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
//   - Trigger target when run by a Trigger 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
{
	public static void Run(IntPtr windowHandle)
	{
        //get the monitor that the mouse is on
        uint monitorId = BFS.Monitor.GetMonitorIDByXY(BFS.Input.GetMousePositionX(), BFS.Input.GetMousePositionY());
	
        //this list will hold all of the chrome windows that we find
		List<IntPtr> chromeWindows = new List<IntPtr>();
		
		//loop through all windows
		foreach(IntPtr window in BFS.Window.GetAllWindowHandles())
		{
            //if the window isn't on the monitor we want, ignore it
            if(BFS.Monitor.GetMonitorIDByWindow(window) != monitorId)
                continue;

            //if the window isn't owned by chrome, ignore it
            if(BFS.Application.GetMainFileByWindow(window).IndexOf("chrome.exe", StringComparison.OrdinalIgnoreCase) == -1)
                continue;

            //if the window doesn't have a title, ignore it
            if(string.IsNullOrEmpty(BFS.Window.GetText(window)))
                continue;

            //add the window to our list
            chromeWindows.Add(window);
		}
	
        //if we only found one window, maximize and exit the script
        if(chromeWindows.Count == 1)
        {
            BFS.Window.Maximize(chromeWindows[0]);
            return;
        }
	
        //loop through all of the windows we found, restore them, and size them accordingly
        for(int i = 0; i < chromeWindows.Count; i++)
        {
            BFS.Window.Restore(chromeWindows[i]);
            Rectangle workArea = BFS.Monitor.GetMonitorWorkAreaByID(monitorId);
            BFS.Window.SetSizeAndLocation(chromeWindows[i], workArea.Width / chromeWindows.Count * i, workArea.Y, workArea.Width / chromeWindows.Count, workArea.Height);
        }
	}
}