180 lines
5.8 KiB
Vue
180 lines
5.8 KiB
Vue
<!-- 虚拟列表演示(不使用内置列表)(vue) -->
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<!-- 写法较简单，在页面中对当前需要渲染的虚拟列表数据进行for循环，在vue3中兼容性良好 -->
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<!-- 在各平台兼容性请查阅https://z-paging.zxlee.cn/module/virtual-list.html -->
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<template>
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<view class="content">
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<!-- 如果页面中的cell高度是固定不变的，则不需要设置cell-height-mode，如果页面中高度是动态改变的，则设置cell-height-mode="dynamic" -->
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<!-- 原先的v-model修改为@virtualListChange="virtualListChange"并赋值处理后的虚拟列表 -->
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<z-paging ref="paging" defaultPageSize="20" use-virtual-list :force-close-inner-list="true" auto-show-back-to-top :paging-style="{ paddingTop: paddingTop + 'px', paddingBottom: paddingBottom + 'rpx' }" cell-height-mode="dynamic" @virtualListChange="virtualListChange" @query="queryList">
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<!-- 需要固定在顶部不滚动的view放在slot="top"的view中，如果需要跟着滚动，则不要设置slot="top" -->
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<template #top>
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<nav-bar :title="title" @changeClerk="changeClerk" @tabsChange="tabsChange" @initNav="initNav"></nav-bar>
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</template>
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<!-- #ifdef MP -->
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<view v-if="showSubscribeBtn" class="subscribe-box">
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<u-icon name="bell-fill" color="var(--ui-BG-Main)" size="44"></u-icon>
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<view class="info">获取实时动态提醒</view>
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<view class="sub-btn" @tap="subscribeMessage">立即订阅</view>
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</view>
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<!-- #endif -->
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<user-card v-if="friendEnabled"></user-card>
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<!-- :id="`zp-id-${item.zp_index}`"和:key="item.zp_index" 必须写，必须写！！！！ -->
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<!-- 这里for循环的index不是数组中真实的index了，请使用item.zp_index获取真实的index -->
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<view class="main-box">
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<post-list :virtualList="virtualList"></post-list>
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</view>
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<!-- 自定义返回顶部view -->
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<template #backToTop>
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<custom-back-to-top></custom-back-to-top>
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</template>
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</z-paging>
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<fb-popup></fb-popup>
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<clerk-popup ref="clerk"></clerk-popup>
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</view>
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</template>
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<script>
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import FbPopup from "@/pages/tabbar/components/trend/fb-popup.vue";
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import ClerkPopup from "@/pages/tabbar/components/trend/clerk-popup.vue";
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import NavBar from '@/pages/tabbar/components/trend/navBar.vue';
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import UserCard from '@/pages/tabbar/components/trend/userCard.vue';
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import PostList from '@/pages/tabbar/components/trend/postList.vue';
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import TrendApi from '@/sheep/api/worker/trend';
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import { WxaSubscribeTemplate } from '@/sheep/util/const';
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import sheep from '@/sheep';
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export default {
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components: {
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NavBar,
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FbPopup,
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ClerkPopup,
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UserCard,
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PostList,
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},
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props: {
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title: {
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type: String,
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default: '',
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}
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},
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data() {
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return {
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// 虚拟列表数组，通过@virtualListChange监听获得最新数组
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virtualList: [],
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paddingTop: 0,
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paddingBottom: 100,
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height: 0,
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queryParams: {
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pageNo: 1,
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pageSize: 10,
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userId: null,
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queryType: '2',
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},
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showSubscribeBtn: false,
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}
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},
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computed: {
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userInfo: {
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get() {
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return sheep.$store('user').userInfo;
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},
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},
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friendEnabled() {
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return sheep.$store('user').tradeConfig.friendEnabled
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},
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},
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created() {
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// #ifdef MP
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// 订阅只能由用户主动触发，只能包一层 showModal 诱导用户点击
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this.autoSubscribeMessage();
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// #endif
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},
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methods: {
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initNav(e) {
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this.height = e.height;
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this.paddingTop = this.height;
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},
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// 监听虚拟列表数组改变并赋值给virtualList进行重新渲染
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virtualListChange(vList) {
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this.virtualList = vList;
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},
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queryList(pageNo, pageSize) {
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// 组件加载时会自动触发此方法，因此默认页面加载时会自动触发，无需手动调用
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// 这里的pageNo和pageSize会自动计算好，直接传给服务器即可
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// 模拟请求服务器获取分页数据，请替换成自己的网络请求
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this.queryParams.pageNo = pageNo;
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this.queryParams.pageSize = pageSize;
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this.queryParams.userId = this.userInfo.id;
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TrendApi.getTrendPage(this.queryParams).then(res => {
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// 将请求的结果数组传递给z-paging
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this.$refs.paging.complete(res.data.list);
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}).catch(res => {
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// 如果请求失败写this.$refs.paging.complete(false);
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// 注意，每次都需要在catch中写这句话很麻烦，z-paging提供了方案可以全局统一处理
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// 在底层的网络请求抛出异常时，写uni.$emit('z-paging-error-emit');即可
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this.$refs.paging.complete(false);
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})
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},
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tabsChange(e) {
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this.queryParams.queryType = e;
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this.$refs.paging.reload();
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},
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changeClerk() {
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this.$refs.clerk.showPopup();
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},
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subscribeMessage() {
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const event = [WxaSubscribeTemplate.TREND_APPLY_SUCCESS];
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event.push(WxaSubscribeTemplate.CLERK_BLIND);
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event.push(WxaSubscribeTemplate.CLERK_ORDER);
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sheep.$platform.useProvider('wechat').subscribeMessage(event, () => {
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// 订阅后记录一下订阅状态
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uni.removeStorageSync(WxaSubscribeTemplate.TREND_APPLY_SUCCESS);
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uni.setStorageSync(WxaSubscribeTemplate.TREND_APPLY_SUCCESS, '已订阅');
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// 隐藏订阅按钮
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this.showSubscribeBtn = false;
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});
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},
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async autoSubscribeMessage() {
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// 1. 校验是否手动订阅过
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const subscribeBtnStatus = uni.getStorageSync(WxaSubscribeTemplate.TREND_APPLY_SUCCESS);
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if (!subscribeBtnStatus) {
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this.showSubscribeBtn = true;
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return;
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}
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},
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}
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}
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</script>
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<style lang="scss" scoped>
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.main-box {
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}
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.subscribe-box {
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display: flex;
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align-items: center;
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padding: 10px;
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padding-bottom: 0;
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justify-content: center;
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font-size: 28rpx;
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.info {
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margin: 0 10rpx;
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}
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.sub-btn {
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color: var(--ui-BG-Main);
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}
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}
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</style>
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