sampleplayer/app.py

from os import listdir
from os.path import join

from flask import Flask, render_template
from markupsafe import escape
from subprocess import check_output


app = Flask(__name__)

samplefiles = listdir("samples")
samples = []
for f in samplefiles:
    if ".wav" in f:
        samples.append(f.replace(".wav", ""))


output = check_output(['amixer', 'sset', 'Master', 'unmute'])  

@app.route("/")
def hello():
    return render_template("index.html", samples=samples)


@app.route("/play/<sample>")
def door(sample):
    if sample in samples:
        play_output = check_output(['aplay', '-D', 'hw:0,0', join("samples", f"{sample}.wav")])
        return f"<h1>{escape(sample)}!</h1>"
    else:
        return "no such sample"