app-starlock/lib/mine/mineSet/transferGateway/selectGetewayList_page.dart

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:star_lock/mine/mineSet/transferGateway/selectGetewayList_state.dart';

import '../../../../appRouters.dart';
import '../../../../app_settings/app_colors.dart';
import '../../../../tools/titleAppBar.dart';
import '../../../tools/noData.dart';
import 'selectGetewayList_entity.dart';
import 'selectGetewayList_logic.dart';

class SelectGetewayListPage extends StatefulWidget {
  const SelectGetewayListPage({Key? key}) : super(key: key);

  @override
  State<SelectGetewayListPage> createState() => _SelectGetewayListPageState();
}

class _SelectGetewayListPageState extends State<SelectGetewayListPage> {
  final SelectGetewayListLogic logic = Get.put(SelectGetewayListLogic());
  final SelectGetewayListState state = Get.find<SelectGetewayListLogic>().state;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: AppColors.mainBackgroundColor,
      appBar: TitleAppBar(
        barTitle: '选择网关'.tr,
        haveBack: true,
        backgroundColor: AppColors.mainColor,
        actionsList: <Widget>[
          TextButton(
              onPressed: () {
                setState(() {
                  for (GetewayItemData element in state.getewayListData.value) {
                    if(state.isSelectAll == true){
                      state.isSelectAll = false;
                      element.select = 0;
                    }else{
                      state.isSelectAll = true;
                      element.select = 1;
                    }
                  }
                });
              },
              child: Text(
                '全选'.tr,
                style: TextStyle(color: Colors.white, fontSize: 24.sp),
              ))
        ],
      ),
      body: Column(
        children: <Widget>[
          Expanded(child: _buildMainUI()),
          SizedBox(
            height: 20.h,
          ),
          _buildNextBtn(),
          SizedBox(
            height: 64.h,
          )
        ],
      ),
    );
  }

  Widget _buildMainUI() {
    return Obx(() => state.getewayListData.value.isNotEmpty ? ListView.separated(
        itemCount: state.getewayListData.value.length,
        separatorBuilder: (BuildContext context, int index) {
          return Divider(
            height: 1,
            indent: 20.w,
            endIndent: 20.w,
            color: AppColors.greyLineColor,
          );
        },
        itemBuilder: (BuildContext c, int index) {
          GetewayItemData getewayItemData = state.getewayListData.value[index];
          return _electronicKeyItem(getewayItemData, () {
            setState(() {
              if(getewayItemData.select == 1){
                getewayItemData.select = 0;
              }else{
                getewayItemData.select = 1;
              }
            });
          });
        }): NoData());
  }

  Widget _electronicKeyItem(GetewayItemData getewayItemData, Function() action) {
    return GestureDetector(
      onTap: action,
      child: Container(
        color: Colors.white,
        height: 80.h,
        child: Row(
          mainAxisAlignment: MainAxisAlignment.start,
          crossAxisAlignment: CrossAxisAlignment.center,
          children: <Widget>[
            SizedBox(
              width: 20.w,
            ),
            GestureDetector(
              child: Image.asset(
                (getewayItemData.select == 1) ? 'images/icon_round_select.png' : 'images/icon_round_unSelect.png',
                width: 30.w,
                height: 30.w,
              ),
            ),
            SizedBox(
              width: 16.w,
            ),
            Image.asset(
              'images/getewayType_G2.png',
              width: 50.w,
              height: 50.w,
              fit: BoxFit.fill,
            ),
            SizedBox(
              width: 16.w,
            ),
            Text(getewayItemData.gatewayName!, style: TextStyle(fontSize: 24.sp),)
          ],
        ),
      ),
    );
  }

  Widget _buildNextBtn() {
    return GestureDetector(
      child: Container(
        color: AppColors.mainColor,
        width: ScreenUtil().screenWidth,
        height: 64.h,
        child: TextButton(
            onPressed: () async {
              bool isCanNext = false;
              List idList = [];
              for (final GetewayItemData element in state.getewayListData.value) {
                if(element.select == 1){
                  isCanNext = true;
                  idList.add(element.gatewayId);
                }
              }
              if(isCanNext == false){
                logic.showToast('请选择锁'.tr);
                return;
              }
              final data = await Get.toNamed(Routers.recipientInformationPage, arguments: <String, Object>{
                'idList':idList,
                'isFromType':2,
              });
              if(data != null) {
                logic.getGetewayListData();
              }
            },
            child: Text(
              '下一步'.tr,
              style: TextStyle(fontSize: 24.sp, color: Colors.white),
            )),
      ),
    );
  }
}