added cache for generics

lib/blocs/caches/genericlist/functions/cache_genericlist_dispose.dart

@@ -0,0 +1,8 @@
+import 'package:flutter/widgets.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_bloc.dart';
+
+void cacheGenericListDispose(BuildContext context) async {
+  final cache = context.read<GenericListBloc>();
+  cache.close();
+}

lib/blocs/caches/genericlist/functions/cache_getgenericlist.dart

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+import 'package:flutter/widgets.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_bloc.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_event.dart';
+
+Future<List> cacheGetGenericList(BuildContext context) async {
+  try {
+    final genericListCache = context.read<GenericListBloc>();
+    genericListCache.add(GenericListCacheGet());
+    return genericListCache.state.value;
+  } catch (e) {
+    return [];
+  }
+}

lib/blocs/caches/genericlist/functions/cache_setgenericlist.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/widgets.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_bloc.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_event.dart';
+
+Future<bool> cacheSetGenericList(BuildContext context, List value) async {
+  try {
+    final genericListCache = context.read<GenericListBloc>();
+    genericListCache.add(GenericListCacheSet(value));
+    return true;
+  } catch (e) {
+    return false;
+  }
+}

lib/blocs/caches/genericlist/genericlist_cache_bloc.dart

@@ -0,0 +1,14 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_event.dart';
+import 'package:pharmacy_mobile/blocs/caches/genericlist/genericlist_cache_state.dart';
+
+class GenericListBloc extends Bloc<GenericListCacheEvent, GenericListCacheState> {
+  GenericListBloc() : super(GenericListCacheState([])) {
+    on<GenericListCacheSet>((event, emit) {
+      emit(GenericListCacheState(event.value));
+    });
+    on<GenericListCacheGet>((event, emit) {
+      emit(state);
+    });
+  }
+}

lib/blocs/caches/genericlist/genericlist_cache_event.dart

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+abstract class GenericListCacheEvent {}
+
+class GenericListCacheSet extends GenericListCacheEvent {
+  final List value;
+  GenericListCacheSet(this.value);
+}
+
+class GenericListCacheGet extends GenericListCacheEvent {}

lib/blocs/caches/genericlist/genericlist_cache_state.dart

@@ -0,0 +1,5 @@
+class GenericListCacheState {
+  final List value;
+
+  GenericListCacheState(this.value);
+}