AssignmentEight

import java.util.Scanner;
import java.io.File;
import java.io.FileNotFoundException;

import javax.swing.JOptionPane;

public class AssignmentEight
{
	public static void main(String[] args) throws FileNotFoundException
	{
		int[][] temps = readTemps(args[0]);
		int month = getMonth();
		int day = getDay();
		
		displayAllTemps(temps);
		display("Temperature for " + getMonthName(month) + "," + day, getTemp(temps, month, day));
		display("Absolute maximum", getAbsoluteMax(temps));
		display("Absolute Minimum", getAbsoluteMin(temps));
		display("Minimum for " + getMonthName(month), getMinForMonth(temps, month));
		display("Minimum for day " + day, getMinForDay(temps, day));
		display("Average", getAverage(temps));
		display("Average for " + getMonthName(month), getAverageForMonth(temps, month));
		display("Average for day " + day, getAverageForDay(temps, day));
		
	}
	
	public static double getAverageForDay(int[][]temps, int day)
	{
		double sum = 0, Average;
		int count = 0;
		for (int i = 0; i < temps[0].length; i++)
		{
			sum = sum + temps[i][day-1];
			count++;
		}
		Average = sum/count;
		return Average	;
	}
	
	public static double getAverageForMonth(int[][] temps, int month)
	{
		double sum = 0, Average;
		
		for (int i = 0; i < temps[0].length; i++)
		{
			sum = sum + temps[month-1][i];
		}
		Average = sum/temps[0].length;
		return Average;
	}
	
	public static double getAverage(int[][] temps)
	{
		double sum = 0, Average;
		int counter = 0;
		for (int i = 0; i < temps.length; i++)
		{
			for (int j = 0; j < temps[0].length; j++)
			{
				sum = sum + temps[i][j];
				counter++;
			}
		}
		Average = sum/counter;
		return Average;
	}
	
	public static int getMinForDay(int [][]temps, int day)
	{
		int Minimum = temps[0][day-1];
		for (int i = 0; i < temps.length; i++)
		{
			int NewMin = temps[i][day-1];
			if ( NewMin < Minimum)
			{
				Minimum = NewMin;
			}
		}
		return Minimum;
	}
	
	public static int getMinForMonth(int [][] temps, int month)
	{
		int Minimum = temps[month-1][0];
		for (int i = 0; i < temps[0].length; i++)
		{
			int NewMin = temps[month-1][i];
			if (NewMin < Minimum)
			{
				Minimum = NewMin;
			}
		}
		return Minimum;
	}
	
	public static int getAbsoluteMin(int[][] temps)
	{
		int Min = temps[0][0]; 
		// Sets Min to the First Value of the 2-D array
		
		for (int i = 0; i<temps.length; i++)
		{
			for (int j = 0; j < temps[0].length; j++)
			{
				// Sets NewMin to the arrays starting from [0][0] and checks every Array
				int NewMin = temps[i][j];
				if ( Min > NewMin)
				{
					Min = NewMin;
				}
			}
		}
		return Min;
	}
	
	public static int getAbsoluteMax(int[][] temps)
	{
		int Max = temps[0][0];
		// Sets Max to the First Value of 2-D array
		for (int i = 0; i<temps.length; i++)
		{
			for (int j = 0; j < temps[0].length; j++)
			{
				// Sets NewMax to the arrays starting from [0][0] and checks every array
				int NewMax = temps[i][j];
				if ( NewMax > Max)
				{
					Max = NewMax;
				}
			}
		}
		return Max;
	}
	
	private static void display(String temp, double d) 
	{
		System.out.print("\n" + temp + " is " +d);
	}

	private static String getMonthName(int month) {
		// Display month name inputed by getMonth
		String[] mon = 
		{"Jan",
		 "Feb",
		 "Mar",
		 "Apr",
		 "May",
		 "Jun",
		 "Jul",
		 "Aug",
		 "Sep",
		 "Oct",
		 "Nov",
		 "Dec"
		};
		
		String s = mon[month-1];
		return s;
	}

	public static int getTemp(int[][] temps, int month, int day) 
	{
		//gets temperature for day of the month
		int temp = temps[month-1][day-1];
		return temp;
	}
	

	
	private static void displayAllTemps(int[][] temps) 
	{
		String[] month = 
		{"Jan",
		 "Feb",
		 "Mar",
		 "Apr",
		 "May",
		 "Jun",
		 "Jul",
		 "Aug",
		 "Sep",
		 "Oct",
		 "Nov",
		 "Dec"
		};
		
		// Displays Temperature According to Month and its Average
		for (int i = 0; i < temps.length; i++)
		{
			System.out.print(month[i] + " ");
			double average = 0;
			for (int j = 0; j < temps[0].length; j++)
			{
				System.out.print(temps[i][j] + " ");
				average = average + temps[i][j];
			}
			average = average/temps[0].length;
			System.out.println("Average is: " + average);
		}
		
		//Displays Average for Days
		System.out.println("\nAverage for days\n");
		int day = 0;
		for (int j = 0; j<temps[0].length; j++)
		{
			double DayAverage = 0;
			for (int i = 0; i < temps.length; i++)
			{
				DayAverage = DayAverage + temps[i][j];
			}
			day++;
			DayAverage = DayAverage/temps.length;
			System.out.print("Day " + day + ": " + DayAverage + " ");
			if (day == 5)
			{
				System.out.println();
			}
		}
		
	}

	public static int[][] readTemps(String x) throws FileNotFoundException
	{
		Scanner sc = new Scanner(new File(x));
		int rows = 0, columns = 0;
		
		//open File Check for rows
		while (sc.hasNextLine())
		{
			sc.nextLine();
			rows ++;
		}
		sc.close();
		
		//Reopen File Check for columns
		sc = new Scanner(new File(x));
		while (sc.hasNextInt())
		{
			sc.nextInt();
			columns++;
		}
		columns = columns/rows;
		sc.close();
		//Reopen File Store input into 2-D array
		int temp [][] = new int[rows][columns];
		
		//System.out.print(temp.length); check length of rows
		//System.out.print(temp[0].length); check length of columns
		
		sc = new Scanner(new File(x));
		for (int i = 0; i < temp.length; i ++)
		{
			for (int j=0; j < temp[0].length; j++)
			{
				temp[i][j] = sc.nextInt();
			}
		}
		sc.close();
		return temp;
	}
	
	private static int getMonth()
	{
		int month = 0;
		
		do
		{
			month = Integer.parseInt(
							JOptionPane.showInputDialog("Enter Month (1-12)"));
		} while(month < 1 || month > 12);
		
		return month;
				
	}

	private static int getDay()
	{
		int day = 0;
		
		do
		{
			day = Integer.parseInt(
							JOptionPane.showInputDialog("Enter Day (1-" + Integer.toString(NUM_DAYS_PER_MONTH) + ")"));
		} while(day < 1 || day > NUM_DAYS_PER_MONTH);
		
		return day;
	}

         private static final int NUM_DAYS_PER_MONTH = 10;

}