提交上拉加载

马宇豪

2023-08-01 419ad623db22db5fa34e88ab771d2161fe12e920

 pages/tabBar/current/current.vue

@@ -9,6 +9,9 @@
            <view class="barText">信息查看</view>
         </view>
      </view>
    <div v-if="loading" style='display: flex;justify-content: center;position: absolute;width:100%;top: 40%;left: 0'>
      <u-loading-icon></u-loading-icon>
    </div>
      <!-- 页面内容 -->
      <view class="controlBar">
         <view class="buttonGroup">
@@ -38,7 +41,9 @@
      </view>
      <view style="display: flex;flex-direction: column;margin-bottom: 55px;">
         <view class="examineList">
            <view class="listContent" v-if="InfoList.length > 0">
<!--            <view class="listContent" v-if="InfoList.length > 0">-->
        <scroll-view :scroll-top="scrollTop" scroll-y="true" class="listContent" @scrolltoupper="upper" v-if="InfoList.length > 0"
                     @scrolltolower="lower" @scroll="scroll" lower-threshold="50">
               <view v-for="(item, index) in InfoList" :key="index" class="itemContent">
                  <view class="content">
                     <text>[{{item.colorContent}}]</text>
@@ -62,7 +67,8 @@
                     </view>
                  </view>
               </view>
            </view>
        </scroll-view>
<!--            </view>-->
            <view v-else>
               <u-empty margin-top="40%" text="数据为空" mode="data"></u-empty>
            </view>
@@ -84,12 +90,15 @@
         return {
            data: {
               pageIndex: 1,
               pageSize: 10000000,
               pageSize: 10,
               searchParams: {
                  emergType: null,//1-紧急；2-常规
                  warningLevel: null,//1-红色预警；2-橙色预警；3-黄色预警；4-蓝色预警
               }
            },
        total: 0,
        scrollTop: 0,
        loading: false,
            page: 'pages/tabBar/current/current',
            checked: false,
            isReadOnly: false,
@@ -125,31 +134,42 @@
         uni.hideTabBar();
      },
      onShow() {
      this.data.pageIndex = 1
         this.getInfoList();
      },
      methods: {
         goBack() {
            console.log("1111")
            uni.switchTab({
                url:'/pages/tabBar/firstPage/firstPage'
            });
         },
         getInfoList() {
        this.loading = true
            this.data.searchParams.emergType = this.checked ? 1 : null;
            this.data.searchParams.warningLevel = this.selectedSaleAnalysis == 'all' ? null : this.selectedSaleAnalysis =='red' ? 1 : this.selectedSaleAnalysis =='orange' ? 2: this.selectedSaleAnalysis =='yellow'? 3 : 4;
            getPublished(this.data).then(res => {
               if(res.code == 100) {
                  this.InfoList = res.data
            let list = res.data?res.data: [];
            if (res.pageIndex != 1) {
              this.InfoList = this.InfoList.concat(list)
            } else {
              this.InfoList = list;
            }
            this.total = res.total
                  if(this.InfoList && this.InfoList.length > 0) {
                     this.InfoList.forEach((item, index) => {
                        this.InfoList[index].colorContent = item.warningLevel == 1 ? '红色预警': item.warningLevel == 2 ? '橙色预警': item.warningLevel == 3 ? '黄色预警':'蓝色预警'; 
                        this.InfoList[index].warningLevel = item.warningLevel;
                     });
                  }
               }
               }else{
            uni.$u.toast(res.msg)
          }
          this.loading = false
            })
         },
         handleButtonClick(button) {
        this.data.pageIndex = 1
            this.selectedSaleAnalysis = button.label;
            this.getInfoList();
         },
@@ -186,8 +206,26 @@
            }, 1000);
         },
         clickSwitch(e) {
        this.data.pageIndex = 1
            this.getInfoList();
         }
         },

      upper: function(e) {
        // console.log(e)
      },
      lower: function(e) {
        if (this.data.pageIndex * this.data.pageSize >= this.total){
          uni.$u.toast('已加载全部数据')
          return
        }
        //并且让页码+1,调用获取数据的方法获取第二页数据
        this.data.pageIndex++
        //此处调用自己获取数据列表的方法
        this.getInfoList()
      },
      scroll: function(e) {
        // console.log(e)
      },
      }
   }

@@ -328,12 +366,14 @@
   align-items: center;
}
.listContent{
   display: flex;
   flex-direction: column;
   margin: 0 12px;
   background: #fff;
   border-radius: 5px;
   box-shadow: 0 3px 12px rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  width: calc(100% - 24px);
  margin: 0 12px;
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 3px 12px rgba(0,0,0,0.05);
  height: 100%;
}
.itemContent{
   font-size: 16px;