修复培训数据多时不显示问题

miniprogram/pageage/project_train/list/index.js

@@ -15,12 +15,16 @@ Page({
         initData: {},
         show:false,
         listData:[],
+        displayListData: [], // 用于显示的数据
         trainType:"",
         title:"",
         minTitle:"",
-        request:app.globalData.reqUrl
+        request:app.globalData.reqUrl,
+        currentPage: 1, // 当前页码
+        pageSize: 20,   // 每页显示条数
+        totalPage: 0,   // 总页数
+        isLoading: false // 是否正在加载
     },
-
     onClose(){
         this.setData({ show: false });  
     },
@@ -95,13 +99,20 @@ Page({
       },
       method: "get",
       success: function (res) {
+        // 计算总页数
+        const total = res.data.data.length;
+        const pageSize = that.data.pageSize;
+        const totalPage = Math.ceil(total / pageSize);
+        
         that.setData({
-            listData:res.data.data
+            listData: res.data.data,
+            totalPage: totalPage,
+            displayListData: res.data.data.slice(0, pageSize),
+            currentPage: 1
         })
       }
     })
     },
-
     returnToPage: function () {
       /*关闭当前页面，跳转到应用内的某个页面。但是不允许跳转到 tabbar 页面*/
       if(wx.getStorageSync('nav-menu')=="gd"){
@@ -156,16 +167,49 @@ Page({
      * 页面相关事件处理函数--监听用户下拉动作
      */
     onPullDownRefresh() {
-
+        // 下拉刷新，重新加载第一页数据
+        this.getListData(this.data.projectId, this.data.deptId, this.data.trainType);
+        wx.stopPullDownRefresh(); // 停止下拉刷新
     },
 
     /**
      * 页面上拉触底事件的处理函数
      */
     onReachBottom() {
-
+        this.loadMoreData();
     },
 
+    /**
+     * 加载更多数据
+     */
+    loadMoreData() {
+        // 如果正在加载或已到最后一页，则不再加载
+        if (this.data.isLoading || this.data.currentPage >= this.data.totalPage) {
+            return;
+        }
+        
+        this.setData({
+            isLoading: true
+        });
+        
+        // 使用 setTimeout 模拟网络请求延迟
+        setTimeout(() => {
+            const nextPage = this.data.currentPage + 1;
+            const pageSize = this.data.pageSize;
+            const startIndex = (nextPage - 1) * pageSize;
+            const endIndex = Math.min(startIndex + pageSize, this.data.listData.length);
+            
+            // 从完整数据中取出下一页的数据
+            const nextData = this.data.listData.slice(startIndex, endIndex);
+            const newData = [...this.data.displayListData, ...nextData];
+            
+            this.setData({
+                displayListData: newData,
+                currentPage: nextPage,
+                isLoading: false
+            });
+        }, 300); // 减少模拟延迟时间
+    },
     /**
      * 用户点击右上角分享
      */

miniprogram/pageage/project_train/list/index.json

@@ -1,7 +1,10 @@
 {
   "usingComponents": {
       "van-overlay": "@vant/weapp/overlay/index" ,
-      "van-popup": "@vant/weapp/popup/index"
+      "van-popup": "@vant/weapp/popup/index",
+      "van-loading": "@vant/weapp/loading/index"
   },
-  "navigationStyle":"custom"
+  "navigationStyle":"custom",
+  "enablePullDownRefresh": true,
+  "backgroundTextStyle": "dark"
 }

miniprogram/pageage/project_train/list/index.wxml

@@ -14,7 +14,7 @@
 <project-select init="{{initData}}" bindchange="onProjectSelect"></project-select>
 <view class="inspect_max">
    <view class="inspect_list">
-       <view class="inspect_for" wx:for="{{listData}}" wx:key="index" data-set="{{item}}" bindtap="getInfo">
+       <view class="inspect_for" wx:for="{{displayListData}}" wx:key="index" data-set="{{item}}" bindtap="getInfo">
            <view class="inspect_for_bgd">
                <view class="inspect_list_title">
                    <view class="inspect_list_title_label inspect_list_title_width">
@@ -39,12 +39,22 @@
            </view>
        </view>
    </view>
-   <view wx:if="{{listData.length==0}}">
+   <view wx:if="{{displayListData.length==0}}">
         <view style="padding-top: 70px;text-align: -webkit-center;">
             <image src="https://szgcwx.jhncidg.com/staticFiles/nodata.png" style="width: 130px;height: 105px;"></image>
             <view style="color: #a5abbb;">暂无数据</view>
         </view>
     </view>
+    <!-- 加载更多提示 -->
+    <view wx:if="{{isLoading}}" style="text-align: center; padding: 20rpx;">
+        <van-loading size="24px" vertical>加载中...</van-loading>
+    </view>
+    <view wx:elif="{{currentPage < totalPage && displayListData.length > 0}}" style="text-align: center; padding: 20rpx; color: #999;">
+        上拉加载更多
+    </view>
+    <view wx:elif="{{currentPage >= totalPage && displayListData.length > 0}}" style="text-align: center; padding: 20rpx; color: #999;">
+        没有更多数据了
+    </view>
 </view>
 
 <view class="inspect_add_to"  bindtap="skipAdd">
@@ -53,10 +63,3 @@
    <view>新增</view>
 </view>
 </view></view>
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