PMU-PIbd-31-Potapov-N-S/lib/presentation/home_page/home_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:pmu/domain/card.dart';
import 'package:pmu/presentation/detail_pages/card_detail_page.dart';
import 'package:pmu/presentation/home_page/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(
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        title: Text(widget.title),
      ),
      body: const Body(),
    );
  }
}

class Body extends StatelessWidget {
  const Body({super.key});

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

  void _showSnackBar(BuildContext context, String title, bool isLiked) {
    WidgetsBinding.instance.addPostFrameCallback((_) {
      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
        content: Text(
          '${isLiked ? 'Вы поставили лайк: ' : 'Вы убрали лайк: '} $title',
          style: const TextStyle(
            color: Colors.black45,
            fontSize: 20,
            fontWeight: FontWeight.bold
          ),
        ),
        backgroundColor: isLiked ? Colors.green : Colors.red,
        duration: const Duration(seconds: 2),
      ));
    });
  }

  @override
  Widget build(BuildContext context) {
    final data = [
      const CardPostData(
          "Евгения",
          "Люблю программирование и кататься на скейте",
          "https://avatar.iran.liara.run/public/girl",
          true),
      const CardPostData("Алекс", "Junior Flutter Engineer",
          "https://avatar.iran.liara.run/public/36", false),
      const CardPostData(
          "Станислав",
          "Нет ничего приятнее прогулки на природе!",
          "https://avatar.iran.liara.run/public/boy",
          true),
      const CardPostData("Вероника", "В свободное время хожу на уроки вокала",
          "https://avatar.iran.liara.run/public/93", false),
    ];
    return Center(
        child: SingleChildScrollView(
            child: Column(
      mainAxisAlignment: MainAxisAlignment.center,
      children: data.map((data) {
        return CardPost.fromData(data,
            onLike: (String title, bool isLiked) =>
                _showSnackBar(context, title, isLiked),
            onTap: () => _navToDetails(context, data));
      }).toList(),
    )));
  }
}