deus_app/lib/page/patrol/patrol_job_page.dart

//巡检任务列表
import 'package:deus_app/common/event/RefreshPatrol.dart';
import 'package:deus_app/common/style/TitleBar.dart';
import 'package:deus_app/main.dart';
import 'package:deus_app/page/patrol/patrol_job_detail.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';

import '../../common/style/gsy_style.dart';
import '../../common/utils/ConstantString.dart';
import '../../common/utils/DioUtil.dart';
import '../../common/utils/ToastUtils.dart';
import '../../model/patrol_response_entity.dart';
import '../../widget/PatrolJobDrawer.dart';

class PatrolJobPage extends StatefulWidget {
  const PatrolJobPage({super.key});

  static var routeName = '/PatrolJobPage';

  @override
  State createState() {
    return _PatrolJobPage();
  }
}

List<PatrolJobData> patrol_job_list = <PatrolJobData>[];

PatrolJobData query = PatrolJobData();

class _PatrolJobPage extends State<PatrolJobPage> {
  final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
  final RefreshController _refreshController =
  RefreshController(initialRefresh: false);
  int index = 1;
  PatrolJobResponse patrolJobResponse=PatrolJobResponse();
  var _event;

  _load() async {
    var result = await DioUtil().request('patrolJob/appPatrolJobList',
        method: DioMethod.post, data: {'query': query, 'index': index, 'size': 20});
    _refreshController.loadComplete();
    _refreshController.refreshCompleted();
    patrolJobResponse = PatrolJobResponse.fromJson(result);
    if(patrolJobResponse.code==0){
      setState(() {
        if(index==1){
          patrol_job_list.clear();
        }
        patrol_job_list.addAll(patrolJobResponse.data!.patrolJobVOS!);
      });
    }else{
      if(index>1){
        index--;
      }
      showToast(patrolJobResponse.msg!);
    }
    //var patrolJobResponse = PatrolJobResponse.fromJson(result);
    //print(patrolJobResponse);
  }

  @override
  void initState() {
    super.initState();
    _load();
    _event = eventBus.on<RefreshPatrol>().listen((event) {
      setState(() {
        index=1;
        _load();
      });
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        key: _scaffoldKey,
        appBar: TitleBar().drawAppBar(ConstantString.patrolJobText, () {
          _scaffoldKey.currentState?.openEndDrawer();
        }),
        endDrawer: PatrolJobDrawer(callback: (String deviceName, String deviceNo,dynamic stase,dynamic termType){
          setState(() {
            query.name=deviceName;
            query.number=deviceNo;
            query.status=stase;
            query.termType=termType;
            index=1;
            _load();
          });
        }),
        //抽屉
        backgroundColor: const Color(0xfff2f2f2),
        body: patrol_job_list.isNotEmpty?Column(
          children: [
            SizedBox(
              height: 10,
            ),
            Row(
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                SizedBox(
                  width: 15,
                ),
                Text(ConstantString.patrolJobTitle,
                    style: GSYConstant.smallActionLightText),
              ],
            ),
            Expanded(
                child: Container(
                    child: SmartRefresher(
                      enablePullDown: true,
                      enablePullUp: true,
                      header: WaterDropHeader(),
                      footer: CustomFooter(
                        builder: (BuildContext context, LoadStatus? mode) {
                          Widget body;
                          if (mode == LoadStatus.idle) {
                            body = Text("上拉加载");
                          } else if (mode == LoadStatus.loading) {
                            body = CupertinoActivityIndicator();
                          } else if (mode == LoadStatus.failed) {
                            body = Text("加载失败！点击重试！");
                          } else if (mode == LoadStatus.canLoading) {
                            body = Text("松手,加载更多!");
                          } else {
                            body = Text("没有更多数据了!");
                          }
                          return Container(
                            height: 55.0,
                            child: Center(child: body),
                          );
                        },
                      ),
                      controller: _refreshController,
                      onRefresh: _onRefresh,
                      onLoading: _onLoading,
                      child: ListView.builder(
                        itemCount: patrol_job_list.length,
                        itemBuilder: (context, index) {
                          PatrolJobData patrolJobData = patrol_job_list[index];
                          return _patrol_job_list(patrolJobData);
                        },
                      ),
                    )))
          ],
        ):Container(
          alignment: Alignment.center,
          child: const Text(
            '暂无数据',
            textAlign: TextAlign.center,
            style: TextStyle(
              color: GSYColors.primaryLightValue,
              fontSize: GSYConstant.middleTextWhiteSize,
            ),
          ),
        )
    );
  }

  Widget _patrol_job_list(PatrolJobData patrolJobData) {
    return Container(
        margin: EdgeInsets.only(top: 12, left: 10, right: 10),
        padding: EdgeInsets.only(top: 12, bottom: 10),
        color: Colors.white,
        child: ListTile(
          title: Column(
            children: [
              Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
                Container(
                  child: Text(
                    patrolJobData.name!,
                    style: TextStyle(
                      color: Colors.black,
                      fontSize: GSYConstant.middleTextWhiteSize,
                      fontWeight: FontWeight.bold,
                    ),
                  ),
                ),
                Container(
                  padding:
                      EdgeInsets.only(top: 3, bottom: 3, left: 5, right: 5),
                  child: Text(
                    patrolJobData.status == 0
                        ? '已关闭'
                        : patrolJobData.status == 1
                            ? '执行中'
                            : patrolJobData.status == 2
                                ? '已完成'
                                : patrolJobData.status == 3
                                    ? '待执行'
                                    : patrolJobData.status == 4
                                        ? '已逾期'
                                        : '未知',
                    textAlign: TextAlign.right,
                    style: TextStyle(
                      color:
                          patrolJobData.status == 0 || patrolJobData.status == 4
                              ? Colors.red
                              : patrolJobData.status == 1||patrolJobData.status == 3
                                  ? Colors.orange
                                  : patrolJobData.status == 2
                                      ? Colors.blue
                                      : Colors.black, //边框颜色
                      fontSize: GSYConstant.minTextSize,
                    ),
                  ),
                  decoration: BoxDecoration(
                    border: new Border.all(
                      color:
                          patrolJobData.status == 0 || patrolJobData.status == 4
                              ? Colors.red
                              : patrolJobData.status == 1 ||patrolJobData.status == 3
                                  ? Colors.orange
                                  : patrolJobData.status == 2
                                      ? Colors.blue
                                      : Colors.black, //边框颜色
                      width: 1.0, //边框粗细
                    ),
                    borderRadius: const BorderRadius.all(
                        const Radius.circular(3.0)), //边框的弧度
                  ),
                )
              ]),
              SizedBox(
                height: 12,
              ),
              Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
                Container(
                  child: Text(
                    '任务编号:',
                    style: TextStyle(
                      color: GSYColors.primaryLightValue,
                      fontSize: GSYConstant.smallTextSize,
                    ),
                  ),
                ),
                Container(
                  child: Text(
                    patrolJobData.number!,
                    textAlign: TextAlign.right,
                    style: TextStyle(
                      color: GSYColors.primaryLightValue,
                      fontSize: GSYConstant.smallTextSize,
                    ),
                  ),
                ),
              ]),
              SizedBox(
                height: 10,
              ),
              Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
                Container(
                  child: Text(
                    '任务开始时间:',
                    style: TextStyle(
                      color: GSYColors.primaryLightValue,
                      fontSize: GSYConstant.smallTextSize,
                    ),
                  ),
                ),
                Container(
                  child: Text(
                    patrolJobData.startDate!,
                    textAlign: TextAlign.right,
                    style: TextStyle(
                      color: GSYColors.primaryLightValue,
                      fontSize: GSYConstant.smallTextSize,
                    ),
                  ),
                ),
              ]),
              SizedBox(
                height: 10,
              ),
              Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [
                Container(
                  child: Text(
                    '任务结束时间:',
                    style: TextStyle(
                      color: GSYColors.primaryLightValue,
                      fontSize: GSYConstant.smallTextSize,
                    ),
                  ),
                ),
                Container(
                  child: Text(
                    patrolJobData.endDate!,
                    textAlign: TextAlign.right,
                    style: TextStyle(
                      color: GSYColors.primaryLightValue,
                      fontSize: GSYConstant.smallTextSize,
                    ),
                  ),
                ),
              ]),
              SizedBox(
                height: 5,
              ),
            ],
          ),
          onTap: () {
            Navigator.push(
                context,
                MaterialPageRoute(
                    builder: (context) =>
                        new PatrolJobDetail(id: patrolJobData.id)));
          },
        ));
  }

  void _onRefresh() async {
    // monitor network fetch
    // await Future.delayed(Duration(milliseconds: 1000));
    // if failed,use refreshFailed()
    if (mounted) {
      setState(() {
        index = 1;
        _load();
      });
    }
  }

  void _onLoading() async {
    // monitor network fetch
    // await Future.delayed(Duration(milliseconds: 1000));
    // if failed,use loadFailed(),if no data return,use LoadNodata()
    // items.add((items.length+1).toString());
    if (mounted) {
      setState(() {
        if (patrolJobResponse.data!.total! > patrol_job_list.length) {
          index++;
          _load();
        } else {
          _refreshController.loadNoData();
        }
      });
    }
  }

  @override
  void dispose() {
    super.dispose();
    _event.cancel();
  }
}