import sys
import argparse
import os
import time
import utils
import utils_audio
import typing


if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument("--input",          help=".wav file to play")
    parser.add_argument("--device",         help="audio device index or name to use")
    parser.add_argument("--show-devices",   help="list available output audio devices", action="store_true")
    parser.add_argument("--silence-prefix", help="silence prefix length in seconds")
    parser.add_argument("--silence-suffix", help="silence suffix length in seconds")
    args = parser.parse_args()

    if args.show_devices:
        utils_audio.show_output_devices()

    if args.input is not None:
        # Check if file exists
        if not os.path.exists(args.input):
            print(f'File {args.input} does not exists, exiting.')
            sys.exit(1)

        # Look for device index
        devices = utils_audio.get_output_devices()
        device_index = 0
        if args.device is not None:
            silence_prefix = int(args.silence_prefix) if args.silence_prefix else 0
            silence_suffix = int(args.silence_suffix) if args.silence_suffix else 0
            utils_audio.play(args.device, args.input, silence_prefix, silence_suffix)

    sys.exit(0)