马良AI写作初始化仓库
This commit is contained in:
邓滨杰
400
AINoval/lib/blocs/novel_list/novel_list_bloc.dart
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400
AINoval/lib/blocs/novel_list/novel_list_bloc.dart
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import 'package:ainoval/models/novel_summary.dart';
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import 'package:ainoval/services/api_service/repositories/novel_repository.dart';
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import 'package:equatable/equatable.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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// 事件定义
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abstract class NovelListEvent extends Equatable {
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@override
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List<Object?> get props => [];
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}
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class LoadNovels extends NovelListEvent {}
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class SearchNovels extends NovelListEvent {
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SearchNovels({required this.query});
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final String query;
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@override
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List<Object?> get props => [query];
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}
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class FilterNovels extends NovelListEvent {
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FilterNovels({required this.filterOption});
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final FilterOption filterOption;
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@override
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List<Object?> get props => [filterOption];
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}
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class SortNovels extends NovelListEvent {
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SortNovels({required this.sortOption});
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final SortOption sortOption;
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@override
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List<Object?> get props => [sortOption];
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}
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class GroupNovels extends NovelListEvent {
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GroupNovels({required this.groupOption});
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final GroupOption groupOption;
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@override
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List<Object?> get props => [groupOption];
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}
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class DeleteNovel extends NovelListEvent {
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DeleteNovel({required this.id});
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final String id;
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@override
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List<Object?> get props => [id];
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}
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// 添加创建小说的事件
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class CreateNovel extends NovelListEvent {
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CreateNovel({
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required this.title,
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this.seriesName,
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});
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final String title;
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final String? seriesName;
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@override
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List<Object?> get props => [title, seriesName];
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}
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// 状态定义
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abstract class NovelListState extends Equatable {
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@override
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List<Object?> get props => [];
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}
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class NovelListInitial extends NovelListState {}
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class NovelListLoading extends NovelListState {}
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class NovelListLoaded extends NovelListState {
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NovelListLoaded({
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required List<NovelSummary> allNovels,
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this.sortOption = SortOption.lastEdited,
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this.filterOption = const FilterOption(),
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this.groupOption = GroupOption.none,
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this.searchQuery = '',
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}) : _allNovels = allNovels,
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novels = _applySearchAndFilterAndSort(allNovels, searchQuery, filterOption, sortOption);
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final List<NovelSummary> _allNovels;
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final List<NovelSummary> novels;
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final SortOption sortOption;
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final FilterOption filterOption;
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final GroupOption groupOption;
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final String searchQuery;
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@override
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List<Object?> get props => [_allNovels, novels, sortOption, filterOption, groupOption, searchQuery];
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static List<NovelSummary> _applySearchAndFilterAndSort(
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List<NovelSummary> novels,
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String searchQuery,
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FilterOption filterOption,
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SortOption sortOption,
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) {
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List<NovelSummary> processedNovels = List.from(novels);
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if (searchQuery.isNotEmpty) {
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processedNovels = processedNovels.where((novel) {
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final titleMatch = novel.title.toLowerCase().contains(searchQuery.toLowerCase());
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final seriesMatch = novel.seriesName.toLowerCase().contains(searchQuery.toLowerCase());
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return titleMatch || seriesMatch;
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}).toList();
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}
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if (filterOption.series != null && filterOption.series!.isNotEmpty) {
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processedNovels = processedNovels.where((novel) {
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return novel.seriesName.toLowerCase() == filterOption.series!.toLowerCase();
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}).toList();
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}
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switch (sortOption) {
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case SortOption.lastEdited:
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processedNovels.sort((a, b) => b.lastEditTime.compareTo(a.lastEditTime));
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break;
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case SortOption.title:
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processedNovels.sort((a, b) => a.title.compareTo(b.title));
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break;
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case SortOption.wordCount:
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processedNovels.sort((a, b) => b.wordCount.compareTo(a.wordCount));
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break;
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case SortOption.creationDate:
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processedNovels.sort((a, b) => b.lastEditTime.compareTo(a.lastEditTime));
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break;
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case SortOption.actCount:
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processedNovels.sort((a, b) => b.actCount.compareTo(a.actCount));
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break;
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case SortOption.chapterCount:
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processedNovels.sort((a, b) => b.chapterCount.compareTo(a.chapterCount));
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break;
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case SortOption.sceneCount:
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processedNovels.sort((a, b) => b.sceneCount.compareTo(a.sceneCount));
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break;
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}
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return processedNovels;
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}
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NovelListLoaded copyWith({
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List<NovelSummary>? allNovels,
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SortOption? sortOption,
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FilterOption? filterOption,
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GroupOption? groupOption,
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String? searchQuery,
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}) {
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return NovelListLoaded(
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allNovels: allNovels ?? _allNovels,
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sortOption: sortOption ?? this.sortOption,
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filterOption: filterOption ?? this.filterOption,
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groupOption: groupOption ?? this.groupOption,
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searchQuery: searchQuery ?? this.searchQuery,
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);
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}
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}
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class NovelListError extends NovelListState {
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NovelListError({required this.message});
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final String message;
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@override
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List<Object?> get props => [message];
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}
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// 排序选项
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enum SortOption {
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lastEdited,
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title,
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wordCount,
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creationDate,
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actCount,
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chapterCount,
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sceneCount,
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}
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// 分组选项
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enum GroupOption {
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none,
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series,
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status,
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}
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// 过滤选项
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class FilterOption extends Equatable {
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const FilterOption({
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this.showCompleted = true,
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this.showInProgress = true,
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this.showNotStarted = true,
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this.minWordCount = 0,
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this.maxWordCount,
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this.series,
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});
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final bool showCompleted;
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final bool showInProgress;
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final bool showNotStarted;
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final int minWordCount;
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final int? maxWordCount;
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final String? series;
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@override
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List<Object?> get props => [
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showCompleted,
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showInProgress,
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showNotStarted,
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minWordCount,
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maxWordCount,
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series,
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];
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}
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// 添加强制刷新事件
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class RefreshNovels extends NovelListEvent {
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@override
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List<Object?> get props => [];
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}
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// 清理状态事件（用于退出登录）
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class ClearNovels extends NovelListEvent {
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@override
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List<Object?> get props => [];
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}
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// Bloc实现
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class NovelListBloc extends Bloc<NovelListEvent, NovelListState> {
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NovelListBloc({required this.repository}) : super(NovelListInitial()) {
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on<LoadNovels>(_onLoadNovels);
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on<RefreshNovels>(_onRefreshNovels);
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on<ClearNovels>(_onClearNovels);
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on<SearchNovels>(_onSearchNovels);
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on<FilterNovels>(_onFilterNovels);
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on<SortNovels>(_onSortNovels);
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on<GroupNovels>(_onGroupNovels);
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on<DeleteNovel>(_onDeleteNovel);
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on<CreateNovel>(_onCreateNovel);
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}
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final NovelRepository repository;
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// 防止重复加载标志
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bool _isLoading = false;
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// 数据是否已经加载过的标志
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bool _hasLoadedData = false;
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Future<void> _onLoadNovels(LoadNovels event, Emitter<NovelListState> emit) async {
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// 如果数据已经加载过且当前不是错误状态，则不重复加载
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if (_hasLoadedData && state is NovelListLoaded) return;
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// 如果已经在加载中，则不重复加载
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if (_isLoading || state is NovelListLoading) return;
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_isLoading = true;
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// 只有在没有数据时才显示加载状态
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if (!_hasLoadedData) {
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emit(NovelListLoading());
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}
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try {
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final novels = await repository.fetchNovels();
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// 转换为NovelSummary列表
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final novelSummaries = novels.map((novel) => NovelSummary(
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id: novel.id,
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title: novel.title,
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coverUrl: novel.coverUrl,
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lastEditTime: novel.updatedAt,
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wordCount: novel.wordCount,
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readTime: novel.readTime,
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version: novel.version,
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completionPercentage: 0.0,
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lastEditedChapterId: novel.lastEditedChapterId,
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author: novel.author?.username,
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contributors: novel.contributors,
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actCount: novel.getActCount(),
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chapterCount: novel.getChapterCount(),
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sceneCount: novel.getSceneCount(),
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serverUpdatedAt: novel.updatedAt,
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)).toList();
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_hasLoadedData = true;
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emit(NovelListLoaded(allNovels: novelSummaries));
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} catch (e) {
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emit(NovelListError(message: e.toString()));
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} finally {
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_isLoading = false;
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}
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}
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// 强制刷新数据（忽略缓存）
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Future<void> _onRefreshNovels(RefreshNovels event, Emitter<NovelListState> emit) async {
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// 重置缓存标志，强制重新加载
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_hasLoadedData = false;
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add(LoadNovels());
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}
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// 清理小说列表状态（用于退出登录）
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void _onClearNovels(ClearNovels event, Emitter<NovelListState> emit) {
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// 重置所有标志
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_isLoading = false;
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_hasLoadedData = false;
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// 恢复到初始状态
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emit(NovelListInitial());
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}
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Future<void> _onSearchNovels(SearchNovels event, Emitter<NovelListState> emit) async {
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final currentState = state;
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if (currentState is NovelListLoaded) {
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emit(currentState.copyWith(searchQuery: event.query));
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}
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}
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void _onFilterNovels(FilterNovels event, Emitter<NovelListState> emit) {
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final currentState = state;
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if (currentState is NovelListLoaded) {
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emit(currentState.copyWith(filterOption: event.filterOption));
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}
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}
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void _onSortNovels(SortNovels event, Emitter<NovelListState> emit) {
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final currentState = state;
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if (currentState is NovelListLoaded) {
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emit(currentState.copyWith(sortOption: event.sortOption));
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}
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}
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void _onGroupNovels(GroupNovels event, Emitter<NovelListState> emit) {
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final currentState = state;
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if (currentState is NovelListLoaded) {
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emit(currentState.copyWith(groupOption: event.groupOption));
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}
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}
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Future<void> _onDeleteNovel(DeleteNovel event, Emitter<NovelListState> emit) async {
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final currentState = state;
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if (currentState is NovelListLoaded) {
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try {
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await repository.deleteNovel(event.id);
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final updatedNovels = currentState._allNovels.where((novel) => novel.id != event.id).toList();
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emit(currentState.copyWith(allNovels: updatedNovels));
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} catch (e) {
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emit(NovelListError(message: e.toString()));
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}
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}
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}
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// 添加创建小说的处理方法
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Future<void> _onCreateNovel(CreateNovel event, Emitter<NovelListState> emit) async {
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try {
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final newNovel = await repository.createNovel(event.title);
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// 将Novel转换为NovelSummary
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final novelSummary = NovelSummary(
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id: newNovel.id,
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title: newNovel.title,
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coverUrl: newNovel.coverUrl,
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lastEditTime: newNovel.updatedAt,
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wordCount: newNovel.wordCount,
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readTime: newNovel.readTime,
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version: newNovel.version,
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seriesName: event.seriesName ?? '',
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completionPercentage: 0.0,
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author: newNovel.author?.username,
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contributors: newNovel.contributors,
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actCount: newNovel.getActCount(),
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chapterCount: newNovel.getChapterCount(),
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sceneCount: newNovel.getSceneCount(),
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serverUpdatedAt: newNovel.updatedAt,
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);
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// 直接更新状态，添加新创建的小说
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final currentState = state;
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if (currentState is NovelListLoaded) {
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final updatedNovels = List<NovelSummary>.from(currentState._allNovels)..add(novelSummary);
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emit(currentState.copyWith(allNovels: updatedNovels));
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} else {
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// 如果当前不是加载状态，则重新加载整个列表
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add(LoadNovels());
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}
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} catch (e) {
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emit(NovelListError(message: e.toString()));
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}
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}
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}
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Block a user