Port to ESP32

tools/dev_https_server.py

@@ -0,0 +1,120 @@
+#!/usr/bin/env python3
+"""
+Ad-hoc Flask HTTPS Server for LED Controller Webapp
+Serves the webapp over HTTPS (required for Web Bluetooth API)
+"""
+
+import os
+import sys
+from flask import Flask, send_from_directory, send_file
+from pathlib import Path
+
+# Configuration
+HOST = '0.0.0.0'  # Listen on all interfaces
+PORT = 5000       # HTTPS port
+DEBUG = True
+
+# Get webapp directory (one level up from tools/)
+SCRIPT_DIR = Path(__file__).parent
+WEBAPP_DIR = SCRIPT_DIR.parent / 'webapp'
+
+# Verify webapp directory exists
+if not WEBAPP_DIR.exists():
+    print(f"❌ ERROR: Webapp directory not found at {WEBAPP_DIR}")
+    print(f"   Please run this script from the base repository directory")
+    sys.exit(1)
+
+# Create Flask app
+app = Flask(__name__)
+
+@app.route('/')
+def index():
+    """Serve index.html"""
+    return send_file(WEBAPP_DIR / 'index.html')
+
+@app.route('/app/<path:filename>')
+def serve_app(filename):
+    """Serve files from app/ directory"""
+    return send_from_directory(WEBAPP_DIR / 'app', filename)
+
+@app.route('/css/<path:filename>')
+def serve_css(filename):
+    """Serve files from css/ directory"""
+    return send_from_directory(WEBAPP_DIR / 'css', filename)
+
+@app.route('/data/<path:filename>')
+def serve_data(filename):
+    """Serve files from data/ directory"""
+    return send_from_directory(WEBAPP_DIR / 'data', filename)
+
+@app.route('/favicon.ico')
+def favicon():
+    """Serve favicon"""
+    return send_file(WEBAPP_DIR / 'data' / 'favicon.ico')
+
+def print_banner():
+    """Print startup banner with instructions"""
+    print("=" * 70)
+    print("   🚀 LED Controller HTTPS Development Server")
+    print("=" * 70)
+    print()
+    print("📱 Web Bluetooth requires HTTPS!")
+    print("   This server provides a self-signed certificate for development.")
+    print()
+    print("🌐 Access the webapp at:")
+    print(f"   https://localhost:{PORT}")
+    print(f"   https://127.0.0.1:{PORT}")
+    print(f"   https://<your-ip>:{PORT}")
+    print()
+    print("⚠️  Browser Security Warning:")
+    print("   You'll see a 'Not Secure' warning - this is normal!")
+    print("   Click 'Advanced' → 'Proceed to localhost' (or similar)")
+    print()
+    print("🔧 To stop the server: Press Ctrl+C")
+    print("=" * 70)
+    print()
+
+def get_local_ip():
+    """Get local IP address for convenience"""
+    import socket
+    try:
+        s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+        s.connect(("8.8.8.8", 80))
+        ip = s.getsockname()[0]
+        s.close()
+        return ip
+    except:
+        return "unknown"
+
+if __name__ == '__main__':
+    print_banner()
+    
+    # Print local IP for convenience
+    local_ip = get_local_ip()
+    if local_ip != "unknown":
+        print(f"💡 Your local IP: {local_ip}")
+        print(f"   Access from phone: https://{local_ip}:{PORT}")
+        print()
+    
+    print("🔄 Starting HTTPS server...")
+    print()
+    
+    try:
+        # Run with ad-hoc SSL context (self-signed certificate)
+        # Flask will automatically generate a certificate
+        app.run(
+            host=HOST,
+            port=PORT,
+            debug=DEBUG,
+            ssl_context='adhoc'  # Auto-generate self-signed cert
+        )
+    except OSError as e:
+        if "Address already in use" in str(e):
+            print(f"❌ ERROR: Port {PORT} is already in use!")
+            print(f"   Try a different port or stop the other service.")
+            sys.exit(1)
+        else:
+            raise
+    except KeyboardInterrupt:
+        print("\n\n👋 Server stopped by user")
+        sys.exit(0)