import 'dart:async';
import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import '../monitor/monitor2app.dart';
import 'package:url_launcher/url_launcher.dart';

const String securityURL =
    "https://ididit.bymycode.com/supercodeur/monitor2/isSoftwareActive_1.0.0.txt";

class KillSwitchHomePage extends StatefulWidget {
  const KillSwitchHomePage({super.key});

  @override
  KillSwitchHomePageState createState() => KillSwitchHomePageState();
}

class KillSwitchHomePageState extends State<KillSwitchHomePage> {
  String _message = "Vérification de l'état...";
  bool _isLoading = true;

  @override
  void initState() {
    super.initState();
    _checkStatus();
  }

  Future<void> _checkStatus() async {
    setState(() {
      _isLoading = true;
      _message = "Vérification de l'état...";
    });

    try {
      final response = await http.get(Uri.parse(securityURL));

      if (!mounted) return;

      if (response.statusCode >= 200 && response.statusCode < 300) {
        final data = response.body;
        if (data.contains('active: true')) {
          setState(() {
            _isLoading = false;
            _message = "Application active, c'est parti...";
          });
          if (!mounted) return;
          await Navigator.pushReplacement(
            context,
            MaterialPageRoute(builder: (context) => const Monitor2App()),
          );
        } else {
          _updateMessage("L'application est désormais bloquée.");
        }
      } else if (response.statusCode >= 400 && response.statusCode < 500) {
        _updateMessage("Veuillez mettre à jour l'application.");
      } else {
        _showNetworkError();
      }
    } catch (e) {
      _showNetworkError();
    } finally {
      if (mounted) {
        setState(() {
          _isLoading = false;
        });
      }
    }
  }

  void _showNetworkError() {
    setState(() {
      _message =
          "Une connexion réseau est nécessaire pour accéder à l'application.";
      _isLoading = false;
    });

    Timer(const Duration(seconds: 5), () {
      setState(() {
        _isLoading = true;
        _checkStatus();
      });
    });
  }

  void _updateMessage(String message) {
    setState(() {
      _message = message;
      _isLoading = false;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Initialisation')),
      body: Center(
        child:
            _isLoading
                ? const CircularProgressIndicator()
                : Padding(
                  padding: const EdgeInsets.all(16.0),
                  child: Column(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: <Widget>[
                      const Text(
                        'TourPet',
                        style: TextStyle(
                          fontSize: 30,
                          fontWeight: FontWeight.bold,
                          color: Colors.teal,
                        ),
                      ),
                      Text(_message, textAlign: TextAlign.center),
                      const SizedBox(height: 20),
                      Image.asset(
                        'assets/icon.png',
                        width: MediaQuery.of(context).size.width * 0.25,
                        fit: BoxFit.contain,
                      ),
                      const SizedBox(height: 20),
                      Text(
                        'Copyright (c) 2025 SuperCodeur',
                        style: TextStyle(fontSize: 14, color: Colors.grey[600]),
                      ),
                      const SizedBox(height: 10),
                      GestureDetector(
                        onTap:
                            () =>
                                _launchEmail('cgifl300+supercodeur@gmail.com'),
                        child: const Row(
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: [
                            Text('✉️ ', style: TextStyle(fontSize: 18)),
                            Text(
                              'cgifl300+supercodeur@gmail.com',
                              style: TextStyle(
                                color: Colors.blue,
                                fontSize: 14,
                                decoration: TextDecoration.underline,
                              ),
                            ),
                          ],
                        ),
                      ),
                      const SizedBox(height: 10),
                      GestureDetector(
                        onTap:
                            () => _launchUrl(
                              'https://ididit.bymycode.com/supercodeur/monitor2/',
                            ),
                        child: const Row(
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: [
                            Text('🌐 ', style: TextStyle(fontSize: 18)),
                            Text(
                              'Visiter le site du projet',
                              style: TextStyle(
                                color: Colors.blue,
                                fontSize: 14,
                                decoration: TextDecoration.underline,
                              ),
                            ),
                          ],
                        ),
                      ),
                    ],
                  ),
                ),
      ),
    );
  }

  Future<void> _launchUrl(String url) async {
    final Uri uri = Uri.parse(url);
    if (!await launchUrl(uri, mode: LaunchMode.externalApplication)) {
      throw Exception('Could not launch $url');
    }
  }

  void _launchEmail(String email) async {
    final Uri emailUri = Uri(
      scheme: 'mailto',
      path: email,
      queryParameters: {'subject': 'Hello', 'body': 'Test'},
    );
    if (await canLaunchUrl(emailUri)) {
      await launchUrl(emailUri);
    } else {
      throw 'Could not launch email client';
    }
  }
}