import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:my_flutter_puzzle/application/states/image_splitter_state.dart';
import 'package:my_flutter_puzzle/application/states/puzzle_state.dart';
import 'package:my_flutter_puzzle/cubits/count_down_timer_cubit.dart';
import 'package:my_flutter_puzzle/models/puzzle_data.dart';
import 'package:my_flutter_puzzle/providers.dart';
import 'package:my_flutter_puzzle/res/puzzle_constants.dart';
import 'package:my_flutter_puzzle/screens/level_list/cubit/level_list_cubit.dart';
import 'package:my_flutter_puzzle/screens/lose/lose_screen.dart';
import 'package:my_flutter_puzzle/screens/win/win_screen.dart';
import 'package:my_flutter_puzzle/utils/extensions/context_extension.dart';
import 'package:my_flutter_puzzle/utils/extensions/string_extensions.dart';
import 'package:my_flutter_puzzle/utils/puzzle_solver.dart';
import 'package:my_flutter_puzzle/widgets/photo_screen/image_viewer.dart';
import 'package:my_flutter_puzzle/widgets/solo_screen/count_down_timer_widget.dart';
import 'package:my_flutter_puzzle/widgets/solo_screen/countdown_widget.dart';
import 'package:my_flutter_puzzle/widgets/solo_screen/moves_tiles_widget.dart';
import 'package:my_flutter_puzzle/widgets/solo_screen/puzzle_widget.dart';
import 'package:palette_generator/palette_generator.dart';
import 'package:rive/rive.dart';

class PhotoScreenLarge extends ConsumerStatefulWidget {
  const PhotoScreenLarge({
    required this.solverClient,
    required this.initialPuzzleData,
    required this.puzzleSize,
    required this.riveController,
    required this.duration,
    required this.level,
    Key? key,
  }) : super(key: key);

  final PuzzleSolverClient solverClient;
  final PuzzleData initialPuzzleData;
  final int puzzleSize;
  final int duration;
  final int level;
  final RiveAnimationController riveController;

  @override
  ConsumerState<ConsumerStatefulWidget> createState() => _SoloScreenLargeState();
}

class _SoloScreenLargeState extends ConsumerState<PhotoScreenLarge> {
  late final PuzzleSolverClient _solverClient;
  late final int _puzzleSize;
  late final PuzzleData _initialPuzzleData;
  late final RiveAnimationController _riveController;
  bool _puzzleSolved = false;
  bool _isStartPressed = false;
  final double _fontSize = 70.0;
  final double _boardSize = 280.0;
  final int _spacing = 4;
  late double _eachBoxSize;
  List<Image>? _previousImages;
  Image? _previousImage;
  PaletteGenerator? _previousPalette;
  int _moves = 0;
  int _tiles = 0;

  @override
  void initState() {
    _solverClient = widget.solverClient;
    _puzzleSize = widget.puzzleSize;
    _eachBoxSize = (_boardSize / _puzzleSize) - (_spacing * (_puzzleSize - 1));
    _initialPuzzleData = widget.initialPuzzleData;
    _riveController = widget.riveController;
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    ref.listen(puzzleNotifierProvider(_solverClient), (previous, PuzzleState next) {
      if (next is PuzzleInitializing) {
        setState(() {
          _isStartPressed = true;
        });
      }
      if (next is PuzzleSolved) {
        _puzzleSolved = true;
        BlocProvider.of<CountDownTimerCubit>(context).stop();
        BlocProvider.of<LevelListCubit>(context).setRecordDuration(
          widget.level,
          BlocProvider.of<CountDownTimerCubit>(context).getDuration() ?? Duration(minutes: widget.duration),
          () {
            Future.delayed(const Duration(milliseconds: 500), () {
              Navigator.pushReplacement(context, MaterialPageRoute(
                builder: (context) {
                  return WinScreen(
                    tiles: _tiles,
                    move: _moves,
                    level: widget.level,
                  );
                },
              ));
            });
          },
        );
      }
    });

    ref.listen(imageSplitterNotifierProvider, (previous, next) {
      if (next is ImageSplitterComplete) {
        setState(() {
          _previousImages = next.images;
          _previousImage = next.image;
          _previousPalette = next.palette;
        });
        ref.read(puzzleNotifierProvider(_solverClient).notifier).initializePuzzle(
              initialPuzzleData: _initialPuzzleData,
            );
      }
    });

    return WillPopScope(
      onWillPop: () async {
        BlocProvider.of<CountDownTimerCubit>(context).stop();
        return true;
      },
      child: Scaffold(
        backgroundColor: const Color(0xff4400CE),
        body: SafeArea(
          child: Padding(
            padding: EdgeInsets.symmetric(
              horizontal: context.width * 26 / 812,
            ),
            child: Column(
              children: [
                SizedBox(height: context.height * 20 / 375),
                SizedBox(
                  width: context.width,
                  child: Row(
                    children: [
                      SvgPicture.asset('flash'.svgPath),
                      const SizedBox(width: 8),
                      Text(
                        'Level  ${widget.level}',
                        style: const TextStyle(
                          color: Colors.white,
                          fontWeight: FontWeight.bold,
                          fontSize: 16,
                        ),
                      ),
                      const Spacer(),
                      CountDownTimerWidget(
                        duration: widget.duration,
                        finishCallback: _finishTime,
                      ),
                      const Spacer(),
                      GestureDetector(
                        onTap: _resetTimer,
                        child: Container(
                          width: context.width * 22 / 540,
                          height: context.width * 22 / 540,
                          padding: const EdgeInsets.all(5),
                          margin: const EdgeInsets.symmetric(vertical: 3),
                          decoration: const BoxDecoration(
                            color: Colors.white,
                            shape: BoxShape.circle,
                          ),
                          child: SvgPicture.asset('refresh'.svgPath),
                        ),
                      ),
                    ],
                  ),
                ),
                SizedBox(height: context.height * 22 / 375),
                Row(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    Column(
                      children: [
                        ImageViewer(
                          puzzleSize: _puzzleSize,
                          previousImage: _previousImage,
                          previousPalette: _previousPalette,
                          imageSize: 200,
                        ),
                        SizedBox(height: context.height * 30 / 375),
                        MovesTilesWidget(
                          solverClient: _solverClient,
                          fontSize: 16,
                          callback: (move, tiles) {
                            _moves = move;
                            _tiles = tiles;
                          },
                        ),
                      ],
                    ),
                    SizedBox(width: context.width * 34 / 812),
                    SingleChildScrollView(
                      child: Column(
                        mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                        children: [
                          Consumer(
                            builder: (context, ref, child) {
                              final state = ref.watch(
                                imageSplitterNotifierProvider,
                              );
                              return state.maybeWhen(
                                () => PuzzleWidget(
                                  solverClient: _solverClient,
                                  boardSize: _boardSize,
                                  eachBoxSize: _eachBoxSize,
                                  initialPuzzleData: _initialPuzzleData,
                                  fontSize: _fontSize,
                                  images: _previousImages,
                                  kInitialSpeed: kInitialSpeed,
                                ),
                                complete: (image, images, palette) {
                                  _previousImages = images;
                                  _previousImage = image;
                                  _previousPalette = palette;

                                  return PuzzleWidget(
                                    solverClient: _solverClient,
                                    boardSize: _boardSize,
                                    eachBoxSize: _eachBoxSize,
                                    initialPuzzleData: _initialPuzzleData,
                                    fontSize: _fontSize,
                                    images: images,
                                    kInitialSpeed: kInitialSpeed,
                                  );
                                },
                                orElse: () => PuzzleWidget(
                                  solverClient: _solverClient,
                                  boardSize: _boardSize,
                                  eachBoxSize: _eachBoxSize,
                                  initialPuzzleData: _initialPuzzleData,
                                  fontSize: _fontSize,
                                  images: _previousImages,
                                  kInitialSpeed: kInitialSpeed,
                                ),
                              );
                            },
                          ),
                        ],
                      ),
                    ),
                    SizedBox(width: context.width * 32 / 812),
                    Stack(
                      alignment: Alignment.center,
                      children: [
                        SizedBox(
                          width: context.width * 126 / 812,
                          height: context.height * 280 / 375,
                          child: Image(
                            image: AssetImage('avatar'.pngPath),
                          ),
                        ),
                        Column(
                          mainAxisSize: MainAxisSize.max,
                          crossAxisAlignment: CrossAxisAlignment.end,
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: [
                            CountdownWidget(
                              isStartPressed: _isStartPressed,
                              onFinish: () {
                                BlocProvider.of<CountDownTimerCubit>(context).start();
                                setState(() {
                                  _isStartPressed = false;
                                });
                              },
                              initialSpeed: kInitialSpeed,
                            ),
                          ],
                        ),
                      ],
                    ),
                  ],
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }

  void _finishTime() {
    if (!_puzzleSolved) {
      Future.delayed(const Duration(milliseconds: 1500), () {
        Navigator.push(context, MaterialPageRoute(
          builder: (context) {
            return LoseScreen(tiles: _tiles, move: _moves);
          },
        )).then((value) {
          if (value == true) {
            BlocProvider.of<CountDownTimerCubit>(context).reset();
            BlocProvider.of<CountDownTimerCubit>(context).start();
          } else {
            Navigator.pop(context);
          }
        });
      });
    }
  }

  void _resetTimer() {
    BlocProvider.of<CountDownTimerCubit>(context).reset();
  }
}