PMD_Kouvshinoff_PIbd_31/lib/presentation/home_page/home_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:laba1/data/repositories/potter_repository.dart';
import 'package:laba1/presentation/details_page/details_page.dart';

import '../../data/repositories/mock_repository.dart';
import '../../domain/models/card.dart';
import '../dialogs/show_dialog.dart';
import 'bloc/bloc.dart';
import 'bloc/events.dart';
import 'bloc/state.dart';

part 'card.dart';

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: Text(widget.title),
          backgroundColor: Colors.amber,
        ),
        backgroundColor: Colors.yellow,
        body: const _Body());
  }
}

class _Body extends StatefulWidget {
  const _Body({Key? key}) : super(key: key);

  @override
  State<_Body> createState() => _BodyState();
}

class _BodyState extends State<_Body> {
  final searchController = TextEditingController();

  @override
  void initState() {
    WidgetsBinding.instance.addPostFrameCallback((_) {
      context.read<HomeBloc>().add(const HomeLoadDataEvent());
    });
    super.initState();
  }

  @override
  void dispose() {
    searchController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Center(
      child: Stack(
        children: [
        Positioned.fill(
        child: BlocBuilder<HomeBloc, HomeState > (
          builder: (context, state) =>
            FutureBuilder<List<CardData>?>(
              future: state.data,
              builder: (context, snapshot) {
                var cards = Column(
                  children: [],
                );
                cards.children.add(Padding(
                  padding: const EdgeInsets.only(left: 8.0, right: 8),
                  child: CupertinoSearchTextField(
                    borderRadius: BorderRadius.only(
                      bottomLeft: Radius.circular(20),
                      bottomRight: Radius.circular(20),
                    ),
                    backgroundColor: Colors.amberAccent,
                  ),
                ));
                cards.children.addAll(
                  snapshot.data
                      ?.map((e) =>
                      _Card.fromData(
                        e,
                        onLike: (String title, bool isLiked) {
                          _showSnackBar(context, title, isLiked);
                        },
                        onTap: () => _navToDetails(context, e),
                      ))
                      .toList() ??
                      [],
                );
                return snapshot.hasData
                    ? SingleChildScrollView(
                        child: cards,
                      )
                    : Center(child: CircularProgressIndicator());
              },
            ),
        ),),
        Align(
          alignment: Alignment.topCenter,
          child: Padding(
            padding: const EdgeInsets.only(left: 8.0, right: 8),
            child: CupertinoSearchTextField(
              borderRadius: BorderRadius.only(
                bottomLeft: Radius.circular(20),
                bottomRight: Radius.circular(20),
              ),
              backgroundColor: Colors.amberAccent,
              controller: searchController,
              onChanged: (search) {
                //TODO
              },
            ),
          ),
        ),
        ],
      ),
    );
  }

  void _navToDetails(BuildContext context, CardData data) {
    Navigator.push(
      context,
      CupertinoPageRoute(builder: (context) => DetailsPage(data)),
    );
  }

  void _showSnackBar(BuildContext context, String title, bool isLiked) {
    WidgetsBinding.instance.addPostFrameCallback((_) {
      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
        content: Text(
          '$title ${isLiked ? 'liked' : 'unliked'}',
          style: Theme
              .of(context)
              .textTheme
              .bodyLarge,
        ),
        backgroundColor: Colors.orangeAccent,
        duration: const Duration(seconds: 1),
      ));
    });
  }
}