make perkeo on title screen optional and configurable

main.lua

@@ -6,29 +6,107 @@ function Card:resize(mod, force_save)
     self:set_sprites(self.config.center, self.base.id and self.config.card)
 end
 
-local mainmenuref2 = Game.main_menu
-Game.main_menu = function(change_context)
-
-    local ret = mainmenuref2(change_context)
-
-        --Replace j_unik_unik with 'j_perkeo' or any other card
-    local newcard = SMODS.create_card({key='j_perkeo', edition='e_negative',area = G.title_top})
-	G.title_top.T.w = G.title_top.T.w * 1.7675
-	G.title_top.T.x = G.title_top.T.x - 0.8
-    G.title_top:emplace(newcard)
-    newcard:start_materialize()
-    newcard:resize(1.1 * 1.2)
-    newcard.no_ui = true
-    return ret
+-- Get the mod's config
+local perkolator_config = SMODS.current_mod.config
+-- Create config if it doesn't exist
+if not perkolator_config then
+    perkolator_config = {
+        title = true
+    }
+    SMODS.current_mod.config = perkolator_config
+    -- Set default value if config exists but title setting doesn't
+elseif perkolator_config.title == nil then
+    perkolator_config.title = true
+end
+-- Store initial config state for comparison
+local perkolator_enabled = copy_table(perkolator_config)
+
+-- Add restart function to determine if restart is needed
+function G.FUNCS.perkolator_restart()
+    local config_changed = false
+    for k, v in pairs(perkolator_enabled) do
+        if v ~= perkolator_config[k] then
+            config_changed = true
+            break
+        end
+    end
+
+    if config_changed then
+        SMODS.full_restart = 1
+    else
+        SMODS.full_restart = 0
+    end
+end
+
+-- Add a configuration menu for the Perkolating mod
+SMODS.current_mod.config_tab = function()
+    local perkolator_nodes = {{
+        n = G.UIT.R,
+        config = {
+            align = "cm"
+        },
+        nodes = {{
+            n = G.UIT.O,
+            config = {
+                object = DynaText({
+                    string = "Options:",
+                    colours = {G.C.WHITE},
+                    shadow = true,
+                    scale = 0.4
+                })
+            }
+        }}
+    }, create_toggle({
+        label = "Perkeo Card on Title Screen (Requires Restart)",
+        ref_table = perkolator_config,
+        ref_value = "title",
+        callback = G.FUNCS.perkolator_restart
+    })}
+
+    return {
+        n = G.UIT.ROOT,
+        config = {
+            emboss = 0.05,
+            minh = 6,
+            r = 0.1,
+            minw = 10,
+            align = "cm",
+            padding = 0.2,
+            colour = G.C.BLACK
+        },
+        nodes = perkolator_nodes
+    }
+end
+
+-- Modify the main menu only if the title screen change is enabled
+if perkolator_config["title"] then
+    local mainmenuref2 = Game.main_menu
+    Game.main_menu = function(change_context)
+        local ret = mainmenuref2(change_context)
+
+        -- Replace j_unik_unik with 'j_perkeo' or any other card
+        local newcard = SMODS.create_card({
+            key = 'j_perkeo',
+            edition = 'e_negative',
+            area = G.title_top
+        })
+        G.title_top.T.w = G.title_top.T.w * 1.7675
+        G.title_top.T.x = G.title_top.T.x - 0.8
+        G.title_top:emplace(newcard)
+        newcard:start_materialize()
+        newcard:resize(1.1 * 1.2)
+        newcard.no_ui = true
+        return ret
+    end
 end
 
 SMODS.current_mod.optional_features = function()
     return {
-      retrigger_joker = true
+        retrigger_joker = true
     }
-  end
-  
-  --loads mod componets
+end
+
+-- loads mod componets
 
 assert(SMODS.load_file('jokers.lua'))()
 assert(SMODS.load_file('rarity.lua'))()