"""
HAD Digital - Improved MVP Launcher
Serves the improved HTML interface
"""
import http.server
import socketserver
import json
import os
import sys
import webbrowser
import threading
from pathlib import Path

PORT = 8080
HOST = "127.0.0.1"

def get_base_dir():
    """Get the base directory for resources"""
    if getattr(sys, 'frozen', False):
        # When frozen, look in _internal folder
        return Path(sys.executable).parent / "_internal"
    return Path(__file__).parent

BASE_DIR = get_base_dir()
STATIC_DIR = BASE_DIR / "static"

class HADHandler(http.server.SimpleHTTPRequestHandler):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, directory=str(STATIC_DIR), **kwargs)
    
    def do_GET(self):
        if self.path == '/' or self.path == '/index.html':
            self.path = '/HAD_Digital_Improved.html'
        return super().do_GET()
    
    def end_headers(self):
        self.send_header('Access-Control-Allow-Origin', '*')
        self.send_header('Cache-Control', 'no-cache')
        super().end_headers()
    
    def log_message(self, format, *args):
        pass

def main():
    # Ensure static directory exists
    STATIC_DIR.mkdir(exist_ok=True)
    
    # Check if HTML file exists
    html_file = STATIC_DIR / "HAD_Digital_Improved.html"
    if not html_file.exists():
        print(f"ERROR: {html_file} not found!")
        print(f"Static directory: {STATIC_DIR}")
        print(f"Contents: {list(STATIC_DIR.glob('*'))}")
        input("Press Enter to exit...")
        return
    
    print(f"""
  ============================================
    HAD Digital - Improved MVP
    Home Hospitalization Platform v2.0
  ============================================

  Server: http://{HOST}:{PORT}

  Demo Accounts:
    - Patient: patient.durand / demo123
    - Nurse:   inf.moret / demo123
    - Doctor:  dr.martin / demo123
    - Admin:   admin / admin123

  Features:
    - Role-based interfaces (Patient/Nurse/Doctor)
    - Medication tracking
    - Symptom reporting (CTCAE-based)
    - Daily vital signs
    - Alert management
    - Care team messaging

  Press Ctrl+C to stop
  ============================================
""")
    
    # Open browser after short delay
    def open_browser():
        import time
        time.sleep(1.5)
        webbrowser.open(f"http://{HOST}:{PORT}")
    
    threading.Thread(target=open_browser, daemon=True).start()
    
    # Start server
    with socketserver.TCPServer((HOST, PORT), HADHandler) as httpd:
        try:
            httpd.serve_forever()
        except KeyboardInterrupt:
            print("\nShutting down...")
            httpd.shutdown()

if __name__ == '__main__':
    main()