MPCHotkey.au3

#NoTrayIcon
#Region ;**** Directives created by AutoIt3Wrapper_GUI ****
#AutoIt3Wrapper_Icon=spotify.ico
#AutoIt3Wrapper_Outfile=MPCHotkey.exe
#AutoIt3Wrapper_Res_requestedExecutionLevel=asInvoker
#EndRegion ;**** Directives created by AutoIt3Wrapper_GUI ****
Const $MPC_EXE = "mpc-hc.exe"
Const $DEFAULT_HOTKEYS[5][2] = [ _
	[4, 0], _
	["PlayPause", "!e"], _
	["Stop", "!w"], _
	["NextTrack", "!d"], _
	["PreviousTrack", "!s"] _
]

Local $processes = ProcessList("MPCHotkey.exe")
If @error or $processes[0][0] == 2 Then
	Exit
EndIf

Local $hotkeys = IniReadSection ("spotify.ini", "hotkeys")
If @error Then
	$hotkeys = $DEFAULT_HOTKEYS
EndIf

If Not ProcessExists($MPC_EXE) Then
	Local $mpc = RegRead("HKEY_CURRENT_USER\Software\MPC-HC\MPC-HC", "ExePath")
	If $mpc == "" Then
		MsgBox(48, "Error", "Spotify is not installed")
		Exit
	EndIf
	If ShellExecute($mpc) == 1 Then
		MsgBox(48, "Error", "Could not start spotify (" & $mpc & ")")
		Exit
	EndIf
	Sleep(250)
	Local $tries = 3
	While Not ProcessExists($MPC_EXE)
		$tries -= 1
		If $tries == 0 Then
			MsgBox(48, "Error", "Could not start spotify (" & $mpc & ")")
			Exit
		EndIf
		Sleep(500)
	WEnd
EndIf

For $i = 1 To $hotkeys[0][0] Step 1
	If HotKeySet($hotkeys[$i][1], $hotkeys[$i][0]) == 0 Then
		MsgBox(48, "Error", "Hotkey could not be set")
		Exit
	EndIf
Next

While ProcessExists($MPC_EXE)
	Sleep(1000)
WEnd

Func PlayPause()
	Send("{MEDIA_PLAY_PAUSE}")
EndFunc

Func Stop()
	Send("{MEDIA_STOP}")
EndFunc

Func NextTrack()
	Send("{MEDIA_NEXT}")
EndFunc

Func PreviousTrack()
	Send("{MEDIA_PREV}")
EndFunc