#!/usr/bin/env python3

import os
import subprocess

from flask import Flask, render_template, request, redirect, url_for

import config

app = Flask(__name__)
app.jinja_env.trim_blocks = True
app.jinja_env.lstrip_blocks = True

processlist = []

@app.route("/")
@app.route("/play/<sound>")
@app.route("/say/", methods=["POST"])
@app.route("/say/<text>")
def index(sound=None, text=None, video=None):
    sounds = sorted(os.listdir(config.path))

    if sound is not None and sound in sounds:
        subprocess.Popen(["omxplayer", os.path.join(config.path, sound)], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)

    if text is None:
    	text = request.form.get("text")

    if text is not None:
        voice = request.form.get("voice", default="")
        voice = voice if voice.strip() != "" else "DE"
        speed = request.form.get("speed", default="")
        speed = speed if speed.strip() != "" else "160"
        pitch = request.form.get("pitch", default="")
        pitch = pitch if pitch.strip() != "" else "50"

        subprocess.Popen(["espeak", "-v", voice, "-s", speed, "-p", pitch, text], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
        return redirect("/")

    video = request.args.get("video")

    if video is not None:
        url = subprocess.check_output(["youtube-dl", "-g", "-f", "mp4", video]).decode()
        subprocess.Popen(["omxplayer", url.split("\n")[1]])
        subprocess.Popen(["omxplayer", "-b", url.split("\n")[0]])

    killvideo = request.args.get("killvideo")

    if killvideo is not None and killvideo in ["1", "true", "yes"]:
        subprocess.Popen(["pkill", "-f", "omxplayer"])

    return render_template("index.html", sounds=sounds)