using System;
using System.Drawing;

// 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 ID of the monitor that the mouse cursor is on
        uint currentMonitor = GetCurrentMonitorByMouseCursor();
	
		// Save the current monitor's mouse position to the registry
		BFS.ScriptSettings.WriteValueInt("Monitor_" + currentMonitor.ToString() + "_X", BFS.Input.GetMousePositionX());
		BFS.ScriptSettings.WriteValueInt("Monitor_" + currentMonitor.ToString() + "_Y", BFS.Input.GetMousePositionY());
		
		// Move the mouse cursor to the saved position on the next monitor, if it exists
		BFS.DisplayFusion.RunFunction("Move Mouse Cursor to Next Monitor");
		
        currentMonitor = GetCurrentMonitorByMouseCursor();
        int currentMonitorSavedMouseX = BFS.ScriptSettings.ReadValueInt("Monitor_" + currentMonitor.ToString() + "_X");
        int currentMonitorSavedMouseY = BFS.ScriptSettings.ReadValueInt("Monitor_" + currentMonitor.ToString() + "_Y");
        
        if (currentMonitorSavedMouseX != 0 && currentMonitorSavedMouseY != 0)
            BFS.Input.SetMousePosition(currentMonitorSavedMouseX, currentMonitorSavedMouseY);
	}
	
	public static uint GetCurrentMonitorByMouseCursor()
	{
		// Figure out which monitor the mouse cursor is on
		uint monitorID = BFS.Monitor.GetMonitorIDByRect(BFS.Monitor.GetMonitorBoundsByMouseCursor());
		
		// Return the monitor ID
		return monitorID;
	}
}