PMU-PIbd-31-Potapov-N-S/lib/main.dart

import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
        useMaterial3: true,
      ),
      home: const MyHomePage(title: 'Знакомства'),
    );
  }
}

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 MyWidget(),
    );
  }
}

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

  @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((e) => _CardPost.fromData(e)).toList(),
    )));
  }
}

class _CardPost extends StatelessWidget {
  final String description;
  final String? imageUrl;
  final bool isLiked;
  final String name;

  const _CardPost(this.name, this.description, this.imageUrl, this.isLiked);

  factory _CardPost.fromData(_CardPostData data) =>
      _CardPost(data.name, data.description, data.imageUrl, data.isLiked);

  @override
  Widget build(BuildContext context) {
    return Container(
      margin: const EdgeInsets.all(10),
      padding: const EdgeInsets.all(10),
      decoration: BoxDecoration(
        borderRadius: BorderRadius.circular(10),
        color: Colors.blue,
        border: Border.all(
          color: Colors.blue,
          width: 0.5,
        ),
        boxShadow: const [
          BoxShadow(
            color: Colors.black12,
            offset: Offset(
              0.0,
              5.0,
            ),
            blurRadius: 4.0,
            spreadRadius: 1.0,
          ),
        ],
      ),
      child: Column(
        children: [
          Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Flexible(
                child: Text(
                  name,
                  style: const TextStyle(
                    color: Colors.white,
                    fontSize: 30,
                  ),
                ),
              ),
            ],
          ),
          Padding(
            padding: const EdgeInsets.only(top: 6.0),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.center,
              children: [
                Flexible(
                  child: Text(
                    description,
                    textAlign: TextAlign.center,
                    style: const TextStyle(
                      color: Colors.white,
                      fontSize: 24,
                    ),
                  ),
                ),
              ],
            ),
          ),
          if (imageUrl != null)
            Padding(
              padding: const EdgeInsets.all(8.0),
              child: Image.network(imageUrl!,
                  height: 500, width: double.infinity, fit: BoxFit.fitWidth),
            ),
          if (isLiked)
            const Padding(
              padding: EdgeInsets.all(4.0),
              child: Row(
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  Icon(Icons.favorite, color: Colors.red, size: 80),
                ],
              ),
            )
          else
            const Padding(
              padding: EdgeInsets.all(4.0),
              child: Row(
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  Icon(Icons.favorite_border, color: Colors.red, size: 80),
                ],
              ),
            )
        ],
      ),
    );
  }
}

class _CardPostData extends StatelessWidget {
  final String name;
  final String description;
  final String? imageUrl;
  final bool isLiked;

  const _CardPostData(this.name, this.description, this.imageUrl, this.isLiked);

  @override
  Widget build(BuildContext context) {
    return const Placeholder();
  }
}