[GREEN] Adding kegiatan_terdekat_bloc

lib/bloc/kegiatan_terdekat_bloc.dart

+import 'dart:async';
+
+import 'package:bisaGo/network/data/network_model.dart';
+import 'package:bisaGo/repository/kegiatan_terdekat_repository.dart';
+import 'package:get_it/get_it.dart';
+import 'package:rxdart/rxdart.dart';
+
+class KegiatanTerdekatBloc {
+  KegiatanTerdekatRepository _kegiatanTerdekatRepository;
+  StreamController _kegiatanTerdekatController;
+
+  StreamSink<NetworkModel> get kegiatanTerdekatSink =>
+      _kegiatanTerdekatController.sink;
+  Stream<NetworkModel> get kegiatanTerdekatStream =>
+      _kegiatanTerdekatController.stream;
+
+  KegiatanTerdekatBloc() {
+    _kegiatanTerdekatController = BehaviorSubject<NetworkModel>();
+    _kegiatanTerdekatRepository = GetIt.instance.get<BaseKegiatanTerdekatRepository>();
+    fetchKegiatanTerdekat();
+  }
+
+  Future<void> fetchKegiatanTerdekat() async {
+    kegiatanTerdekatSink.add(NetworkModel.loading('Loading Kegiatan'));
+    try {
+      final kegiatanTerdekatResponse =
+      await _kegiatanTerdekatRepository.fetchKegiatanTerdekatResponse();
+      kegiatanTerdekatSink.add(NetworkModel.completed(kegiatanTerdekatResponse));
+    } catch (e) {
+      kegiatanTerdekatSink.add(NetworkModel.error(e.toString()));
+    }
+  }
+}
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