from os import path, listdir
from menu import Menu, MenuItem, MenuType
from cinput import ControlInput
from graphics import Graphics
from .player import MusicPlayer

SUPPORTED_FORMATS = (
    ".mp3", ".ogg", ".m4a", ".wav", ".flac", ".ape",
    ".aiff", ".aif", ".wma", ".mid", ".midi")

def execute(cinput: ControlInput, graphics: Graphics, directory: str):
    is_resume = directory != "music"
    current_dir = path.join("/home/rudism", directory)
    top_menu = create_directory_menu(current_dir, "music", is_resume)
    menu = Menu(top_menu.data["sub_menu"], cinput, graphics)
    MusicPlayer(cinput, graphics, menu).run()

def create_directory_menu(directory: str, dirname: str, is_resume: bool):
    dir_menu = list()
    track_menu = list()
    for fname in sorted(listdir(directory), key=str.casefold):
        new_path = path.join(directory, fname)
        if path.isdir(new_path):
            dir_menu.append(create_directory_menu(new_path, fname, is_resume))
        elif fname.lower().endswith(tuple(SUPPORTED_FORMATS)):
            track_menu.append(MenuItem(fname, MenuType.CMD, {
                "dir": directory,
                "mode": "single",
                "track": fname}))
    if len(dir_menu) > 0:
        return MenuItem(dirname, MenuType.SUB_MENU, {"sub_menu": dir_menu})
    else:
        if is_resume:
            return MenuItem(dirname.lstrip("_"), MenuType.CMD, {
                "dir": directory,
                "mode": "resume"})
        else:
            return MenuItem(dirname.lstrip("_"), MenuType.SUB_MENU, {
                "sub_menu": [
                    MenuItem("Play", MenuType.CMD, {
                        "dir": directory,
                        "mode": "album"}),
                    MenuItem("Randomize", MenuType.CMD, {
                        "dir": directory,
                        "mode": "random"}),
                    MenuItem("View Tracks", MenuType.SUB_MENU, {
                        "sub_menu": track_menu})
                ]})