// ignore_for_file: prefer_const_literals_to_create_immutables, avoid_print

import 'dart:convert';
import 'dart:io';
import 'package:fip_parser_ui/queries.dart';
import 'package:flutter/material.dart';
import 'package:graphql/client.dart';
import 'package:retry/retry.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:http/http.dart' as http;
import 'package:youtube_explode_dart/youtube_explode_dart.dart';
import 'package:flutter/services.dart';
import 'package:kplayer/kplayer.dart';

const int queryTimeout = 8;
late String token;
const hours = 3;
const String radio = 'groove';
PlayerController? player;

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  HttpOverrides.global = MyHttpOverrides();
  Player.boot();
  runApp(const FipyApp());
}

class FipyApp extends StatelessWidget {
  const FipyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    if (!File('api-token.json').existsSync()) {
      print(
          'Please copy "api-token.json.template" to "api-token.json" and set your custom API token.\nMore information here: https://developers.radiofrance.fr/projects/new');
      exit(1);
    }
    final tokenFile = File('api-token.json').readAsStringSync();
    final jsonData = json.decode(tokenFile);
    token = jsonData['token'];

    // final radioList = [
    //   'fip',
    //   'electro',
    //   'groove',
    //   'rock',
    //   'jazz',
    //   'pop',
    //   'reggae',
    //   'world',
    //   'nouveautes',
    // ];

    // #######

    return MaterialApp(
      title: 'Fipy',
      theme: ThemeData(
          primarySwatch: Colors.blue, backgroundColor: Colors.grey[900]),
      home: const HomePage(title: 'Fip moi ça'),
    );
  }
}

class HomePage extends StatefulWidget {
  const HomePage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: SingleChildScrollView(
        child: Column(
          children: <Widget>[
            Container(
              color: Colors.grey[900],
              height: 50,
              child: Center(
                child: Text(
                  'Radio: ' + radio + '\nHistorique: ' + hours.toString() + 'h',
                  style: globalTextStyle,
                ),
              ),
            ),
            FutureBuilder<List<Track>>(
              future: getTracks(),
              builder: (
                BuildContext context,
                AsyncSnapshot<List<Track>> snapshot,
              ) {
                print(snapshot.connectionState);
                if (snapshot.connectionState == ConnectionState.waiting) {
                  return const CircularProgressIndicator();
                } else if (snapshot.connectionState == ConnectionState.done) {
                  if (snapshot.hasError) {
                    return const Text('Error');
                  } else if (snapshot.hasData) {
                    return Table(
                      defaultVerticalAlignment:
                          TableCellVerticalAlignment.middle,
                      children: snapshot.data!
                          .map((item) => _buildTableRow(item))
                          .toList()
                        ..insert(
                          0,
                          _buildTableRow(Track(
                              number: -1,
                              title: 'Titre',
                              artiste: 'Artiste',
                              album: 'Album',
                              id: 'URL')),
                        ),
                    );
                  } else {
                    return const Text('Empty data');
                  }
                } else {
                  return Text('State: ${snapshot.connectionState}');
                }
              },
            ),
          ],
        ),
      ),
    );
  }
}

Widget trackLine(Track track) {
  return SizedBox(
    height: 30,
    child: Row(
      children: [Text(track.title + ' - ' + track.artiste)],
    ),
  );
}

class Track {
  final int number;
  final String title;
  final String artiste;
  final String? album;
  String? id;

  Track(
      {required this.number,
      required this.title,
      required this.artiste,
      this.album,
      this.id});
}

GraphQLClient initClient() {
  final _httpLink = HttpLink(
    'https://openapi.radiofrance.fr/v1/graphql?x-token=$token',
  );

  final GraphQLClient client = GraphQLClient(
    cache: GraphQLCache(),
    link: _httpLink,
  );

  return client;
}

Future<List<Track>> getTracks() async {
  final client = initClient();

  final now = (DateTime.now().millisecondsSinceEpoch ~/ 1000);
  final yesterday = now - (hours * 3600);
  final String radioQuery;
  if (radio == 'fip') {
    radioQuery = 'FIP';
  } else {
    radioQuery = 'FIP_${radio.toUpperCase()}';
  }

  final QueryOptions options = QueryOptions(
    document: gql(getSongs),
    pollInterval: const Duration(milliseconds: 50),
    variables: <String, dynamic>{
      'start': yesterday,
      'end': now,
      'radio': radioQuery,
    },
  );

  QueryResult result;
  result = await retry(
    () async => await client
        .query(options)
        .timeout(const Duration(seconds: queryTimeout)),
    onRetry: (_) => print('Timeout, retry...'),
  );

  if (result.hasException) {
    print(result.exception.toString());
    exit(1);
  }

  final List data = result.data?['grid'] ?? [];
  print(data.length.toString() + ' songs');

  // #######

  List<Track> songsList = [];
  int trackNbr = 0;

  for (Map track in data) {
    track = track['track'];
    trackNbr++;
    final String title = track['title'];
    final String artiste;
    if (track['mainArtists'].isNotEmpty) {
      artiste = track['mainArtists'].first;
    } else {
      artiste = '';
    }
    final String album = track['albumTitle'];

    final thisSong =
        Track(number: trackNbr, title: title, artiste: artiste, album: album);
    songsList.add(thisSong);

    // resultUrl = yt.search.search(title + ' ' + artiste);

    // resultUrlPool.add(resultUrl);

    //   resultUrl.then((value) {
    //     try {
    //       thisSong.url = value.first.url;
    //     } catch (e) {
    //       thisSong.url = '';
    //     }
    //     songsList.add(thisSong);
    //   });
  }

  // for (var searchTrack in resultUrlPool) {
  //   await searchTrack;
  // }

  songsList.sort((a, b) => a.number.compareTo(b.number));

  return songsList;
}

TableRow _buildTableRow(Track track) {
  final textStyle = TextStyle(
      fontWeight: track.number == -1 ? FontWeight.w700 : FontWeight.normal,
      color: Colors.grey[350]);
  const rowPadding = EdgeInsets.all(10);
  var yt = YoutubeExplode();

  return TableRow(
      decoration: BoxDecoration(
        color: Colors.grey[850],
      ),
      children: [
        TableCell(
          child: Padding(
              padding: rowPadding,
              child: InkWell(
                onTap: () async {
                  if (track.id == null) {
                    final resultUrl = await yt.search
                        .search(track.title + ' ' + track.artiste);
                    track.id = resultUrl.first.id.value;
                  }
                  if (track.id != null) {
                    final response = await http.get(Uri.parse(
                        'https://ytdl.p2p.legal/ytdl.sh?${track.id}'));
                    final dlLink = response.body.replaceFirst('/dl/', '/play/');
                    print(dlLink);
                    player?.dispose();
                    Future.delayed(const Duration(milliseconds: 5));
                    player = Player.network(dlLink, autoPlay: true);
                    // player = Player.asset("assets/uka.mp3");
                    player!.play();
                  }
                },
                child: Text(track.title, style: textStyle),
              )),
        ),
        TableCell(
          child: Padding(
            padding: rowPadding,
            child: Text(track.artiste, style: textStyle),
          ),
        ),
        TableCell(
          child: Padding(
            padding: rowPadding,
            child: Text(track.album ?? '', style: textStyle),
          ),
        ),
        TableCell(
          child: Padding(
              padding: rowPadding,
              child: InkWell(
                onTap: () async {
                  if (track.id == null) {
                    final resultUrl = await yt.search
                        .search(track.title + ' ' + track.artiste);
                    track.id = resultUrl.first.id.value;
                  }
                  if (track.id != null) {
                    final response = await http.get(Uri.parse(
                        'https://ytdl.p2p.legal/ytdl.sh?${track.id}'));
                    final dlLink = response.body;
                    if (await canLaunchUrl(Uri.parse(dlLink))) {
                      launchUrl(Uri.parse(dlLink));
                    }
                    Clipboard.setData(ClipboardData(text: dlLink));
                  }
                },
                child: Text('Télécharger', style: textStyle),
              )),
        ),
      ]);
}

class MyHttpOverrides extends HttpOverrides {
  @override
  HttpClient createHttpClient(SecurityContext? context) {
    return super.createHttpClient(context)
      ..badCertificateCallback =
          (X509Certificate cert, String host, int port) => true;
  }
}

TextStyle globalTextStyle = TextStyle(color: Colors.grey[350]);