"""
Play sounds on various events.
Requires mpg123 to be installed on the host system:
    sudo apt-get install mpg123
    brew install mpg123
"""

import subprocess
from os.path import expanduser

import prof


def _play_sound(soundfile):
    if soundfile.startswith("~/"):
        soundfilenew = soundfile.replace("~", expanduser("~"), 1)
    else:
        soundfilenew = soundfile
    subprocess.Popen(["mpg123", "-q", soundfilenew])


def _cmd_sounds(arg1=None, arg2=None, arg3=None):
    if not arg1:
        chatsound = prof.settings_string_get("sounds", "chat", None)
        roomsound = prof.settings_string_get("sounds", "room", None)
        privatesound = prof.settings_string_get("sounds", "private", None)

        if chatsound or roomsound or privatesound:
            prof.cons_show("Sounds:")
            if chatsound:
                prof.cons_show("  Chat    : " + chatsound)
            if roomsound:
                prof.cons_show("  Room    : " + roomsound)
            if privatesound:
                prof.cons_show("  Private : " + privatesound)
        else:
            prof.cons_show("No sounds set.")
        
        return

    if arg1 == "set":
        if arg2 == "chat":
            prof.settings_string_set("sounds", "chat", arg3)
            prof.cons_show("Set chat sound: " + arg3)
        elif arg2 == "room":
            prof.settings_string_set("sounds", "room", arg3)
            prof.cons_show("Set room sound: " + arg3)
        elif arg2 == "private":
            prof.settings_string_set("sounds", "private", arg3)
            prof.cons_show("Set private sound: " + arg3)
        else:
            prof.cons_bad_cmd_usage("/sounds")

        return

    if arg1 == "clear":
        if arg2 == "chat":
            prof.settings_string_set("sounds", "chat", "")
            prof.cons_show("Removed chat sound.")
        elif arg2 == "room":
            prof.settings_string_set("sounds", "room", "")
            prof.cons_show("Removed room sound.")
        elif arg2 == "private":
            prof.settings_string_set("sounds", "private", "")
            prof.cons_show("Removed private sound.")
        else:
            prof.cons_bad_cmd_usage("/sounds")

        return

    prof.cons_bad_cmd_usage("/sounds")


def prof_init(version, status, account_name, fulljid):
    synopsis = [ 
        "/sounds",
        "/sounds set chat <file>",
        "/sounds set room <file>",
        "/sounds set private <file>",
        "/sounds clear chat",
        "/sounds clear room",
        "/sounds clear private"
    ]
    description = "Play mp3 sounds on various Profanity events. Calling with no args shows current sound files."
    args = [
        [ "set chat <file>", "Path to mp3 file to play on chat messages." ],
        [ "set room <file>", "Path to mp3 file to play on room messages." ],
        [ "set private <file>", "Path to mp3 file to play on private room messages." ],
        [ "clear chat", "Remove the sound for chat messages." ],
        [ "clear room", "Remove the sound for room messages." ],
        [ "clear private", "Remove the sound for private messages." ]
    ]
    examples = [
        "/sounds set chat ~/sounds/woof.mp3",
        "/sounds set room ~/sounds/meow.mp3",
        "/sounds set private ~/sounds/shhh.mp3",
        "/sounds remove private"
    ]

    prof.register_command("/sounds", 0, 3, synopsis, description, args, examples, _cmd_sounds)

    prof.completer_add("/sounds", [ "set", "clear" ])
    prof.completer_add("/sounds set", [ "chat", "room", "private" ])
    prof.completer_add("/sounds clear", [ "chat", "room", "private" ])


def prof_post_chat_message_display(barejid, resource, message):
    soundfile = prof.settings_string_get("sounds", "chat", None)
    if soundfile:
        _play_sound(soundfile)


def prof_post_room_message_display(barejid, nick, message):
    soundfile = prof.settings_string_get("sounds", "room", None)
    if soundfile:
        _play_sound(soundfile)


def prof_post_priv_message_display(barejid, nick, message):
    soundfile = prof.settings_string_get("sounds", "private", None)
    if soundfile:
        _play_sound(soundfile)