order

lib/pages/MoreCars/index.dart

+import 'dart:convert';
+
 import 'package:farmer_client/pages/home/widgets/home/widgets/headers.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
 
+import '../../models/app.dart';
+import '../../models/entities/CardListModel.dart';
 import '../../models/entities/CardTypeModel.dart';
 import '../../services/homeAPI.dart';
 import '../../widgets/CarsCard.dart';
+import '../../widgets/NullCard.dart';
 import '../../widgets/Search.dart';
 
 class MoreCars extends StatefulWidget {
   const MoreCars({Key? key}) : super(key: key);
-
   @override
   State<MoreCars> createState() => _MoreCarsState();
 }
 
 class _MoreCarsState extends State<MoreCars> with TickerProviderStateMixin {
-   late TabController _controller = TabController(length: tabText.value.length, vsync: this);
+  late TabController _controller;
   final tabText = Rx<List<CardTypeModel>>([]);
+  final classId = Rx<List<dynamic>>([]);
+    final cardTypeList = Rx<List<CardListModel>>([]);
+
+    String? location = AppController.t.locationStr;
+    late  int _selectedIndex;
+bool hasTopLoad=false;
 
 
 
   void initState() {
     // TODO: implement initState
     super.initState();
+    // _controller.addListener(() {
+    //   setState(() => _selectedIndex = _controller.index);
+    //   print("liucheng-> ${_controller.indexIsChanging}");
+    // });
+    _controller=TabController(length: tabText.value.length, vsync: this);
+    _geList();
+    _getAllCarsList();
+
+
+
+  }
+  @override
+  void dispose() {
+    super.dispose();
+    _controller.dispose();
+  }
 
+  void _getAllCarsList (){
+    getMachinery(location??'112.087465,32.687507').then((value) {
+      final list = <CardListModel>[];
+      value['records'].forEach((item) {
+        list.add(CardListModel.fromJson(item));
+      });
+      cardTypeList(list);
+    });
   }
   void _geList (){
     getMachineryType().then((value) {
       final list = <CardTypeModel>[];
-      List<String> newTabs =['全部'];
+      List classtypeId =[];
+      List <CardTypeModel> newTabs =[CardTypeModel.fromJson({'name':'全部'})];
       value['records'].forEach((item) {
         list.add(CardTypeModel.fromJson(item));
-
       });
+      list.insertAll(0, newTabs);
       tabText(list);
+      tabText().forEach((item) {
+        classtypeId.add( item.typeId);
+        String a=json.encode(classtypeId);
+        print(a);
+
+      });
+      classId(classtypeId);
+
+      hasTopLoad = true;
+      _controller =  TabController(length: tabText.value.length, vsync: this);
+      print(hasTopLoad);
+
+
     });
   }
 
+
+  void _handleTabChange(i){
+    final index=i;
+    if(index==0){
+      _getAllCarsList();
+    }else {
+      final typeId = classId.value[index];
+      typeMachinery(location ?? '112.087465,32.687507', typeId.toString())
+          .then((value) {
+        final list = <CardListModel>[];
+        value['records'].forEach((item) {
+          list.add(CardListModel.fromJson(item));
+        });
+        cardTypeList(list);
+
+      });
+    }
+
+
+  }
+
   @override
   Widget build(BuildContext context) {
-    // _controller=TabController(length: tabText.length, vsync: this);
-    return Scaffold(
-        resizeToAvoidBottomInset: false,
-        appBar: AppBar(
-          centerTitle: true,
-          backgroundColor: Colors.transparent,
-          foregroundColor: const Color(0xFF333333),
-          elevation: 0,
-          toolbarHeight: 44.w,
-          title: Text(
-            '更多',
-            style: TextStyle(
-                color: const Color(0xFF333333),
-                fontWeight: FontWeight.bold,
-                fontSize: 17.sp,
-                letterSpacing: 2),
+
+      return Scaffold(
+          resizeToAvoidBottomInset: false,
+          appBar: AppBar(
+            centerTitle: true,
+            backgroundColor: Colors.transparent,
+            foregroundColor: const Color(0xFF333333),
+            elevation: 0,
+            toolbarHeight: 44.w,
+            title: Text(
+              '更多',
+              style: TextStyle(
+                  color: const Color(0xFF333333),
+                  fontWeight: FontWeight.bold,
+                  fontSize: 17.sp,
+                  letterSpacing: 2),
+            ),
           ),
-        ),
-        body: SafeArea(
-            child: Container(
-          decoration: BoxDecoration(color: Colors.white),
-          child: ListView(children: [
-            Column(
-              children: [
-                Container(
-                  padding: EdgeInsets.fromLTRB(0, 15, 0, 15),
-                  width: 350.w,
-                  child: TypeHeader(
-                    type: false,
-                  ),
-                ),
-                TabBar(
-                  labelStyle: TextStyle(
-                      fontSize: ScreenUtil().setSp(19),
-                      fontWeight: FontWeight.bold), //选中的样式
-                  unselectedLabelStyle:
-                      TextStyle(fontSize: ScreenUtil().setSp(16)), //未选中的样式
-                  controller: _controller,
-                  isScrollable: true, //可滚动
-                  indicatorColor: Colors.black, //指示器的颜色
-                  labelColor: Colors.black, //选中文字颜色
-                  unselectedLabelColor: Color(0xffadadad),
-                  // indicatorSize: TabBarIndicatorSize.label, //指示器与文字等宽
-                  tabs: tabText.value.map((e) => Tab(text: e.name.toString())).toList(),
-                  onTap: (int i) {
-                    print('当前+${i}');
-                  },
-                ),
-                Container(
-                  child: Column(
-                    children: [],
-                  ),
-                )
-              ],
-            )
-          ]),
-        )));
-  }
+          body: SafeArea(
+              child: Container(
+                alignment: Alignment.center,
+                decoration: BoxDecoration(color: Colors.white),
+                child: !hasTopLoad?
+                ListView(children: [
+                  Column(
+                    children: [
+                      Container(
+                        padding: EdgeInsets.fromLTRB(0, 15, 0, 15),
+                        width: 350.w,
+                        child: TypeHeader(
+                          type: false,
+                        ),
+                      ),
+                      Obx(() =>
+                          TabBar(
+                            labelStyle: TextStyle(
+                                fontSize: ScreenUtil().setSp(19),
+                                fontWeight: FontWeight.bold),
+                            //选中的样式
+                            unselectedLabelStyle:
+                            TextStyle(fontSize: ScreenUtil().setSp(16)),
+                            //未选中的样式
+                            controller: _controller,
+                            isScrollable: true,
+                            //可滚动
+                            indicatorColor: Colors.black,
+                            //指示器的颜色
+                            labelColor: Colors.black,
+                            //选中文字颜色
+                            unselectedLabelColor: Color(0xffadadad),
+                            // indicatorSize: TabBarIndicatorSize.label, //指示器与文字等宽
+                            tabs: tabText.value.map((e) =>
+                                Tab(text: e.name.toString())).toList(),
+                            onTap: (int i) {
+                              _handleTabChange(i);
+                            },
+                          )),
+                      Container(
+                        child: Obx(() =>
+                            Column(
+                              children:
+                              cardTypeList.value.length > 0 ?
+                              cardTypeList()
+                                  .map((item) => CarsCard(item: item))
+                                  .toList()
+                                  : [NullCard(text: '暂无农机信息！')],
+                            )),
+                      )
+                    ],
+                  )
+                ]):Text('加载中...'),
+              )));
+    }
 }

lib/services/homeAPI.dart

 
 
 
+
+/**
+ * 农机分类
+ * @param {*} data
+ * @returns
+ */
+Future typeMachinery(String location,String typeId,) async {
+  return request('/machinery', options: Options(method: 'GET'), queryParameters: {
+    'location': location,'typeId':typeId,
+  },data: {'typeId':typeId,'location':location}).catchError((error) => {
+    Fluttertoast.showToast(msg: error.error['message']),
+  });
+}
+
+
+
 /**
  * 农机详情
  * @param {*} data