128 lines
4.3 KiB
Dart
128 lines
4.3 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import '../../../core/network/api_client.dart';
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import '../../../core/theme/app_theme.dart';
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import '../../../core/widgets/shimmer_loading.dart';
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import '../../asset_detail/views/asset_detail_screen.dart';
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import '../../discovery/cubit/discovery_cubit.dart';
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import '../../favorites/cubit/favorites_cubit.dart';
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/// Dynamic Scrollable Discovery Bar consuming DiscoveryCubit with real-time backend recommendations.
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class AssetDiscoveryBar extends StatefulWidget {
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final ApiClient apiClient;
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const AssetDiscoveryBar({
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super.key,
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required this.apiClient,
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});
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@override
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State<AssetDiscoveryBar> createState() => _AssetDiscoveryBarState();
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}
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class _AssetDiscoveryBarState extends State<AssetDiscoveryBar> {
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@override
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void initState() {
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super.initState();
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (mounted) {
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final cubit = context.read<DiscoveryCubit>();
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if (cubit.state.assets.isEmpty) {
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cubit.loadDiscovery();
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}
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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final activeTheme = AppTheme.activePreset;
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return BlocBuilder<DiscoveryCubit, DiscoveryState>(
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builder: (context, discState) {
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if (discState.isLoading && discState.assets.isEmpty) {
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return SizedBox(
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height: 38,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemCount: 6,
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itemBuilder: (_, __) => const Padding(
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padding: EdgeInsets.only(right: 8),
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child: ShimmerLoading(width: 130, height: 38, borderRadius: 20),
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),
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),
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);
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}
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final assets = discState.assets;
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if (assets.isEmpty) {
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return const SizedBox.shrink();
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}
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return BlocBuilder<FavoritesCubit, FavoritesState>(
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builder: (context, favState) {
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return SizedBox(
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height: 38,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemCount: assets.length,
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itemBuilder: (context, index) {
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final asset = assets[index];
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final isin = asset.isin;
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final matches = favState.favoriteDetails.where((e) => e.isin == isin);
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final symbol = matches.isNotEmpty ? matches.first : null;
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final symbolOrNull = symbol?.symbol;
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final isFav = symbol != null;
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return Padding(
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padding: const EdgeInsets.only(right: 8),
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child: ActionChip(
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avatar: Icon(
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isFav ? Icons.star_rounded : Icons.explore_outlined,
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size: 16,
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color: isFav ? Colors.amber : activeTheme.primaryColor,
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),
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label: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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asset.name.isNotEmpty ? asset.name : asset.symbol,
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style: TextStyle(
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fontSize: 12,
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color: activeTheme.textPrimary,
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fontWeight: FontWeight.w600,
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),
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),
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],
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),
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backgroundColor: activeTheme.glassSurface,
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side: BorderSide(
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color: isFav ? Colors.amber.withValues(alpha: 0.5) : activeTheme.glassBorder,
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),
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onPressed: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => AssetDetailScreen(
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isin: isin,
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name: asset.name,
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symbol: symbolOrNull,
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apiClient: widget.apiClient,
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),
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),
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);
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},
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),
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);
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},
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),
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);
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},
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);
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},
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);
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}
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}
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