import java.util.Scanner;

public class Tester 
{
	public static void main(String args[])
	{	
		ListArrayBased aList = new ListArrayBased();
		int choice = 0;
		String title, artist, category;
		int rating, index = 1;
		Scanner in = new Scanner(System.in);
		
		try
		{
			//Loops until there is no room for input.
			while (choice !=7) 
			{				
				//Creates the menu.
				System.out.println(" \n"
								 + "1. Add CD\n"
								 + "2. Remove CD \n"
								 + "3. Switch order \n"
								 + "4. Find CD \n"
								 + "5. Display list \n"
								 + "6. Empty list \n"
								 + "7. Exit \n");
				System.out.println("Selection: ");
				//Checks for next available integer input.
				choice = in.nextInt();

				if(choice == 1) // Add CD
				{
					try
			        {
						Scanner inAdd = new Scanner(System.in);
						
						System.out.print("Enter album title:");
						title = inAdd.nextLine();
						aList.add(index, title);
			        
						System.out.print("Enter artist name:");
						artist = inAdd.nextLine();
						aList.add(index, artist);
			        
						System.out.print("Enter genre:");
						category = inAdd.nextLine();
						aList.add(index, category);
			        
						System.out.print("Enter rating:");
						rating = inAdd.nextInt();
						aList.add(index, rating);

						//FileWriter out = new FileWriter("cd.txt");
						
						//PrintWriter out = new PrintWriter(new FileWriter("cd.txt"));
						//out.print(title + " " + artist + " " + category + " " + rating);

						inAdd.close();
			        }
					
					finally
					{
						
					}
			        
			        System.out.println("Album entered into collection. \n");
				}
				
				else if(choice == 2) // Remove CD
				{
					Scanner inRemove = new Scanner(System.in);
					System.out.println("Enter the number of the CD you would like removed");
					index = inRemove.nextInt();
					aList.remove(index);
					System.out.println("Album #" + index + " has been removed from the collection. \n");
				}
				
				else if(choice == 3) // Switch order
				{
					Scanner inSwitch = new Scanner(System.in);
					System.out.println("Enter the number of the first CD you would like to switch");
					int index1 = inSwitch.nextInt();
					System.out.println("Enter the number of the second CD you would like to switch");
					int index2 = inSwitch.nextInt();
					aList.switchPos(index1, index2);
					System.out.println("Albums " + index1 + " and " + index2 + " have been switched. \n");
				}
				
				else if(choice == 4) // Find CD
				{
					Scanner inFind = new Scanner(System.in);
					System.out.println("Enter the name of the album you would like to find");
					String album = inFind.next();
					//
				}
				
				else if(choice == 5) // Display list
				{
					aList.display();
				}
			
		
				else if(choice == 6) // Empty list
				{
					Scanner inEmpty = new Scanner(System.in);
					System.out.println("Are you sure you would like to empty the whole collection? (Y/N)");
					String yorn = inEmpty.next();
					
					if (yorn.equalsIgnoreCase("y"))
					{
						aList.removeAll();
						System.out.println("The entire collection has been emptied. \n");
					}
					else if (yorn.equalsIgnoreCase("n"))
					{
						
					}
					else
					{
						System.out.println("Invalid answer.");
					}
				}
				
				else if(choice == 7) // Exit
				{
					System.out.println("Goodbye.");
				}
				
				else 
				{
					System.out.println("Input error. Please try again.");
				}
			}
		}
		catch (ArrayIndexOutOfBoundsException exception)
		{
			System.out.println("Too many values entered. Array out of bounds.");
		}
		
		/*catch(FileNotFoundException e)
		{
			System.out.println("Error! File Not Found!");
			//System.out.print("in: ");
			e.printStackTrace();
		}*/
	}
}