievementDisplayStatus = "show"			--How achievements should be display within the GUI (Show/Hide/Grey)
local mobMouseoverCache = {}
local encounterCache = {}
local announceMissingAchievements = false
local versionCheckInitiated = false
local trackAchievementsInUI = false				--Track achievements in achievements UI upon entering raid
local trackAchievementInUiTable = {}
local trackCharacterAchievements = false
local changeInfoFrameScale = false
local trackAchievementsNoPrompt = false
local changeMinimapIcon = false

local sendMessageOnTimer_ProcessMessage = false	--Set when we have message in message queue that needs to be output
local sendMessageOnTimer_Message = nil			--Message in queue to be outputted
local sendMessageOnTimer_StartTimer = false		--Is set when the loop that outputs a message every n seconds is started
local sendMessageOnTimer_OnCooldown = false		--Waiting n seconds before outputting more messages

local trackAchievementsUIAutomatic = false		--Whether the Track Achievement UI was generated automatically after entering instance

--------------------------------------
-- Current Instance Variables
--------------------------------------
core.inInstance = false
core.expansion = nil							--Current expansion of the particular instance
core.instanceType = nil							--Whether the instance is a dungeon or a raid
core.instance = nil								--Name of the instance the player is currently in
core.instanceNameSpaces = nil					--Instance name with spaces
core.foundBoss = false							--Whether or not a boss has been found to track or not
core.currentBosses = {}							--Stores a list of the bosses the player is currently attacking. (Can be mutliple if one boss has multiple achievements)
core.mobCache = {}								--Stores a list of mobs that have been checked to see whether or not they need to be tracked or not
core.instanceVariablesReset = true				--Whether the instance variables have reset after leaving an instance

--------------------------------------
-- Boss functions
--------------------------------------
core.mobCounter = 0								--Used in the trackMob function to see how many of a certain type of mob have currently spawned
core.mobUID = {}								--Used in the trackMob function to store the unique UID of each mob of a certain type that has spawned
core.thresholdAnnounced = false					--Used to check whether the trackMob funciton has announced the requirements have been met
core.encounterStarted = false
core.displayAchievements = false
core.encounterDetected = false
core.outputTrackingStatus = false
core.announceTrackedAchievementsToChat = false	--Whether or not the user has chosen for IAT to announce which achievements are currently being tracked to chat
core.lockDetection = false						--Once an encounter has finished. Stop the encounter being detected again straight away
core.onlyTrackMissingAchievements = false		--Whether or not the user has chosen to only track missing achievements or not
core.trackingSupressed = false					--Whether or not tracking is being supressed for the current fight
core.infoFrameShown = false
core.infoFrameLock = false
local automaticBlizzardTracking = true			--By Default blizzard trackers are almost always white (true)
local automaticBlizzardTrackingInitialCheck = false --Initial check for value at start of each encounter
local enableCombatLogging = false
core.syncMessageQueue = {}							--Messages sent from sync to other addons. Used when range is too small for one addon to cover.
local enableInfoFrame = true					--Whether or not user has Info Frame enabled or not
core.groupSizeRequiresUpdate = false

--------------------------------------
-- Addon Syncing
--------------------------------------
local masterAddon = false					--The master addon for the group. This stop multiple people with the addon outputting identical messages. Reset at the end of every fight
local playerRank = -1						--The rank of the player is the group. Players with higher rank get priorty over outputting messages unless they have an outdated addon
local addonID = 0
local messageQueue = {}
local blockRequirementsCheck = false		--This blocks comparing who is the master addon for remainder of fight since it has been determined an addon already has better requirements than this addon
local relayAddonPlayer = nil
local relayAddonVersion = 0
local masterAddonPlayer = nil				--The player who is currently the master addon
local versionRequestSent = false			--When adds send version request, only do this once per fight.
local checkBrodcast = false
local broadcastMessage = nil
local broadcastMajorVersion = nil
local brodcastMinorVersion = nil
local firstBroadcast = 10
local newRequestRecieved = false

--------------------------------------
-- InfoFrame Variables
--------------------------------------
core.manualCountMaxSize = 0
core.manualCountCurrentSize = 0
core.manualCountSetup = false

--Get the current size of the group
function core:getGroupSize()
	if core.encounterStarted == false then
		local size = GetNumGroupMembers()

		if size == 0 then
			--If the size is 0 then player is not in a group. However we need to still set it to 1 since 0 players doesn't make sense
			core.groupSize = 1
		else
			core.groupSize = size
		end
		core:sendDebugMessage("Group Size set to: " .. core.groupSize)
	else
		core:sendDebugMessage("Cannot update group size while fighting boss. Waiting till end of combat")
		core.groupSizeRequiresUpdate = true
	end
end

------------------------------------------------------
---- Players Achievements Functions
------------------------------------------------------

--Get a list of all the players currently in the group. This is used so we can scan all the players in the group to see which achievements they need
--This is run everytime the composition of the group changes so we always have an up to date list of players who need a certain achievement
function getPlayersInGroup()
	if core.inInstance == true then
		--Only Announce the scanning once.
		if scanAnnounced == false then
			printMessage(L["Core_StartingAchievementScan"] .. " " .. core.instanceNameSpaces .. " (" .. L["Core_GameFreezeWarning"] .. "!)")
			scanAnnounced = true
		end
		core:getGroupSize() --Get current size of the group
		scanInProgress = true
		core.scanFinished = false
		local currentGroup = {} --Create a local copy of the group so we can then compare it to the current group to see what changes there are.

		if core.groupSize > 1 then
			--We are in a group
			local currentUnit
			core:detectGroupType() --Detect the type of group the player is in so we can do the appropriate scanning
			for i = 1, core.groupSize do
				if core.chatType == "PARTY" or core.chatType == "INSTANCE_CHAT" then
					if i < core.groupSize then
						currentUnit = "party" .. i
					else
						currentUnit = "player"
					end
				elseif core.chatType == "RAID" then
					currentUnit = "raid" .. i
				end

				local name, realm = UnitName(currentUnit)
				if core:has_value(playersScanned, name) == false and core:has_value(playersToScan, name) == false and name ~= "Unknown" then
					table.insert(playersToScan, name)
				end

				--Add to the current group so we can remove players that have left the group
				if name ~= "Unknown" then
					table.insert(currentGroup, name)
				end
			end
		else
			currentUnit = "player"
			local name, realm = UnitName(currentUnit)
			if core:has_value(playersScanned, name) == false and core:has_value(playersToScan, name) == false and name ~= "Unknown" then
				table.insert(playersToScan, name)
			end
			table.insert(currentGroup, name)
		end

		--Check if anyone in the group has left that has already been scanned
		--In playersToScan
		if #playersToScan > 0 then
			for i = #playersToScan, 1, -1 do
				if core:has_value(currentGroup, playersToScan[i]) == false then
					table.remove(playersToScan, i)
				end
			end
		end

		--In playersScanned
		if #playersScanned > 0 then
			for i = #playersScanned, 1, -1 do
				if core:has_value(currentGroup, playersScanned[i]) == false then
					--Remove player from the table that generates the UI for that achievementw
					for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
						if boss ~= "name" then
							local name = playersScanned[i]
							--print("Removing: " .. name)

							--Check if player was added the table
							for j = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].players do
								if core.Instances[core.expansion][core.instanceType][core.instance][boss].players[j] == name then
									table.remove(core.Instances[core.expansion][core.instanceType][core.instance][boss].players, j)
									--print("Removed: " .. name)
								end
							end
						end
					end

					--Update the GUI
					core.Config:Instance_OnClickAutomatic()

					table.remove(playersScanned, i)
				end
			end
		end

		rescanNeeded = false

		--Start the player scanning
		if #playersToScan > 0 then
			--Fetch information for the next person in the group
			getInstanceAchievements()
		else
			core:sendDebugMessage(L["Core_AchievementScanFinished"] .. " (" .. #playersScanned .. "/" .. core.groupSize .. ")")
			scanInProgress = false
			core.scanFinished = true

			--Once the achievement scanning has finished enable the achievement tab to start scanning again
			if _G["AchievementFrameComparison"] ~= nil then
				--Re-register this event so achievement ui and inspect achievement ui work as intended
				_G["AchievementFrameComparison"]:RegisterEvent("INSPECT_ACHIEVEMENT_READY")
			end

			--Announce which achievements this addon player needs to still get in this instance
			if announceMissingAchievements == false then
				announceMissingAchievements = true
				local achievements = ""
				local foundAchievement = false
				for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
					if boss ~= "name" then
						local name, _ = UnitName("player")
						if core:has_value(core.Instances[core.expansion][core.instanceType][core.instance][boss].players, name) == true then
							foundAchievement = true
							achievements = achievements .. GetAchievementLink(core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
						end
					end
				end

				if foundAchievement == false then
					core:printMessage(L["Core_CompletedAllAchievements"] .. " " .. achievements)
				else
					core:printMessage(L["Core_IncompletedAchievements"])
				end
			end
		end
	else
		core:sendDebugMessage("Player is not in an instance. Cancelling scan")
	end
end

--Used to fetch achievement information for each player in the group. This is used so players can see and output which players in the group are missing which achievements
--TODO: have a limit on the amount of times a certain player is scanned. This is needed so we are not constantly scanning players that are offline or players who never enter the instance
function getInstanceAchievements()
	ClearAchievementComparisonUnit()
	--Make sure the player we are about to scan is still in the group
	if UnitName(playersToScan[1]) ~= nil then
		playerCurrentlyScanning = playersToScan[1]
		--core:sendDebugMessage("Setting Comparison Unit to: " .. UnitName(playersToScan[1]))
		core.currentComparisonUnit = UnitName(playersToScan[1])

		--Check if the achievement ui is open before setting the comparison unit
		if _G["AchievementFrame"] then
			--The AchievementFrameComparison_OnEvent in Blizzard_AchievementUI does not check if the INSPECT_ACHIEVEMENT_READY event was fired from it's own addon or not
			--Temporarily disable the event while we do our scanning.
			--To protect against errors by disabling event, pause the scanning if the achievement ui or inspect achievement ui is shown
			_G["AchievementFrameComparison"]:UnregisterEvent("INSPECT_ACHIEVEMENT_READY");
			SetAchievementComparisonUnit(playersToScan[1])
		else
			--Achievement Frame has not been loaded so go ahead and set the comparison unit
			SetAchievementComparisonUnit(playersToScan[1])
		end

		--Set the id to the current scanCounter so we can determine if the timer is still valid or not. If the scanCounter is higher than the local timer then ignore the output from the timer since it's no longer valid
		local scanCounterloc = scanCounter

		--Wait 2 seconds then check if the achievement information was returned successfully. If playerCurrentlyScanning is nil then we can assume the information was returned successfully
		--If playerCurrentlyScanning still has a value then INSPECT_ACHIEVEMNT_READY event has not run and the information for that player was not fetched
		C_Timer.After(2, function()
			--Check if the scan is still valid or not
			if scanCounterloc == scanCounter then
				--Last player scan was successfully. Check if we need to continue scanning
				-- if #playersToScan > 0 then
				-- 	getInstanceAchievements()
				-- elseif #playersToScan == 0 and rescanNeeded == false then
				-- 	printMessage("Achievment Scanning Finished (" .. #playersScanned .. "/" .. core.groupSize .. ")")
				-- 	scanInProgress = false
				-- 	core.scanFinished = true
				-- elseif #playersToScan == 0 and rescanNeeded == true then
				-- 	--print("Achievement Scanning Finished but some players still need scanning. Waiting 20 seconds then trying again (" .. #playersScanned .. "/" .. core.groupSize .. ")")
				-- 	C_Timer.After(10, function()
				-- 		scanInProgress = true
				-- 		getPlayersInGroup()
				-- 	end)
				-- end

				--Last player to scan was not successfull
				--core:sendDebugMessage("Last scan was unsuccessfull: " .. scanCounterloc)
				rescanNeeded = true
				if playersToScan[1] ~= nil then
					--print("Cannot Scan " .. playersToScan[1])
					table.remove(playersToScan, 1)
				end

				if #playersToScan > 0 then
					getInstanceAchievements()
				elseif #playersToScan == 0 and rescanNeeded == true then
					--print("Achievement Scanning Finished but some players still need scanning. Waiting 20 seconds then trying again (" .. #playersScanned .. "/" .. core.groupSize .. ")")
					C_Timer.After(10, function()
						scanInProgress = true
						getPlayersInGroup()
					end)
				end
			else
				--core:sendDebugMessage("Cancelling: " .. scanCounterloc)
			end
		end)
	else
		rescanNeeded = true
		scanInProgress = true
		getPlayersInGroup()
	end
end

------------------------------------------------------
---- Achievement Tracking Setup
------------------------------------------------------

--Run when the player initially enters an instance to setup variables such as instanceName, expansion etc so we can track the correct bosses
function getInstanceInfomation()
	--Delay the execution of this function to make sure difficultyID information is ready to be fetched from the server
	C_Timer.After(2, function()
		--If the instance is different to the one we last checked then we need to reset varaibles and re-scan
		if IsInInstance() and core.inInstance == true then
			local instanceNameSpaces, _, difficultyID, _, maxPlayers, _, _, currentZoneID, _ = GetInstanceInfo()
			if instanceNameSpaces ~= core.instanceNameSpaces then
				--Instances don't match. Lets rescan
				core.inInstance = false
				if UIConfig ~= nil and core.inInstance == false then
					core:sendDebugMessage("Hiding Tracking UI")
					UIConfig:Hide()
				end

				--Disable achievement tracking if currently tracking
				checkAndClearInstanceVariables()
			end
		end

		if IsInInstance() and core.inInstance == false then
			core:sendDebugMessage("Player has entered instance")
			local instanceCompatible = false --Check whether player is on correct difficulty to earn achievements
			core.instanceNameSpaces, _, core.difficultyID, _, core.maxPlayers, _, _, core.currentZoneID, _ = GetInstanceInfo()

			if core.difficultyID ~= 0 then
				core:sendDebugMessage(core.currentZoneID)

				core.instance = core.currentZoneID --Instance name without any puntuation
				core.instanceClear = "_" .. core.currentZoneID --Instance name with _ to fetch functions for tracking of the particular instance

				core:sendDebugMessage("Offical Instance Name: " .. core.instance .. " " .. core.instanceClear)

				--If the raid is in the lich king expansion then detect whether player is on the 10man or 25man difficulty
				--This is only needed for raids that have seperate achievements for 10man and 25man. Happens for the majority of WOTLK raids
				if core.instance == 615 or core.instance == 616 or core.instance == 249 or core.instance == 649 or core.instance == 624 or core.instance == 533 or core.instance == 631 then
					if core.difficultyID == 3 or core.difficultyID == 5 then
						--10 Man
						core:sendDebugMessage("Detected Legacy 10 man Raid")
						core.instance = core.instance .. -10
						core:sendDebugMessage("New Instance Name: " .. core.instance)
					elseif core.difficultyID == 4 or core.difficultyID == 6 then
						--25 Man
						core:sendDebugMessage("Detected Legacy 25 man raid")
						core.instance = core.instance .. -25
						core:sendDebugMessage("New Instance Name: " .. core.instance)
					end
				end

				--Find the instance in the core.instances table so we can cache the value to be used later
				for expansion,_ in pairs(core.Instances) do
					for instanceType,_ in pairs(core.Instances[expansion]) do
						for instance,_ in pairs(core.Instances[expansion][instanceType]) do
							if instance == core.instance then
								core.expansion = expansion
								core.instanceType = instanceType
								core.instance = instance
								core.inInstance = true
								core.instanceVariablesReset = false

								core:sendDebugMessage("Expansion: " .. core.expansion)
								core:sendDebugMessage("Instance Type: " .. core.instanceType)
								core:sendDebugMessage("Instance: " .. core.instance)
							end
						end
					end
				end

				--Check whether achievements can be earned for the instance the player has entered
				core:sendDebugMessage("DifficultyID: " .. core.difficultyID)
				if core.difficultyID == 2 then
					--WOTLK/Cata/Mop/Wod heroic dungeons
					if core.expansion == 8 or core.expansion == 7 or core.expansion == 6 or core.expansion == 5 then
						instanceCompatible = true
					end
				elseif core.difficultyID == 23 then
					--Legion/BFA/Shadowlands Mythics
					if core.expansion == 5 or core.expansion == 4 or core.expansion == 3 or core.expansion == 2 then
						instanceCompatible = true
					end

					--Mythic WoD don't work for most achievements
					if core.difficultyID == 23 and core.expansion == 5 then
						core.warnCompatible = true
					end
				elseif core.difficultyID == 3 or core.difficultyID == 5 then
					--legacy10
					instanceCompatible = true
				elseif core.difficultyID == 4 or core.difficultyID == 6 then
					--legacy25
					instanceCompatible = true
				elseif core.difficultyID == 11 or core.difficultyID == 12 then
					--scenerios"
					if core.expansion == 6 then
						instanceCompatible = true
					end
				elseif core.difficultyID == 13 or core.difficultyID == 14 or core.difficultyID == 15 or core.difficultyID == 16 then
					--current
					instanceCompatible = true
				elseif core.difficultyID == 7 or core.difficultyID == 17 and debugMode == true then
					instanceCompatible = true
				elseif core.difficultyID == 24 or core.difficultyID == 33 then
					--Timewalking
					instanceCompatible = true
				end

				if debugMode == true then
					instanceCompatible = true

					--Set instance we want to debug
					-- core.instanceNameSpaces = "Castle Nathria"
					-- core.instanceName = "CastleNathria"
					-- core.instance = 2296
					-- core.instanceClear = "_2296"
					-- core.expansion = 2
					-- core.instanceType = "Raids"
				end

				if instanceCompatible == true and core.expansion ~= nil then
					--Check if the instance has any achievements to actually track
					local foundTracking = false
					core:sendDebugMessage("Expansion: " .. core.expansion)
					core:sendDebugMessage("Instance Type: " .. core.instanceType)
					core:sendDebugMessage("Instance: " .. core.instance)
					for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
						if boss ~= "name" then
							if core.Instances[core.expansion][core.instanceType][core.instance][boss].track ~= nil then
								foundTracking = true
							end
						end
					end

					--Ask the user whether they want to enable Achievement Tracking in the instance. Always ask user even if we can't track anything, so that they can see what they are missing too.
					if trackAchievementsUIAutomatic == false then
						trackAchievementsUIAutomatic = true
						core:sendDebugMessage("Asking user whether they want to track this instance")
						if UICreated == false then
							core:sendDebugMessage("Creating Tracking UI")
							createEnableAchievementTrackingUI()
						else
							core:sendDebugMessage("Displaying Tracking UI since it was already created")
							if trackAchievementsNoPrompt == true then
								enableAchievementTracking()
							else
								UIConfig.content:SetText(L["Core_EnableAchievementTracking"] .. ": " .. core.instanceNameSpaces);
								UIConfig:Show()
							end
						end
					else
						core:sendDebugMessage("No Achievements to track for this instance")
					end

					--Switch to correct tab in GUI
					if core.expansion == 2 then
						Tab_OnClick(_G["AchievementTrackerTab2"])
					elseif core.expansion == 3 then
						Tab_OnClick(_G["AchievementTrackerTab3"])
					elseif core.expansion == 4 then
						Tab_OnClick(_G["AchievementTrackerTab4"])
					elseif core.expansion == 5 then
						Tab_OnClick(_G["AchievementTrackerTab5"])
					elseif core.expansion == 6 then
						Tab_OnClick(_G["AchievementTrackerTab6"])
					elseif core.expansion == 7 then
						Tab_OnClick(_G["AchievementTrackerTab7"])
					elseif core.expansion == 8 then
						Tab_OnClick(_G["AchievementTrackerTab8"])
					end

					--Make sure right instance is selected
					core.Config:Instance_OnClickAutomatic()
				else
					core:sendDebugMessage("Achievements cannot be earned for the following difficulty " .. core.difficultyID)
				end
			else
				--Information about the instance difficulty has not finished loading. Re-call function and try again
				core:sendDebugMessage("Unable to fetch DifficultyID for current instance. Waiting 2 seconds then trying again")
				getInstanceInfomation()
			end
		elseif IsInInstance() == false and core.inInstance == true then
			core:sendDebugMessage("6")
			core.inInstance = false
			if UIConfig ~= nil then
				core:sendDebugMessage("Hiding Tracking UI")
				UIConfig:Hide()
			end
		end
	end)
end

--Run if we need to setup additional events/variables for a certain instance. For example if we need to track additional events such as messages from bosses
function initialInstanceSetup()
	--Used to start certain events for some instances so we don't have to run them when they are not needed
	core:sendDebugMessage("Starting Initial Setup If Needed...")
	local retOK, ret1 = pcall(function() core[core.instanceClear]:InitialSetup() end);
	if (retOK) then
		core:sendDebugMessage("Starting Initial Setup For Instance")
		core[core.instanceClear]:InitialSetup()
	else
		core:sendDebugMessage("Function failed, error text: " .. ret1 .. ".")
	end
end

--Create the achievement tracking UI if it is not already been created
--This will ask the user if they want to enable acheivement tracking for the current instance the player has entered
--It will only show in instances where there are achievements to be tracked and they are on the correct difficulty to earn acheivements
function createEnableAchievementTrackingUI()
	UICreated = true

	--Create the frame to ask the user whether they want to enable the addon for the particular instance they are in
	UIConfig = CreateFrame("Frame", "AchievementTrackerCheck", UIParent, "UIPanelDialogTemplate", "AchievementTemplate")
	UIConfig:SetSize(200, 200)

	--Title
	UIConfig.title = UIConfig:CreateFontString(nil, "OVERLAY", "GameFontHighlight")
	UIConfig.title:SetPoint("CENTER", AchievementTrackerCheckTitleBG, "CENTER", -5, 0);
	UIConfig.title:SetText("IAT V" .. core.Config.majorVersion .. "." .. core.Config.minorVersion .. "." .. core.Config.revisionVersion);

	--Content
	UIConfig.content = UIConfig:CreateFontString(nil, "OVERLAY", "GameFontHighlight")
	UIConfig.content:SetPoint("TOPLEFT", AchievementTrackerCheckDialogBG, "TOPLEFT", 0, -5);
	UIConfig.content:SetText(L["Core_EnableAchievementTracking"] .. ": " .. core.instanceNameSpaces);
	UIConfig.content:SetWidth(185)

	UIConfig.btnYes = CreateFrame("Button", nil, UIConfig, "GameMenuButtonTemplate");
	UIConfig.btnYes:SetPoint("RIGHT", UIConfig.content, "BOTTOM", 0, -20);
	UIConfig.btnYes:SetSize(80, 30);
	UIConfig.btnYes:SetText(L["Core_Yes"]);
	UIConfig.btnYes:SetNormalFontObject("GameFontNormal");
	UIConfig.btnYes:SetHighlightFontObject("GameFontHighlight");

	UIConfig.btnNo = CreateFrame("Button", nil, UIConfig, "GameMenuButtonTemplate");
	UIConfig.btnNo:SetPoint("LEFT", UIConfig.btnYes, "RIGHT", 5, 0);
	UIConfig.btnNo:SetSize(80, 30);
	UIConfig.btnNo:SetText(L["Core_No"]);
	UIConfig.btnNo:SetNormalFontObject("GameFontNormal");
	UIConfig.btnNo:SetHighlightFontObject("GameFontHighlight");

	UIConfig:SetHeight(UIConfig.content:GetHeight() + UIConfig.btnYes:GetHeight() + UIConfig.title:GetHeight() + 35)
	UIConfig.btnYes:SetScript("OnClick", enableAchievementTracking);
	UIConfig.btnNo:SetScript("OnClick", disableAchievementTracking);

	UIConfig:SetMovable(true)
	UIConfig:EnableMouse(true)
	UIConfig:SetClampedToScreen(true)
	UIConfig:RegisterForDrag("LeftButton")
	UIConfig:SetScript("OnDragStart", UIConfig.StartMoving)
	UIConfig:SetScript("OnDragStop", function(self)
		self:StopMovingOrSizing()
		AchievementTrackerOptions["trackingFrameXPos"] = self:GetLeft()
		AchievementTrackerOptions["trackingFrameYPos"] = self:GetBottom()
	end)

    --Info Frame X/Y Posiions
	if AchievementTrackerOptions["trackingFrameXPos"] ~= nil and AchievementTrackerOptions["trackingFrameYPos"] ~= nil then
		UIConfig:ClearAllPoints()
		UIConfig:SetPoint("BOTTOMLEFT",AchievementTrackerOptions["trackingFrameXPos"],AchievementTrackerOptions["trackingFrameYPos"])
	else
		UIConfig:SetPoint("CENTER")
	end

	--Setup the InfoFrame
	core.IATInfoFrame:SetupInfoFrame()

	if trackAchievementsNoPrompt == true then
		enableAchievementTracking()
	end
end

--Players wants to track achievements for this instance
function enableAchievementTracking(self)
	core.achievementTrackingEnabled = true
	UIConfig:Hide()

	--Register Events
	events:RegisterEvent("INSPECT_ACHIEVEMENT_READY") 			--Used for scanning players in the group to see which achievements they are missing
	events:RegisterEvent("GROUP_ROSTER_UPDATE")					--Used to find out when the group size has changed and to therefore initiate an achievement scan of the group
	events:RegisterEvent("CHAT_MSG_SYSTEM")						--Used to find out when players join group to intiate an achievement scan of the group
	events:RegisterEvent("PLAYER_REGEN_DISABLED")				--Used to detect when the player has entered combat and to reset tracked variables for bosses
	events:RegisterEvent("PLAYER_REGEN_ENABLED")				--Used to track when the player has left combat
	events:RegisterEvent("COMBAT_LOG_EVENT_UNFILTERED")			--Used to track the completion/failiure of achievements
	events:RegisterEvent("ENCOUNTER_START")						--Used to detect the start of a boss fight
	events:RegisterEvent("ENCOUNTER_END")						--Used to detect the end of a boss fight
	events:RegisterEvent("UPDATE_MOUSEOVER_UNIT")				--Used to output achievement for boss and players missing achievements on hoverkk

	--Start the achievement scan
	if core.enableAchievementScanning == true then
		getPlayersInGroup()
	else
		core:sendDebugMessage("Achievement Scanning Disabled")
	end

	--Start the combatlog if applicable
	if enableCombatLogging == true then
		core:sendDebugMessage("Enable CombatLog")
		local isLogging = LoggingCombat()
		if LoggingCombat() ~= true then
			LoggingCombat(1)
			core:printMessage(L["Core_CombatLogEnabled"])
			--RaidNotice_AddMessage(RaidWarningFrame, "[IAT] Combat Log Started", ChatTypeInfo["SYSTEM"])
		else
			core:sendDebugMessage("Combatlog already enabled")
		end
	else
		core:sendDebugMessage("Combatlog does not need to be enabled")
	end

	--Addon Syncing Priority:
	--1.) Highest Version Number of addon
	--2.) Raid Leader / Party Leader
	--3.) Raid Assistant
	--4.) Member

	--Setup the instance events if required
	initialInstanceSetup()

	--Get a random ID between 1 and 100,000
	addonID = random(1,100000)

	--Check if there is already someone else running the addon in the group / whether the priority is higher for the current player than other players running the addon
	if core.groupSize == 1 then
		--Player is not a group so set the player to the master addon
		core:sendDebugMessage("Setting Master Addon 1")
		masterAddon = true
		printMessage(L["Core_AchievementTrackingEnabledFor"] .. " " .. core.instanceNameSpaces)
	else
		--Get the rank for the current player
		for i = 1, core.groupSize do
			local name, rank, subgroup, level, class, fileName, zone, online, isDead, role, isML = GetRaidRosterInfo(i)
			if name == UnitName("Player") then
				--Send out message so other adds can add new player to their arrays
				playerRank = rank
			end
		end
	end

	if core.warnCompatible == true then
		StaticPopupDialogs["IAT_WarnCompatible"] = {
			text = L["GUI_DifficultyWarning"],
			button1 = "Ok",
			timeout = 0,
			whileDead = true,
			hideOnEscape = true,
		}
		StaticPopup_Show ("IAT_WarnCompatible")
		core.warnCompatible = false
	end

	if changeMinimapIcon == true then
		_G["LibDBIcon10_InstanceAchievementTracker"].icon:SetVertexColor(0,1,0)
	end
end

--Hide the achievment tracking UI once the player has left the instance
function disableAchievementTracking(self)
	UIConfig:Hide()
	core.inInstance = false

	if changeMinimapIcon == true then
		_G["LibDBIcon10_InstanceAchievementTracker"].icon:SetVertexColor(1,0,0)
	end
end

--Used to detect when everyone in the group has left combat so we can reset global and instance variables
function getCombatStatus()
	local playerInCombat = false
	if core.groupSize > 1 then
		--We are in a group
		local currentUnit
		core:detectGroupType()
		for i = 1, core.groupSize do
			if core.chatType == "PARTY" then
				if i < core.groupSize then
					currentUnit = "party" .. i
				else
					currentUnit = "player"
				end
			elseif core.chatType == "RAID" then
				currentUnit = "raid" .. i
			end

			if currentUnit ~= nil then
				if UnitAffectingCombat(currentUnit) == true then
					playerInCombat = true
				end
			end
		end

		if playerInCombat == false then
			--Everyone in the group has left combat so we can clear the tracking variables
			return false
		else
			--Someone in the group is still in combat
			return true
		end
	else
		--Player is not in a group. Check if they are in combat though
		if UnitAffectingCombat("Player") == true then
			playerInCombat = true
			return true
		else
			playerInCombat = false
			return false
		end
	end
end

--------------------------------------
---- Custom Slash Command
--------------------------------------
core.commands = {
	[L["Core_help"]] = function()
		printMessage(L["Core_Commands"] .. ":")
		printMessage("/iat help|r - " .. L["Core_ListCommands"])
		printMessage("/iat toggle|r - " .. L["Core_CommandToggleTracking"])
	end,

	[L["Core_Enable"]] = function()
		print("Enable/Disable addon")
	end,

	["version"] = function()
		if versionCheckInitiated == false then
			versionCheckInitiated = true
			C_ChatInfo.SendAddonMessage("Whizzey", "sendVersionIAT", "RAID")

			C_Timer.After(20, function()
				versionCheckInitiated = false
			end)
		else
			print("Wait 20 seconds before using this command again")
		end
	end,

	["debug"] = function()
		if sendDebugMessages == true then
			debugMode = false
			debugModeChat = false
			sendDebugMessages = false
			printMessage("Debug Mode Disabled")
		else
			debugMode = true
			debugModeChat = true
			sendDebugMessages = true
			printMessage("Debug Mode Enabled")

			if core.achievementTrackingEnabled == false and core.addonEnabled == true then
				getInstanceInfomation()
			elseif core.achievementTrackingEnabled == true and core.addonEnabled == true then
				core.inInstance = false

				if UIConfig ~= nil and core.inInstance == false then
					core:sendDebugMessage("Hiding Tracking UI")
					UIConfig:Hide()
				end

				core.achievementTrackingEnabled = false

				--Disable achievement tracking if currently tracking
				checkAndClearInstanceVariables()

				ClearGUITabs()

				getInstanceInfomation()
			elseif core.addonEnabled == false then
				core:printMessage(L["Core_EnableAddonFirst"])
			end
		end
	end,

	[L["Core_Toggle"]] = function()
		trackAchievementsUIAutomatic = false
		if core.achievementTrackingEnabled == false and core.addonEnabled == true then
			getInstanceInfomation()
		elseif core.achievementTrackingEnabled == true and core.addonEnabled == true then
			core.inInstance = false

			if UIConfig ~= nil and core.inInstance == false then
				core:sendDebugMessage("Hiding Tracking UI")
				UIConfig:Hide()
			end

			core.achievementTrackingEnabled = false

			--Disable achievement tracking if currently tracking
			checkAndClearInstanceVariables()

			ClearGUITabs()

			getInstanceInfomation()
		elseif core.addonEnabled == false then
			core:printMessage(L["Core_EnableAddonFirst"])
		end
	end,
};

local function HandleSlashCommands(str)
	if (#str == 0) then
		-- User just entered "/iat" with no additional args.
		core.Config.Toggle()
		return;
	end

	local args = {};
	for _, arg in ipairs({ string.split(' ', str) }) do
		if (#arg > 0) then
			table.insert(args, arg);
		end
	end

	local path = core.commands; -- required for updating found table.

	for id, arg in ipairs(args) do
		if (#arg > 0) then -- if string length is greater than 0.
			arg = arg:lower();
			if (path[arg]) then
				if (type(path[arg]) == "function") then
					-- all remaining args passed to our function!
					path[arg](select(id + 1, unpack(args)));
					return;
				elseif (type(path[arg]) == "table") then
					path = path[arg]; -- another sub-table found!
				end
			else
				-- does not exist!
				core.commands.help();
				return;
			end
		end
	end
end

------------------------------------------------------
---- Events
------------------------------------------------------

function events:PLAYER_LOGIN()
	--------------------------------------
	-- Minimap Icon
	--------------------------------------
	core.ATButton = LibStub("LibDBIcon-1.0")
	--local profile

	-- LDB
	if not LibStub:GetLibrary("LibDataBroker-1.1", true) then return end

	if not core.ATButton:IsRegistered("ExplorationAchievementTracker") then
		--Make an LDB object
		local MiniMapLDB = LibStub:GetLibrary("LibDataBroker-1.1"):NewDataObject("InstanceAchievementTracker", {
			type = "launcher",
			text = "InstanceAchievementTracker",
			icon = "Interface\\Icons\\ACHIEVEMENT_GUILDPERK_MRPOPULARITY",
			OnTooltipShow = function(tooltip)
				tooltip:AddLine("Instance Achievement Tracker");
			end,
			OnClick = function(self, button)
				core.Config.Toggle()
			end,
		})

		--Register Minimap Icon
		core.ATButton:Register("InstanceAchievementTracker", MiniMapLDB, AchievementTrackerOptions);


		--Show Minimap Icon
		if AchievementTrackerOptions["showMinimap"] then
			core:sendDebugMessage("Showing Minimap Icon")
			core.ATButton:Show("InstanceAchievementTracker")
		else
			core:sendDebugMessage("Hiding Minimap Icon")
			core.ATButton:Hide("InstanceAchievementTracker")
		end
	elseif AchievementTrackerOptions["showMinimap"] then
		--Make an LDB object
		local MiniMapLDB = LibStub:GetLibrary("LibDataBroker-1.1"):NewDataObject("InstanceAchievementTracker", {
			type = "launcher",
			text = "InstanceAchievementTracker",
			icon = "Interface\\Icons\\ACHIEVEMENT_GUILDPERK_MRPOPULARITY",
			OnTooltipShow = function(tooltip)
				tooltip:AddLine("Achievement Tracker");
				tooltip:AddLine("Exploration Achievement Tracker");
				tooltip:AddLine("Instance Achievement Tracker");
			end,
			OnClick = function(self, button)
				core.Config.Toggle()
			end,
		})

		--Register Minimap Icon
		core.ATButton:Register("InstanceAchievementTracker", MiniMapLDB, AchievementTrackerOptions);
		core.ATButton:Hide("ExplorationAchievementTracker")
	end
end

function events:ADDON_LOADED(event, name)
	if name ~= "InstanceAchievementTracker" then return end

	--Output IAT version info
	core:sendDebugMessage("---IAT Runtime---")
	core:sendDebugMessage("Version: " .. core.Config.majorVersion .. "." .. core.Config.minorVersion .. "." .. core.Config.revisionVersion)

	--Generate Item Cache for tactics
	generateItemCache()

	--Generate NPC Cache
	generateNPCCache()

	--Check if the options have been setup

	--Enable/Disable addon
	if AchievementTrackerOptions["enableAddon"] == nil then
		AchievementTrackerOptions["enableAddon"] = true
	end
	_G["AchievementTracker_EnableAddon"]:SetChecked(AchievementTrackerOptions["enableAddon"])

	--Show/Hide minimap
	if AchievementTrackerOptions["showMinimap"] == nil then
		AchievementTrackerOptions["showMinimap"] = true
	end
	_G["AchievementTracker_ToggleMinimapIcon"]:SetChecked(AchievementTrackerOptions["showMinimap"])

	--Announce which achievments are being tracked
	if AchievementTrackerOptions["announceTrackedAchievements"] == nil then
		AchievementTrackerOptions["announceTrackedAchievements"] = false --Do not enable by default
	elseif AchievementTrackerOptions["announceTrackedAchievements"] == true then
		core.announceTrackedAchievementsToChat = true
	end
	_G["AchievementTracker_ToggleAchievementAnnounce"]:SetChecked(AchievementTrackerOptions["announceTrackedAchievements"])

	--Only track missing achievements
	if AchievementTrackerOptions["onlyTrackMissingAchievements"] == nil then
		AchievementTrackerOptions["onlyTrackMissingAchievements"] = false --Do not enable by default
	elseif AchievementTrackerOptions["onlyTrackMissingAchievements"] == true then
		core:sendDebugMessage("Only Tracking Missing Achievements Enabled")
		core.onlyTrackMissingAchievements = true
		core:sendDebugMessage(tostring(core.onlyTrackMissingAchievements))
	end
	_G["AchievementTracker_ToggleTrackMissingAchievementsOnly"]:SetChecked(AchievementTrackerOptions["onlyTrackMissingAchievements"])

	--Announce to Raid Warning
	if AchievementTrackerOptions["announceToRaidWarning"] == nil then
		AchievementTrackerOptions["announceToRaidWarning"] = true --Enable this by default
	elseif AchievementTrackerOptions["announceToRaidWarning"] == true then
		announceToRaidWarning = true
	end
	_G["AchievementTracker_ToggleAnnounceToRaidWarning"]:SetChecked(AchievementTrackerOptions["announceToRaidWarning"])

	--Play sound when achievement completed
	if AchievementTrackerOptions["toggleSound"] == nil then
		AchievementTrackerOptions["toggleSound"] = false --Do not enable by default
	elseif AchievementTrackerOptions["toggleSound"] == true then
		enableSound = true

		--Make sure that there is a sound selected by default. To fix error from earlier version of addon
		if AchievementTrackerOptions["completedSoundID"] == nil or AchievementTrackerOptions["completedSound"] == nil then
			AchievementTrackerOptions["completedSound"] = "Interface\\AddOns\\InstanceAchievementTracker\\Sounds\\Achievement Completed.ogg"
			AchievementTrackerOptions["completedSoundID"] = 13
		end
	end
	_G["AchievementTracker_ToggleSound"]:SetChecked(AchievementTrackerOptions["toggleSound"])

	--Play sound when achievement fails
	if AchievementTrackerOptions["toggleSoundFailed"] == nil then
		AchievementTrackerOptions["toggleSoundFailed"] = false --Do not enable by default
	elseif AchievementTrackerOptions["toggleSoundFailed"] == true then
		enableSoundFailed = true

		--Make sure that there is a sound selected by default. To fix error from earlier version of addon
		if AchievementTrackerOptions["failedSoundID"] == nil or AchievementTrackerOptions["failedSound"] == nil then
			AchievementTrackerOptions["failedSound"] = "Interface\\AddOns\\InstanceAchievementTracker\\Sounds\\Achievement Failed.ogg"
			AchievementTrackerOptions["failedSoundID"] = 11
		end
	end
	_G["AchievementTracker_ToggleSoundFailed"]:SetChecked(AchievementTrackerOptions["toggleSoundFailed"])

	--Sound when achievement is completed
	if AchievementTrackerOptions["completedSoundID"] ~= nil then
		--Set the sound if already selected previously
		MSA_DropDownMenu_SetText(_G["AchievementTracker_SelectSoundDropdownCompleted"], AchievementTrackerOptions["completedSoundID"])
	end
	if AchievementTrackerOptions["completedSound"] ~= nil then
		--Set the source of the completed sound
		completedSound = AchievementTrackerOptions["completedSound"]
	end

	--Sound when achievement is failed
	if AchievementTrackerOptions["failedSoundID"] ~= nil then
		MSA_DropDownMenu_SetText(_G["AchievementTracker_SelectSoundDropdownFailed"], AchievementTrackerOptions["failedSoundID"])
	end
	if AchievementTrackerOptions["failedSound"] ~= nil then
		--Set the source of the completed sound
		failedSound = AchievementTrackerOptions["failedSound"]
	end

	--Hide completed achievements
	if AchievementTrackerOptions["hideCompletedAchievements"] == nil then
		AchievementTrackerOptions["hideCompletedAchievements"] = false --Disabled by default
	elseif AchievementTrackerOptions["hideCompletedAchievements"] == true then
		core.achievementDisplayStatus = "hide"
	end
	_G["AchievementTracker_HideCompletedAchievements"]:SetChecked(AchievementTrackerOptions["hideCompletedAchievements"])

	--Grey out completed achievements
	if AchievementTrackerOptions["greyOutCompletedAchievements"] == nil then
		AchievementTrackerOptions["greyOutCompletedAchievements"] = false --Disabled by default
	elseif AchievementTrackerOptions["greyOutCompletedAchievements"] == true then
		core.achievementDisplayStatus = "grey"
	end
	_G["AchievementTracker_GreyOutCompletedAchievements"]:SetChecked(AchievementTrackerOptions["greyOutCompletedAchievements"])

	--Enable combat logging
	if AchievementTrackerOptions["enableAutomaticCombatLogging"] == nil then
		AchievementTrackerOptions["enableAutomaticCombatLogging"] = false --Disabled by default
		enableCombatLogging = false
	elseif AchievementTrackerOptions["enableAutomaticCombatLogging"] == true then
		enableCombatLogging = true
	end
	_G["AchievementTracker_EnableAutomaticCombatLogging"]:SetChecked(AchievementTrackerOptions["enableAutomaticCombatLogging"])

	--Enable Info Frame
	if AchievementTrackerOptions["displayInfoFrame"] == nil then
		AchievementTrackerOptions["displayInfoFrame"] = true --Enabled by default
		enableInfoFrame = true
	elseif AchievementTrackerOptions["displayInfoFrame"] == false then
		enableInfoFrame = false
	end
	_G["AchievementTracker_DisplayInfoFrame"]:SetChecked(AchievementTrackerOptions["displayInfoFrame"])

	--Track achievements in Blizzard UI
	if AchievementTrackerOptions["trackAchievementsInBlizzardUI"] == nil then
		AchievementTrackerOptions["trackAchievementsInBlizzardUI"] = false --Disabled by default
		trackAchievementsInUI = false
	elseif AchievementTrackerOptions["trackAchievementsInBlizzardUI"] == true then
		trackAchievementsInUI = true
	end
	_G["AchievementTracker_TrackAchievementsInBlizzardUI"]:SetChecked(AchievementTrackerOptions["trackAchievementsInBlizzardUI"])

	--Track Character Achievements
	if AchievementTrackerOptions["trackCharacterAchievements"] == nil then
		AchievementTrackerOptions["trackCharacterAchievements"] = false --Disabled by default
		trackCharacterAchievements = false
	elseif AchievementTrackerOptions["trackCharacterAchievements"] == true then
		trackCharacterAchievements = true
	end
	_G["AchievementTracker_TrackCharacterAchievements"]:SetChecked(AchievementTrackerOptions["trackCharacterAchievements"])

	--Track achievements Automatically
	if AchievementTrackerOptions["trackAchievementsAutomatically"] == nil then
		AchievementTrackerOptions["trackAchievementsAutomatically"] = false --Disabled by default
		trackAchievementsNoPrompt = false
	elseif AchievementTrackerOptions["trackAchievementsAutomatically"] == true then
		trackAchievementsNoPrompt = true
	end
	_G["AchievementTracker_TrackAchievementsAutomatically"]:SetChecked(AchievementTrackerOptions["trackAchievementsAutomatically"])

	--Change Miniamp Icon depending on addon state
	if AchievementTrackerOptions["changeMinimapIcon"] == nil then
		AchievementTrackerOptions["changeMinimapIcon"] = false --Disabled by default
		changeMinimapIcon = false
	elseif AchievementTrackerOptions["changeMinimapIcon"] == true then
		changeMinimapIcon = true
	end
	_G["AchievementTracker_ChangeMinimapIcon"]:SetChecked(AchievementTrackerOptions["changeMinimapIcon"])

	SLASH_IAT1 = "/iat";
	SlashCmdList.IAT = HandleSlashCommands;

	--printMessage("loaded. Version: V" .. core.Config.majorVersion .. "." .. core.Config.minorVersion .. "." .. core.Config.revisionVersion)

	--Load LibWindow
	core.LibWindow = LibStub("LibWindow-1.1")

	--Set whether addon should be enabled or disabled
	setAddonEnabled(AchievementTrackerOptions["enableAddon"])
end

function setChangeMinimapIcon(setChangeMinimapIcon)
	if setChangeMinimapIcon then
		changeMinimapIcon = true
	else
		changeMinimapIcon = false
	end
end

function setTrackAchievementsAutomatically(setTrackAchievementsAutomatically)
	if setTrackAchievementsAutomatically then
		trackAchievementsNoPrompt = true
	else
		trackAchievementsNoPrompt = false
	end
end

function setTrackCharacterAchievements(setTrackCharacterAchievements)
	if setTrackCharacterAchievements then
		trackCharacterAchievements = true
	else
		trackCharacterAchievements = false
	end

	if core.achievementTrackingEnabled == true and core.addonEnabled == true then
		core.inInstance = false

		if UIConfig ~= nil and core.inInstance == false then
			core:sendDebugMessage("Hiding Tracking UI")
			UIConfig:Hide()
		end

		core.achievementTrackingEnabled = false

		--Disable achievement tracking if currently tracking
		checkAndClearInstanceVariables()

		ClearGUITabs()

		getInstanceInfomation()
	end
end

function setTrackAchievementsInBlizzardUI(setTrackAchievementsInBlizzardUI)
	if setTrackAchievementsInBlizzardUI then
		trackAchievementsInUI = true
	else
		trackAchievementsInUI = false
	end
end

function setDisplayInfoFrame(setDisplayInfoFrame)
	if setDisplayInfoFrame then
		enableInfoFrame = true
	else
		enableInfoFrame = false
	end
end

function setEnableAutomaticCombatLogging(setEnableAutomaticCombatLogging)
	if setEnableAutomaticCombatLogging then
		enableCombatLogging = true
	else
		enableCombatLogging = false
	end
end

function setHideCompletedAchievements(setHideCompletedAchievements)
	if setHideCompletedAchievements then
		core.achievementDisplayStatus = "hide"
	else
		core.achievementDisplayStatus = "show"
	end

	--If grey out completed achievments is true then toggle off
	if AchievementTrackerOptions["greyOutCompletedAchievements"] == true then
		AchievementTrackerOptions["greyOutCompletedAchievements"] = false
		_G["AchievementTracker_GreyOutCompletedAchievements"]:SetChecked(AchievementTrackerOptions["greyOutCompletedAchievements"])
	end

	ClearGUITabs()
end

function setGreyOutCompletedAchievements(setGreyOutCompletedAchievements)
	if setGreyOutCompletedAchievements then
		core.achievementDisplayStatus = "grey"
	else
		core.achievementDisplayStatus = "show"
	end

	--If hide completed achievements is true then toggle off
	if AchievementTrackerOptions["hideCompletedAchievements"] == true then
		AchievementTrackerOptions["hideCompletedAchievements"] = false
		_G["AchievementTracker_HideCompletedAchievements"]:SetChecked(AchievementTrackerOptions["hideCompletedAchievements"])
	end

	ClearGUITabs()
end

function setCompletedSound(setCompletedSound)
	--print("Setting Completed Sound to...")
	--print(setCompletedSound)
	completedSound = setCompletedSound
end

function setFailedSound(setFailedSound)
	--print("Setting Failed Sound to...")
	--print(setFailedSound)
	failedSound = setFailedSound
end

function setEnableSound(setEnableSound)
	if setEnableSound then
		enableSound = true

		--Set sounds for user if not done already
		if completedSound == nil then
			AchievementTrackerOptions["completedSound"] = "Interface\\AddOns\\InstanceAchievementTracker\\Sounds\\Achievement Completed.ogg"
			AchievementTrackerOptions["completedSoundID"] = 13
			setCompletedSound("Interface\\AddOns\\InstanceAchievementTracker\\Sounds\\Achievement Completed.ogg")
			MSA_DropDownMenu_SetText(_G["AchievementTracker_SelectSoundDropdownCompleted"], 13)
		end
	else
		enableSound = false
	end
end

function setEnableSoundFailed(setEnableSoundFailed)
	if setEnableSoundFailed then
		enableSoundFailed = true

		--Set sounds for user if not done already
		if failedSound == nil then
			AchievementTrackerOptions["failedSound"] = "Interface\\AddOns\\InstanceAchievementTracker\\Sounds\\Achievement Failed.ogg"
			AchievementTrackerOptions["failedSoundID"] = 11
			setFailedSound("Interface\\AddOns\\InstanceAchievementTracker\\Sounds\\Achievement Failed.ogg")
			MSA_DropDownMenu_SetText(_G["AchievementTracker_SelectSoundDropdownFailed"], 11)
		end
	else
		enableSoundFailed = false
	end
end

function setAnnounceToRaidWarning(setAnnounceToRaidWarning)
	if setAnnounceToRaidWarning then
		announceToRaidWarning = true
	else
		announceToRaidWarning = false
	end
end

function setAddonEnabled(addonEnabled)
	core.addonEnabled = addonEnabled
	if addonEnabled then
		core:sendDebugMessage("Enabling Addon")
		events:RegisterEvent("PLAYER_ENTERING_WORLD")				--Used to detect if player is inside an instance when they enter the world
		events:RegisterEvent("ZONE_CHANGED_NEW_AREA")				--Used to detect if player is inside an instance when they change zone
		events:RegisterEvent("CHAT_MSG_ADDON")						--Allows the addon to communicate with other addons in the same party/raid

		core:sendDebugMessage("Registering CHAT_MSG_ADDON prefix")
		C_ChatInfo.RegisterAddonMessagePrefix("Whizzey")

		--Attempt to fetch instance information in case player has enabled addon while inside of an instance
		getInstanceInfomation()

		if changeMinimapIcon == true then
			C_Timer.After(1, function()
				_G["LibDBIcon10_InstanceAchievementTracker"].icon:SetVertexColor(1,1,1)
			end)
		end
	else
		core:sendDebugMessage("Disabling Addon")
		events:UnregisterEvent("PLAYER_ENTERING_WORLD")
		events:UnregisterEvent("ZONE_CHANGED_NEW_AREA")
		events:UnregisterEvent("CHAT_MSG_ADDON")

		core.inInstance = false

		if UIConfig ~= nil and core.inInstance == false then
			core:sendDebugMessage("Hiding Tracking UI")
			UIConfig:Hide()
		end

		core.achievementTrackingEnabled = false

		--Disable achievement tracking if currently tracking
		checkAndClearInstanceVariables()

		ClearGUITabs()

		if changeMinimapIcon == true then
			C_Timer.After(1, function()
				_G["LibDBIcon10_InstanceAchievementTracker"].icon:SetVertexColor(0.4,0.4,0.4)
			end)
		end
	end
end

function setOnlyTrackMissingAchievements(setOnlyTrackMissingAchievements)
	if setOnlyTrackMissingAchievements then
		core.onlyTrackMissingAchievements = true
	else
		core.onlyTrackMissingAchievements = false
	end
end

function setAchievementScanEnabled(setAchievementScanEnabled)
	if setAchievementScanEnabled then
		core.enableAchievementScanning = true
	else
		core.enableAchievementScanning = false
	end
end

function setAnnounceTrackedAchievementsToChat(setTrackedAchievements)
	if setTrackedAchievements then
		core.announceTrackedAchievementsToChat = true
	else
		core.announceTrackedAchievementsToChat = false
	end
end

--Used by GUI functions to update the list of players being disabled.
function core:getPlayersInGroup2()
	getPlayersInGroup()
end

--Fired whenever the composition of the group changes.
--Used to alter size of group variables and which player in group is running the master addon
function events:GROUP_ROSTER_UPDATE()
	--When player enters the world in an instance start the achievement scanner. Only start the scanner if the raid size has changed
	core:sendDebugMessage("Group Roster Update")
	if core.enableAchievementScanning == true then
		--Player has enabled acheivement scanning from the option menu
		core:sendDebugMessage("Achievement Scanning Enabled")
		if scanInProgress == false then
			--There is currently no achievement scan in progress, so intiate a new acheivement scan
			core:sendDebugMessage("Starting Scan")
			scanInProgress = true
			getPlayersInGroup()
		else
			--There is currently an achievement scan in progress. Ask for a rescan once the current achievement scan has finished
			core:sendDebugMessage("Scan in progress. Asking for rescan")
			rescanNeeded = true
		end
	else
		--Player has disabled acheivement scanning from the option menu
		core:sendDebugMessage("Achievement Scanning is disabled")
	end

	--Update the group size whenever the composition of the group changes
	core:getGroupSize()

	--Update the rank of the current player incase it has changed. This is used so we know who should output information to chat when mutliple people have the addon installed.
	for i = 1, core.groupSize do
		local name, rank, subgroup, level, class, fileName, zone, online, isDead, role, isML = GetRaidRosterInfo(i)
		if name == UnitName("Player") then
			--Send out message so other adds can add new player to their arrays
			playerRank = rank
			core:sendDebugMessage("Setting rank to: " .. rank)
		end
	end
end

function events:CHAT_MSG_SYSTEM(self, message)
	local chatStrs = {"joins the party", "joined the instance group", "joined the raid group", "joined a raid group", "leaves the party", "left the instance group", "leaves the party", "left the raid group"}
	for i = 1, #chatStrs do
		if string.match(message, chatStrs[i]) then
			if core.enableAchievementScanning == true then
				core:sendDebugMessage("CHAT_MSG_SYSTEM: " .. message)
				--Player has enabled acheivement scanning from the option menu
				core:sendDebugMessage("Achievement Scanning Enabled 2")
				if scanInProgress == false then
					--There is currently no achievement scan in progress, so intiate a new acheivement scan
					core:sendDebugMessage("Starting Scan")
					scanInProgress = true
					getPlayersInGroup()
				else
					--There is currently an achievement scan in progress. Ask for a rescan once the current achievement scan has finished
					core:sendDebugMessage("Scan in progress. Asking for rescan")
					rescanNeeded = true
				end
			else
				--Player has disabled acheivement scanning from the option menu
				core:sendDebugMessage("Achievement Scanning is disabled")
			end
		end
	end
end

--Fired when a user engages a boss. Used to output to chat which achievement is currently being tracked
--Does not fire for all bosses or sometimes fires too late into the fight so some fight manually call the achievement tracking functions
--Does not get called for achievements which are not part of a boss fight so achievement tracking is calling manually once per session for those achievements
function events:ENCOUNTER_START(self, encounterID, encounterName, difficultyID, groupSize)
	core:sendDebugMessage("---Encounter Started---")
	core:sendDebugMessage("Encounter ID: " .. encounterID)

	--Check if variables have been reset correctly from last fight
	if core.encounterStarted == true then
		--We have an error. The variables from the previous fight have not reset correctly. We need to reset them now or tracking for this current fight may not work as intended
		core:sendDebugMessage("WARNING: IAT has not reset correctly from previous fight. Attempting to reset tracking for current fight now....")
		core:sendDebugMessage("Attempting to clear Instance Variables")
		core:clearInstanceVariables()

		core:sendDebugMessage("Attempting to clear global variables")
		core:clearVariables()

		--This may of been fired before ENCOUNTER_START so set to true again
		core.inCombat = true
	end

	core.encounterStarted = true

	if core.displayAchievements == true then
		core.disableAchievementTracksing = false
	end

	--If encounter ID is detected then use that to detectBoss
	if encounterID ~= nil then
		--Found the boss encounter ID so clear out any other bosses currently stored
		if core.lockDetection == false then
			detectBossByEncounterID(encounterID)
		end
	end

	--Check if user has combat logging enabled or not
	if enableCombatLogging == true then
		core:sendDebugMessage("Enable CombatLog")
		local isLogging = LoggingCombat()
		if LoggingCombat() ~= true then
			LoggingCombat(1)
			core:printMessage(L["Core_CombatLogEnabled"])
			--RaidNotice_AddMessage(RaidWarningFrame, "[IAT] Combat Log Started", ChatTypeInfo["SYSTEM"])
		else
			--RaidNotice_AddMessage(RaidWarningFrame, "[IAT] Combat Log Running", ChatTypeInfo["SYSTEM"])
		end
		if Transcriptor ~= nil then
			if Transcriptor:IsLogging() == nil then
				Transcriptor:StartLog(1)
				core:printMessage(L["Core_TranscriptorLogEnabled"])
				--RaidNotice_AddMessage(RaidWarningFrame, "[IAT] Transcriptor Log Started", ChatTypeInfo["SYSTEM"])
			end
		end
	end
end

--Fired when a users has finished engaging a boss. This is used to make sure achievement tracking is not fired when the player is not attacking a boss
function events:ENCOUNTER_END()
	core:sendDebugMessage("---Encounter Ended---")
	--table.insert(--TargetLogData, "---Encounter Ended---")
	core.encounterStarted = false
	core.encounterDetected = false
	core:sendDebugMessage("Locking Detection for 3 seconds")
	core.lockDetection = true
	C_Timer.After(5, function()
		core.lockDetection = false
		core:sendDebugMessage("Detection unlocked")
	end)
	if core.groupSizeRequiresUpdate == true then
		core:getGroupSize()
		core.groupSizeRequiresUpdate = false
	end
end

--Used to display current boss achievement on mouseover and playing that are currently missing the achievment
function events:UPDATE_MOUSEOVER_UNIT()
	--If not in cache
	--Loop through each boss in db
	--Loop through EJ_GetCreatureInfo for each boss and compare with mouseover target
	local currentMouseoverTarget, _ = UnitName("mouseover")
	if core:has_value(mobMouseoverCache, UnitName("mouseover")) == false then
		local bossFound = false
		for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
			if boss ~= "name" then
				local counter = 1
				--If the name property is a table then loop through each value in table
				if type(core.Instances[core.expansion][core.instanceType][core.instance][boss].name) == "table" then
					for i = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].name do
						while EJ_GetCreatureInfo(counter, core.Instances[core.expansion][core.instanceType][core.instance][boss].name[i]) ~= nil do
							local _, name, _, _, _ = EJ_GetCreatureInfo(counter, core.Instances[core.expansion][core.instanceType][core.instance][boss].name[i])
							if currentMouseoverTarget == name and core:has_value(encounterCache, core.Instances[core.expansion][core.instanceType][core.instance][boss].name[i]) == false then
								bossFound = true
								local players = L["GUI_PlayersWhoNeedAchievement"] .. ": "
								for i = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].players do
									players = players .. core.Instances[core.expansion][core.instanceType][core.instance][boss].players[i] .. ", "
								end
								core:printMessage(GetAchievementLink(core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement) .. " " .. players)
								table.insert(encounterCache, core.Instances[core.expansion][core.instanceType][core.instance][boss].name[i])
							end
							counter = counter + 1
						end
					end
				else
					while EJ_GetCreatureInfo(counter, core.Instances[core.expansion][core.instanceType][core.instance][boss].name) ~= nil do
						local _, name, _, _, _ = EJ_GetCreatureInfo(counter, core.Instances[core.expansion][core.instanceType][core.instance][boss].name)
						if currentMouseoverTarget == name and core:has_value(encounterCache, core.Instances[core.expansion][core.instanceType][core.instance][boss].name) == false then
							bossFound = true
							local players = L["GUI_PlayersWhoNeedAchievement"] .. ": "
							for i = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].players do
								players = players .. core.Instances[core.expansion][core.instanceType][core.instance][boss].players[i] .. ", "
							end
							core:printMessage(GetAchievementLink(core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement) .. " " .. players)
							table.insert(encounterCache, core.Instances[core.expansion][core.instanceType][core.instance][boss].name)
						end
						counter = counter + 1
					end
				end


			end
		end
		if bossFound == false then
			table.insert(mobMouseoverCache, currentMouseoverTarget)
		end
	end
end

--This event is used to scan players in the group to see which achievements they are currently missing
function events:INSPECT_ACHIEVEMENT_READY(self, GUID)
	local class, classFilename, race, raceFilename, sex, name, realm = GetPlayerInfoByGUID(GUID)
	core:sendDebugMessage("INSPECT_ACHIEVEMENT_READY FIRED. INFORMATION FOR: " .. name)

	--Check if the Inspect_Achievement_Ready was from a request that we made and not from another addon. Really important.
	if core.currentComparisonUnit == name then
		--Make sure the player is still online since achievement scanning may happen some time after scanning players
		if UnitName(playerCurrentlyScanning) ~= nil then
			local name2, realm2 = UnitName(playerCurrentlyScanning)
			--Find all bosses for the current instance the player is in.
			for expansion,_ in pairs(core.Instances) do
				for instanceType,_ in pairs(core.Instances[expansion]) do
					for instance,_ in pairs(core.Instances[expansion][instanceType]) do
						for boss,_ in pairs(core.Instances[expansion][instanceType][instance]) do
							if boss ~= "name" then
								local achievementComplete = false
								if core.currentComparisonUnit == UnitName("Player") and trackCharacterAchievements == true then
									local id, name, points, completed, month, day, year, description, flags, icon, rewardText, isGuild, wasEarnedByMe, earnedBy = GetAchievementInfo(core.Instances[expansion][instanceType][instance][boss].achievement)
									if wasEarnedByMe then
										achievementComplete = true
									end
								else
									--Check if the player has completed the achievement for the current boss
									local completed, month, day, year = GetAchievementComparisonInfo(core.Instances[expansion][instanceType][instance][boss].achievement)
									if completed then
										achievementComplete = true
									end
								end

								--Make sure any text being displayed currently for the achievement is removed.
								if core.Instances[expansion][instanceType][instance][boss].players[1] == L["GUI_EnterInstanceToStartScanning"] or core.Instances[expansion][instanceType][instance][boss].players[1] == L["GUI_NoPlayersNeedAchievement"] then
									table.remove(core.Instances[expansion][instanceType][instance][boss].players, 1)
								end

								--If the player has not completed the achievement then add them to the players string to display in the GUI
								if achievementComplete == false then
									local name, _ = UnitName(playersToScan[1])
									table.insert(core.Instances[expansion][instanceType][instance][boss].players, name)
								end
							end
						end
					end
				end
			end

			--Check if any of the achievements have been achieved by every player in the group. If they have then update GUI with appropriate text
			for expansion,_ in pairs(core.Instances) do
				for instanceType,_ in pairs(core.Instances[expansion]) do
					for instance,_ in pairs(core.Instances[expansion][instanceType]) do
						for boss,_ in pairs(core.Instances[expansion][instanceType][instance]) do
							if boss ~= "name" then
								if #core.Instances[expansion][instanceType][instance][boss].players == 0 then
									table.insert(core.Instances[expansion][instanceType][instance][boss].players, L["GUI_NoPlayersNeedAchievement"])
								end
							end
						end
					end
				end
			end

			--print("Scanned " .. UnitName(playersToScan[1]))
			table.insert(playersScanned, playersToScan[1])
			table.remove(playersToScan, 1)

			--Update the GUI
			core.Config:Instance_OnClickAutomatic()

			playerCurrentlyScanning = nil

			--Last player scan was successfully. Check if we need to continue scanning
			scanCounter = scanCounter + 1 --Stop previous timers from executing!
			if #playersToScan > 0 then
				--More players still need scanning
				getInstanceAchievements()
			elseif #playersToScan == 0 and rescanNeeded == false and #playersScanned == core.groupSize then
				printMessage(L["Core_AchievementScanFinished"] .. " (" .. #playersScanned .. "/" .. core.groupSize .. ")")
				scanInProgress = false
				core.scanFinished = true

				--Once the achievement scanning has finished enable the achievement tab to start scanning again
				if _G["AchievementFrameComparison"] ~= nil then
					--Re-register this event so achievement ui and inspect achievement ui work as intended
					_G["AchievementFrameComparison"]:RegisterEvent("INSPECT_ACHIEVEMENT_READY")
				end

				--Announce which achievements this addon player needs to still get in this instance
				if announceMissingAchievements == false then
					announceMissingAchievements = true
					local achievements = ""
					local foundAchievement = false
					for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
						if boss ~= "name" then
							local name, _ = UnitName("player")
							if core:has_value(core.Instances[core.expansion][core.instanceType][core.instance][boss].players, name) == true then
								foundAchievement = true
								achievements = achievements .. GetAchievementLink(core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)

								--Add to achievement tracking ui if option enabled by user
								if trackAchievementsInUI == true then
									if GetNumTrackedAchievements() < 10 then
										AddTrackedAchievement(core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
										table.insert(trackAchievementInUiTable, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
									end
								end
							end
						end
					end

					if foundAchievement == false then
						core:printMessage(L["Core_CompletedAllAchievements"])
					else
						core:printMessage(L["Core_IncompletedAchievements"] .. " " .. achievements)
					end
				end
			elseif #playersToScan == 0 and rescanNeeded == true then
				core:sendDebugMessage("Achievement Scanning Finished but some players still need scanning. Waiting 20 seconds then trying again (" .. #playersScanned .. "/" .. core.groupSize .. ")")
				--Once the achievement scanning has finished enable the achievement tab to start scanning again
				if _G["AchievementFrameComparison"] ~= nil then
					--Re-register this event so achievement ui and inspect achievement ui work as intended
					_G["AchievementFrameComparison"]:RegisterEvent("INSPECT_ACHIEVEMENT_READY")
				end

				C_Timer.After(10, function()
					scanInProgress = true
					getPlayersInGroup()
				end)
			else
				core:sendDebugMessage("UNKNOWN ERROR")
			end
		else
			--Someone in the group cannot be scanned because they have gone offline since scanning took place, or they are not currently out of range of scanning.
			--Must be in the same instance in order to get scanned.
			rescanNeeded = true
		end
	else
		--Someone else has called the INSPECT_ACHIEVEMENT_READY event so do not perform achievement scanning for that player
		core:sendDebugMessage("Incorrect INSPECT_ACHIEVEMENT_READY call for " .. name)
	end
end

--Fired when the players has finished loading in the world.
--Used to detect whether the player is in an instance and if so it will setup the instance variables for that instance
--This is done so we know which achievements we need to be tracking and so we know which achievements to scan the players in the group for
function events:PLAYER_ENTERING_WORLD()
	getInstanceInfomation()

	--Optimise SavedVariables file to save space
	C_Timer.After(60, function()
		if #AchievementTrackerDebug > 50000 then
			local n = math.abs(50000 - #AchievementTrackerDebug)

			for i = 1, n do
				AchievementTrackerDebug[i] = nil
			end

			local j = 0
			for i = 1, n do
				if AchievementTrackerDebug[i] ~= nil then
					j = j + 1
					AchievementTrackerDebug[j] = AchievementTrackerDebug[i]
				end
			end

			for i=j+1,n do
				AchievementTrackerDebug[i] = nil
			end
		end
	end)
end

--Fired when the player enters a new zone.
--Used to detect whether the player is in an instance and if so it will setup the instance variables for that instance
--This is done so we know which achievements we need to be tracking and so we know which achievements to scan the players in the group for
--It is also used to disable tracking for a instance once the player has left that particular instance
function events:ZONE_CHANGED_NEW_AREA()
	if UIConfig ~= nil and core.inInstance == false then
		core:sendDebugMessage("Hiding Tracking UI")
		UIConfig:Hide()
	end

	core.achievementTrackingEnabled = false

	--Check and setup achievement tracking if needed
	getInstanceInfomation()

	--Check and disable achievement tracking if needed
	checkAndClearInstanceVariables()
end

function checkAndClearInstanceVariables()
	if (core.inInstance == false or core.addonEnabled == false or IsInInstance() == false) and core.instanceVariablesReset == false then
		core:sendDebugMessage("Clearing Instance Variables")
		--Update achievement tracking
		for expansion,_ in pairs(core.Instances) do
			for instanceType,_ in pairs(core.Instances[expansion]) do
				for instance,_ in pairs(core.Instances[expansion][instanceType]) do
					for boss,_ in pairs(core.Instances[expansion][instanceType][instance]) do
						if boss ~= "name" then
							core.Instances[expansion][instanceType][instance][boss].players = {}
						end
					end
				end
			end
		end

		--Unregister events if set
		local retOK, ret1 = pcall(function() core[core.instanceClear]:IATInstanceCleanup() end);
		if (retOK) then
			core:sendDebugMessage("Cleaning up instance events for " .. core.instanceClear)

			core[core.instanceClear]:IATInstanceCleanup()
		else
			core:sendDebugMessage("Function failed, error text: " .. ret1 .. ".")
		end
		local retOK, ret1 = pcall(function() core[core.instanceClear]:InstanceCleanup() end);
		if (retOK) then
			core:sendDebugMessage("Cleaning up instance events for " .. core.instanceClear)

			core[core.instanceClear]:InstanceCleanup()
		else
			core:sendDebugMessage("Function failed, error text: " .. ret1 .. ".")
		end

		--Update the GUI
		core.Config:Instance_OnClickAutomatic()

		--If user has left the instance then unregister events if they were registered
		core:sendDebugMessage("Player has left instance. Unregestering events and resetting variables")
		events:UnregisterEvent("GROUP_ROSTER_UPDATE")
		events:UnregisterEvent("CHAT_MSG_SYSTEM")
		events:UnregisterEvent("PLAYER_REGEN_DISABLED")
		events:UnregisterEvent("PLAYER_REGEN_ENABLED")
		events:UnregisterEvent("COMBAT_LOG_EVENT_UNFILTERED")
		events:UnregisterEvent("INSPECT_ACHIEVEMENT_READY")
		events:UnregisterEvent("ENCOUNTER_START")
		events:UnregisterEvent("ENCOUNTER_END")
		events:UnregisterEvent("UPDATE_MOUSEOVER_UNIT")

		--Reset variables in case user left during middle of encounter. E.g hearthstones out
		core:clearInstanceVariables()
		core:clearVariables()

		--Reset Instance Variables
		core.expansion = nil
		core.instanceType = nil
		core.instance = nil
		core.instanceNameSpaces = nil
		core.currentBosses = {}
		core.foundBoss = false
		core.mobCache = {}
		core.instanceVariablesReset = true --This is done so we only reset instance variables once, rather than everytime the player changes zone
		trackAchievementsUIAutomatic = false

		core:sendDebugMessage("Resetting PlayerRank")
		playerRank = -1

		--Reset Achievement Variabless
		playersToScan = {}
		playersScanned = {}
		rescanNeeded = false
		playerCurrentlyScanning = nil
		scanInProgress = false
		core.scanFinished = false
		scanAnnounced = false
		announceMissingAchievements = false

		--Untrack achievements that we tracked
		for k,v in pairs(trackAchievementInUiTable) do
			RemoveTrackedAchievement(v)
		end

		--Disable Combatlog if applicable
		if enableCombatLogging == true then
			if LoggingCombat() ~= nil then
				LoggingCombat(false)
				core:printMessage(L["Core_CombatLogDisabled"])
				--RaidNotice_AddMessage(RaidWarningFrame, "[IAT] Combat Log Disabled", ChatTypeInfo["SYSTEM"])
			end
		end

		--Cleanup InfoFrame
		if core.infoFrameShown == true then
			core:sendDebugMessage("Resetting InfoFrame")
			core.IATInfoFrame:ToggleOff()
			core.IATInfoFrame:SetHeading()
			core.IATInfoFrame:SetSubHeading1()
			core.IATInfoFrame:SetText1()
			core.IATInfoFrame:SetSubHeading2()
			core.IATInfoFrame:SetText2()
			core.infoFrameShown = false
			core.InfoFrame_PlayersTable = {}
			core.infoFrameLock = false
		else
			core:sendDebugMessage("InfoFrame was not active")
		end

		if changeMinimapIcon == true then
			_G["LibDBIcon10_InstanceAchievementTracker"].icon:SetVertexColor(1,1,1)
		end
	end
end

--Used to communicate between everyone in the group using the addon to decide which addon is the master addon
--The master addon is detected at the start of every fight so we don't have to worry about if a player is in the instance/offline etc
function events:CHAT_MSG_ADDON(self, prefix, message, channel, sender)
	--Check to see if we should aknowledge the request or not. Must come from the "Whizzey" prefix and unit must resolve
	--Addon is checking who should be leader
	local name, realm = UnitName("Player")
	local nameSend, realmSend = strsplit("-", sender)

	if nameSend ~= nil and prefix ~= nil then
		if prefix == "Whizzey" and UnitExists(nameSend) then
			if string.match(message, "demote") then
				--Another addon has requested that this adodn demotes itself
				local nameFetched, realmFetched, message = strsplit("-", message)

				if nameFetched == name then
					--Demote this player
					core:sendDebugMessage(nameSend .. " Has told me to demote myself")
					core:sendDebugMessage("Demoting Myself...")
					masterAddon = false

					--Wait a few seconds for all requests to process. If we did not recieve any legitimate requests but was asked to demote outself
					--revert this addon to being Master. This might mean multiple people are outputting for the fight, but will hopefully resolve the
					--issue where no one in the group is outputting messages at all
					C_Timer.After(2, function()
						if newRequestRecieved == false then
							core:sendDebugMessage("Critical Error: I was asked to demote but no one sent any legimate requests. Promoting myself back to master")
							masterAddon = true
						else
							core:sendDebugMessage("Demotion was legimate. No need to promote myself")
						end
					end)
				end
			elseif string.match(message, "info") then
				--Other addons have returned the requested info
				local info, addonIDRecieved, nameRecieved, masterAddonRecieved, playerRankRecieved, majorVersionRecieved, minorVersionRecieved, onlyTrackMissingAchievementsRecieved, sentInstanceID = strsplit(",", message)
				local demotionRequired = false

				if nameRecieved ~= name then
					local allVariablesRecieved = true
					if masterAddonRecieved ~= nil then
						core:sendDebugMessage("------------NEW REQUEST------------")
						core:sendDebugMessage("Recieved Info From: " .. sender)
						newRequestRecieved = true
						if addonIDRecieved ~= nil then
							core:sendDebugMessage("AddonID: " .. addonIDRecieved .. " : " .. tostring(addonID))
						else
							allVariablesRecieved = false
						end
						if masterAddonRecieved ~= nil then
							core:sendDebugMessage("Master Addon: " .. masterAddonRecieved .. " : " .. tostring(masterAddon))
						else
							allVariablesRecieved = false
						end
						if playerRankRecieved ~= nil then
							core:sendDebugMessage("Player Rank: " .. playerRankRecieved .. " : " .. tostring(playerRank))
						else
							allVariablesRecieved = false
						end
						if majorVersionRecieved ~= nil then
							core:sendDebugMessage("Major Version: " .. majorVersionRecieved .. " : " .. tostring(core.Config.majorVersion))
						else
							allVariablesRecieved = false
						end
						if minorVersionRecieved ~= nil then
							core:sendDebugMessage("Minor Version: " .. minorVersionRecieved .. " : " .. tostring(core.Config.minorVersion))
						else
							allVariablesRecieved = false
						end
						if onlyTrackMissingAchievementsRecieved ~= nil then
							core:sendDebugMessage("Only Track Missing Achievements: " .. onlyTrackMissingAchievementsRecieved .. " : " .. tostring(core.trackingSupressed))
						else
							allVariablesRecieved = false
						end
						if sentInstanceID ~= nil and core.instance ~= nil then
							core:sendDebugMessage("Instance ID: " .. sentInstanceID .. " : " .. tostring(core.instance))
						end
						if core.instance ~= nil then
							core:sendDebugMessage("I am in an instance")
						else
							core:sendDebugMessage("I am not in an instance")
						end
					end

					if masterAddonRecieved == "true" and blockRequirementsCheck == false and allVariablesRecieved == true and core.instance ~= nil then

						core:sendDebugMessage("Make it to tracking")

						if onlyTrackMissingAchievementsRecieved == "true" and core.trackingSupressed == false then
							--Other player is supressing achievements but this addon is not so set this to the master addon
							core:sendDebugMessage("0.1: " .. sender .. " is supressing achievements so demote")
							masterAddon = true
							demotionRequired = true
						elseif onlyTrackMissingAchievementsRecieved == "false" and core.trackingSupressed == true then
							core:sendDebugMessage("0.2: This addon is supressing messages so demote")
							--This addon is supressing achievements but other addon is not so demote this addon
							masterAddon = false

							--Since we have found an addon with higher requirements there is no need to check further requests for this encounter
							blockRequirementsCheck = true
							core:sendDebugMessage("Blocking additional requests till end of fight since another addon has better requirements")
						elseif tonumber(majorVersionRecieved) < core.Config.majorVersion then
							--Major version recieved from other player is lower so set this addon to the master addon
							core:sendDebugMessage("1: " .. sender .. " has a lower major version. Setting this addon to master")
							core:sendDebugMessage("Setting Master Addon 2")
							masterAddon = true
							demotionRequired = true
						elseif tonumber(majorVersionRecieved) == core.Config.majorVersion and tonumber(minorVersionRecieved) < core.Config.minorVersion then
							--Major version recieved from other player is the same but other player has lower minor version so set this addon to the master addon
							core:sendDebugMessage("2: " .. sender .. " has a lower minor version. Setting this addon to master")
							core:sendDebugMessage("Setting Master Addon 3")
							masterAddon = true
							demotionRequired = true
						elseif tonumber(majorVersionRecieved) == core.Config.majorVersion and tonumber(minorVersionRecieved) == core.Config.minorVersion and tonumber(playerRankRecieved) < playerRank then
							--Other player has same major and minor version but has lower rank than this addon so set this addon to the master addon
							core:sendDebugMessage("3: " .. sender .. " has a lower rank. Setting this addon to master")
							core:sendDebugMessage("Setting Master Addon 4")
							masterAddon = true
							demotionRequired = true
						elseif tonumber(majorVersionRecieved) == core.Config.majorVersion and tonumber(minorVersionRecieved) == core.Config.minorVersion and tonumber(playerRankRecieved) == playerRank and tonumber(addonIDRecieved) < addonID then
							--Other player has exact same requirements but has lower addonID so set this addon to the master addon
							core:sendDebugMessage("3: " .. sender .. " has a lower Addon ID. Setting this addon to master")
							core:sendDebugMessage("Setting Master Addon 5")
							masterAddon = true
							demotionRequired = true
						elseif tonumber(majorVersionRecieved) == core.Config.majorVersion and tonumber(minorVersionRecieved) == core.Config.minorVersion and tonumber(playerRankRecieved) == playerRank and tonumber(addonIDRecieved) == addonID then
							--Everything about the 2 addons are completely identical. Keep rolling for a random new addonID number until it's different from the one recieved
							core:sendDebugMessage("5: " .. sender .. " Both addon have the same requirements. Sorting players name into alphabetical order. Player first will get master")
							names = {}
							names[1] = nameSend
							names[2] = UnitName("Player")

							local sortedKeys = getKeysSortedByValue(names, function(a, b) return a < b end)

							local counter = 1
							for _, key in ipairs(sortedKeys) do
								if counter == 1 then
									core:sendDebugMessage(names[key])
									if names[key] == UnitName("Player") then
										core:sendDebugMessage("5.5: Setting This addon to master")
										masterAddon = true
									else
										core:sendDebugMessage("5.5: Demoting this addon")
										masterAddon = false

										--Since we have found an addon with higher requirements there is no need to check further requests for this encounter
										blockRequirementsCheck = true
										core:sendDebugMessage("Blocking additional requests till end of fight since another addon has better requirements")
									end
									counter = counter + 1
								end
							end
						else
							core:sendDebugMessage("4: " .. sender .. " has better requirements. Not setting this addon to master")
							--Other addon has the better requirements so this addon should not be the master addon
							masterAddon = false

							--Since we have found an addon with higher requirements there is no need to check further requests for this encounter
							blockRequirementsCheck = true
							core:sendDebugMessage("Blocking additional requests till end of fight since another addon has better requirements")
						end

						--Check if player is in same location as player requesting control.
						if sentInstanceID ~= nil and core.instance ~= nil then
							if sentInstanceID ~= tostring(core.instance) then
								--Players are in different instances. Both addons can be master
								core:sendDebugMessage("6: " .. sender .. " is in different instance. Both addons can be master")
								masterAddon = true
								blockRequirementsCheck = false
								demotionRequired = false
							end
						end
					elseif masterAddonRecieved == "false" and blockRequirementsCheck == false then
						--Other player addon is not master addon so set this addon to the master addon
						core:sendDebugMessage("5: " .. sender .. " is not the master addon. Setting this addon to master")
						core:sendDebugMessage("Setting Master Addon 7")
						masterAddon = true
					end
				end

				--Other addon has lower requirements so ask them to demote themself
				if demotionRequired == true then
					core:sendDebugMessage("Asking " .. sender .. " to demote themselves")
					C_ChatInfo.SendAddonMessage("Whizzey", sender .. "-demote", "RAID")
				end
			elseif string.match(message, "syncMessage") then
				local sync, message = strsplit("-", message)
				core:sendDebugMessage("Recieved the following message from addon user: " .. message)

				--Add new message to the message queue
				table.insert(core.syncMessageQueue, message)

				--Track additional variables for the instance if they are not tied to a boss/encounter
				if pcall(function() core[core.instanceClear]:ScanMessageSyncQueue() end) == true then
					core[core.instanceClear]:ScanMessageSyncQueue()
				end
			elseif string.match(message, "relay123") then
				-- core:sendDebugMessage(sender)
				--The master addon does not have RW privalleges. If this addon has permission then let the masterAddon know
				if playerRank > 0 and core.trackingSupressed == false then
					--We do have permission. Let the master addon know
					C_ChatInfo.SendAddonMessage("Whizzey", "relaySend," .. tostring(core.Config.majorVersion) .. "," .. tostring(core.Config.minorVersion), "RAID")
					-- core:sendDebugMessage("relaySend," .. tostring(core.Config.majorVersion) .. "," .. tostring(core.Config.minorVersion))

				end
			elseif string.match(message, "relaySend") and masterAddon == true then
				--The master addon has recieved an addon/addons that have the ability to output to raid warning. Lets ask highest Minor and same Major version to relay message
				local name, realm = strsplit("-", sender)
				local sync, major, minor = strsplit(",", message)
				core:sendDebugMessage("Made it to relaySend")
				-- print(relayAddonPlayer,core.Config.majorVersion,major,minor,core.Config.minorVersion)
				if relayAddonPlayer == nil and tonumber(core.Config.majorVersion) >= tonumber(major) then
					--First addon found so set to relay addon
					relayAddonPlayer = name
					relayAddonVersion = minor
					core:sendDebugMessage("Setting the following addon to relay addon: " .. relayAddonPlayer .. " with version: " .. relayAddonVersion)
				elseif tonumber(core.Config.majorVersion) >= tonumber(major) and tonumber(minor) > tonumber(relayAddonVersion) then
					--This addon has better version so set to relay addon
					relayAddonPlayer = name
					relayAddonVersion = minor
					core:sendDebugMessage("Setting the following addon to relay addon: " .. relayAddonPlayer .. " with version: " .. relayAddonVersion)
				end
			elseif string.match(message, "relayMessage") then
				--Relay message if this addon has been asked to relay the message
				local sync, player, message = strsplit(",", message)

				-- print(player ..  " : " .. UnitName("player"))
				if player == UnitName("player") then
					core:sendDebugMessage("Relay message outputting message...")
					SendChatMessage("[IAT] " .. message,"RAID_WARNING",DEFAULT_CHAT_FRAME.editBox.languageID)
				end
			elseif string.match(message, "masterAddonPlayer") then
				--This is so independent tracking achievements can be sent to the master addon
				local sync, player = strsplit(",", message)
				core:printMessage(player .. " is outputting messages for this fight")
				masterAddonPlayer = player
			elseif string.match(message, "masterOutput") then
				--Master Addon should output independent achievement tracking
				core:sendDebugMessage("In Master")
				if masterAddon == true then
					core:sendDebugMessage("Im master addon")
					local sync, messageOutput = strsplit(",", message)
					core:sendDebugMessage(messageOutput)
					--core:sendMessage(messageOutput,true)
				end
			elseif string.match(message, "reqIAT") then
				--We have been asked by another addon if we are tracking this achievement. Lets respond and update InfoFrame
				local sync, major, minor, updateInfoFrame = strsplit(",", message)
				if updateInfoFrame == "true" and core.achievementTrackingEnabled == true then
					if tonumber(core.Config.majorVersion) >= tonumber(major) and tonumber(core.Config.minorVersion) >= tonumber(minor) then
						core:sendDebugMessage(major .. core.Config.majorVersion .. minor .. core.Config.minorVersion)
						InfoFrame_SetPlayerComplete(UnitName("Player"))

						--Tell all other addons to set me to green. Only do this once per fight
						if versionRequestSent == false then
							versionRequestSent = true
							C_ChatInfo.SendAddonMessage("Whizzey", "IATGreen," .. UnitName("Player"), "RAID")
						end
					end
				end
			elseif string.match(message, "moveIAT") then
				local sync, playerMoving, nameOfPlayer = strsplit(",", message)
				core:sendDebugMessage(nameOfPlayer .. " is moving " .. playerMoving)
			elseif string.match(message, "sendVersionIAT") then
				--Send Version Check
				core:printMessage("Requesting version check from all players")
				C_ChatInfo.SendAddonMessage("Whizzey", "getVersionIAT," .. UnitName("Player") .. "," .. core.Config.majorVersion .. "," .. core.Config.minorVersion .. "," .. core.Config.revisionVersion , "RAID")
			elseif string.match(message, "getVersionIAT") then
				--Get Version Check
				local sync, player, major, minor, revision = strsplit(",", message)
				if versionCheckInitiated == true then
					print(player, major, minor, revision)
				end
			elseif string.match(message, "aliveIAT") then
				local sync, name, sentMajor, sentMinor = strsplit(",", message)
				broadcastMessage = true
				if sentMajor ~= nil and sentMinor ~= nil then
					broadcastMajorVersion = sentMajor
					brodcastMinorVersion = sentMinor
				end
			elseif string.match(message, "IAT") then
				local sync, name = strsplit(",", message)

				core:sendDebugMessage("Attempting to set to green: " .. name)
				InfoFrame_SetPlayerComplete(name)
			end
		else
			--core:sendDebugMessage("Ignoring request from " .. sender .. " with message " .. message)
		end
	end
end

--Fired when a player has entered combat. Used to detect bosses and when we need to reset variables between boss fights
function events:PLAYER_REGEN_DISABLED()
	core.inCombat = true
	core:detectGroupType()
   	core:sendDebugMessage("Entered Combat")

   --DEBUG
	----core:sendDebugMessage(UnitGUID("Boss1"))
	----core:sendDebugMessage(UnitGUID("Boss2"))
end

--Fired when a player has left combat. Used to reset variables between boss fights
function events:PLAYER_REGEN_ENABLED()
   --Although the player running the addon has left combat, the boss could still be in combat with other players. Check everyone else in the group to see if anyone is still in combat with the boss
   if getCombatStatus() == false then
		if core.encounterDetected == false then
			core:clearInstanceVariables()
			core:clearVariables()

			--Since variables have been cleared we can stop checking if the player is in combat
			core:sendDebugMessage("Left Combat")
			events:SetScript("OnUpdate",nil)
		else
			core:sendDebugMessage("Not clearing global variables since encounter is still in progress")

			--Lets keep checking every 1 second to see if we have left combat
			events:SetScript("OnUpdate",events.onUpdate)
		end
   else
	   --Someone in the group is still in combat. Wait 1 second then check again
	   events:SetScript("OnUpdate",events.onUpdate)
   end
end

--Used to monitor the combat log so we can track achievements. The variables change depending on the information being recieved from the combat log
function events:COMBAT_LOG_EVENT_UNFILTERED(self, ...)
	core.timestamp, core.type, core.hideCaster, core.sourceGUID, core.sourceName, core.sourceFlags, core.sourceRaidFlags, core.destGUID, core.destName, core.destFlags, core.destRaidFlags = CombatLogGetCurrentEventInfo()

	--Reset variables from previous run
	core.amount = nil
	core.overkill = nil
	core.school = nil
	core.resisted = nil
	core.blocked = nil
	core.absorbed = nil
	core.critical = nil
	core.glancing = nil
	core.crushing = nil
	core.missType = nil
	core.isOffHand = nil
	core.amountMissed = nil
	core.overhealing = nil
	core.powerType = nil
	core.extraAmount = nil
	core.extraSpellId = nil
	core.extraSpellName = nil
	core.extraSchool = nil
	core.auraType = nil
	core.failedType = nil
	core.addDestGUID = nil
	core.addDestName = nil
	core.addDestFlags = nil
	core.addDestRaidFlags = nil
	core.addSpellId = nil
	core.addSpellName = nil
	core.addSpellSchool = nil
	core.unitTypeSrcPlayer = nil
	core.sourceIDPlayer = nil
	core.spawn_uidPlayer = nil
	core.unitTypePlayer = nil
	core.destIDPlayer = nil
	core.spawn_uid_dest_Player = nil
	core.sourceID = nil
	core.spawn_uid = nil
	core.unitTypeSrc = nil
	core.destID = nil
	core.spawn_uid_dest = nil
	core.unitType = nil
	core.currentUnit = nil
	core.currentSource = nil
	core.currentDest = nil

	if string.match(core.type, "RANGE_") or string.match(core.type, "SPELL_") or string.match(core.type, "SPELL_PERIODIC_") or string.match(core.type, "SPELL_BUILDING_") then
		core.spellId, core.spellName, core.spellSchool = select(12, CombatLogGetCurrentEventInfo())

		if string.match(core.type, "_DAMAGE") then
			core.amount, core.overkill, core.school, core.resisted, core.blocked, core.absorbed, core.critical, core.glancing, core.crushing = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_MISSED") then
			core.missType, core.isOffHand, core.amountMissed = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_HEAL") then
			core.amount, core.overhealing, core.absorbed, core.critical = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_ENERGIZE") then
			core.amount, core.powerType = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_DRAIN") or string.match(core.type, "_LEECH") then
			core.amount, core.powerType, core.extraAmount = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_INTERRUPT") or string.match(core.type, "_DISPEL_FAILED") then
			core.extraSpellId, core.extraSpellName,	core.extraSchool = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_DISPEL") or string.match(core.type, "_STOLEN") then
			core.extraSpellId, core.extraSpellName, core.extraSchool, core.auraType = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_EXTRA_ATTACKS") then
			core.amount = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_AURA_APPLIED") or string.match(core.type, "_AURA_REMOVED") or string.match(core.type, "_AURA_APPLIED_DOSE") or string.match(core.type, "_AURA_REMOVED_DOSE") or string.match(core.type, "_AURA_REFRESH") then
			core.auraType, core.amount = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_AURA_BROKEN") then
			core.auraType = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_AURA_BROKEN_SPELL") then
			core.extraSpellId, core.extraSpellName, core.extraSchool, core.auraType = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_CAST_FAILED") then
			core.failedType = select(15, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_ABSORBED") then
			core.addDestGUID, core.addDestName, core.addDestFlags, core.addDestRaidFlags, core.addSpellId, core.addSpellName, core.addSpellSchool = select(15, CombatLogGetCurrentEventInfo())
		end
	elseif string.match(core.type, "SWING_") then
		if string.match(core.type, "_DAMAGE") then
			core.amount, core.overkill, core.school, core.resisted, core.blocked, core.absorbed, core.critical, core.glancing, core.crushing = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_MISSED") then
			core.missType, core.isOffHand, core.amountMissed = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_HEAL") then
			core.amount, core.overhealing, core.absorbed, core.critical = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_ENERGIZE") then
			core.amount, core.powerType = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_DRAIN") or string.match(core.type, "_LEECH") then
			core.amount, core.powerType, core.extraAmount = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_INTERRUPT") or string.match(core.type, "_DISPEL_FAILED") then
			core.extraSpellId, core.extraSpellName,	core.extraSchool = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_DISPEL") or string.match(core.type, "_STOLEN") then
			core.extraSpellId, core.extraSpellName, core.extraSchool, core.auraType = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_EXTRA_ATTACKS") then
			core.amount = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_AURA_APPLIED") or string.match(core.type, "_AURA_REMOVED") or string.match(core.type, "_AURA_APPLIED_DOSE") or string.match(core.type, "_AURA_REMOVED_DOSE") or string.match(core.type, "_AURA_REFRESH") then
			core.auraType, core.amount = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_AURA_BROKEN") then
			core.auraType = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_AURA_BROKEN_SPELL") then
			core.extraSpellId, core.extraSpellName, core.extraSchool, core.auraType = select(12, CombatLogGetCurrentEventInfo())
		elseif string.match(core.type, "_CAST_FAILED") then
			core.failedType = select(12, CombatLogGetCurrentEventInfo())
		end
	elseif string.match(core.type, "ENVIRONMENTAL_") then
		core.environmentalType = select(12, ...)

		if string.match(core.type, "_DAMAGE") then
			core.amount, core.overkill, core.school, core.resisted, core.blocked, core.absorbed, core.critical, core.glancing, core.crushing = select(13, ...)
		elseif string.match(core.type, "_MISSED") then
			core.missType, core.isOffHand, core.amountMissed = select(13, ...)
		elseif string.match(core.type, "_HEAL") then
			core.amount, core.overhealing, core.absorbed, core.critical = select(13, ...)
		elseif string.match(core.type, "_ENERGIZE") then
			core.amount, core.powerType = select(13, ...)
		elseif string.match(core.type, "_DRAIN") or string.match(core.type, "_LEECH") then
			core.amount, core.powerType, core.extraAmount = select(13, ...)
		elseif string.match(core.type, "_INTERRUPT") or string.match(core.type, "_DISPEL_FAILED") then
			core.extraSpellId, core.extraSpellName,	core.extraSchool = select(13, ...)
		elseif string.match(core.type, "_DISPEL") or string.match(core.type, "_STOLEN") then
			core.extraSpellId, core.extraSpellName, core.extraSchool, core.auraType = select(13, ...)
		elseif string.match(core.type, "_EXTRA_ATTACKS") then
			core.amount = select(13, ...)
		elseif string.match(core.type, "_AURA_APPLIED") or string.match(core.type, "_AURA_REMOVED") or string.match(core.type, "_AURA_APPLIED_DOSE") or string.match(core.type, "_AURA_REMOVED_DOSE") or string.match(core.type, "_AURA_REFRESH") then
			core.auraType, core.amount = select(13, ...)
		elseif string.match(core.type, "_AURA_BROKEN") then
			core.auraType = select(13, ...)
		elseif string.match(core.type, "_AURA_BROKEN_SPELL") then
			core.extraSpellId, core.extraSpellName, core.extraSchool, core.auraType = select(13, ...)
		elseif string.match(core.type, "_CAST_FAILED") then
			core.failedType = select(13, ...)
		end
	end

	if string.match(core.sourceGUID, "Creature") or string.match(core.destGUID, "Creature") or string.match(core.sourceGUID, "Vehicle") or string.match(core.destGUID, "Vehicle") then
		--GUID for a creature
		core.unitTypeSrc, _, _, _, _, core.sourceID, core.spawn_uid = strsplit("-", core.sourceGUID)
		core.unitType, _, _, _, _, core.destID, core.spawn_uid_dest = strsplit("-", core.destGUID)
		core.currentUnit = "Creature"

		if string.match(core.sourceGUID, "Creature") or string.match(core.sourceGUID, "Vehicle") then
			core.currentSource = "Creature"
		elseif string.match(core.destGUID, "Creature") or string.match(core.destGUID, "Vehicle") then
			core.currentDest = "Creature"
		end
	end

	if string.match(core.sourceGUID, "Player") or string.match(core.destGUID, "Player") then
		--GUID for a player
		core.unitTypeSrcPlayer, _, _, _, _, core.sourceIDPlayer, core.spawn_uidPlayer = strsplit("-", core.sourceGUID)
		core.unitTypePlayer, core.destIDPlayer, core.spawn_uid_dest_Player = strsplit("-", core.destGUID)
		core.currentUnit = "Player"

		if string.match(core.sourceGUID, "Player") then
			core.currentSource = "Player"
		elseif string.match(core.destGUID, "Player") then
			core.currentDest = "Player"
		end
	end

	--Boss Detection!
	if core.foundBoss == true then
		--Start tracking the particular boss if the user has not disabled tracking for that boss
		for i = 1, #core.currentBosses do
			if core.currentBosses[i].enabled == true then
				if core.onlyTrackMissingAchievements == false or (core.onlyTrackMissingAchievements == true and core.currentBosses[i].players ~= L["GUI_NoPlayersNeedAchievement"]) then
					core.currentBosses[i].track()

					--If boss has an info frame then display it
					if core.currentBosses[i].displayInfoFrame == true and core.infoFrameShown == false then
						if enableInfoFrame == true then
							core:sendDebugMessage("Showing InfoFrame")
							core.IATInfoFrame:ToggleOn()
							core.IATInfoFrame:SetHeading(GetAchievementLink(core.currentBosses[i].achievement))
							core.infoFrameShown = true
						end
					end
				end
			elseif core.currentBosses[i].enabled == false and core.currentBosses[i].track == nil then
				if core.onlyTrackMissingAchievements == false or (core.onlyTrackMissingAchievements == true and core.currentBosses[i].players ~= L["GUI_NoPlayersNeedAchievement"]) then
					--We have detected a boss fight but have no tracking for it. Lets automatically detect blizzard tracking and if something is found ask the user to report to author
					core:detectBlizzardTrackingAutomatically()
				end
			end

			--Detect Automatic Tracking if specified in database
			if core.currentBosses[i].forceAutomaticDetection == true then
				core:detectBlizzardTrackingAutomatically()
			end
		end

		--Track additional variables for the instance if they are not tied to a boss/encounter
		if pcall(function() core[core.instanceClear]:TrackAdditional() end) == true then
			core[core.instanceClear]:TrackAdditional()
		end
	else
		if core.lockDetection == false then
			--Check if any of the 5 nameplates have caches boss ID and whether source and dest GUID have been stored or not
			local doNotTrack = false
			for i = 1, 5 do
				if UnitGUID("boss" .. i) ~= nil and UnitIsDead("boss" .. i) == false and UnitIsEnemy("Player", "boss" .. i) == true then
					local _, _, _, _, _, bossID, _ = strsplit("-", UnitGUID("boss" .. i))
					if bossID ~= nil then
						if core:has_value(core.mobCache, bossID) == false then
							core:sendDebugMessage("Calling Detect Boss 1: " .. bossID)
							detectBoss(bossID)
						end
					end
				elseif UnitIsDead("boss" .. i) == true then
					doNotTrack = true
				end
			end

			if core.sourceID ~= nil and doNotTrack == false and core.currentSource == "Creature" then
				--core:sendDebugMessage(core.sourceID)
				if core:has_value(core.mobCache, core.sourceID) ~= true then
					core:sendDebugMessage("Calling Detect Boss 2: " .. core.sourceID)
					--print(...)
					detectBoss(core.sourceID)
				end
			end

			if core.destID ~= nil and doNotTrack == false and core.currentDest == "Creature" then
				--core:sendDebugMessage(core.destID)
				if core:has_value(core.mobCache, core.destID) == false then
					core:sendDebugMessage("Calling Detect Boss 3: " .. core.destID)
					--print(...)
					detectBoss(core.destID)
				end
			end

			--Start tracking the particular boss if the user has not disabled tracking for that boss
			for i = 1, #core.currentBosses do
				if core.currentBosses[i].enabled == true then
					if core.onlyTrackMissingAchievements == false or (core.onlyTrackMissingAchievements == true and core.currentBosses[i].players ~= L["GUI_NoPlayersNeedAchievement"]) then
						core.currentBosses[i].track()
					end
				elseif core.currentBosses[i].enabled == false and core.currentBosses[i].track == nil then
					if core.onlyTrackMissingAchievements == false or (core.onlyTrackMissingAchievements == true and core.currentBosses[i].players ~= L["GUI_NoPlayersNeedAchievement"]) then
						--We have detected a boss fight but have no tracking for it. Lets automatically detect blizzard tracking and if something is found ask the user to report to author
						core:detectBlizzardTrackingAutomatically()
					end
				end

				--Detect Automatic Tracking if specified in database
				if core.currentBosses[i].forceAutomaticDetection == true then
					core:detectBlizzardTrackingAutomatically()
				end
			end

			--Track additional variables for the instance if they are not tied to a boss/encounter
			if pcall(function() core[core.instanceClear]:TrackAdditional() end) == true then
				core[core.instanceClear]:TrackAdditional()
			end
		end
	end
end

------------------------------------------------------
---- Detection Function
------------------------------------------------------

--Detect whether the user is in a party/raid or alone. This is used to output messages to the right chat channel.
function core:detectGroupType()
	--Detect type of group the user is in
	if UnitInRaid("player") then
		core.chatType = "RAID"
	elseif UnitInParty("player") then
		core.chatType = "PARTY"
	else
		core.chatType = "SAY"
	end

	--If player is in LFG/LFG then output to instance chat
	local inInstance, instanceType = IsInInstance()
	if (IsInGroup(LE_PARTY_CATEGORY_INSTANCE) or instanceType == "pvp") and sendDebugMessage == false then
		core.chatType = "INSTANCE_CHAT"
	end

	--Check if we are in a scenerio
	local inInstance, instanceType = IsInInstance()
	if instanceType == "scenario" then
		core.chatType = "INSTANCE_CHAT"
	end

	core:sendDebugMessage("Setting chat mode to " .. core.chatType)

	--Debug to stop message going out to other people by accident
	--core.chatType = "OFFICER"
end

--Detect Raid and dungeons bosses which have an encounter ID
function detectBossByEncounterID(id)
	core:sendDebugMessage("Detected boss using ENCOUNTER ID")
	core:sendDebugMessage("Found the following encounter ID: " .. id)
	local counter = 0
	for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
		if boss ~= "name" then
			if core.Instances[core.expansion][core.instanceType][core.instance][boss].encounterID ~= nil then
				--Detect boss by the encounter ID
				--core:sendDebugMessage("Type:")
				--core:sendDebugMessage(core.Instances[core.expansion][core.instanceType][core.instance][boss].encounterID)
				if type(core.Instances[core.expansion][core.instanceType][core.instance][boss].encounterID) == "table" then
					--If achievement relates to multiple encounters
					for i = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].encounterID do
						--Check whether the boss has an achievement first before adding. This is so we can output to the chat. "IAT cannot track any achievements for this encounter" if needed
						if id == core.Instances[core.expansion][core.instanceType][core.instance][boss].encounterID[i] then
							if core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement ~= false then
								if core:has_value(currentBossNums, boss) == false then
									if counter == 0 then
										--Clear the array storing bosses and achievements so we only output track achievements relevant to that fight
										core.currentBosses = {}
										core.achievementIDs = {}
										currentBossNums = {}
										counter = 1
									end
									core:sendDebugMessage("(E) Adding the following encounter ID: " .. boss)
									table.insert(core.currentBosses, core.Instances[core.expansion][core.instanceType][core.instance][boss])
									table.insert(currentBossNums, boss)
								end
								if core:has_value(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement) == false then
									core:sendDebugMessage("(E) Adding the following achievement ID beacuse it doesn't exist: " .. core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
									table.insert(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
								end
								if core.Instances[core.expansion][core.instanceType][core.instance][boss].enabled == true then
									core.outputTrackingStatus = true
								end
								core.foundBoss = true
							end
							core.encounterDetected = true --This will stop other bosses being detected by accident through the detection method below
						end
					end
				elseif id == core.Instances[core.expansion][core.instanceType][core.instance][boss].encounterID then
					--Check whether the boss has an achievement first before adding. This is so we can output to the chat. "IAT cannot track any achievements for this encounter" if needed
					if core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement ~= false then
						if core:has_value(currentBossNums, boss) == false then
							if counter == 0 then
								--Clear the array storing bosses and achievements so we only output track achievements relevant to that fight
								core.currentBosses = {}
								core.achievementIDs = {}
								currentBossNums = {}
								counter = 1
							end
							core:sendDebugMessage("(E) Adding the following encounter ID: " .. boss)
							table.insert(core.currentBosses, core.Instances[core.expansion][core.instanceType][core.instance][boss])
							table.insert(currentBossNums, boss)
						end
						if core:has_value(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement) == false then
							core:sendDebugMessage("(E) Adding the following achievement ID beacuse it doesn't exist: " .. core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
							table.insert(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
						end
						if core.Instances[core.expansion][core.instanceType][core.instance][boss].enabled == true then
							core.outputTrackingStatus = true
						end
						core.foundBoss = true
					end
					core.encounterDetected = true --This will stop other bosses being detected by accident through the detection method below
				end
			end
		end
	end

	--If encounter is detected but no achievements for the boss have been found then output no achievements to track for this encounter
	if core.outputTrackingStatus == false then
		if core.encounterDetected == true and core.onlyTrackMissingAchievements == false then
			core:printMessage(L["Core_NoTrackingForInstance"])

			--Announce to chat if enabled
			if core.announceTrackedAchievementsToChat == true then
				core:sendMessage(L["Core_NoTrackingForInstance"])
			end
		end
	end

	if core.foundBoss == true then
		--Display tracking achievement for that boss if it has not been output yet for the fight. Make sure we are in combat as well before calling this function
		core:getAchievementToTrack()
	end
end

--Detect Raid & Dungeons bosses which have nameplates
function detectBossByNameplate(id)
	--Fallback method for detecting boss fights when ENCOUNTER_START fails to fire
	core:sendDebugMessage("Detecting Boss by NAMEPLATE")
	core:sendDebugMessage("Found the following boss ID: " .. id)

	for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
		if boss ~= "name" then
			if core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs ~= nil and core.encounterDetected == false then
				if #core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs > 0 then
					for i = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs do
						local bossID = core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs[i]
						if string.find(id, bossID) then
							if core:has_value(currentBossNums, boss) == false then
								core:sendDebugMessage("Adding the following boss: " .. boss)
								table.insert(core.currentBosses, core.Instances[core.expansion][core.instanceType][core.instance][boss])
								table.insert(currentBossNums, boss)
							end
							if core:has_value(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement) == false then
								core:sendDebugMessage("Adding the following achievement ID beacuse it doesn't exist: " .. core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
								table.insert(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
							end
							if core.Instances[core.expansion][core.instanceType][core.instance][boss].enabled == true then
								core.outputTrackingStatus = true
							end
							core.foundBoss = true
						end
					end
				end
			end
		end
	end

	--If a boss has been found then output the achievements that will be tracked to chat.
	--If an id is found by not in the database then add to cache to prevent the same ID being checked against the database over and over again
	if core.foundBoss == true then
		--Display tracking achievement for that boss if it has not been output yet for the fight. Make sure we are in combat as well before calling this function
		if core.encounterStarted == true then
			core:getAchievementToTrack()
		end
	else
		if core:has_value(core.mobCache, id) ~= true then
			table.insert(core.mobCache, id)
		end
	end
end

--Where the player enters combat, check if any of the mobs/bosses need to be tracked or not
function detectBoss(id)
	--Fallback method for detecting boss fights and also used to detect trash mobs for some achievements
	core:sendDebugMessage("Found the following boss ID: " .. id)

	for boss,_ in pairs(core.Instances[core.expansion][core.instanceType][core.instance]) do
		if boss ~= "name" then
			if core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs ~= nil and core.encounterDetected == false then
				--Detect boss by the ID of the npc
				--core:sendDebugMessage("Detecting boss by npc ID")
				if #core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs > 0 then
					for i = 1, #core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs do
						local bossID = core.Instances[core.expansion][core.instanceType][core.instance][boss].bossIDs[i]
						if string.find(id, bossID) then
							if core:has_value(currentBossNums, boss) == false then
								core:sendDebugMessage("Adding the following boss: " .. boss)
								table.insert(core.currentBosses, core.Instances[core.expansion][core.instanceType][core.instance][boss])
								table.insert(currentBossNums, boss)
							end
							if core:has_value(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement) == false then
								core:sendDebugMessage("Adding the following achievement ID beacuse it doesn't exist: " .. core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
								table.insert(core.achievementIDs, core.Instances[core.expansion][core.instanceType][core.instance][boss].achievement)
							end
							if core.Instances[core.expansion][core.instanceType][core.instance][boss].enabled == true then
								core.outputTrackingStatus = true
							end
							core.foundBoss = true
						end
					end
				end
			end
		end
	end

	--If a boss has been found then output the achievements that will be tracked to chat.
	--If an id is found by not in the database then add to cache to prevent the same ID being checked against the database over and over again
	if core.foundBoss == true then
		--Display tracking achievement for that boss if it has not been output yet for the fight. Make sure we are in combat as well before calling this function
		if core.encounterStarted == true or core.difficultyID == 11 or core.difficultyID == 12 then
			core:getAchievementToTrack()
		end
	else
		if core:has_value(core.mobCache, id) ~= true then
			table.insert(core.mobCache, id)
		end
	end
end

--Display the "Tracking {achievement} for achievements"
--Wait a few seconds here before outputting which acheivements to track since the encounter ID can fire after ID has picked up by another source such as GUID
--This will prevent the wrong achievements being displayed into chat
function core:getAchievementToTrack()
	C_Timer.After(2, function()
		--print("HERE 1")
		if core.achievementTrackedMessageShown == false then
			--print("HERE 2")
			core:sendDebugMessage("Length of array: " .. #core.currentBosses)
			for i = 1, #core.currentBosses do
				core:sendDebugMessage(L["GUI_Achievement"] .. ": " .. core.currentBosses[i].achievement)
				if core.currentBosses[i].partial == false and core.currentBosses[i].enabled == true then
					--core.currentBosses[i].players = L["No players in the group need this achievement"] --DEBUG ONLY

					if core.onlyTrackMissingAchievements == false or (core.onlyTrackMissingAchievements == true and core.currentBosses[i].players ~= L["GUI_NoPlayersNeedAchievement"]) then
						printMessage(L["GUI_Tracking"] .. ": " .. GetAchievementLink(core.currentBosses[i].achievement))
					else
						--User has decided to supress achievement so will get a lower rank in the addon syncing
						core:sendDebugMessage("User supressing addon tracking")
						core:sendDebugMessage(core.currentBosses[i].players)
						core.trackingSupressed = true
					end

					core:sendMessage("setup") --This is sent at the start of the encounter to elect a leader rather than waiting for the first message to output
					core.achievementTrackedMessageShown = true

					--Announce to chat if enabled
					if core.announceTrackedAchievementsToChat == true then
						if core.onlyTrackMissingAchievements == false or (core.onlyTrackMissingAchievements == true and core.currentBosses[i].players ~= L["GUI_NoPlayersNeedAchievement"]) then
							core:sendMessage(L["GUI_Tracking"] .. ": "  .. GetAchievementLink(core.currentBosses[i].achievement))
						end
					end
				end

				--Setup failed and completed achievements tablse
				table.insert(core.achievementsFailed, false)
				table.insert(core.achievementsCompleted, false)
			end
		end
	end)
end

------------------------------------------------------
---- Messaging Functions
------------------------------------------------------
function core:logMessage(message)
	local date = C_DateAndTime.GetCurrentCalendarTime()
	local monthDay, weekday, month, minute, hour, year
	for k, v in pairs(date) do
		if k == "monthDay" then
			monthDay = v
		elseif k == "weekday" then
			weekday = v
		elseif k == "month" then
			month = v
		elseif k == "minute" then
			minute = v
		elseif k == "hour" then
			hour = v
		elseif k == "year" then
			year = v
		end
	end

	table.insert(AchievementTrackerDebug, monthDay .. "/" .. month .. "/" .. year .. " " .. hour .. ":" .. minute ..  " " .. message)
end

--Output messages to the chat. All messages get sent this function for easy management
function core:sendMessage(message, outputToRW, messageType)
	if message ~= lastMessageSent then
		if debugModeChat == false then
			if masterAddon == true and electionFinished == true then
				if message ~= "setup" then
					if outputToRW == true and core.chatType == "RAID" and announceToRaidWarning == true and (UnitIsGroupAssistant("Player") or UnitIsGroupLeader("Player")) then
						--Important message output to raid warning from user request
						--print("Outputting to Raid Warning")
						SendChatMessage("[IAT] " .. message,"RAID_WARNING",DEFAULT_CHAT_FRAME.editBox.languageID)
						core:logMessage("[IAT] " .. message)
					elseif outputToRW == true and announceToRaidWarning == true then
						core:logMessage("[IAT] " .. message)
						if outputToRW == true and relayAddonPlayer ~= nil then
							C_ChatInfo.SendAddonMessage("Whizzey", "relayMessage," .. relayAddonPlayer .. "," .. message, "RAID")
						else
							RaidNotice_AddMessage(RaidWarningFrame, "[IAT] " .. message, ChatTypeInfo["RAID_WARNING"])
							SendChatMessage("[IAT] " .. message,core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
						end
					else
						--print("Outputting normally")
						SendChatMessage("[IAT] " .. message,core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
						core:logMessage("[IAT] " .. message)
					end



					if outputToRW == true and enableSound == true and messageType == "completed" then
						--print(type(completedSound))
						--print(completedSound)
						if type(completedSound) == "number" then
							--print(1)
							PlaySound(completedSound, "Master")
						else
							--print(2)
							PlaySoundFile(completedSound, "Master")
						end
					elseif outputToRW == true and enableSoundFailed == true and messageType == "failed" then
						if type(failedSound) == "number" then
							--print(3)
							PlaySound(failedSound, "Master")
						else
							--print(4)
							PlaySoundFile(failedSound, "Master")
						end
					end

					--Send alive signal to other IAT users
					C_ChatInfo.SendAddonMessage("Whizzey", "aliveIAT," .. UnitName("Player") .. "," .. core.Config.majorVersion .. "," .. core.Config.minorVersion, "RAID")
				end
			elseif masterAddon == true and requestToRun == true then
				if message ~= "setup" then
					--We need to store the messages in a queue while the master addon is being decided
					if outputToRW == true then
						core:sendDebugMessage("Inserting into Message Queue: " .. message .. ",true")
						table.insert(messageQueue, message .. ",true")
					else
						core:sendDebugMessage("Inserting into Message Queue: " .. message .. ",false")
						table.insert(messageQueue, message .. ",false")
					end
				end
			else
				--Initate a request to see if this addon should be the master addon
				if requestToRun == false then
					requestToRun = true
					firstBroadcast = 10

					--Broadcast addon info to decide whether it should be the master addon or not
					core:sendDebugMessage("Setting Master Addon 8")
					masterAddon = true
					local name, realm = UnitName("Player")

					local sendInstanceID = core.instance

					if sendInstanceID == nil then
						sendInstanceID = ""
					end

					C_ChatInfo.SendAddonMessage("Whizzey", "info," .. tostring(addonID) .. "," .. name .. "," .. tostring(masterAddon) .. "," .. tostring(playerRank) .. "," .. tostring(core.Config.majorVersion) .. "," .. tostring(core.Config.minorVersion) .. "," .. tostring(core.trackingSupressed) .. "," .. tostring(sendInstanceID), "RAID")

					C_Timer.After(3, function()
						if masterAddon == true then
							core:sendDebugMessage("This addon is in charge of outputting messages")

							--Announce we are the master addon to all other addons in the group so other addons can relay personal and independent tracking achievments
							C_ChatInfo.SendAddonMessage("Whizzey", "masterAddonPlayer," .. UnitName("Player"), "RAID")

							if message ~= "setup" then
								core:detectGroupType()
								if outputToRW == true and core.chatType == "RAID" and announceToRaidWarning == true and (UnitIsGroupAssistant("Player") or UnitIsGroupLeader("Player")) then
									--Important message output to raid warning from user request
									--print("Outputting to Raid Warning")
									SendChatMessage("[IAT] " .. message,"RAID_WARNING",DEFAULT_CHAT_FRAME.editBox.languageID)
									core:logMessage("[IAT] " .. message)
								elseif outputToRW == true and announceToRaidWarning == true then
									SendChatMessage("[IAT] " .. message,core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
									core:logMessage("[IAT] " .. message)
									RaidNotice_AddMessage(RaidWarningFrame, "[IAT] " .. message, ChatTypeInfo["RAID_WARNING"])
								else
									--print("Outputting normally")
									SendChatMessage("[IAT] " .. message,core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
									core:logMessage("[IAT] " .. message)
								end

								if outputToRW == true and enableSound == true and messageType == "completed" then
									--print(type(completedSound))
									--print(completedSound)
									if type(completedSound) == "number" then
										--print(5)
										PlaySound(completedSound, "Master")
									else
										--print(6)
										PlaySoundFile(completedSound, "Master")
									end
								elseif outputToRW == true and enableSoundFailed == true and messageType == "failed" then
									if type(failedSound) == "number" then
										--print(7)
										PlaySound(failedSound, "Master")
									else
										--print(8)
										PlaySoundFile(failedSound, "Master")
									end
								end
							end

							--If the message queue has messages in then ouput these messages as well
							if #messageQueue > 0 then
								for k, v in pairs(messageQueue) do
									local v, outputToRW2 = strsplit(",", v)
									-- print("Outputting from Message Queue: " .. v .. outputToRW2)
									-- print(core.chatType)
									if outputToRW2 == "true" and core.chatType == "RAID" and announceToRaidWarning == true and (UnitIsGroupAssistant("Player") or UnitIsGroupLeader("Player")) then
										--Important message output to raid warning from user request
										-- print("Outputting to Raid Warning")
										SendChatMessage("[IAT] " .. v,"RAID_WARNING",DEFAULT_CHAT_FRAME.editBox.languageID)
										core:logMessage("[IAT] " .. v)
									elseif outputToRW2 == "true" and announceToRaidWarning == true then
										-- print("Outputting to RaidNotice")
										SendChatMessage("[IAT] " .. v,core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
										core:logMessage("[IAT] " .. v)
										RaidNotice_AddMessage(RaidWarningFrame, "[IAT] " .. v, ChatTypeInfo["RAID_WARNING"])
									else
										-- print("Outputting to normal")
										SendChatMessage("[IAT] " .. v,core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
										core:logMessage("[IAT] " .. v)
									end

									--Relay Raid warning message if needed
									local tmpMessage = v
									C_Timer.After(3, function()
										if outputToRW2 == "true" and relayAddonPlayer ~= nil then
											C_ChatInfo.SendAddonMessage("Whizzey", "relayMessage," .. relayAddonPlayer .. "," .. tmpMessage, "RAID")
										end
									end)


									if outputToRW2 == true and enableSound == true and messageType == "completed" then
										--print(type(completedSound))
										--print(completedSound)
										if type(completedSound) == "number" then
											--print(9)
											PlaySound(completedSound, "Master")
										else
											--print(10)
											PlaySoundFile(completedSound, "Master")
										end
									elseif outputToRW2 == true and enableSoundFailed == true and messageType == "failed" then
										if type(failedSound) == "number" then
											--print(11)
											PlaySound(failedSound, "Master")
										else
											--print(12)
											PlaySoundFile(failedSound, "Master")
										end
									end
								end
							end
							messageQueue = {}

							--Lets check if this addon has RW privallages. If not lets send a request to forward RW messages onto this addon from another addon is raid.
							--We will only do this if major versions are the same and not minor.
							if playerRank == 0 and core.chatType == "RAID" then
								core:sendDebugMessage("This addon has no RW permissions. Requesting help")
								--This addon does not have permission to output to RW. Ask other users in group to output message
								C_ChatInfo.SendAddonMessage("Whizzey", "relay123", "RAID")
							end
						else
							core:sendDebugMessage("Another addon is currently in charge of outputting messages for this fight")
						end
						electionFinished = true
					end)
				end

				--We are not the master addon but lets check if there are RW messages that we need to relay
				if outputToRW == true and relayAddonPlayer ~= nil then
					C_ChatInfo.SendAddonMessage("Whizzey", "relayMessage," .. relayAddonPlayer .. "," .. message, "RAID")
				end

				--Check if other addon is still broadcasting
				if masterAddon == false then
					if checkBrodcast == false then
						checkBrodcast = true
						C_Timer.After(firstBroadcast, function()
							firstBroadcast = 1
							if broadcastMessage ~= true and broadcastMajorVersion == tostring(core.Config.majorVersion) and brodcastMinorVersion == tostring(core.Config.minorVersion) then
								core:sendDebugMessage("Critical Error. Master addon is not broadcasting...")
								masterAddon = false
								requestToRun = false
								electionFinished = false
								messageQueue = {}
								firstBroadcast = 10
								broadcastMajorVersion = nil
								brodcastMinorVersion = nil
							else
								core:sendDebugMessage("Critical Error but version mismatch. Not going to try and take control")
							end
							checkBrodcast = false
							broadcastMessage = nil
						end)
					end
				end
			end
		elseif debugModeChat == true then
			core:sendDebugMessage("[DEBUG] " .. message)
		end

		if message ~= "setup" then
			lastMessageSent = message
		end
	else
		--DEBUG
		core:sendDebugMessage("Cannot Send Message: " .. message)
	end

	--When a chat message needs to be sent, If the addon is not the master addon then request if there is currently a master addon in the group for the particular fight
	--The master addon check will be reset after every boss fight so we don't have to worry about players out of range/offline players etc
end

function core:sendMessageSafe(message, requireMasterAddon, outputToRW)
	message = message:gsub("[\r\n]+","") --Remove newlines before ouputting to chat
	local openBracketOpen = false
	local tmpMessageStr = ""
	local tmpMessageArr = {}
	local lastSpacePosition = 0
	local currentStrPosition = 0
	local currentStrPositionUTF8 = 0
	for i = 1, string.utf8len(message) do
		currentStrPosition = currentStrPosition + strlen(string.utf8sub(message, i, i))
		currentStrPositionUTF8 = currentStrPositionUTF8 + 1

		if string.utf8sub(message, i, i) == "[" then
			--If we are opening a bracket we don't want to check for whitespaces as this will break links if they are cutoff between multiple lines.
			openBracketOpen = true
		elseif string.utf8sub(message, i, i) == "]" then
			--Brackets have been closed so we free to break to a new line again
			openBracketOpen = false
		end

		--Add this character to a tmp string. The string must not go above 255 words (blizzard limit) and cannot break between brackets
		--If the chracter is a space, we need to record the position of this so we can split at the correct position if limit goes over
		--The reason 249 is used is because we have to take into account the [IAT] prefix at the start of each message
		if currentStrPosition < 249 then
			--Room left to add characters.
			--This does not take into account whether we can complete a word before the limit. Therefore need to get position of last space in order to break
			tmpMessageStr = tmpMessageStr .. string.utf8sub(message, i, i)
			--print(tmpMessageStr .. " I(" .. i .. " ) CSP(" .. currentStrPosition .. ")" .. "L(" .. string.utf8len(tmpMessageStr) .. ")")

		else
			--Not enough room to add any more chracters.
			--1: If current character is white space and not in brackets then add to tmpArr and empty string
			--2: If we are in a middle of word then break the string at last space position. Add first half to array and 2nd half set as current string

			-- print("Splitting String")

			if string.utf8sub(message, i, i) == " " and openBracketOpen == false then
				--Since we are on a space and not in brackets, we can just split here
				table.insert(tmpMessageArr, tmpMessageStr)
				tmpMessageStr = ""
				currentStrPosition = 0
				currentStrPositionUTF8 = 0
			else
				--Split the current str at the position of the last space and the beginning and add to tmpArr
				table.insert(tmpMessageArr, string.utf8sub(tmpMessageStr, 1, lastSpacePosition)) --We don't need the space at the end of the line
				-- print(string.utf8sub(tmpMessageStr, 1, lastSpacePosition))

				--Split the current str at the position of the last space till the end and set this as the new str.
				tmpMessageStr = string.utf8sub(tmpMessageStr, lastSpacePosition + 1) --We don't need the space since we are going to new line
				tmpMessageStr = tmpMessageStr .. string.utf8sub(message, i, i)
				currentStrPosition = strlen(tmpMessageStr)
				currentStrPositionUTF8 = string.utf8len(tmpMessageStr)

				-- print(tmpMessageStr)
			end
		end

		if string.utf8sub(message, i, i) == " " and openBracketOpen == false then
			--Only count spaces that are not inside of brackets
			lastSpacePosition = currentStrPositionUTF8
			--print("Space Detected: " .. lastSpacePosition)
		end
	end

	--Insert the remaining string into array if length is greater than 0
	if string.utf8len(tmpMessageStr) > 0 then
		table.insert(tmpMessageArr, tmpMessageStr)
		-- print("Inserting Remaining String...")
		-- print("---" .. tmpMessageStr)
	end

	-- print(tmpMessageArr[1])

	--Print the chat
	for i in ipairs(tmpMessageArr) do
		if debugModeChat == false then
			-- print("Printing Safe Message")
			--Check if we just want the master addon to output or anyone can output this message
			if requireMasterAddon == true then
				core:sendMessage(tmpMessageArr[i])
			elseif outputToRW == true then
				core:sendMessage(tmpMessageArr[i],true)
			else
				-- print("Attempting to send... with length " .. strlen("[IAT] " .. tmpMessageArr[i]))
				-- print(tmpMessageArr[i])
				SendChatMessage("[IAT] " .. tmpMessageArr[i],core.chatType,DEFAULT_CHAT_FRAME.editBox.languageID)
			end
		else
			print("[DEBUG] " .. tmpMessageArr[i])
		end
	end
end

function core:sendMessage2(message)

end

--Output message on a rolling timer
function core:sendMessageOnTimer(message)
	--This function outputs a message every 5 seconds
	sendMessageOnTimer_Message = message
	sendMessageOnTimer_ProcessMessage = true

	events:SetScript("OnUpdate",events.onUpdate2)
end



--Output messages depending on a counter and the specified interval
function core:sendMessageDelay(message, counter, interval)
	if counter - math.floor(counter/interval)*interval == 0 then
		core:sendMessage(message)
	end
end

--Output debug messages to the chat for testing purposes
function core:sendDebugMessage(message)
	if sendDebugMessages == true then
		print("[DEBUG] " .. message)
	end
	core:logMessage("[DEBUG] " .. message)
end

--TODO: tidy this up so it can print out any colour
function printMessage(message)
	print("|cff00ccffIAT: |cffffffff" .. message)
	core:logMessage("|cff00ccffIAT: |cffffffff" .. message)
end

function core:printMessage(message)
	print("|cff00ccffIAT: |cffffffff" .. message)
	core:logMessage("|cff00ccffIAT: |cffffffff" .. message)
end

--Get the current achievement being tracked for custom output messages
function core:getAchievement(index)
	local value = index
	if index == nil then
		value = 1
	end
	return GetAchievementLink(core.achievementIDs[value])
end

------------------------------------------------------
---- Failed Achievment Functions
------------------------------------------------------

--Display the failed achievement message for achievements
function core:getAchievementFailed(index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsFailed[value] == false then
		core:sendMessage(GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_Failed"],true,"failed")
		core.achievementsFailed[value] = true
	end
end

--Display the failed achievement message for achievements with message before
function core:getAchievementFailedWithMessageBefore(message, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsFailed[value] == false then

		core:sendMessage(message .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_Failed"],true,"failed")
		core.achievementsFailed[value] = true
	end
end

--Display the failed achievement message for achievements with message after
function core:getAchievementFailedWithMessageAfter(message, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsFailed[value] == false then
		core:sendMessage(GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_Failed"] .. " " .. message,true,"failed")
		core.achievementsFailed[value] = true
	end
end

--Display the failed achievement message for achievements with message before and after
function core:getAchievementFailedWithMessageBeforeAndAfter(messageBefore, messageAfter, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsFailed[value] == false then
		core:sendMessage(messageBefore .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_Failed"] .. " " .. messageAfter,true,"failed")
		core.achievementsFailed[value] = true
	end
end

--Display the failed achievement message for personal achievements
function core:getAchievementFailedPersonal(index)
	local value = index
	if index == nil then
		value = 1
	end
	local playerName = core.destName
	if string.find(playerName, "-") then
		local name, realm = strsplit("-", playerName)
		playerName = name
	end
	if core.playersFailedPersonal[playerName] == nil then
		--Players has not been hit already
		--Check if the player actually needs the achievement
		if core:has_value(core.currentBosses[value].players, playerName) then
			--Player needs achievement but has failed it
			core:sendMessage(playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")",true,"failed")
		end
		core.playersFailedPersonal[playerName] = true
	end
end

--Display the failed achievement message for personal achievements
function core:getAchievementFailedPersonalWithName(index, sender, outputMessage)
	local value = index
	if index == nil then
		value = 1
	end
	local playerName = sender
	if string.find(playerName, "-") then
		local name, realm = strsplit("-", playerName)
		playerName = name
	end
	if core.playersFailedPersonal[playerName] == nil then
		--Players has not been hit already
		--Check if the player actually needs the achievement
		if core:has_value(core.currentBosses[value].players, playerName) then
			--Player needs achievement but has failed it
			if outputMessage == true then
				core:sendMessage(playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")",true,"failed")
			end
		end
		core.playersFailedPersonal[playerName] = true
	end
end

function core:getAchievementFailedPersonalWithCustomMessage(index, sender, message)
	local value = index
	if index == nil then
		value = 1
	end
	local playerName = sender
	if string.find(playerName, "-") then
		local name, realm = strsplit("-", playerName)
		playerName = name
	end
	if core.playersFailedPersonal[playerName] == nil then
		--Players has not been hit already
		--Check if the player actually needs the achievement
		--Player needs achievement but has failed it
		core:sendMessage(playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. message .. ")",true,"failed")
		core.playersFailedPersonal[playerName] = true
	end
end

function core:getAchievementFailedPersonalIndependent(playerName, index)
	local value = index
	if index == nil then
		value = 1
	end
	if string.find(playerName, "-") then
		local name, realm = strsplit("-", playerName)
		playerName = name
	end
	if core.playersFailedPersonal[playerName] == nil then
		--Players has not been hit already
		--Check if the player actually needs the achievement
		if core:has_value(core.currentBosses[value].players, playerName) then
			--Player needs achievement but has failed it
			--Relay message to addon which has RW permissions if masterAddon does have permissions
			if relayAddonPlayer ~= nil then
				core:sendDebugMessage("Relaying Addon Player")
				C_ChatInfo.SendAddonMessage("Whizzey", "relayMessage," .. relayAddonPlayer .. "," .. playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")", "RAID")
			else
				--Relay to masterAddon
				core:sendDebugMessage("Master Output Message")
				C_ChatInfo.SendAddonMessage("Whizzey", "masterOutput," .. playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")", "RAID")

				if IsInGroup() == false then
					core:sendMessage(playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")")
				end
				core:sendMessage(playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")")
			end
		end
		core.playersFailedPersonal[playerName] = true
	end
end

--Display the failed achievement message for personal achievements with reason
function core:getAchievementFailedPersonalWithReason(reason, index)
	local value = index
	if index == nil then
		value = 1
	end
	local playerName = core.destName
	if string.find(playerName, "-") then
		local name, realm = strsplit("-", playerName)
		playerName = name
	end
	if core.playersFailedPersonal[playerName] == nil then
		--Players has not been hit already
		--Check if the player actually needs the achievement
		if core:has_value(core.currentBosses[value].players, playerName) then
			--Player needs achievement but has failed it
			core:sendMessage(playerName .. " " .. L["Shared_HasFailed"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")(" .. L["Core_Reason"] .. ": " .. reason .. ")",true,"failed")
		end
		core.playersFailedPersonal[playerName] = true
	end
end

------------------------------------------------------
---- Completed Achievment Functions
------------------------------------------------------

--Display the requirements completed message for achievements
function core:getAchievementSuccess(index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsCompleted[value] == false then
		core:sendMessage(GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_CriteriaMet"],true,"completed")
		core.achievementsCompleted[value] = true
	end
end

--Display the requirements completed message for achievements with manually counting
function core:getAchievementSuccessManual(index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsCompleted[value] == false then
		core:sendMessage(GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_CriteriaMetManual"],true,"completed")
		core.achievementsCompleted[value] = true
	end
end

--Display the requirements completed message for achievements with message before
function core:getAchievementSuccessWithMessageBefore(message, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsCompleted[value] == false then
		core:sendMessage(message .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_CriteriaMet"],true,"completed")
		core.achievementsCompleted[value] = true
	end
end

--Display the requirements completed message for achievements with message after
function core:getAchievementSuccessWithMessageAfter(message, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsCompleted[value] == false then
		core:sendMessage(GetAchievementLink(core.achievementIDs[value]) .. " " .. L["Core_CriteriaMet"] .. " " .. message,true,"completed")
		core.achievementsCompleted[value] = true
	end
end

--Display the requirements completed message for achievements with message before and after
function core:getAchievementSuccessWithMessageBeforeAndAfter(messageBefore, messageAfter, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsCompleted[value] == false then
		core:sendMessage(messageBefore .. " " .. GetAchievementLink(core.achievementIDs[value]) .. L["Core_CriteriaMet"] .. " " .. messageAfter,true,"completed")
		core.achievementsCompleted[value] = true
	end
end

--Display the requirements completed message for achievements with custom message
function core:getAchievementSuccessWithCustomMessage(messageBefore, messageAfter, index)
	local value = index
	if index == nil then
		value = 1
	end
	if core.achievementsCompleted[value] == false then
		core:sendMessage(messageBefore .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " " .. messageAfter,true,"completed")
		core.achievementsCompleted[value] = true
	end
end

--Display the failed achievement message for personal achievements
function core:getAchievementSuccessPersonal(index, location)
    --Make sure we remove realm info from player before checking name
	local value = index
	if index == nil then
		value = 1
	end
	if location == nil then
		location = "dest"
	end
	if location == "dest" then
		local playerName = core.destName
		if string.find(playerName, "-") then
			local name, realm = strsplit("-", playerName)
			playerName = name
		end
		if core.playersSuccessPersonal[playerName] == nil then
			--Players has not been hit already
			--Check if the player actually needs the achievement
			if core:has_value(core.currentBosses[value].players, playerName) then
				--Player needs achievement but has failed it
				core:sendMessage(playerName .. " " .. L["Shared_HasCompleted"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")",true,"completed")
			end
			core.playersSuccessPersonal[playerName] = true
		end
	elseif location == "source" then
		local playerName = core.sourceName
		if string.find(playerName, "-") then
			local name, realm = strsplit("-", playerName)
			playerName = name
		end
		if core.playersSuccessPersonal[playerName] == nil then
			--Players has not been hit already
			--Check if the player actually needs the achievement
			if core:has_value(core.currentBosses[value].players, playerName) then
				--Player needs achievement but has failed it
				core:sendMessage(playerName .. " " .. L["Shared_HasCompleted"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")",true,"completed")
			end
			core.playersSuccessPersonal[playerName] = true
		end
	end
end

function core:getAchievementSuccessPersonalWithName(index, sender, outputMessage)
	local value = index
	if index == nil then
		value = 1
	end
	if string.find(sender, "-") then
		local name, realm = strsplit("-", sender)
		sender = name
	end
	if core.playersSuccessPersonal[sender] == nil then
		--Players has not already completed the achievement
		if core:has_value(core.currentBosses[value].players, sender) then
			--Player needed achievements and has met requirements
			if outputMessage == true then
				core:sendMessage(sender .. " " .. L["Shared_HasCompleted"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. L["Core_PersonalAchievement"] .. ")",true)
			end
		end
		core.playersSuccessPersonal[sender] = true
	end
end

function core:getAchievementSuccessPersonalWithMessage(index, sender, message)
	local value = index
	if index == nil then
		value = 1
	end
	if string.find(sender, "-") then
		local name, realm = strsplit("-", sender)
		sender = name
	end
	if core.playersSuccessPersonal[sender] == nil then
		--Player needed achievements and has met requirements
		core:sendMessage(sender .. " " .. L["Shared_HasCompleted"] .. " " .. GetAchievementLink(core.achievementIDs[value]) .. " (" .. message .. ")",true)
		core.playersSuccessPersonal[sender] = true
	end
end

------------------------------------------------------
---- Tracking certain achievement objectives
------------------------------------------------------

function core:trackMob(mobID, mobName, threshold, message, interval, trackAchiev, id)
    --Add detected
    if core.sourceID == mobID and core.mobCounter <= threshold and core.thresholdAnnounced == false then
        if core.mobUID[core.spawn_uid] == nil and core.mobUID[core.spawn_uid] ~= "Dead" then
            core.mobUID[core.spawn_uid] = core.spawn_uid
            core.mobCounter = core.mobCounter + 1
			core:sendMessageDelay(mobName .. " " .. L["Core_Counter"] ..  " (" .. core.mobCounter .. "/" .. threshold .. ")",core.mobCounter,interval)
			--core:sendDebugMessage(core.mobCounter)
        end
    end
    if core.destID == mobID and core.mobCounter <= threshold and core.thresholdAnnounced == false then
        if core.mobUID[core.spawn_uid_dest] == nil and core.mobUID[core.spawn_uid_dest] ~= "Dead" then
            core.mobUID[core.spawn_uid_dest] = core.spawn_uid_dest
            core.mobCounter = core.mobCounter + 1
			core:sendMessageDelay(mobName .. " " .. L["Core_Counter"] .. " (" .. core.mobCounter .. "/" .. threshold ..")",core.mobCounter,interval)
			--core:sendDebugMessage(core.mobCounter)
        end
	end

	--Unit Died
	if core.type == "UNIT_DIED" and core.destID == mobID and core.mobCounter > 0 then
        core.mobUID[core.spawn_uid_dest] = "Dead"
		core.mobCounter = core.mobCounter - 1
		core:sendDebugMessage(core.mobCounter)
	end

	--Requirements Met
	if core.mobCounter >= threshold and core.thresholdAnnounced == false and trackAchiev == nil then
		core.thresholdAnnounced = true
		core:sendMessage(core:getAchievement() .. message)
	elseif core.mobCounter >= threshold and core.thresholdAnnounced == false and trackAchiev ~= nil then
		core:getAchievementSuccess(id)
	end
end

function core:trackAura(auraID, maxCount, type)
	core:detectGroupType()
	for i = 1, core.groupSize do
		local unit = nil
		if core.chatType == "PARTY" then
			if i < core.groupSize then
				unit = "party" .. i
			else
				unit = "player"
			end
		elseif core.chatType == "RAID" then
			unit = "raid" .. i
		elseif core.chatType == "SAY" then
			unit = "player"
		end

		local count = 0
        for i=1,40 do
			local _, _, count2, _, _, _, _, _, _, spellId = UnitDebuff(unit, i)
			if spellId == auraID then
				count = count2
            end
        end

		if count ~= nil then
			if count >= maxCount then
				return true
			end
		end
	end
end

------------------------------------------------------
---- Resetting variables between fights
------------------------------------------------------

--Clears global variables between fights such as the current boss/achievement being tracked
function core:clearVariables()
	------------------------------------------------------
	---- Reset Variables
	------------------------------------------------------
	core:sendDebugMessage("Resetting Global Variables")

	core.inCombat = false
	core.achievementsFailed = {}
	core.achievementsCompleted = {}
	core.achievementTrackedMessageShown = false
	core.foundBoss = false
	core.encounterDetected = false
	core.playersFailedPersonal = {}
	core.outputTrackingStatus = false
	lastMessageSent = nil
	core.playersFailedPersonal = {}
	core.playersSuccessPersonal = {}

	core.mobCounter = 0
	core.mobUID = {}
	core.thresholdAnnounced = false
	core.displayAchievements = false

	core.currentBosses = {}
	core.achievementIDs = {}
	currentBossNums = {}

	automaticBlizzardTracking = true
	automaticBlizzardTrackingInitialCheck = false

	currentBoss = nil

	--Addon Syncing variables
	masterAddon = false
	requestToRun = false
	electionFinished = false
	messageQueue = {}
	core.trackingSupressed = false
	blockRequirementsCheck = false
	relayAddonPlayer = nil
	relayAddonVersion = 0
	versionRequestSent = false
	broadcastMajorVersion = nil
	brodcastMinorVersion = nil
	newRequestRecieved = false
	checkBrodcast = false
	broadcastMessage = nil

	core.groupSizeInInstance = 0

	--Reset InfoFrame variables
	core.manualCountMaxSize = 0
	core.manualCountCurrentSize = 0
	core.manualCountSetup = false
	if core.InfoFrame.Events:IsEventRegistered("CHAT_MSG_RAID") then
		core.InfoFrame.Events:UnregisterEvent("CHAT_MSG_RAID")
	end
	if core.InfoFrame.Events:IsEventRegistered("CHAT_MSG_PARTY") then
		core.InfoFrame.Events:UnregisterEvent("CHAT_MSG_PARTY")
	end
	if core.InfoFrame.Events:IsEventRegistered("CHAT_MSG_PARTY_LEADER") then
		core.InfoFrame.Events:UnregisterEvent("CHAT_MSG_PARTY_LEADER")
	end
	if core.InfoFrame.Events:IsEventRegistered("CHAT_MSG_SAY") then
		core.InfoFrame.Events:UnregisterEvent("CHAT_MSG_SAY")
	end

	--Reset Mob Counter
	core.MobCounter:Reset()


	if core.infoFrameShown == true and core.infoFrameLock == false then
		core:sendDebugMessage("Resetting InfoFrame")
		core.IATInfoFrame:ToggleOff()
		core.IATInfoFrame:SetHeading()
		core.IATInfoFrame:SetSubHeading1()
		core.IATInfoFrame:SetText1()
		core.IATInfoFrame:SetSubHeading2()
		core.IATInfoFrame:SetText2()
		core.infoFrameShown = false
		core.InfoFrame_PlayersTable = {}
	elseif core.infoFrameLock == true then
		core:sendDebugMessage("InfoFrame is in locked state")
	else
		core:sendDebugMessage("InfoFrame does not need to be reset")
	end

	--Check if user has combat logging enabled or not
	if enableCombatLogging == true then
		-- if LoggingCombat() ~= nil then
		-- 	LoggingCombat(false)
		-- 	core:printMessage(L["Core_CombatLogDisabled"])
		-- end
		if Transcriptor ~= nil then
			if Transcriptor:IsLogging() == 1 then
				Transcriptor:StopLog(1)
				core:printMessage(L["Core_TranscriptorLogDisabled"])
				RaidNotice_AddMessage(RaidWarningFrame, "[IAT] Transcriptor Log Stopped", ChatTypeInfo["SYSTEM"])
			end
		end
	end
end

--Clears variables for the current instance the player is in
function core:clearInstanceVariables()
	--If a boss was pulled then clear the variables for that raid
	if core.instance ~= nil then
		--print(core.instanceClear)
		core:sendDebugMessage("Clearing Instance Variables if exists")
		local retOK, ret1 = pcall(function() core[core.instanceClear]:clearVariables() end);
		if (retOK) then
			core:sendDebugMessage("Clearing Instance Variables")
			core[core.instanceClear]:clearVariables()
		else
			core:sendDebugMessage("Function failed, error text: " .. ret1 .. ".")
		end
		core:sendDebugMessage("Clearing Instance Variables if exists")
		local retOK, ret1 = pcall(function() core[core.instanceClear]:ClearVariables() end);
		if (retOK) then
			core:sendDebugMessage("Clearing Instance Variables")
			core[core.instanceClear]:ClearVariables()
		else
			core:sendDebugMessage("Function failed, error text: " .. ret1 .. ".")
		end
	end
end

------------------------------------------------------
---- Utility Functions
------------------------------------------------------

--Check whether a table contains a certain value
function core:has_value(tab, val)
    for index, value in ipairs(tab) do
        if value == val then
            return true
        end
    end

    return false
end

function core:has_value2(tab, val)
    for index, value in pairs(tab) do
        if value == val then
            return true
        end
    end

    return false
end

function core:getHealthPercent(boss)
	if UnitExists(boss) then
		return (UnitHealth(boss) / UnitHealthMax(boss)) * 100
	else
		return 0
	end
end

function getKeysSortedByValue(tbl, sortFunction)
	local keys = {}
	for key in pairs(tbl) do
	  table.insert(keys, key)
	end

	table.sort(keys, function(a, b)
	  return sortFunction(tbl[a], tbl[b])
	end)

	return keys
end

function core:tablefind(tab,el)
    for index, value in pairs(tab) do
        if value == el then
            return index
        end
    end
end

--Check if Blizzard Achievement Tracking has completed/failed
function core:getBlizzardTrackingStatus(achievementID, index)
	if index ~= nil then
		--Achievement has a criteria so we need to select that criteria to see if it has been completed/failed
		local _, _, _, _, _, _, _, _, _, _, eligible, _, _ = GetAchievementCriteriaInfo(achievementID, index);
		return eligible
	else
		--Achievement has no criteria so we can just check whether criteria has failed or completed
		return IsAchievementEligible(achievementID)
	end
end

--Automatically detect blizzard tracking for new instances and ask user to report.
function core:detectBlizzardTrackingAutomatically()
	--score:sendDebugMessage(tostring(core:getBlizzardTrackingStatus(core.achievementIDs[1])))
	if automaticBlizzardTrackingInitialCheck == false then
		automaticBlizzardTracking = core:getBlizzardTrackingStatus(core.achievementIDs[1])
		core:sendDebugMessage("Automatic Blizzard Tracking set to: " .. tostring(automaticBlizzardTracking))
		automaticBlizzardTrackingInitialCheck = true
	elseif automaticBlizzardTrackingInitialCheck == true and core:getBlizzardTrackingStatus(core.achievementIDs[1]) ~= automaticBlizzardTracking then
		--The value of blizzard tracking has changed. Check if it failed or succeded
		core:sendDebugMessage("Blizzard Tracking Has changed")
		if automaticBlizzardTracking == false then
			--Achievement Succedded
			core:getAchievementSuccess()

			--Send a message to user asking them to report tracking to user
			core:printMessage("has detected that " .. core:getAchievement() .. " (" .. core.achievementIDs[1] .. ") can be tracked for success. Please report this to the Instance Achievement Tracker author")
		elseif automaticBlizzardTracking == true then
			--Achievement Failed
			core:getAchievementFailed()

			--Send a message to user asking them to report tracking to user
			core:printMessage("has detected that " .. core:getAchievement() .. " (" .. core.achievementIDs[1] .. ") can be tracked for faliure. Please report this to the Instance Achievement Tracker author")
		end
		automaticBlizzardTracking = core:getBlizzardTrackingStatus(core.achievementIDs[1])
	end
end

function core:getPlayersInGroupForAchievement()
	local players = {}
	local location = nil
	if core.groupSize > 1 then
		--Scan raid. If players are in same location as "Player" then add them to table
		for i = 1,core.groupSize do
			local name, rank, subgroup, level, class, fileName, zone, online, isDead, role, isML, combatRole = GetRaidRosterInfo(i)
			--print(name,location,zone)
			if name ~= nil then
				name2 = ""
				if string.find(name, "-") then
					name2, realm = strsplit("-", name)
				else
					name2 = name
				end
				table.insert(players, name2)
				core.groupSizeInInstance = core.groupSizeInInstance + 1
			end
		end
    else
        currentUnit = "player"
        local name, realm = UnitName(currentUnit)
		if name ~= "Unknown" and name ~= nil then
			table.insert(players, name)
			core.groupSizeInInstance = core.groupSizeInInstance + 1
        end
	end
	return players
end

function core:getTableIndexByValue(tab,el)
	for index, value in pairs(tab) do
		if value == el then
			return index
		end
	end
end

function core:getTableLength(T)
	local count = 0
	for _ in pairs(T) do count = count + 1 end
	return count
end

function core:getNameOnly(originalName)
	local playerName = originalName
	if string.find(playerName, "-") then
		local name, realm = strsplit("-", playerName)
		return playerName
	else
		return playerName
	end
end

function core:getEmote(message)
	--Scan emote message and see if it matches any emote currently in the emotes database
	if message ~= nil then
		for i,v in ipairs(core.emotes) do
			if v.relation == 0 then
				--Locate position of player and target in string
				local startPlayer, endPlayer = v.emoteString:find("<player>",1,true)
				local startTarget, endTarget = v.emoteString:find("<target>",1,true)
				local stringBeforePlayer = nil
				local stringAfterPlayer = nil
				local stringAfterTarget = nil
				if startPlayer > 1 then
					stringBeforePlayer = v.emoteString:sub(1,startPlayer-1)
				end
				if (startTarget-1) > (endPlayer + 1) then
					stringAfterPlayer = v.emoteString:sub(endPlayer+1, startTarget-1)
				end
				if endTarget ~= #v.emoteString then
					stringAfterTarget = v.emoteString:sub(endTarget+1)
				end

				--Get the player and target in the acutual string
				local player = nil
				local target = nil

				--Player
				if stringBeforePlayer == nil then
					local startPositon, endPosition = message:find(stringAfterPlayer,1,true)
					if startPositon ~= nil and endPosition ~= nil then
						player = message:sub(1, startPositon-1)
					end
				else
					local startPositon, endPosition = message:find(stringBeforePlayer,1,true)
					local startPositon2, endPosition2 = message:find(stringAfterPlayer,1,true)
					if startPositon ~= nil and endPosition ~= nil and startPositon2 ~= nil and endPosition2 ~= nil then
						player = message:sub(endPosition+1, startPositon2-1)
					end
				end

				--Target
				if stringAfterPlayer == nil then
					--TODO difficult but unlikely to occur
				else
					local startPositon, endPosition = message:find(stringAfterPlayer,1,true)
					local startPositon2, endPosition2 = message:find(stringAfterTarget,1,true)
					if startPositon ~= nil and endPosition ~= nil and startPositon2 ~= nil and endPosition2 ~= nil then
						target = message:sub(endPosition+1, startPositon2-1)
					end
				end

				--Trim Whitespace
				if player ~= nil and target ~= nil then
					player = player:match("^%s*(.-)%s*$")
					target = target:match("^%s*(.-)%s*$")

					--Check if our new string matches original message
					local newEmote = string.gsub(v.emoteString, "<target>", target)
					newEmote = string.gsub(newEmote, "<player>", player)
					if newEmote == message and UnitIsPlayer(player) then
						return v.emote, player, target, v.emoteString, v.relation
					end
				end
			elseif v.relation == 2 then
				--Locate position of target in string
				local startTarget, endTarget = v.emoteString:find("<target>",1,true)
				local stringBeforeTarget = nil
				local stringAfterTarget = nil
				if startTarget > 1 then
					stringBeforeTarget = v.emoteString:sub(1, startTarget-1)
				end
				if endTarget ~= #v.emoteString then
					stringAfterTarget = v.emoteString:sub(endTarget+1)
				end

				--Get the target in the acutual string
				local target = nil

				--Target
				if stringBeforeTarget == nil then
					local startPositon, endPosition = message:find(stringAfterTarget,1,true)
					if startPositon ~= nil and endPosition ~= nil then
						target = message:sub(1, startPositon-1)
					end
				else
					local startPositon, endPosition = message:find(stringBeforeTarget,1,true)
					local startPositon2, endPosition2 = message:find(stringAfterTarget,1,true)
					if startPositon ~= nil and endPosition ~= nil and startPositon2 ~= nil and endPosition2 ~= nil then
						-- print(startPositon,endPosition,startPositon2,endPosition2,startTarget,endTarget,stringBeforeTarget,stringAfterTarget)
						target = message:sub(endPosition+1, startPositon2-1)
					end
				end

				--Trim Whitespace
				if target ~= nil then
					target = target:match("^%s*(.-)%s*$")
					player = UnitName("Player")

					--Check if our new string matches original message
					local newEmote = string.gsub(v.emoteString, "<target>", target)
					if newEmote == message then
						return v.emote, player, target, v.emoteString, v.relation
					end
				end
			end
		end
	end
end

function longestCommonSubstring(s1, s2)
	local num = {}
	for i = 0, string.utf8len(s1) - 1 do
		num[i] = {}

		for j = 0, string.utf8len(s2) - 1 do
			num[i][j] = 0 -- Fill the values here
		end
	end
	local letter1 = nil
	local letter2 = nil
	local len = 0
	local ans = 0
	local lastPosition = 0
	for i=0, string.utf8len(s1) - 1 do
		--Loop through string1
		for j=0, string.utf8len(s2) - 1 do
			--Loop through string2
			letter1 = s1:utf8sub(i, i)
			letter2 = s2:utf8sub(j, j)
			if not (letter1 == letter2) then
				--if letters in i and j don't match, do nothing
				num[i][j] = 0
			else
				--If letters in i and j match
				if i == 0 or j == 0 then
					--We are in first row/column so just set this value to 1
					num[i][j] = 1
				else
					--We are not in the first row or column. Increment by 1
					num[i][j] = 1 + num[i - 1][j - 1]
				end
				if num[i][j] > len then
					--Set match to current match as bigger than previous match
					len = num[i][j]
					ans = num[i][j]
					lastPosition = i
				end
			end
		end
	end
	if lastPosition > 1 then
		return s1:utf8sub((lastPosition-len)+1,lastPosition), (lastPosition-len)+1, lastPosition
	else
		return nil
	end
end

function core:roundNumber(number)
	return tonumber(string.format("%.2f", number))
end

function core:hasDebuff(player,spellId)
	local found = false
	for i=1,40 do
		local _, _, _, _, _, _, _, _, _, spellIdFound = UnitDebuff(player, i)
		if spellIdFound == spellId then
			found = true
		end
	end
	return found
end