129 lines
4.3 KiB
JavaScript
129 lines
4.3 KiB
JavaScript
// pages/notices/noticeslist.js
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const app = getApp()
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Page({
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/**
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* 页面的初始数据
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*/
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data: {
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noticeList: [],
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CustomBar: app.globalData.CustomBar,
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countTime: 2000, //延迟搜索 时间
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searchWaiting: false, //是否等待搜索倒计时中,
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searchKey: '',
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contentHeight: app.globalData.windowHeight,
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currentPage: 1,
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totalSize: 0
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad: function (options) {
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this.getResultsList('')
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},
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showDetail(e) {
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var item = e.currentTarget.dataset.item
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wx.navigateTo({
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url: './noticedetail?id=' + item.contentId,
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})
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},
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doLoadMore() {
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var _self = this
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if (_self.data.totalSize > _self.data.noticeList.length) {
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_self.setData({
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currentPage: ++_self.data.currentPage
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})
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_self.getResultsList(_self.data.searchKey)
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} else {
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wx.showToast({
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title: '无更多数据了',
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icon: 'none'
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})
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}
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},
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doSearch(e) {
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this.setData({
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countTime: 2000,
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searchKey: e.detail.value,
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})
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//是否处于搜索倒计时中
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if (!this.data.searchWaiting) {
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this.timer();
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}
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},
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getResultsList(key) {
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var _self = this
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app.restAjax.get(app.restAjax.path(app.apis.getArticleList, [app.baseUrls.cardUrl]), {
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categoryId: '2ff8f6be-a435-46c1-98b7-47b16c621395',
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page: _self.data.currentPage,
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rows: '10',
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keywords: key
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}, {},
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function (code, data) {
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wx.hideLoading({})
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if (code == 200) {
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for (var i = 0; i < data.rows.length; i++) {
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var item = data.rows[i]
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if (item.coverPhotos.length > 0) {
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var photos = item.coverPhotos.split(',')
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data.rows[i].showPhoto = app.baseUrls.cardUrl + app.baseUrls.baseImgUrl + photos[0]
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} else {
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data.rows[i].showPhoto = 'https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fwww.czcaizhi.com%2FContent%2FUploadFiles%2Fimage%2F20180920%2F20180920133956_3429.jpg&refer=http%3A%2F%2Fwww.czcaizhi.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1622110389&t=4ae9d4f943c30ac6d43801515eec97e5'
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}
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}
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if (_self.data.currentPage > 1) {
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if (data.rows.length > 0) {
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_self.data.noticeList = _self.data.noticeList.concat(data.rows)
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}
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} else {
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_self.data.noticeList = data.rows
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}
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_self.setData({
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noticeList: _self.data.noticeList,
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totalSize: data.total
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})
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}
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},
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function (code, err) {
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wx.hideLoading({})
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console.log(err)
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})
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},
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/**
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* 延迟搜索
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*/
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timer() {
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var _self = this;
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this.setData({
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currentPage: 1,
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totalSize: 0,
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searchWaiting: true
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})
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let promise = new Promise((resolve, reject) => {
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let setTimer = setInterval(
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() => {
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console.log('搜索倒计时: ' + _self.data.countTime);
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_self.setData({
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countTime: _self.data.countTime - 1000
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})
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if (_self.data.countTime <= 0) {
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console.log('开始搜索: ' + _self.data.searchKey);
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_self.setData({
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countTime: 2000,
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searchWaiting: false,
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})
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resolve(setTimer)
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}
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}, 1000)
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})
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promise.then((setTimer) => {
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wx.showLoading({
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title: '搜索中...',
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})
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_self.getResultsList(_self.data.searchKey)
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clearInterval(setTimer) //清除计时器
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})
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},
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}) |