81 lines
2.3 KiB
JavaScript
81 lines
2.3 KiB
JavaScript
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// pages/institutions/institutionslist.js
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const app = getApp()
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var utils = require('../../utils/util.js')
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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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CustomBar: app.globalData.CustomBar,
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institutionsList: [{}, {}],
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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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mapLocs: []
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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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doNavigation(e) {
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var item = e.currentTarget.dataset.item
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var locs = utils.bdMapToQQMap(116.34304, 39.948131)
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var lng = locs[0]
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var lat = locs[1]
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wx.openLocation({
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latitude: Number(lat),
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longitude: Number(lng),
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})
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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: './institutionsdetail',
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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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getInstitutionsList(key) {
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console.log('搜索中' + key)
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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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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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_self.getInstitutionsList(_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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})
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