using System;
using System.Drawing;
using System.Collections.Generic;

// The 'windowHandle' parameter will contain the window handle for the:
//   - Active window when run by hotkey
//   - Window Location target when run by a Window Location rule
//   - TitleBar Button owner when run by a TitleBar Button
//   - Jump List owner when run from a Taskbar Jump List
//   - Currently focused window if none of these match
public static class DisplayFusionFunction
{
	//an enum for easy user selection
	private enum UserOptionsEnum
	{
		UpperLeft,
		LowerLeft,
		UpperMiddle,
		LowerMiddle,
		TopRight,
		TopMiddleRight ,
		BottomMiddleRight,
		BottomRight,
	}
	
	public static void Run(IntPtr windowHandle)
	{
		//add the options to a dictionary with the key being the description of the option
		Dictionary<string, UserOptionsEnum> options = new Dictionary<string, UserOptionsEnum>();
		options.Add("Upper Left (25% x 50%)", UserOptionsEnum.UpperLeft);
		options.Add("Lower Left (25% x 50%)", UserOptionsEnum.LowerLeft);
		options.Add("Upper Middle (50% x 50%)", UserOptionsEnum.UpperMiddle);
		options.Add("Lower Middle (50% x 50%)", UserOptionsEnum.LowerMiddle);
		options.Add("Top Right (25% x 25%)", UserOptionsEnum.TopRight);
		options.Add("Top-Middle Right (25% x 25%)", UserOptionsEnum.TopMiddleRight);
		options.Add("Bottom-Middle Right (25% x 25%)", UserOptionsEnum.BottomMiddleRight);
		options.Add("Bottom Right (25% x 25%)", UserOptionsEnum.BottomRight);
				
		//get the bounds of the monitor that the window is in
		Rectangle monitorBounds = BFS.Monitor.GetMonitorWorkAreaByWindow(windowHandle);
		
		//convert the dictionary keys into a string array and display a drop down to the user
		string selection = BFS.Dialog.GetUserInputList("Select a Window Position", new List<string>(options.Keys).ToArray());
		
		//if the string is empty, exit the script
		if(string.IsNullOrEmpty(selection))
			return;
						
		//move the window depending on the user's selection
		switch(options[selection])
		{
			case UserOptionsEnum.UpperLeft:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X, monitorBounds.Y, monitorBounds.Width / 4, monitorBounds.Height / 2);
				break;
			case UserOptionsEnum.LowerLeft:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X, monitorBounds.Y + monitorBounds.Height / 2, monitorBounds.Width / 4, monitorBounds.Height / 2);
				break;
			case UserOptionsEnum.UpperMiddle:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X + monitorBounds.Width / 4, monitorBounds.Y, monitorBounds.Width / 2, monitorBounds.Height / 2);
				break;
			case UserOptionsEnum.LowerMiddle:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X + monitorBounds.Width / 4, monitorBounds.Y + monitorBounds.Height / 2, monitorBounds.Width / 2, monitorBounds.Height / 2);
				break;
			case UserOptionsEnum.TopRight:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X + monitorBounds.Width - monitorBounds.Width / 4, monitorBounds.Y, monitorBounds.Width / 4, monitorBounds.Height / 4);
				break;
			case UserOptionsEnum.TopMiddleRight:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X + monitorBounds.Width - monitorBounds.Width / 4, (int)(monitorBounds.Y + monitorBounds.Height * 0.25m), monitorBounds.Width / 4, monitorBounds.Height / 4);
				break;
			case UserOptionsEnum.BottomMiddleRight:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X + monitorBounds.Width - monitorBounds.Width / 4, (int)(monitorBounds.Y + monitorBounds.Height * 0.50m), monitorBounds.Width / 4, monitorBounds.Height / 4);
				break;
			case UserOptionsEnum.BottomRight:
				BFS.Window.SetSizeAndLocation(windowHandle, monitorBounds.X + monitorBounds.Width - monitorBounds.Width / 4, (int)(monitorBounds.Y + monitorBounds.Height * 0.75m), monitorBounds.Width / 4, monitorBounds.Height / 4);
				break;
		}
	}
}