import http.server
import webbrowser
import threading
import os
import json

PORT = 8080
DIR = os.path.dirname(os.path.abspath(__file__))
os.chdir(DIR)

class Handler(http.server.SimpleHTTPRequestHandler):
    def do_POST(self):
        if self.path == '/save-state':
            length = int(self.headers.get('Content-Length', 0))
            body = self.rfile.read(length)
            try:
                data = json.loads(body)
                with open(os.path.join(DIR, 'combat-state.json'), 'w', encoding='utf-8') as f:
                    json.dump(data, f, indent=2)
                self.send_response(200)
                self.send_header('Content-Type', 'application/json')
                self.end_headers()
                self.wfile.write(b'{"ok":true}')
            except Exception as e:
                self.send_response(500)
                self.send_header('Content-Type', 'application/json')
                self.end_headers()
                self.wfile.write(json.dumps({'ok': False, 'error': str(e)}).encode())
        else:
            self.send_response(404)
            self.end_headers()

    def log_message(self, format, *args):
        pass

def open_browser():
    webbrowser.open(f"http://localhost:{PORT}/combat-tracker.html")

httpd = http.server.HTTPServer(("", PORT), Handler)
threading.Timer(0.5, open_browser).start()
print(f"Serving on http://localhost:{PORT}/combat-tracker.html")
print("Press Ctrl+C to stop.")

try:
    httpd.serve_forever()
except KeyboardInterrupt:
    print("\nStopped.")