add ListesyeRefresh

lib/pages/home/index.dart

@@ -2,13 +2,76 @@ import 'package:farmer_client/widgets/Modal.dart' as modal;
 import 'package:farmer_client/widgets/layout/BasicPage.dart';
 import 'package:flutter/material.dart';
 import '../../utils/timer.dart';
-import './widgets/home/index.dart';
+import '../MoreCars/index.dart';
+import 'package:carousel_slider/carousel_slider.dart';
+import 'package:farmer_client/pages/home/widgets/home/widgets/headers.dart';
+import 'package:farmer_client/pages/home/widgets/home/widgets/searchBannerHeader.dart';
+import 'package:farmer_client/widgets/NullCard.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_easyloading/flutter_easyloading.dart';
+import 'package:flutter_easyrefresh/easy_refresh.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:fluttertoast/fluttertoast.dart';
+import 'package:get/get.dart';
+import '../../../../models/app.dart';
+import '../../../../models/entities/CardInfo.dart';
+import '../../../../models/entities/CardListModel.dart';
+import '../../../../services/homeAPI.dart';
+import '../../../../widgets/CarsCard.dart';
+import 'package:farmer_client/models/entities/Banners.dart';
 
 class Home extends BasicPage {
   Home({Key? key}) : super(key: key) {
     tabIndex = 0;
     naviTitle = '首页';
   }
+  EasyRefreshController _controller = EasyRefreshController();
+
+  String? location = AppController.t.locationStr;
+  final machineryLists = Rx<List<CardListModel>>([]);
+
+  final newMachineryLists = Rx<List<CardListModel>>([]);
+  var pageIndex = 1; //页数
+  var count = 10; //每页10条
+  late int maxSum; //最多条数
+  int _count = 0;
+  Map<String, dynamic> params = {'pageNum': 1,'location':AppController.t.locationStr ?? '112.087465,32.687507'};
+
+
+  void getNewData() {
+    pageIndex = 1;
+    params['pageNum'] = pageIndex;
+    print(params['pageNum']);
+    getMachinery(params).then((value) {
+      maxSum = value['total'];
+
+      List<CardListModel> list = [];
+      value['records'].forEach((item) {
+        list.add(CardListModel.fromJson(item));
+      });
+      machineryLists(list);
+      newMachineryLists(list);
+      _count = machineryLists.value.length;
+    });
+  }
+
+  void getMoreData() {
+    pageIndex++;
+    params['pageNum'] = pageIndex;
+    print(params['pageNum']);
+    getMachinery(params).then((value) {
+      maxSum = value['total'];
+      List<CardListModel> list = [];
+      List<CardListModel> Newlist = [];
+      value['records'].forEach((item) {
+        list.add(CardListModel.fromJson(item));
+      });
+      newMachineryLists.value.addAll(list);
+      Newlist.addAll(newMachineryLists.value);
+      machineryLists(Newlist);
+      _count = machineryLists.value.length;
+    });
+  }
 
   @override
   Widget builder(BuildContext context) {
@@ -20,6 +83,94 @@ class Home extends BasicPage {
       // modal.showDialog(title: '测试', content: SizedBox(width: 400, height: 300,), onConfirm: () => false);
     }, 2000);
 
-    return const HomePage();
+     return Container(
+      decoration: BoxDecoration(color: Colors.white),
+      alignment: Alignment.center,
+      padding: EdgeInsets.fromLTRB(15.w, 5.w, 15.w, 0),
+      child:Column(
+          children: [
+          searchBannerHeader(),
+            Row(
+              mainAxisAlignment: MainAxisAlignment.spaceBetween,
+              children: [
+                Container(
+                  padding: EdgeInsets.fromLTRB(10.w, 15.w, 10.w, 0),
+
+                  child: Row(
+                    children: [
+                      Padding(
+                        padding: EdgeInsets.fromLTRB(0, 0, 8, 0),
+                        child: Image(
+                          image:
+                          AssetImage('images/icons/carsListImga.png'),
+                          fit: BoxFit.cover,
+                          width: 20.w,
+                        ),
+                      ),
+                      Text(
+                        '农机列表',
+                        style: TextStyle(
+                            color: Color(0xff222222),
+                            fontSize: 20.sp,
+                            fontWeight: FontWeight.bold),
+                      )
+                    ],
+                  ),
+                ),
+                Container(
+                  child: GestureDetector(
+                    child: Text('更多 >>'),
+                    onTap: () {
+                      print('点我进入农机搜索/更多页');
+                      Get.to(MoreCars());
+                    },
+                  ),
+                )
+              ],
+            ),
+            Expanded(
+              child: (
+                  EasyRefresh(
+                    controller: _controller,
+                    firstRefresh: true,
+                    onRefresh: () async {
+                      await Future.delayed(Duration(seconds: 1), () {
+                        print("下拉刷新-----");
+                        getNewData();
+                        _controller.resetLoadState();
+                      });
+                    },
+                    onLoad: () async {
+                      await Future.delayed(Duration(seconds: 1), () {
+                        if (_count == maxSum) {
+                          Fluttertoast.showToast(msg: '暂无更多数据哦');
+                        } else {
+                          getMoreData();
+                        }
+                        _controller.finishLoad(noMore: _count >= maxSum);
+
+                      });
+                    },
+                    child: Obx(
+                          () => machineryLists.value.length > 0
+                          ?
+                      Column(
+                        mainAxisSize: MainAxisSize.min,
+                        children: machineryLists.value
+                            .map((item) => CarsCard(item: item))
+                            .toList(),
+                      ): NullCard(text: '暂无农机信息！'),
+                    ),
+                  )
+
+              ),
+            ),
+
+      ],
+    )
+
+
+    );
+
   }
 }

lib/pages/home/widgets/home/index.dart

@@ -1,147 +0,0 @@
-import 'package:carousel_slider/carousel_slider.dart';
-import 'package:farmer_client/pages/home/widgets/home/widgets/headers.dart';
-import 'package:farmer_client/widgets/NullCard.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter_easyloading/flutter_easyloading.dart';
-import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:get/get.dart';
-import '../../../../models/app.dart';
-import '../../../../models/entities/CardInfo.dart';
-import '../../../../models/entities/CardListModel.dart';
-import '../../../../services/homeAPI.dart';
-import '../../../../widgets/CarsCard.dart';
-import 'package:farmer_client/models/entities/Banners.dart';
-import '../../../MoreCars/index.dart';
-
-class HomePage extends StatefulWidget {
-  const HomePage({
-    Key? key,
-  }) : super(key: key);
-
-  @override
-  _HomePageState createState() => _HomePageState();
-}
-
-class _HomePageState extends State<HomePage> {
-  final CarouselController _controller = CarouselController();
-  List<Banners> bannerList = [];
-  String? location = AppController.t.locationStr;
-
-  List<CardListModel> machineryLists = [];
-
-  @override
-  void initState() {
-    super.initState();
-    // final long=   location.value!['longitude'].toString() + "," + location.value!['latitude'].toString();
-    //  print('location+$location,lolongglongng+$long');
-    getHomeBanner('banner').then((value) {
-      EasyLoading.show(status: '数据加载中...');
-
-      setState(() {
-        value.forEach((item) {
-          bannerList.add(Banners.fromJson(item));
-        });
-      });
-      EasyLoading.dismiss();
-
-    });
-
-    getMachinery(location ?? '112.087465,32.687507').then((value) {
-      EasyLoading.show(status: '数据加载中...');
-
-      setState(() {
-        value['records'].forEach((item) {
-          machineryLists.add(CardListModel.fromJson(item));
-        });
-      });
-      EasyLoading.dismiss();
-
-    });
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Container(
-      decoration: BoxDecoration(color: Colors.white),
-      alignment: Alignment.center,
-      padding: EdgeInsets.fromLTRB(15.w, 0, 15.w, 0),
-      child: ListView(
-        children: [
-          TypeHeader(
-            type: true,
-          ),
-          Container(
-            margin: EdgeInsets.fromLTRB(0, 15, 0, 0),
-            child: CarouselSlider(
-              items: bannerList
-                  .map((item) => Container(
-                        child: Center(
-                            child: Image.network(item.thumb.toString(),
-                                fit: BoxFit.cover, width: 350.w)),
-                      ))
-                  .toList(),
-              options: CarouselOptions(
-                autoPlay: true,
-                enlargeCenterPage: false, //图片中心放大
-                viewportFraction: 1, //每个页面应占据的视口部分。默认为 0.8，这意味着每个页面填充 80% 的轮播。
-                // aspectRatio: 1.6,//纵横比
-                height: 214.w,
-                initialPage: 1, //初始页
-              ),
-            ),
-          ),
-          Container(
-              margin: EdgeInsets.fromLTRB(0, 20, 0, 20),
-              child: Column(
-                children: [
-                  Row(
-                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                    children: [
-                      Container(
-
-                        child: Row(
-                          children: [
-                            Padding(
-                              padding: EdgeInsets.fromLTRB(0, 0, 8, 0),
-                              child: Image(
-                                image:
-                                    AssetImage('images/icons/carsListImga.png'),
-                                fit: BoxFit.cover,
-                                width: 20.w,
-                              ),
-                            ),
-                            Text(
-                              '农机列表',
-                              style: TextStyle(
-                                  color: Color(0xff222222),
-                                  fontSize: 20.sp,
-                                  fontWeight: FontWeight.bold),
-                            )
-                          ],
-                        ),
-                      ),
-                      Container(
-                        child: GestureDetector(
-                          child: Text('更多 >>'),
-                          onTap: () {
-                            print('点我进入农机搜索/更多页');
-                            Get.to(MoreCars());
-                          },
-                        ),
-                      )
-                    ],
-                  ),
-                  machineryLists.length >= 1
-                      ? Column(
-                          children: machineryLists
-                              .map((item) => CarsCard(item: item))
-                              .toList(),
-                        )
-                      : NullCard(text: '暂无农机信息！')
-                ],
-              )),
-        ],
-      ),
-    );
-  }
-}

lib/pages/home/widgets/home/widgets/searchBannerHeader.dart

@@ -0,0 +1,76 @@
+import 'package:carousel_slider/carousel_slider.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_easyloading/flutter_easyloading.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+
+import '../../../../../models/entities/Banners.dart';
+import '../../../../../services/homeAPI.dart';
+import 'headers.dart';
+
+class searchBannerHeader extends StatefulWidget {
+  const searchBannerHeader({Key? key}) : super(key: key);
+
+  @override
+  State<searchBannerHeader> createState() => _searchBannerHeaderState();
+}
+
+
+class _searchBannerHeaderState extends State<searchBannerHeader> {
+  List<Banners> bannerList = [];
+
+
+
+  @override
+  void initState() {
+    super.initState();
+    // final long=   location.value!['longitude'].toString() + "," + location.value!['latitude'].toString();
+    //  print('location+$location,lolongglongng+$long');
+    getHomeBanner('banner').then((value) {
+      EasyLoading.show(status: '数据加载中...');
+
+      setState(() {
+        value.forEach((item) {
+          bannerList.add(Banners.fromJson(item));
+        });
+      });
+      EasyLoading.dismiss();
+    });
+
+
+  }
+  @override
+  Widget build(BuildContext context) {
+    return  Column(
+      children: [
+        TypeHeader(
+          type: true,
+        ),
+        Container(
+          margin: EdgeInsets.fromLTRB(0, 15, 0, 0),
+          child: CarouselSlider(
+            items: bannerList
+                .map((item) => Container(
+              child: Center(
+                  child: Image.network(
+                      item.thumb.toString(),
+                      fit: BoxFit.cover,
+                      width: 350.w)),
+            ))
+                .toList(),
+            options: CarouselOptions(
+              autoPlay: true,
+              enlargeCenterPage: false, //图片中心放大
+              viewportFraction:
+              1, //每个页面应占据的视口部分。默认为 0.8，这意味着每个页面填充 80% 的轮播。
+              // aspectRatio: 1.6,//纵横比
+              height: 214.w,
+              initialPage: 1, //初始页
+            ),
+          ),
+        ),
+
+      ],
+    );
+
+  }
+}

lib/services/homeAPI.dart

@@ -21,10 +21,8 @@ Future getHomeBanner(String position) async {
  * @param {*} data
  * @returns
  */
-Future getMachinery(String location) async {
-  return request('/machinery', options: Options(method: 'GET'), queryParameters: {
-    'location': location
-  }).catchError((error) => {
+Future getMachinery( params) async {
+  return request('/machinery', options: Options(method: 'GET'), queryParameters:params).catchError((error) => {
         Fluttertoast.showToast(msg: error.error['message']),
       });
 }