feat: add content management events

- Added events for headlines
- Added events for categories
- Added events for sources

Author: fulleni

lib/content_management/bloc/content_management_event.dart

@@ -0,0 +1,208 @@
+part of 'content_management_bloc.dart';
+
+sealed class ContentManagementEvent extends Equatable {
+  const ContentManagementEvent();
+
+  @override
+  List<Object?> get props => [];
+}
+
+/// {@template content_management_tab_changed}
+/// Event to change the active content management tab.
+/// {@endtemplate}
+final class ContentManagementTabChanged extends ContentManagementEvent {
+  /// {@macro content_management_tab_changed}
+  const ContentManagementTabChanged(this.tab);
+
+  /// The new active tab.
+  final ContentManagementTab tab;
+
+  @override
+  List<Object?> get props => [tab];
+}
+
+/// {@template load_headlines_requested}
+/// Event to request loading of headlines.
+/// {@endtemplate}
+final class LoadHeadlinesRequested extends ContentManagementEvent {
+  /// {@macro load_headlines_requested}
+  const LoadHeadlinesRequested({this.startAfterId, this.limit});
+
+  /// Optional ID to start pagination after.
+  final String? startAfterId;
+
+  /// Optional maximum number of items to return.
+  final int? limit;
+
+  @override
+  List<Object?> get props => [startAfterId, limit];
+}
+
+/// {@template create_headline_requested}
+/// Event to request creation of a new headline.
+/// {@endtemplate}
+final class CreateHeadlineRequested extends ContentManagementEvent {
+  /// {@macro create_headline_requested}
+  const CreateHeadlineRequested(this.headline);
+
+  /// The headline to create.
+  final Headline headline;
+
+  @override
+  List<Object?> get props => [headline];
+}
+
+/// {@template update_headline_requested}
+/// Event to request update of an existing headline.
+/// {@endtemplate}
+final class UpdateHeadlineRequested extends ContentManagementEvent {
+  /// {@macro update_headline_requested}
+  const UpdateHeadlineRequested({required this.id, required this.headline});
+
+  /// The ID of the headline to update.
+  final String id;
+
+  /// The updated headline data.
+  final Headline headline;
+
+  @override
+  List<Object?> get props => [id, headline];
+}
+
+/// {@template delete_headline_requested}
+/// Event to request deletion of a headline.
+/// {@endtemplate}
+final class DeleteHeadlineRequested extends ContentManagementEvent {
+  /// {@macro delete_headline_requested}
+  const DeleteHeadlineRequested(this.id);
+
+  /// The ID of the headline to delete.
+  final String id;
+
+  @override
+  List<Object?> get props => [id];
+}
+
+/// {@template load_categories_requested}
+/// Event to request loading of categories.
+/// {@endtemplate}
+final class LoadCategoriesRequested extends ContentManagementEvent {
+  /// {@macro load_categories_requested}
+  const LoadCategoriesRequested({this.startAfterId, this.limit});
+
+  /// Optional ID to start pagination after.
+  final String? startAfterId;
+
+  /// Optional maximum number of items to return.
+  final int? limit;
+
+  @override
+  List<Object?> get props => [startAfterId, limit];
+}
+
+/// {@template create_category_requested}
+/// Event to request creation of a new category.
+/// {@endtemplate}
+final class CreateCategoryRequested extends ContentManagementEvent {
+  /// {@macro create_category_requested}
+  const CreateCategoryRequested(this.category);
+
+  /// The category to create.
+  final Category category;
+
+  @override
+  List<Object?> get props => [category];
+}
+
+/// {@template update_category_requested}
+/// Event to request update of an existing category.
+/// {@endtemplate}
+final class UpdateCategoryRequested extends ContentManagementEvent {
+  /// {@macro update_category_requested}
+  const UpdateCategoryRequested({required this.id, required this.category});
+
+  /// The ID of the category to update.
+  final String id;
+
+  /// The updated category data.
+  final Category category;
+
+  @override
+  List<Object?> get props => [id, category];
+}
+
+/// {@template delete_category_requested}
+/// Event to request deletion of a category.
+/// {@endtemplate}
+final class DeleteCategoryRequested extends ContentManagementEvent {
+  /// {@macro delete_category_requested}
+  const DeleteCategoryRequested(this.id);
+
+  /// The ID of the category to delete.
+  final String id;
+
+  @override
+  List<Object?> get props => [id];
+}
+
+/// {@template load_sources_requested}
+/// Event to request loading of sources.
+/// {@endtemplate}
+final class LoadSourcesRequested extends ContentManagementEvent {
+  /// {@macro load_sources_requested}
+  const LoadSourcesRequested({this.startAfterId, this.limit});
+
+  /// Optional ID to start pagination after.
+  final String? startAfterId;
+
+  /// Optional maximum number of items to return.
+  final int? limit;
+
+  @override
+  List<Object?> get props => [startAfterId, limit];
+}
+
+/// {@template create_source_requested}
+/// Event to request creation of a new source.
+/// {@endtemplate}
+final class CreateSourceRequested extends ContentManagementEvent {
+  /// {@macro create_source_requested}
+  const CreateSourceRequested(this.source);
+
+  /// The source to create.
+  final Source source;
+
+  @override
+  List<Object?> get props => [source];
+}
+
+/// {@template update_source_requested}
+/// Event to request update of an existing source.
+/// {@endtemplate}
+final class UpdateSourceRequested extends ContentManagementEvent {
+  /// {@macro update_source_requested}
+  const UpdateSourceRequested({required this.id, required this.source});
+
+  /// The ID of the source to update.
+  final String id;
+
+  /// The updated source data.
+  final Source source;
+
+  @override
+  List<Object?> get props => [id, source];
+}
+
+/// {@template delete_source_requested}
+/// Event to request deletion of a source.
+/// {@endtemplate}
+final class DeleteSourceRequested extends ContentManagementEvent {
+  /// {@macro delete_source_requested}
+  const DeleteSourceRequested(this.id);
+
+  /// The ID of the source to delete.
+  final String id;
+
+  @override
+  List<Object?> get props => [id];
+}