category repo
This commit is contained in:
efrilm
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import 'dart:async';
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import 'dart:developer';
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import 'package:bloc/bloc.dart';
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import 'package:dartz/dartz.dart';
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import 'package:freezed_annotation/freezed_annotation.dart';
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import '../../../domain/category/category.dart';
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part 'category_loader_event.dart';
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part 'category_loader_state.dart';
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part 'category_loader_bloc.freezed.dart';
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class CategoryLoaderBloc
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extends Bloc<CategoryLoaderEvent, CategoryLoaderState> {
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final ICategoryRepository _categoryRepository;
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Timer? _searchDebounce;
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bool _isLoadingMore = false;
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CategoryLoaderBloc(this._categoryRepository)
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: super(CategoryLoaderState.initial()) {
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on<CategoryLoaderEvent>(_onCategoryLoaderEvent);
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}
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Future<void> _onCategoryLoaderEvent(
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CategoryLoaderEvent event,
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Emitter<CategoryLoaderState> emit,
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) {
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return event.map(
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getCategories: (e) async {
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emit(state.copyWith(isLoadingMore: true));
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log(
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'📱 Loading categories - isActive: ${e.isActive}, forceRemote: ${e.forceRemote}',
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);
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final result = await _categoryRepository.getCategories(
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page: 1,
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limit: 50,
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isActive: e.isActive,
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search: e.search,
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forceRemote: e.forceRemote,
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);
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await result.fold(
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(failure) async {
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emit(
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state.copyWith(
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isLoadingMore: false,
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failureOptionCategory: optionOf(failure),
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),
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);
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},
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(response) async {
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final categories = [Category.all(), ...response.categories];
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final totalPages = response.totalPages;
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final hasReachedMax = categories.length < 50 || 1 >= totalPages;
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log(
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'✅ Categories loaded: ${categories.length}, hasReachedMax: $hasReachedMax',
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);
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emit(
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state.copyWith(
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categories: categories,
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page: 1,
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hasReachedMax: hasReachedMax,
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isLoadingMore: false,
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failureOptionCategory: none(),
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),
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);
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},
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);
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},
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loadMore: (e) async {
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final currentState = state;
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// ❌ HAPUS pengecekan is! _Loaded karena state cuma 1 class doang
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if (currentState.hasReachedMax ||
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_isLoadingMore ||
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currentState.isLoadingMore) {
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log(
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'⏹️ Load more blocked - hasReachedMax: ${currentState.hasReachedMax}, isLoadingMore: $_isLoadingMore',
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);
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return;
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}
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_isLoadingMore = true;
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emit(currentState.copyWith(isLoadingMore: true));
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final nextPage = currentState.page + 1; // ✅ Ganti currentPage jadi page
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log('📄 Loading more categories - page: $nextPage');
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try {
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final result = await _categoryRepository.getCategories(
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page: nextPage,
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limit: 10,
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isActive: true,
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search: currentState.searchQuery,
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);
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await result.fold(
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(failure) async {
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log('❌ Error loading more categories: $failure');
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emit(currentState.copyWith(isLoadingMore: false));
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},
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(response) async {
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final newCategories = response.categories;
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final totalPages = response.totalPages;
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// Prevent duplicate categories
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final currentCategoryIds = currentState.categories
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.map((c) => c.id)
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.toSet();
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final filteredNewCategories = newCategories
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.where(
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(category) => !currentCategoryIds.contains(category.id),
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)
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.toList();
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final allCategories = List<Category>.from(currentState.categories)
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..addAll(filteredNewCategories);
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final hasReachedMax =
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newCategories.length < 10 || nextPage >= totalPages;
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log(
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'✅ More categories loaded: ${filteredNewCategories.length} new, total: ${allCategories.length}',
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);
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emit(
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currentState.copyWith(
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categories: allCategories,
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hasReachedMax: hasReachedMax,
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page: nextPage, // ✅ Update page
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isLoadingMore: false,
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),
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);
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},
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);
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} catch (e) {
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log('❌ Exception loading more categories: $e');
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emit(currentState.copyWith(isLoadingMore: false));
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} finally {
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_isLoadingMore = false;
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}
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},
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refresh: (e) async {
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final currentState = state;
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bool isActive = true;
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String? searchQuery = currentState.searchQuery;
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_isLoadingMore = false;
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_searchDebounce?.cancel();
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log('🔄 Refreshing categories');
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// Clear local cache
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_categoryRepository.clearCache();
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add(
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CategoryLoaderEvent.getCategories(
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isActive: isActive,
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search: searchQuery,
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forceRemote: true, // Force remote refresh
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),
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);
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},
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search: (e) async {
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// Cancel previous search
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_searchDebounce?.cancel();
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// Debounce search for better UX
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_searchDebounce = Timer(Duration(milliseconds: 300), () async {
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emit(state.copyWith(isLoadingMore: true));
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_isLoadingMore = false;
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log('🔍 Searching categories: "${e.query}"');
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final result = await _categoryRepository.getCategories(
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page: 1,
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limit: 20, // More results for search
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isActive: e.isActive,
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search: e.query,
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);
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await result.fold(
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(failure) async {
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log('❌ Search error: $failure');
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emit(
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state.copyWith(
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isLoadingMore: false,
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failureOptionCategory: optionOf(failure),
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),
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);
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},
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(response) async {
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final categories = [Category.all(), ...response.categories];
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final totalPages = response.totalPages;
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final hasReachedMax = categories.length < 20 || 1 >= totalPages;
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log('✅ Search results: ${categories.length} categories found');
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emit(
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state.copyWith(
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categories: categories,
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hasReachedMax: hasReachedMax,
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page: 1,
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isLoadingMore: false,
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failureOptionCategory: none(),
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searchQuery: e.query,
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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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syncAll: (e) async {
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emit(state.copyWith(isLoadingMore: true));
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log('🔄 Starting full category sync...');
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final result = await _categoryRepository.syncAllCategories();
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await result.fold(
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(failure) async {
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log('❌ Sync failed: $failure');
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emit(
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state.copyWith(
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isLoadingMore: false,
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failureOptionCategory: optionOf(failure),
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),
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);
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// After sync error, try to load local data
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Timer(Duration(seconds: 2), () {
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add(const CategoryLoaderEvent.getCategories());
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});
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},
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(successMessage) async {
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log('✅ Sync completed: $successMessage');
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emit(
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state.copyWith(
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isLoadingMore: false,
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failureOptionCategory: none(),
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),
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);
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// After successful sync, load the updated data
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Timer(Duration(seconds: 1), () {
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add(const CategoryLoaderEvent.getCategories());
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});
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},
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);
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},
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getAllCategories: (e) async {
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try {
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log('📋 Loading all categories for dropdown...');
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// final categories = await _categoryRepository.getAllCategories();
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// emit(
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// state.copyWith(
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// categories: categories,
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// isLoadingMore: false,
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// failureOptionCategory: none(),
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// ),
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// );
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// log('✅ All categories loaded: ${categories.length}');
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} catch (e) {
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log('❌ Error loading all categories: $e');
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emit(
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state.copyWith(
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isLoadingMore: false,
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failureOptionCategory: optionOf(
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CategoryFailure.dynamicErrorMessage(
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'Gagal memuat semua kategori: $e',
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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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getDatabaseStats: (e) async {
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try {
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final stats = await _categoryRepository.getDatabaseStats();
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log('📊 Category database stats retrieved: $stats');
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// You can emit a special state here if needed for UI updates
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// For now, just log the stats
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} catch (e) {
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log('❌ Error getting category database stats: $e');
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}
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},
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clearCache: (e) async {
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log('🧹 Manually clearing category cache');
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_categoryRepository.clearCache();
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// Refresh current data after cache clear
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add(const CategoryLoaderEvent.refresh());
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},
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);
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}
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@override
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Future<void> close() {
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_searchDebounce?.cancel();
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return super.close();
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}
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}
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,27 @@
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part of 'category_loader_bloc.dart';
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@freezed
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class CategoryLoaderEvent with _$CategoryLoaderEvent {
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const factory CategoryLoaderEvent.getCategories({
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@Default(true) bool isActive,
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String? search,
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@Default(false) bool forceRemote,
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}) = _GetCategories;
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const factory CategoryLoaderEvent.loadMore() = _LoadMore;
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const factory CategoryLoaderEvent.refresh() = _Refresh;
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const factory CategoryLoaderEvent.search({
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required String query,
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@Default(true) bool isActive,
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}) = _Search;
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const factory CategoryLoaderEvent.syncAll() = _SyncAll;
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const factory CategoryLoaderEvent.getAllCategories() = _GetAllCategories;
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const factory CategoryLoaderEvent.getDatabaseStats() = _GetDatabaseStats;
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const factory CategoryLoaderEvent.clearCache() = _ClearCache;
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}
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@@ -0,0 +1,16 @@
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part of 'category_loader_bloc.dart';
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@freezed
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class CategoryLoaderState with _$CategoryLoaderState {
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factory CategoryLoaderState({
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required List<Category> categories,
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required Option<CategoryFailure> failureOptionCategory,
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@Default(false) bool hasReachedMax,
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@Default(1) int page,
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@Default(false) bool isLoadingMore,
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String? searchQuery,
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}) = _CategoryLoaderState;
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factory CategoryLoaderState.initial() =>
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CategoryLoaderState(categories: [], failureOptionCategory: none());
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}
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