relatica/lib/screens/home.dart

import 'package:flutter/material.dart';
import 'package:flutter_widget_from_html_core/flutter_widget_from_html_core.dart';
import 'package:go_router/go_router.dart';
import 'package:logging/logging.dart';
import 'package:provider/provider.dart';

import '../models/TimelineIdentifiers.dart';
import '../services/timeline_manager.dart';

class HomeScreen extends StatefulWidget {
  @override
  State<HomeScreen> createState() => _HomeScreenState();
}

class _HomeScreenState extends State<HomeScreen> {
  final _logger = Logger('$HomeScreen');

  final postText = TextEditingController();
  var currentType = TimelineType.home;
  final types = [
    TimelineType.home,
    TimelineType.global,
    TimelineType.local,
  ];

  @override
  Widget build(BuildContext context) {
    _logger.finest('Build');
    final tm = context.watch<TimelineManager>();
    return Scaffold(
      appBar: AppBar(
        title: Text('Home'),
        actions: [
          IconButton(
            onPressed: () {
              context.push('/post/new');
            },
            icon: Icon(Icons.add),
          ),
        ],
      ),
      body: Column(
        children: [
          DropdownButton<TimelineType>(
              value: currentType,
              items: types
                  .map((e) => DropdownMenuItem<TimelineType>(
                        value: e,
                        child: Text(e.name),
                      ))
                  .toList(),
              onChanged: (value) {
                setState(() {
                  currentType = value!;
                });
              }),
          Expanded(child: buildTimelineComponent(context, tm))
        ],
      ),
    );
  }

  Widget buildTimelineComponent(BuildContext context, TimelineManager manager) {
    final result =
        manager.getTimeline(TimelineIdentifiers(timeline: currentType));
    if (result.isFailure) {
      return Center(child: Text('Error getting timeline: ${result.error}'));
    }
    final items = result.value;
    return RefreshIndicator(
      onRefresh: () async {
        await manager.refreshTimeline(TimelineIdentifiers.home());
      },
      child: ListView.separated(
        itemBuilder: (context, index) {
          final item = items[index];
          final entry = item.entry;
          return ListTile(
            subtitle: Padding(
              padding: const EdgeInsets.all(8.0),
              child: Column(
                mainAxisAlignment: MainAxisAlignment.start,
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  HtmlWidget(
                    item.entry.body,
                    onTapUrl: (url) async {
                      print(url);
                      return true;
                    },
                    onTapImage: (imageMetadata) {
                      print(imageMetadata);
                    },
                  ),
                  if (entry.links.isNotEmpty)
                    Text('Preview: ${entry.links.first.url}'),
                  if (entry.mediaAttachments.isNotEmpty)
                    ...entry.mediaAttachments
                        .map((a) => Text('Media: ${a.uri}')),
                  Text(
                      'Engagement -- Likes: ${entry.likes.length}, Dislikes: ${entry.dislikes.length}, Comments:${item.totalChildren} ')
                ],
              ),
            ),
            //trailing: Text(item.parentId),
            title: Text(
                '${entry.id} for ${item.isMine ? 'Me' : entry.author} for post ${entry.parentId}'),
            trailing: Text(DateTime.fromMillisecondsSinceEpoch(
                    entry.creationTimestamp * 1000)
                .toIso8601String()),
          );
        },
        separatorBuilder: (context, index) => Divider(),
        itemCount: items.length,
      ),
    );
  }
}