feat: 添加了多线程功能

entry/src/main/ets/pages/Index.ets

@@ -4,6 +4,20 @@ import {LocalPage} from '../pages/LocalPage'
 import {Login} from '../pages/LoginPage'
 import webAPI from '../public/WebAPI';
 import TodoItemModel from '../viewmodel/TodoItemModel';
+import { taskpool } from '@kit.ArkTS';
+
+/*
+ 并发获取完成数量和列表
+ */
+@Concurrent
+async function showCompletedNum(): Promise<number> {
+  return await webAPI.getDone()
+}
+
+@Concurrent
+async function showTodoList(): Promise<Array<TodoItemModel>> {
+  return await webAPI.getItems()
+}
 
 @Entry
 @Component
@@ -11,6 +25,8 @@ struct Index {
 
   @State state:number = 0
   @State totalTasks: Array<TodoItemModel> = [] //待获取的todolist数据
+  @State totalTaskCnt: number = 0
+  @State completedTaskCnt: number = 0
 
   @State currentIndex: number = 0; //导航栏下标
   private tabsController: TabsController = new TabsController();
@@ -43,13 +59,20 @@ struct Index {
     Column() {
       Tabs({ barPosition: BarPosition.End, controller: this.tabsController }) {
         TabContent() {
-          LocalPage({state:this.state, totalTasks:this.totalTasks})
+          LocalPage({state:this.state, totalTasks:this.totalTasks,
+            totalTaskCnt:this.totalTaskCnt, completedTaskCnt:this.completedTaskCnt})
         }
         .onWillShow(async ()=>{
           // 在显示之前，更新待办事项状态
           if(webAPI.token == '') this.state = 0
           else {
-            this.totalTasks = await webAPI.getItems()
+            //this.totalTasks = await webAPI.getItems()
+            taskpool.execute(showCompletedNum).then((ret) => {
+              this.completedTaskCnt = ret as number
+            })
+            taskpool.execute(showTodoList).then((ret) => {
+              this.totalTasks = ret as Array<TodoItemModel>
+            })
             if(this.totalTasks.length == 0) this.state = 1
             else this.state = 2
           }

entry/src/main/ets/pages/LocalPage.ets

@@ -9,8 +9,10 @@ import webAPI from '../public/WebAPI';
 
 @Component
 export struct LocalPage {
-  @Link state:number
+  @Link state: number
   @Link totalTasks: Array<TodoItemModel>
+  @Link totalTaskCnt: number
+  @Link completedTaskCnt: number
 
   @Provide('localPageStack') LocalPageStack: NavPathStack = new NavPathStack(); //router
   @Builder
@@ -72,6 +74,25 @@ export struct LocalPage {
           .fontColor('grey')
       }
       else {
+        Column() { //已完成和未完成任务数量
+          Row() {
+            Text('已完成: ' + this.completedTaskCnt)
+              .margin({top: 10})
+              .fontSize(20)
+              .fontColor('grey')
+              .width('50%')
+            Text('未完成: ' + (this.totalTaskCnt - this.completedTaskCnt))
+              .margin({top: 10})
+              .fontSize(20)
+              .fontColor('grey')
+              .width('50%')
+          }
+        }
+        .align(Alignment.Top)
+        .margin({top: 10})
+        .width('100%')
+        .height('15%')
+        .backgroundColor($r("app.color.grey"))
         Scroll() { //事项
           Column({space: CommonConstants.column_space}) {
             ForEach(this.totalTasks, (item: TodoItemModel, index: number) => {
@@ -88,7 +109,7 @@ export struct LocalPage {
         .align(Alignment.Top)
         .margin({top: 10})
         .width('100%')
-        .height('100%')
+        .height('80%')
         .backgroundColor($r("app.color.grey"))
         .scrollBar(BarState.On)
       }

entry/src/main/ets/public/WebAPI.ets

@@ -200,4 +200,36 @@ export default class webAPI {
     }
     return result
   }
+
+  static async getDone(): Promise<number> {
+    /*
+      获取当前用户已完成的事项数目
+    */
+    if(webAPI.token == '') {
+      promptAction.showToast({ message: '未登录，获取完成事项数目失败' })
+      return -1
+    }
+    let httpRequest = http.createHttp()
+    try {
+      const data = await httpRequest.request(`localhost:8080/api/todolist/${webAPI.userId}/count`, {
+        method: http.RequestMethod.GET,
+        header: {
+          'token': webAPI.token
+        }
+      });
+      if (data.responseCode === 200) {
+        const resultJson: httpResult = JSON.parse(data.result + '')
+        let resultValue: number = parseInt(resultJson.result);
+        return resultValue
+      }
+      // for debug
+      // console.log(String(JSON.stringify(data)))
+    } catch (error) {
+      console.error('Login API error:', error)
+    } finally {
+      httpRequest.destroy()
+    }
+    return -1
+  }
+
 }
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