harmony/features/netease/src/main/ets/view/ArrangementsComp.ets

import {
  BaseBean,
  BasicConstant, EmptyViewComp, hdHttp, HdLoadingDialog, HdNav, HdResponse, HdSearchNav } from '@itcast/basic'
import { HMLifecycleState, HMRouter, HMRouterMgr, HMRouterPathCallback, HMRouterPathInfo } from '@hadss/hmrouter'
import { PullToRefreshLayout, RefreshController } from 'refreshlib'
import { HashMap } from '@kit.ArkTS';
import { BusinessError } from '@kit.BasicServicesKit';
import { promptAction } from '@kit.ArkUI';
import { StringIsEmpty } from '@nimkit/common';
import { ListOut, ListOutPatientModel } from '../model/ListOutPatientModel';
import { ItemCompArrange } from '../components/ItemCompArrange';

@HMRouter({ pageUrl: 'ArrangementsComp' })
@Component
export struct ArrangementsComp {
  dialog: CustomDialogController = new CustomDialogController({
    builder: HdLoadingDialog({ message: '加载中...' }),
    customStyle: true,
    alignment: DialogAlignment.Center
  })
  @State pageNumber:number = 1;
  @State totalPageNumer:number = 1;
  @State data:ListOut[]=[];
  @State isEmptyViewVisible: boolean = false; // 控制显隐的状态变量
  @State
  @Watch('deleteOutPatient')
  delete: boolean=false
  @State deleteUuid:string=''
  private lifecycleOwner = HMRouterMgr.getCurrentLifecycleOwner()
  private handleCallback = () => {
    this.getList();
  }
  aboutToAppear() {
    this.getList();
    this.lifecycleOwner?.addObserver(HMLifecycleState.onShown,this.handleCallback)
  }
  aboutToDisappear(): void {
    this.lifecycleOwner?.removeObserver(HMLifecycleState.onShown,this.handleCallback)
  }
  getList() {
    const hashMap: HashMap<string, string> = new HashMap();
    hashMap.set('page',this.pageNumber.toString());
    this.dialog.open()
    hdHttp.httpReq<string>(BasicConstant.listOutPatient,hashMap).then(async (res: HdResponse<string>) => {
      this.dialog.close();
      let json:ListOutPatientModel = JSON.parse(res+'') as ListOutPatientModel;
      if(json.code == '200') {
        if(this.pageNumber==1)
        {
          this.data=[]
          if(json.data!=null)
          {
            this.data = json.data.list;
          }

        }
        else if(this.pageNumber>1)
        {
          this.data.push(...json.data.list)
        }

        this.totalPageNumer =json.data.totalPage;
        if (this.data.length > 0) {
          this.isEmptyViewVisible = false;
        } else  {
          this.isEmptyViewVisible = true;
        }
      } else {

        promptAction.showToast({ message: json.message, duration: 1000 })
      }
    }).catch((err: BusinessError) => {
      this.dialog.close();
      this.controller.refreshError();
      console.info(`Response fails: ${err}`);
    })
  }
  public controller:RefreshController = new RefreshController();
  scroller = new Scroller();
  @State Sorts:string='最新'
  @State Imgs:ResourceStr=$r('app.media.cb_new')
  @State inputText:string=''
  @State
  @Watch('onRefresh')
  sort:string='1'

  onRefresh()
  {
    this.pageNumber = 1;
    this.getList();
  }
  build() {
   Column(){

     Text().height(20).width('100%').backgroundColor($r('app.color.home_gray'))
     if (this.isEmptyViewVisible){
       EmptyViewComp({promptText:'暂无门诊安排',isVisibility:this.isEmptyViewVisible}).layoutWeight(1)

     }
     else
     {
       PullToRefreshLayout({
         scroller:this.scroller,
         viewKey:"ListPage",
         controller:this.controller,
         contentView:()=>{
           this.contentView()
         },

         onRefresh:()=>{
           this.pageNumber = 1;
           this.getList();
           setTimeout(() => {
             this.controller.refreshSuccess()
           }, 1000)
         },
         onCanPullRefresh:()=>{
           if (!this.scroller.currentOffset()) {
             /*处理无数据，为空的情况*/
             return true
           }
           //如果列表到顶，返回true，表示可以下拉，返回false，表示无法下拉
           return this.scroller.currentOffset().yOffset <= 0
         },
         onLoad:()=>{
           this.pageNumber++;
           this.getList();
           setTimeout(() => {
             this.controller.loadSuccess()
           }, 1000)

         },
         onCanPullLoad: () => {
           if (this.pageNumber >= this.totalPageNumer) {
             return false;
           } else {
             return true;
           }
         }
       }).width('100%').layoutWeight(1).clip(true)
     }

   }
   .width('100%')
   .height('100%')
   .backgroundColor($r('app.color.home_gray'))
  }

  @Builder
  contentView(){
    List({ scroller: this.scroller }) {
      ForEach(this.data, (item: ListOut, index) => {
        ListItem() {
          ItemCompArrange({item:item,deleteUuid:this.deleteUuid,delete:this.delete})
        }
      })
    }
    .divider({
      strokeWidth: 5,
    })
    .width('100%')
    .height('100%')
    .edgeEffect(EdgeEffect.None)

  }
  deleteOutPatient() {
    this.dialog.open()

    const hashMap: HashMap<string, string> = new HashMap();
    hashMap.set('uuid',this.deleteUuid)
    hdHttp.httpReq<string>(BasicConstant.deleteOutPatient,hashMap).then(async (res: HdResponse<string>) => {
      this.dialog.close();
      let json:BaseBean = JSON.parse(res+'') as BaseBean;
      if(json.code == '200') {
        this.getList();
      } else {

        promptAction.showToast({ message: json.message, duration: 1000 })
      }
    }).catch((err: BusinessError) => {
      this.dialog.close();
      console.info(`Response fails: ${err}`);
    })


  }

}