【微信小程序-原生开发+TDesign】通用功能页封装——地点搜索（含腾讯地图开发key 的申请方法）

效果预览

核心技能点

调用腾讯地图官方的关键字地点搜索功能，详见官方文档
https://lbs.qq.com/miniProgram/jsSdk/jsSdkGuide/methodGetsuggestion

完整代码实现

地点输入框

<t-input value="{{placeInfo.title}}" bindtap="searchPlace" disabled label="地点：" placeholder="请选择(必填)"><t-icon capture-catch:tap="getLocation" slot="suffix" size='26' name="location" />
</t-input>

  // 跳转到通用的地点搜索页searchPlace() {wx.navigateTo({url: '/pages/common/searchPlace/index'})},

地点搜索页

pages\common\searchPlace\index.json

{"navigationBarTitleText": "搜索地点","usingComponents": {"t-search": "tdesign-miniprogram/search/search","t-cell": "tdesign-miniprogram/cell/cell"}
}

pages\common\searchPlace\index.wxml

<!-- 选择区域--省/市/区 -->
<picker mode="region" bindchange="regionChange" value="{{region}}"><t-cell title="{{region[0]}} / {{region[1]}} / {{region[2]}}" />
</picker><!-- 关键字搜索 -->
<view style="padding: 30rpx"><t-search bind:clear='search' bind:submit='getsuggest' model:value="{{keyWords}}" placeholder="请输入地点关键字" action="{{ keyWords?'取消' :'' }}" bind:action-click="clearSearch" />
</view><!-- 搜索结果--地点列表 -->
<view wx:for="{{dataList}}" wx:key="index"><t-cell bindtap="chooseData" data-place="{{item}}" align='top' leftIcon="location" title="{{item.title}}" description="{{item.addr}}" />
</view>

pages\common\searchPlace\index.js

// 导入官方sdk用于地图搜索
import {qqmapsdk
} from '../../../utils/qqmapsdk/index'
Page({data: {region: ['四川省', '成都市', '锦江区'],keyWords: '咖啡',dataList: []},// 页面加载完成时，自动触发搜索onLoad() {this.getsuggest()},//搜索getsuggest: function () {let _this = this;//调用关键词提示接口qqmapsdk.getSuggestion({//获取输入框值并设置keyword参数keyword: this.data.region[2] + ' ' + this.data.keyWords, //将区域带入关键字缩小范围region: this.data.region[1], //设置城市名，限制关键词所示的地域范围，非必填success: function (res) {let sug = [];for (var i = 0; i < res.data.length; i++) {// res.data 为搜索到的地址信息列表sug.push({title: res.data[i].title, // 地点标题id: res.data[i].id, // 地点idaddr: res.data[i].address, // 详细地址city: res.data[i].city, // 所属城市district: res.data[i].district, // 所属地区latitude: res.data[i].location.lat, // 纬度longitude: res.data[i].location.lng // 经度});}_this.setData({dataList: sug});}});},// 清空搜索clearSearch() {this.setData({keyWords: '',dataList: []})},// 切换区域时触发搜索regionChange(e) {this.setData({region: e.detail.value})this.getsuggest()},// 将选中的地点数据，传给调取此页面的上一个页面chooseData(e) {//获取所有pageslet pages = getCurrentPages();// 上一个页面let prevPage = pages[pages.length - 2];// 直接调用上一个页面对象的setData()方法，把数据存到上一个页面中去prevPage.setData({placeInfo: e.currentTarget.dataset.place});wx.navigateBack()},
})

地点搜索 sdk

utils\qqmapsdk\index.js

此处需填入你的腾讯地图开发key （申请方法见文末）

// 引入SDK核心类
const QQMapWX = require('./qqmap-wx-jssdk.min');// 实例化API核心类
export const qqmapsdk = new QQMapWX({key: '你的腾讯地图开发key'
});

utils\qqmapsdk\qqmap-wx-jssdk.min.js

var ERROR_CONF = { KEY_ERR: 311, KEY_ERR_MSG: 'key格式错误', PARAM_ERR: 310, PARAM_ERR_MSG: '请求参数信息有误', SYSTEM_ERR: 600, SYSTEM_ERR_MSG: '系统错误', WX_ERR_CODE: 1000, WX_OK_CODE: 200 }; var BASE_URL = 'https://apis.map.qq.com/ws/'; var URL_SEARCH = BASE_URL + 'place/v1/search'; var URL_SUGGESTION = BASE_URL + 'place/v1/suggestion'; var URL_GET_GEOCODER = BASE_URL + 'geocoder/v1/'; var URL_CITY_LIST = BASE_URL + 'district/v1/list'; var URL_AREA_LIST = BASE_URL + 'district/v1/getchildren'; var URL_DISTANCE = BASE_URL + 'distance/v1/'; var URL_DIRECTION = BASE_URL + 'direction/v1/'; var MODE = { driving: 'driving', transit: 'transit' }; var EARTH_RADIUS = 6378136.49; var Utils = { safeAdd(x, y) { var lsw = (x & 0xffff) + (y & 0xffff); var msw = (x >> 16) + (y >> 16) + (lsw >> 16); return (msw << 16) | (lsw & 0xffff) }, bitRotateLeft(num, cnt) { return (num << cnt) | (num >>> (32 - cnt)) }, md5cmn(q, a, b, x, s, t) { return this.safeAdd(this.bitRotateLeft(this.safeAdd(this.safeAdd(a, q), this.safeAdd(x, t)), s), b) }, md5ff(a, b, c, d, x, s, t) { return this.md5cmn((b & c) | (~b & d), a, b, x, s, t) }, md5gg(a, b, c, d, x, s, t) { return this.md5cmn((b & d) | (c & ~d), a, b, x, s, t) }, md5hh(a, b, c, d, x, s, t) { return this.md5cmn(b ^ c ^ d, a, b, x, s, t) }, md5ii(a, b, c, d, x, s, t) { return this.md5cmn(c ^ (b | ~d), a, b, x, s, t) }, binlMD5(x, len) { x[len >> 5] |= 0x80 << (len % 32); x[((len + 64) >>> 9 << 4) + 14] = len; var i; var olda; var oldb; var oldc; var oldd; var a = 1732584193; var b = -271733879; var c = -1732584194; var d = 271733878; for (i = 0; i < x.length; i += 16) { olda = a; oldb = b; oldc = c; oldd = d; a = this.md5ff(a, b, c, d, x[i], 7, -680876936); d = this.md5ff(d, a, b, c, x[i + 1], 12, -389564586); c = this.md5ff(c, d, a, b, x[i + 2], 17, 606105819); b = this.md5ff(b, c, d, a, x[i + 3], 22, -1044525330); a = this.md5ff(a, b, c, d, x[i + 4], 7, -176418897); d = this.md5ff(d, a, b, c, x[i + 5], 12, 1200080426); c = this.md5ff(c, d, a, b, x[i + 6], 17, -1473231341); b = this.md5ff(b, c, d, a, x[i + 7], 22, -45705983); a = this.md5ff(a, b, c, d, x[i + 8], 7, 1770035416); d = this.md5ff(d, a, b, c, x[i + 9], 12, -1958414417); c = this.md5ff(c, d, a, b, x[i + 10], 17, -42063); b = this.md5ff(b, c, d, a, x[i + 11], 22, -1990404162); a = this.md5ff(a, b, c, d, x[i + 12], 7, 1804603682); d = this.md5ff(d, a, b, c, x[i + 13], 12, -40341101); c = this.md5ff(c, d, a, b, x[i + 14], 17, -1502002290); b = this.md5ff(b, c, d, a, x[i + 15], 22, 1236535329); a = this.md5gg(a, b, c, d, x[i + 1], 5, -165796510); d = this.md5gg(d, a, b, c, x[i + 6], 9, -1069501632); c = this.md5gg(c, d, a, b, x[i + 11], 14, 643717713); b = this.md5gg(b, c, d, a, x[i], 20, -373897302); a = this.md5gg(a, b, c, d, x[i + 5], 5, -701558691); d = this.md5gg(d, a, b, c, x[i + 10], 9, 38016083); c = this.md5gg(c, d, a, b, x[i + 15], 14, -660478335); b = this.md5gg(b, c, d, a, x[i + 4], 20, -405537848); a = this.md5gg(a, b, c, d, x[i + 9], 5, 568446438); d = this.md5gg(d, a, b, c, x[i + 14], 9, -1019803690); c = this.md5gg(c, d, a, b, x[i + 3], 14, -187363961); b = this.md5gg(b, c, d, a, x[i + 8], 20, 1163531501); a = this.md5gg(a, b, c, d, x[i + 13], 5, -1444681467); d = this.md5gg(d, a, b, c, x[i + 2], 9, -51403784); c = this.md5gg(c, d, a, b, x[i + 7], 14, 1735328473); b = this.md5gg(b, c, d, a, x[i + 12], 20, -1926607734); a = this.md5hh(a, b, c, d, x[i + 5], 4, -378558); d = this.md5hh(d, a, b, c, x[i + 8], 11, -2022574463); c = this.md5hh(c, d, a, b, x[i + 11], 16, 1839030562); b = this.md5hh(b, c, d, a, x[i + 14], 23, -35309556); a = this.md5hh(a, b, c, d, x[i + 1], 4, -1530992060); d = this.md5hh(d, a, b, c, x[i + 4], 11, 1272893353); c = this.md5hh(c, d, a, b, x[i + 7], 16, -155497632); b = this.md5hh(b, c, d, a, x[i + 10], 23, -1094730640); a = this.md5hh(a, b, c, d, x[i + 13], 4, 681279174); d = this.md5hh(d, a, b, c, x[i], 11, -358537222); c = this.md5hh(c, d, a, b, x[i + 3], 16, -722521979); b = this.md5hh(b, c, d, a, x[i + 6], 23, 76029189); a = this.md5hh(a, b, c, d, x[i + 9], 4, -640364487); d = this.md5hh(d, a, b, c, x[i + 12], 11, -421815835); c = this.md5hh(c, d, a, b, x[i + 15], 16, 530742520); b = this.md5hh(b, c, d, a, x[i + 2], 23, -995338651); a = this.md5ii(a, b, c, d, x[i], 6, -198630844); d = this.md5ii(d, a, b, c, x[i + 7], 10, 1126891415); c = this.md5ii(c, d, a, b, x[i + 14], 15, -1416354905); b = this.md5ii(b, c, d, a, x[i + 5], 21, -57434055); a = this.md5ii(a, b, c, d, x[i + 12], 6, 1700485571); d = this.md5ii(d, a, b, c, x[i + 3], 10, -1894986606); c = this.md5ii(c, d, a, b, x[i + 10], 15, -1051523); b = this.md5ii(b, c, d, a, x[i + 1], 21, -2054922799); a = this.md5ii(a, b, c, d, x[i + 8], 6, 1873313359); d = this.md5ii(d, a, b, c, x[i + 15], 10, -30611744); c = this.md5ii(c, d, a, b, x[i + 6], 15, -1560198380); b = this.md5ii(b, c, d, a, x[i + 13], 21, 1309151649); a = this.md5ii(a, b, c, d, x[i + 4], 6, -145523070); d = this.md5ii(d, a, b, c, x[i + 11], 10, -1120210379); c = this.md5ii(c, d, a, b, x[i + 2], 15, 718787259); b = this.md5ii(b, c, d, a, x[i + 9], 21, -343485551); a = this.safeAdd(a, olda); b = this.safeAdd(b, oldb); c = this.safeAdd(c, oldc); d = this.safeAdd(d, oldd) } return [a, b, c, d] }, binl2rstr(input) { var i; var output = ''; var length32 = input.length * 32; for (i = 0; i < length32; i += 8) { output += String.fromCharCode((input[i >> 5] >>> (i % 32)) & 0xff) } return output }, rstr2binl(input) { var i; var output = []; output[(input.length >> 2) - 1] = undefined; for (i = 0; i < output.length; i += 1) { output[i] = 0 } var length8 = input.length * 8; for (i = 0; i < length8; i += 8) { output[i >> 5] |= (input.charCodeAt(i / 8) & 0xff) << (i % 32) } return output }, rstrMD5(s) { return this.binl2rstr(this.binlMD5(this.rstr2binl(s), s.length * 8)) }, rstrHMACMD5(key, data) { var i; var bkey = this.rstr2binl(key); var ipad = []; var opad = []; var hash; ipad[15] = opad[15] = undefined; if (bkey.length > 16) { bkey = this.binlMD5(bkey, key.length * 8) } for (i = 0; i < 16; i += 1) { ipad[i] = bkey[i] ^ 0x36363636; opad[i] = bkey[i] ^ 0x5c5c5c5c } hash = this.binlMD5(ipad.concat(this.rstr2binl(data)), 512 + data.length * 8); return this.binl2rstr(this.binlMD5(opad.concat(hash), 512 + 128)) }, rstr2hex(input) { var hexTab = '0123456789abcdef'; var output = ''; var x; var i; for (i = 0; i < input.length; i += 1) { x = input.charCodeAt(i); output += hexTab.charAt((x >>> 4) & 0x0f) + hexTab.charAt(x & 0x0f) } return output }, str2rstrUTF8(input) { return unescape(encodeURIComponent(input)) }, rawMD5(s) { return this.rstrMD5(this.str2rstrUTF8(s)) }, hexMD5(s) { return this.rstr2hex(this.rawMD5(s)) }, rawHMACMD5(k, d) { return this.rstrHMACMD5(this.str2rstrUTF8(k), str2rstrUTF8(d)) }, hexHMACMD5(k, d) { return this.rstr2hex(this.rawHMACMD5(k, d)) }, md5(string, key, raw) { if (!key) { if (!raw) { return this.hexMD5(string) } return this.rawMD5(string) } if (!raw) { return this.hexHMACMD5(key, string) } return this.rawHMACMD5(key, string) }, getSig(requestParam, sk, feature, mode) { var sig = null; var requestArr = []; Object.keys(requestParam).sort().forEach(function (key) { requestArr.push(key + '=' + requestParam[key]) }); if (feature == 'search') { sig = '/ws/place/v1/search?' + requestArr.join('&') + sk } if (feature == 'suggest') { sig = '/ws/place/v1/suggestion?' + requestArr.join('&') + sk } if (feature == 'reverseGeocoder') { sig = '/ws/geocoder/v1/?' + requestArr.join('&') + sk } if (feature == 'geocoder') { sig = '/ws/geocoder/v1/?' + requestArr.join('&') + sk } if (feature == 'getCityList') { sig = '/ws/district/v1/list?' + requestArr.join('&') + sk } if (feature == 'getDistrictByCityId') { sig = '/ws/district/v1/getchildren?' + requestArr.join('&') + sk } if (feature == 'calculateDistance') { sig = '/ws/distance/v1/?' + requestArr.join('&') + sk } if (feature == 'direction') { sig = '/ws/direction/v1/' + mode + '?' + requestArr.join('&') + sk } sig = this.md5(sig); return sig }, location2query(data) { if (typeof data == 'string') { return data } var query = ''; for (var i = 0; i < data.length; i++) { var d = data[i]; if (!!query) { query += ';' } if (d.location) { query = query + d.location.lat + ',' + d.location.lng } if (d.latitude && d.longitude) { query = query + d.latitude + ',' + d.longitude } } return query }, rad(d) { return d * Math.PI / 180.0 }, getEndLocation(location) { var to = location.split(';'); var endLocation = []; for (var i = 0; i < to.length; i++) { endLocation.push({ lat: parseFloat(to[i].split(',')[0]), lng: parseFloat(to[i].split(',')[1]) }) } return endLocation }, getDistance(latFrom, lngFrom, latTo, lngTo) { var radLatFrom = this.rad(latFrom); var radLatTo = this.rad(latTo); var a = radLatFrom - radLatTo; var b = this.rad(lngFrom) - this.rad(lngTo); var distance = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(a / 2), 2) + Math.cos(radLatFrom) * Math.cos(radLatTo) * Math.pow(Math.sin(b / 2), 2))); distance = distance * EARTH_RADIUS; distance = Math.round(distance * 10000) / 10000; return parseFloat(distance.toFixed(0)) }, getWXLocation(success, fail, complete) { wx.getLocation({ type: 'gcj02', success: success, fail: fail, complete: complete }) }, getLocationParam(location) { if (typeof location == 'string') { var locationArr = location.split(','); if (locationArr.length === 2) { location = { latitude: location.split(',')[0], longitude: location.split(',')[1] } } else { location = {} } } return location }, polyfillParam(param) { param.success = param.success || function () { }; param.fail = param.fail || function () { }; param.complete = param.complete || function () { } }, checkParamKeyEmpty(param, key) { if (!param[key]) { var errconf = this.buildErrorConfig(ERROR_CONF.PARAM_ERR, ERROR_CONF.PARAM_ERR_MSG + key + '参数格式有误'); param.fail(errconf); param.complete(errconf); return true } return false }, checkKeyword(param) { return !this.checkParamKeyEmpty(param, 'keyword') }, checkLocation(param) { var location = this.getLocationParam(param.location); if (!location || !location.latitude || !location.longitude) { var errconf = this.buildErrorConfig(ERROR_CONF.PARAM_ERR, ERROR_CONF.PARAM_ERR_MSG + ' location参数格式有误'); param.fail(errconf); param.complete(errconf); return false } return true }, buildErrorConfig(errCode, errMsg) { return { status: errCode, message: errMsg } }, handleData(param, data, feature) { if (feature == 'search') { var searchResult = data.data; var searchSimplify = []; for (var i = 0; i < searchResult.length; i++) { searchSimplify.push({ id: searchResult[i].id || null, title: searchResult[i].title || null, latitude: searchResult[i].location && searchResult[i].location.lat || null, longitude: searchResult[i].location && searchResult[i].location.lng || null, address: searchResult[i].address || null, category: searchResult[i].category || null, tel: searchResult[i].tel || null, adcode: searchResult[i].ad_info && searchResult[i].ad_info.adcode || null, city: searchResult[i].ad_info && searchResult[i].ad_info.city || null, district: searchResult[i].ad_info && searchResult[i].ad_info.district || null, province: searchResult[i].ad_info && searchResult[i].ad_info.province || null }) } param.success(data, { searchResult: searchResult, searchSimplify: searchSimplify }) } else if (feature == 'suggest') { var suggestResult = data.data; var suggestSimplify = []; for (var i = 0; i < suggestResult.length; i++) { suggestSimplify.push({ adcode: suggestResult[i].adcode || null, address: suggestResult[i].address || null, category: suggestResult[i].category || null, city: suggestResult[i].city || null, district: suggestResult[i].district || null, id: suggestResult[i].id || null, latitude: suggestResult[i].location && suggestResult[i].location.lat || null, longitude: suggestResult[i].location && suggestResult[i].location.lng || null, province: suggestResult[i].province || null, title: suggestResult[i].title || null, type: suggestResult[i].type || null }) } param.success(data, { suggestResult: suggestResult, suggestSimplify: suggestSimplify }) } else if (feature == 'reverseGeocoder') { var reverseGeocoderResult = data.result; var reverseGeocoderSimplify = { address: reverseGeocoderResult.address || null, latitude: reverseGeocoderResult.location && reverseGeocoderResult.location.lat || null, longitude: reverseGeocoderResult.location && reverseGeocoderResult.location.lng || null, adcode: reverseGeocoderResult.ad_info && reverseGeocoderResult.ad_info.adcode || null, city: reverseGeocoderResult.address_component && reverseGeocoderResult.address_component.city || null, district: reverseGeocoderResult.address_component && reverseGeocoderResult.address_component.district || null, nation: reverseGeocoderResult.address_component && reverseGeocoderResult.address_component.nation || null, province: reverseGeocoderResult.address_component && reverseGeocoderResult.address_component.province || null, street: reverseGeocoderResult.address_component && reverseGeocoderResult.address_component.street || null, street_number: reverseGeocoderResult.address_component && reverseGeocoderResult.address_component.street_number || null, recommend: reverseGeocoderResult.formatted_addresses && reverseGeocoderResult.formatted_addresses.recommend || null, rough: reverseGeocoderResult.formatted_addresses && reverseGeocoderResult.formatted_addresses.rough || null }; if (reverseGeocoderResult.pois) { var pois = reverseGeocoderResult.pois; var poisSimplify = []; for (var i = 0; i < pois.length; i++) { poisSimplify.push({ id: pois[i].id || null, title: pois[i].title || null, latitude: pois[i].location && pois[i].location.lat || null, longitude: pois[i].location && pois[i].location.lng || null, address: pois[i].address || null, category: pois[i].category || null, adcode: pois[i].ad_info && pois[i].ad_info.adcode || null, city: pois[i].ad_info && pois[i].ad_info.city || null, district: pois[i].ad_info && pois[i].ad_info.district || null, province: pois[i].ad_info && pois[i].ad_info.province || null }) } param.success(data, { reverseGeocoderResult: reverseGeocoderResult, reverseGeocoderSimplify: reverseGeocoderSimplify, pois: pois, poisSimplify: poisSimplify }) } else { param.success(data, { reverseGeocoderResult: reverseGeocoderResult, reverseGeocoderSimplify: reverseGeocoderSimplify }) } } else if (feature == 'geocoder') { var geocoderResult = data.result; var geocoderSimplify = { title: geocoderResult.title || null, latitude: geocoderResult.location && geocoderResult.location.lat || null, longitude: geocoderResult.location && geocoderResult.location.lng || null, adcode: geocoderResult.ad_info && geocoderResult.ad_info.adcode || null, province: geocoderResult.address_components && geocoderResult.address_components.province || null, city: geocoderResult.address_components && geocoderResult.address_components.city || null, district: geocoderResult.address_components && geocoderResult.address_components.district || null, street: geocoderResult.address_components && geocoderResult.address_components.street || null, street_number: geocoderResult.address_components && geocoderResult.address_components.street_number || null, level: geocoderResult.level || null }; param.success(data, { geocoderResult: geocoderResult, geocoderSimplify: geocoderSimplify }) } else if (feature == 'getCityList') { var provinceResult = data.result[0]; var cityResult = data.result[1]; var districtResult = data.result[2]; param.success(data, { provinceResult: provinceResult, cityResult: cityResult, districtResult: districtResult }) } else if (feature == 'getDistrictByCityId') { var districtByCity = data.result[0]; param.success(data, districtByCity) } else if (feature == 'calculateDistance') { var calculateDistanceResult = data.result.elements; var distance = []; for (var i = 0; i < calculateDistanceResult.length; i++) { distance.push(calculateDistanceResult[i].distance) } param.success(data, { calculateDistanceResult: calculateDistanceResult, distance: distance }) } else if (feature == 'direction') { var direction = data.result.routes; param.success(data, direction) } else { param.success(data) } }, buildWxRequestConfig(param, options, feature) { var that = this; options.header = { "content-type": "application/json" }; options.method = 'GET'; options.success = function (res) { var data = res.data; if (data.status === 0) { that.handleData(param, data, feature) } else { param.fail(data) } }; options.fail = function (res) { res.statusCode = ERROR_CONF.WX_ERR_CODE; param.fail(that.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg)) }; options.complete = function (res) { var statusCode = +res.statusCode; switch (statusCode) { case ERROR_CONF.WX_ERR_CODE: { param.complete(that.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg)); break } case ERROR_CONF.WX_OK_CODE: { var data = res.data; if (data.status === 0) { param.complete(data) } else { param.complete(that.buildErrorConfig(data.status, data.message)) } break } default: { param.complete(that.buildErrorConfig(ERROR_CONF.SYSTEM_ERR, ERROR_CONF.SYSTEM_ERR_MSG)) } } }; return options }, locationProcess(param, locationsuccess, locationfail, locationcomplete) { var that = this; locationfail = locationfail || function (res) { res.statusCode = ERROR_CONF.WX_ERR_CODE; param.fail(that.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg)) }; locationcomplete = locationcomplete || function (res) { if (res.statusCode == ERROR_CONF.WX_ERR_CODE) { param.complete(that.buildErrorConfig(ERROR_CONF.WX_ERR_CODE, res.errMsg)) } }; if (!param.location) { that.getWXLocation(locationsuccess, locationfail, locationcomplete) } else if (that.checkLocation(param)) { var location = Utils.getLocationParam(param.location); locationsuccess(location) } } }; class QQMapWX { constructor(options) { if (!options.key) { throw Error('key值不能为空') } this.key = options.key }; search(options) { var that = this; options = options || {}; Utils.polyfillParam(options); if (!Utils.checkKeyword(options)) { return } var requestParam = { keyword: options.keyword, orderby: options.orderby || '_distance', page_size: options.page_size || 10, page_index: options.page_index || 1, output: 'json', key: that.key }; if (options.address_format) { requestParam.address_format = options.address_format } if (options.filter) { requestParam.filter = options.filter } var distance = options.distance || "1000"; var auto_extend = options.auto_extend || 1; var region = null; var rectangle = null; if (options.region) { region = options.region } if (options.rectangle) { rectangle = options.rectangle } var locationsuccess = function (result) { if (region && !rectangle) { requestParam.boundary = "region(" + region + "," + auto_extend + "," + result.latitude + "," + result.longitude + ")"; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'search') } } else if (rectangle && !region) { requestParam.boundary = "rectangle(" + rectangle + ")"; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'search') } } else { requestParam.boundary = "nearby(" + result.latitude + "," + result.longitude + "," + distance + "," + auto_extend + ")"; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'search') } } wx.request(Utils.buildWxRequestConfig(options, { url: URL_SEARCH, data: requestParam }, 'search')) }; Utils.locationProcess(options, locationsuccess) }; getSuggestion(options) { var that = this; options = options || {}; Utils.polyfillParam(options); if (!Utils.checkKeyword(options)) { return } var requestParam = { keyword: options.keyword, region: options.region || '全国', region_fix: options.region_fix || 0, policy: options.policy || 0, page_size: options.page_size || 10, page_index: options.page_index || 1, get_subpois: options.get_subpois || 0, output: 'json', key: that.key }; if (options.address_format) { requestParam.address_format = options.address_format } if (options.filter) { requestParam.filter = options.filter } if (options.location) { var locationsuccess = function (result) { requestParam.location = result.latitude + ',' + result.longitude; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'suggest') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_SUGGESTION, data: requestParam }, "suggest")) }; Utils.locationProcess(options, locationsuccess) } else { if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'suggest') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_SUGGESTION, data: requestParam }, "suggest")) } }; reverseGeocoder(options) { var that = this; options = options || {}; Utils.polyfillParam(options); var requestParam = { coord_type: options.coord_type || 5, get_poi: options.get_poi || 0, output: 'json', key: that.key }; if (options.poi_options) { requestParam.poi_options = options.poi_options } var locationsuccess = function (result) { requestParam.location = result.latitude + ',' + result.longitude; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'reverseGeocoder') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_GET_GEOCODER, data: requestParam }, 'reverseGeocoder')) }; Utils.locationProcess(options, locationsuccess) }; geocoder(options) { var that = this; options = options || {}; Utils.polyfillParam(options); if (Utils.checkParamKeyEmpty(options, 'address')) { return } var requestParam = { address: options.address, output: 'json', key: that.key }; if (options.region) { requestParam.region = options.region } if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'geocoder') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_GET_GEOCODER, data: requestParam }, 'geocoder')) }; getCityList(options) { var that = this; options = options || {}; Utils.polyfillParam(options); var requestParam = { output: 'json', key: that.key }; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'getCityList') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_CITY_LIST, data: requestParam }, 'getCityList')) }; getDistrictByCityId(options) { var that = this; options = options || {}; Utils.polyfillParam(options); if (Utils.checkParamKeyEmpty(options, 'id')) { return } var requestParam = { id: options.id || '', output: 'json', key: that.key }; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'getDistrictByCityId') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_AREA_LIST, data: requestParam }, 'getDistrictByCityId')) }; calculateDistance(options) { var that = this; options = options || {}; Utils.polyfillParam(options); if (Utils.checkParamKeyEmpty(options, 'to')) { return } var requestParam = { mode: options.mode || 'walking', to: Utils.location2query(options.to), output: 'json', key: that.key }; if (options.from) { options.location = options.from } if (requestParam.mode == 'straight') { var locationsuccess = function (result) { var locationTo = Utils.getEndLocation(requestParam.to); var data = { message: "query ok", result: { elements: [] }, status: 0 }; for (var i = 0; i < locationTo.length; i++) { data.result.elements.push({ distance: Utils.getDistance(result.latitude, result.longitude, locationTo[i].lat, locationTo[i].lng), duration: 0, from: { lat: result.latitude, lng: result.longitude }, to: { lat: locationTo[i].lat, lng: locationTo[i].lng } }) } var calculateResult = data.result.elements; var distanceResult = []; for (var i = 0; i < calculateResult.length; i++) { distanceResult.push(calculateResult[i].distance) } return options.success(data, { calculateResult: calculateResult, distanceResult: distanceResult }) }; Utils.locationProcess(options, locationsuccess) } else { var locationsuccess = function (result) { requestParam.from = result.latitude + ',' + result.longitude; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'calculateDistance') } wx.request(Utils.buildWxRequestConfig(options, { url: URL_DISTANCE, data: requestParam }, 'calculateDistance')) }; Utils.locationProcess(options, locationsuccess) } }; direction(options) { var that = this; options = options || {}; Utils.polyfillParam(options); if (Utils.checkParamKeyEmpty(options, 'to')) { return } var requestParam = { output: 'json', key: that.key }; if (typeof options.to == 'string') { requestParam.to = options.to } else { requestParam.to = options.to.latitude + ',' + options.to.longitude } var SET_URL_DIRECTION = null; options.mode = options.mode || MODE.driving; SET_URL_DIRECTION = URL_DIRECTION + options.mode; if (options.from) { options.location = options.from } if (options.mode == MODE.driving) { if (options.from_poi) { requestParam.from_poi = options.from_poi } if (options.heading) { requestParam.heading = options.heading } if (options.speed) { requestParam.speed = options.speed } if (options.accuracy) { requestParam.accuracy = options.accuracy } if (options.road_type) { requestParam.road_type = options.road_type } if (options.to_poi) { requestParam.to_poi = options.to_poi } if (options.from_track) { requestParam.from_track = options.from_track } if (options.waypoints) { requestParam.waypoints = options.waypoints } if (options.policy) { requestParam.policy = options.policy } if (options.plate_number) { requestParam.plate_number = options.plate_number } } if (options.mode == MODE.transit) { if (options.departure_time) { requestParam.departure_time = options.departure_time } if (options.policy) { requestParam.policy = options.policy } } var locationsuccess = function (result) { requestParam.from = result.latitude + ',' + result.longitude; if (options.sig) { requestParam.sig = Utils.getSig(requestParam, options.sig, 'direction', options.mode) } wx.request(Utils.buildWxRequestConfig(options, { url: SET_URL_DIRECTION, data: requestParam }, 'direction')) }; Utils.locationProcess(options, locationsuccess) } }; module.exports = QQMapWX;

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