param (
    [Parameter(Mandatory=$true)]
    [ValidateSet("move", "click", "rightclick", "doubleclick")]
    [string]$Action,

    [int]$X = 0,
    [int]$Y = 0
)

Add-Type -AssemblyName System.Windows.Forms

switch ($Action) {
    "move" {
        [System.Windows.Forms.Cursor]::Position = New-Object System.Drawing.Point($X, $Y)
    }
    "click" {
        $source = @"
using System;
using System.Runtime.InteropServices;
public class Mouse {
    [DllImport("user32.dll")]
    public static extern void mouse_event(int dwFlags, int dx, int dy, int dwData, int dwExtraInfo);
}
"@
        Add-Type -TypeDefinition $source -ErrorAction SilentlyContinue
        [Mouse]::mouse_event(0x02, 0, 0, 0, 0) # Left Down
        Start-Sleep -Milliseconds 50
        [Mouse]::mouse_event(0x04, 0, 0, 0, 0) # Left Up
    }
    "rightclick" {
        $source = @"
using System;
using System.Runtime.InteropServices;
public class MouseRight {
    [DllImport("user32.dll")]
    public static extern void mouse_event(int dwFlags, int dx, int dy, int dwData, int dwExtraInfo);
}
"@
        Add-Type -TypeDefinition $source -ErrorAction SilentlyContinue
        [MouseRight]::mouse_event(0x08, 0, 0, 0, 0) # Right Down
        Start-Sleep -Milliseconds 50
        [MouseRight]::mouse_event(0x10, 0, 0, 0, 0) # Right Up
    }
    "doubleclick" {
        $source = @"
using System;
using System.Runtime.InteropServices;
public class MouseDouble {
    [DllImport("user32.dll")]
    public static extern void mouse_event(int dwFlags, int dx, int dy, int dwData, int dwExtraInfo);
}
"@
        Add-Type -TypeDefinition $source -ErrorAction SilentlyContinue
        [MouseDouble]::mouse_event(0x02, 0, 0, 0, 0)
        [MouseDouble]::mouse_event(0x04, 0, 0, 0, 0)
        Start-Sleep -Milliseconds 50
        [MouseDouble]::mouse_event(0x02, 0, 0, 0, 0)
        [MouseDouble]::mouse_event(0x04, 0, 0, 0, 0)
    }
}