screen plot

lib/data/api/rest_client.dart

@@ -38,4 +38,7 @@ abstract class RestClient {
   //Common
   @PUT("/api/update-fcmToken")
   Future<void> updateFcmToken(@Body() String token);
+
+  @GET("/api/tb-crops?page={page}&size={size}")
+  Future<List<Plot>> getPlots({@Path() int page = 0, @Path() int size = 20});
 }

lib/data/api/rest_client.g.dart

@@ -9,7 +9,7 @@ part of 'rest_client.dart';
 class _RestClient implements RestClient {
   _RestClient(this._dio, {this.baseUrl}) {
     ArgumentError.checkNotNull(_dio, '_dio');
-    this.baseUrl ??= ConstCommon.baseUrl;
+    this.baseUrl ??= 'https://ironman.aztrace.vn';
   }
 
   final Dio _dio;
@@ -164,4 +164,25 @@ class _RestClient implements RestClient {
         data: _data);
     return null;
   }
+
+  @override
+  getPlots({page = 0, size = 20}) async {
+    const _extra = <String, dynamic>{};
+    final queryParameters = <String, dynamic>{};
+    queryParameters.removeWhere((k, v) => v == null);
+    final _data = <String, dynamic>{};
+    final Response<List<dynamic>> _result = await _dio.request(
+        '/api/tb-crops?page=$page&size=$size',
+        queryParameters: queryParameters,
+        options: RequestOptions(
+            method: 'GET',
+            headers: <String, dynamic>{},
+            extra: _extra,
+            baseUrl: baseUrl),
+        data: _data);
+    var value = _result.data
+        .map((dynamic i) => Plot.fromJson(i as Map<String, dynamic>))
+        .toList();
+    return value;
+  }
 }

lib/data/repository/repository.dart

@@ -11,6 +11,11 @@ import 'package:farm_tpf/utils/const_common.dart';
 class Repository {
   final dio = DioProvider.instance();
 
+  Future<List<Plot>> getPlots({int page, int size}) {
+    final client = RestClient(dio);
+    return client.getPlots(page: page, size: size);
+  }
+
   Future<User> signInWithCredentials(String username, String password) {
     final client = RestClient(dio);
     return client.login(UserRequest(username: username, password: password));

lib/models/Plot.dart

@@ -11,6 +11,6 @@ class Plot {
   String activityExecuteDate;
   bool isExceedLimit;
 
-  Plot fromJson(Map<String, dynamic> json) => _$PlotFromJson(json);
+  factory Plot.fromJson(Map<String, dynamic> json) => _$PlotFromJson(json);
   Map<String, dynamic> toJson() => _$PlotToJson(this);
 }

lib/presentation/screens/plot/bloc/plot_bloc.dart

@@ -0,0 +1,60 @@
+import 'dart:async';
+
+import 'package:bloc/bloc.dart';
+import 'package:equatable/equatable.dart';
+import 'package:farm_tpf/data/api/app_exception.dart';
+import 'package:farm_tpf/data/repository/repository.dart';
+import 'package:meta/meta.dart';
+
+part 'plot_event.dart';
+part 'plot_state.dart';
+
+class PlotBloc extends Bloc<PlotEvent, PlotState> {
+  final Repository repository;
+  PlotBloc({@required this.repository}) : super(PlotInitial());
+  static int pageSize = 4;
+
+  @override
+  Stream<PlotState> mapEventToState(
+    PlotEvent event,
+  ) async* {
+    if (event is DataFetched &&
+        !(state is PlotSuccess && (state as PlotSuccess).hasReachedMax)) {
+      try {
+        if (state is PlotInitial) {
+          final response = await repository.getPlots(page: 0, size: pageSize);
+          yield PlotSuccess(
+              items: response,
+              page: 0,
+              hasReachedMax: response.length < pageSize ? true : false);
+        }
+        if (state is PlotSuccess) {
+          final currentState = state as PlotSuccess;
+          int page = currentState.page + 1;
+          final response =
+              await repository.getPlots(page: page, size: pageSize);
+          yield response.isEmpty
+              ? currentState.copyWith(hasReachedMax: true)
+              : PlotSuccess(
+                  items: currentState.items + response,
+                  page: currentState.page + 1,
+                  hasReachedMax: false);
+        }
+      } catch (e) {
+        var errorString = AppException.handleError(e);
+        yield PlotFailure(errorString: errorString);
+      }
+    }
+    if (event is OnRefresh) {
+      try {
+        final response = await repository.getPlots(page: 0, size: pageSize);
+        yield PlotSuccess(
+            items: response,
+            page: 0,
+            hasReachedMax: response.length < pageSize ? true : false);
+      } catch (e) {
+        yield PlotFailure(errorString: AppException.handleError(e));
+      }
+    }
+  }
+}

lib/presentation/screens/plot/bloc/plot_event.dart

@@ -0,0 +1,12 @@
+part of 'plot_bloc.dart';
+
+abstract class PlotEvent extends Equatable {
+  const PlotEvent();
+
+  @override
+  List<Object> get props => [];
+}
+
+class DataFetched extends PlotEvent {}
+
+class OnRefresh extends PlotEvent {}

lib/presentation/screens/plot/bloc/plot_state.dart

@@ -0,0 +1,33 @@
+part of 'plot_bloc.dart';
+
+abstract class PlotState extends Equatable {
+  const PlotState();
+
+  @override
+  List<Object> get props => [];
+}
+
+class PlotInitial extends PlotState {}
+
+class PlotFailure extends PlotState {
+  final String errorString;
+  PlotFailure({@required this.errorString});
+}
+
+class PlotSuccess<T> extends PlotState {
+  final List<T> items;
+  final int page;
+  final bool hasReachedMax;
+
+  const PlotSuccess({this.items, this.page, this.hasReachedMax});
+
+  PlotSuccess copyWith({List<T> items, int page, bool hasReachedMax}) {
+    return PlotSuccess(
+        items: items ?? this.items,
+        page: page ?? this.page,
+        hasReachedMax: hasReachedMax ?? this.hasReachedMax);
+  }
+
+  @override
+  List<Object> get props => [items, hasReachedMax];
+}

lib/presentation/screens/plot/sc_plot.dart

@@ -3,12 +3,13 @@ import 'package:farm_tpf/data/repository/repository.dart';
 import 'package:farm_tpf/models/Plot.dart';
 import 'package:farm_tpf/presentation/custom_widgets/bottom_loader.dart';
 import 'package:farm_tpf/presentation/custom_widgets/loading_list_page.dart';
-import 'package:farm_tpf/utils/bloc/infinity_scroll_bloc.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:farm_tpf/utils/const_string.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 
+import 'bloc/plot_bloc.dart';
+
 class PlotListScreen extends StatefulWidget {
   @override
   _PlotListScreenState createState() => _PlotListScreenState();
@@ -19,7 +20,7 @@ class _PlotListScreenState extends State<PlotListScreen> {
   Widget build(BuildContext context) {
     return BlocProvider(
       create: (context) =>
-          InfinityScrollBloc(repository: Repository())..add(DataFetched()),
+          PlotBloc(repository: Repository())..add(DataFetched()),
       child: HoldInfinityWidget(),
     );
   }
@@ -50,7 +51,7 @@ class InfinityView extends StatefulWidget {
 class _InfinityViewState extends State<InfinityView> {
   final _scrollController = ScrollController();
   final _scrollThreshold = 250.0;
-  InfinityScrollBloc _infinityScrollBloc;
+  PlotBloc _plotBloc;
 
   @override
   void initState() {
@@ -58,21 +59,21 @@ class _InfinityViewState extends State<InfinityView> {
       final maxScroll = _scrollController.position.maxScrollExtent;
       final currentScroll = _scrollController.position.pixels;
       if (maxScroll - currentScroll < _scrollThreshold) {
-        _infinityScrollBloc.add(DataFetched());
+        _plotBloc.add(DataFetched());
       }
     });
-    _infinityScrollBloc = BlocProvider.of<InfinityScrollBloc>(context);
+    _plotBloc = BlocProvider.of<PlotBloc>(context);
     super.initState();
   }
 
   @override
   Widget build(BuildContext context) {
-    return BlocBuilder<InfinityScrollBloc, InfinityScrollState>(
+    return BlocBuilder<PlotBloc, PlotState>(
       builder: (context, state) {
-        if (state is InfinityScrollFailure) {
+        if (state is PlotFailure) {
           return Center(child: Text(state.errorString));
         }
-        if (state is InfinityScrollSuccess) {
+        if (state is PlotSuccess) {
           if (state.items.isEmpty) {
             return Center(child: Text(label_list_empty));
           }
@@ -89,7 +90,7 @@ class _InfinityViewState extends State<InfinityView> {
                 controller: _scrollController,
               ),
               onRefresh: () async {
-                _infinityScrollBloc.add(OnRefresh());
+                _plotBloc.add(OnRefresh());
               });
         }
         return Center(