// news_provider.dart
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:http/http.dart' as http;
import 'dart:convert';

final String baseUrl = '';
final newsProvider = FutureProvider<List<Berita>> ((ref)  async {
    // final response = await http.get(Uri.parse('$baseUrl/posts?_embed')); //ini asli
    final response = await http.get(Uri.parse('$baseUrl/posts?per_page=20&_embed'));

    if (response.statusCode == 200) {
      List<dynamic> jsonResponse = json.decode(response.body);
      return jsonResponse.map((post) => Berita.fromJson(post)).toList();
    } else {
      throw Exception('GAGAL MENGAMBIL BERITA TERBARU');
    }
  });




class Berita {
  final int id;
  final String title;
  final String content;
  final String excerpt;
  final String featuredImageUrl;
  final DateTime date;
  final String link;
  final List<dynamic> categories;

  Berita({
    required this.id,
    required this.title,
    required this.content,
    required this.excerpt,
    required this.featuredImageUrl,
    required this.date,
    required this.link,
    required this.categories
  });

  factory Berita.fromJson(Map<String, dynamic> json) {
    return Berita(
      id: json['id'],
      title: json['title']['rendered'],
      content: json['content']['rendered'],
      excerpt: json['excerpt']['rendered'],
      featuredImageUrl: json['_embedded']['wp:featuredmedia'] != null
          ? json['_embedded']['wp:featuredmedia'][0]['source_url']
          : '', // Replace with default image URL
      date: DateTime.parse(json['date']),
      link: json['link'],
      categories: json['categories'],
    );
  }
}

//Here is the HomeScreen. So I want to display the fire data here, how do I do it. So I want to display api data here, how to do it. I am still learning to use Riverpod State and I am still confused to implement it in Stateful Widget

//Here is the HomeScreen. So I want to display the fire data here, how do I do it. So I want to display api data here, how to do it. I am still learning to use Riverpod State and I am still confused to implement it in Stateful Widget

class HomeScreen extends StatefulWidget {
  const HomeScreen({super.key});

  @override
  State<HomeScreen> createState() => _HomeScreenState();
}

class _HomeScreenState extends State<HomeScreen> {
  late Future<List<Berita>> _postsFuture;
  late Future<List<Category>> categories;

  @override
  void initState() {
    super.initState();
    _postsFuture = ApiService().getLatestPosts();
    categories = ApiService().fetchCategories();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      // drawer: Drawer(),
      appBar: AppBar(
        title: Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Text('Aplikasi'),
            Text(
              'Berita',
              style: TextStyle(color: Colors.blue, fontWeight: FontWeight.bold),
            ),
          ],
        ),
        actions: [
          IconButton(
            icon: Icon(Icons.search, color: Colors.red),
            onPressed: () {
              Navigator.push(
                context,
                MaterialPageRoute(builder: (context) => SearchNews()),
              );
            },
          ),
        ],
        centerTitle: true,
        elevation: 0.0,
      ),
      body: SingleChildScrollView(
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Padding(
              padding: const EdgeInsets.all(8.0),
              child: Text(
                'Kategori',
                style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
              ),
            ),
            _buildCategory(),
            Padding(
              padding: const EdgeInsets.only(top: 50.0, bottom: 20, left: 8),
              child: Text(
                'Berita Utama',
                style: TextStyle(
                  fontSize: 20,
                  fontWeight: FontWeight.bold,
                  color: Colors.redAccent,
                ),
              ),
            ),
            _buildCarousel(),
            GestureDetector(
              onTap: () {
                Navigator.push(
                  context,
                  MaterialPageRoute(builder: (context) => SearchNews()),
                );
              },
              child: Row(
                children: [
                  Padding(
                    padding: const EdgeInsets.only(
                      top: 40.0,
                      bottom: 20,
                      left: 8,
                      right: 8,
                    ),
                    child: Text(
                      'Berita Terbaru',
                      style: TextStyle(
                        fontSize: 20,
                        fontWeight: FontWeight.bold,
                        color: Colors.orange,
                      ),
                    ),
                  ),
                  Spacer(),
                  GestureDetector(
                    onTap: () {
                      Navigator.push(
                        context,
                        MaterialPageRoute(builder: (context) => BeritaTerbaru()),
                      );
                    },
                    child: Padding(
                      padding: const EdgeInsets.only(
                        top: 40.0,
                        bottom: 20,
                        left: 8,
                        right: 8,
                      ),
                      child: Text(
                        "Lihat",
                        style: TextStyle(
                          fontSize: 15,
                          fontWeight: FontWeight.bold,
                          color: Colors.black45,
                        ),
                      ),
                    ),
                  ),
                ],
              ),
            ),
            _buildLatestNews(),
          ],
        ),
      ),
    );
  }

  Widget _buildCategory() {
    return SizedBox(
      height: 35,
      // width: MediaQuery.of(context).size.width,
      child: FutureBuilder<List<Category>>(
        future: categories,
        builder: (context, snapshot) {
          if (snapshot.hasData) {
            return SizedBox(
              height: 15,
              width: MediaQuery.of(context).size.width,
              child: ListView.builder(
                shrinkWrap: true,
                scrollDirection: Axis.horizontal,
                itemCount: snapshot.data!.length,
                itemBuilder: (context, index) {
                  return Stack(
                    children: [
                      GestureDetector(
                        onTap: () {
                          Navigator.push(
                            context,
                            MaterialPageRoute(
                              builder:
                                  (context) => ListNewsScreen(
                                    categoryId: snapshot.data![index].id,
                                    categoryName: snapshot.data![index].name,
                                  ),
                            ),
                          );
                        },
                        child: Container(
                          margin: const EdgeInsets.only(left: 10, right: 10),
                          height: 250,
                          width: MediaQuery.of(context).size.width / 3.5,
                          decoration: BoxDecoration(
                            color: Colors.blue,
                            borderRadius: BorderRadius.circular(10),
                          ),
                          child: Center(
                            child: Text(
                              snapshot.data![index].name,
                              style: TextStyle(
                                fontWeight: FontWeight.bold,
                                color: Colors.white,
                              ),
                            ),
                          ),
                        ),
                      ),
                    ],
                  );
                },
              ),
            );
          } else if (snapshot.hasError) {
            return Center(child: Text('${snapshot.error}'));
          }
          return Center(child: CircularProgressIndicator());
        },
      ),
    );
  }
}