PresentationTimer/server.py at master · Flousen/PresentationTimer · GitHub

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import argparse
from flask import Flask, jsonify, render_template_string, request, abort, redirect, url_for

app = Flask(__name__)

# Shared state
timer_state = {
    "last_command": None
}

# Simple HTML Template with CSS for nice buttons
HTML_PAGE = """
<!DOCTYPE html>
<html>
<head>
    <title>Timer Remote</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style>
        body { font-family: sans-serif; display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; margin: 0; background: #111; color: white; }
        h1 { margin-bottom: 30px; }
        .btn { width: 200px; padding: 20px; margin: 10px; font-size: 1.2rem; font-weight: bold; border: none; border-radius: 8px; cursor: pointer; transition: opacity 0.2s; }
        .btn-toggle { background-color: #00883A; color: white; }
        .btn-reset { background-color: #444; color: white; }
        .btn:active { opacity: 0.7; }
    </style>
</head>
<body>
    <h1>Timer Remote</h1>
    <form action="/toggle" method="POST">
        <input type="hidden" name="token" value="{{ token }}">
        <button type="submit" class="btn btn-toggle">START / PAUSE</button>
    </form>
    <form action="/reset" method="POST">
        <input type="hidden" name="token" value="{{ token }}">
        <button type="submit" class="btn btn-reset">RESET</button>
    </form>
</body>
</html>
"""

AUTH_TOKEN = None

def require_token():
    if not AUTH_TOKEN:
        abort(500, description="Server requires --auth-token")
    token = (
        request.headers.get("X-Auth-Token")
        or request.args.get("token")
        or request.form.get("token")
    )
    if token != AUTH_TOKEN:
        abort(403)

@app.route('/')
def index():
    require_token()
    return render_template_string(HTML_PAGE, token=AUTH_TOKEN or "")

@app.route('/status', methods=['GET'])
def get_status():
    require_token()
    response = jsonify(timer_state.copy())
    timer_state["last_command"] = None
    return response

@app.route('/toggle', methods=['GET', 'POST'])
def trigger_toggle():
    require_token()
    timer_state["last_command"] = "toggle"
    token = request.args.get("token") or request.form.get("token") or ""
    return redirect(url_for("index", token=token))

@app.route('/reset', methods=['GET', 'POST'])
def trigger_reset():
    require_token()
    timer_state["last_command"] = "reset"
    token = request.args.get("token") or request.form.get("token") or ""
    return redirect(url_for("index", token=token))

if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument("--auth-token", default=None)
    parser.add_argument("--host", default="0.0.0.0")
    parser.add_argument("--port", type=int, default=5000)
    parser.add_argument("--cert", default=None, help="Path to TLS certificate (PEM)")
    parser.add_argument("--key", default=None, help="Path to TLS private key (PEM)")
    args = parser.parse_args()

    AUTH_TOKEN = args.auth_token
    ssl_context = None
    if args.cert or args.key:
        if not (args.cert and args.key):
            parser.error("--cert and --key must be provided together")
        ssl_context = (args.cert, args.key)
    app.run(host=args.host, port=args.port, ssl_context=ssl_context)