452 lines
15 KiB
JavaScript
452 lines
15 KiB
JavaScript
/**
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* @file 微信小程序JSAPI
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* @author 崔健 cuijian03@baidu.com 2017.01.10
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* @update 邓淑芳 623996689@qq.com 2019.07.03
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*/
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/**
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* 百度地图微信小程序API类
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*
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* @class
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*/
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class BMapWX {
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/**
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* 百度地图微信小程序API类
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*
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* @constructor
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*/
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constructor(param) {
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this.ak = param["ak"];
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}
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/**
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* 使用微信接口进行定位
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*
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* @param {string} type 坐标类型
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* @param {Function} success 成功执行
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* @param {Function} fail 失败执行
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* @param {Function} complete 完成后执行
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*/
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getWXLocation(type, success, fail, complete) {
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type = type || 'gcj02',
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success = success || function () { };
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fail = fail || function () { };
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complete = complete || function () { };
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wx.getLocation({
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type: type,
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success: success,
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fail: fail,
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complete: complete
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});
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}
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/**
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* POI周边检索
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*
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* @param {Object} param 检索配置
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* 参数对象结构可以参考
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* http://lbsyun.baidu.com/index.php?title=webapi/guide/webservice-placeapi
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*/
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search(param) {
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var that = this;
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param = param || {};
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let searchparam = {
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query: param["query"] || '生活服务$美食&酒店',
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scope: param["scope"] || 1,
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filter: param["filter"] || '',
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coord_type: param["coord_type"] || 2,
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page_size: param["page_size"] || 10,
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page_num: param["page_num"] || 0,
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output: param["output"] || 'json',
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ak: that.ak,
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sn: param["sn"] || '',
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timestamp: param["timestamp"] || '',
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radius: param["radius"] || 2000,
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ret_coordtype: 'gcj02ll'
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};
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let otherparam = {
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iconPath: param["iconPath"],
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iconTapPath: param["iconTapPath"],
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width: param["width"],
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height: param["height"],
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alpha: param["alpha"] || 1,
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success: param["success"] || function () { },
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fail: param["fail"] || function () { }
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};
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let type = 'gcj02';
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let locationsuccess = function (result) {
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searchparam["location"] = result["latitude"] + ',' + result["longitude"];
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wx.request({
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url: 'https://api.map.baidu.com/place/v2/search',
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data: searchparam,
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header: {
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"content-type": "application/json"
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},
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method: 'GET',
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success(data) {
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let res = data["data"];
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if (res["status"] === 0) {
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let poiArr = res["results"];
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// outputRes 包含两个对象，
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// originalData为百度接口返回的原始数据
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// wxMarkerData为小程序规范的marker格式
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let outputRes = {};
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outputRes["originalData"] = res;
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outputRes["wxMarkerData"] = [];
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for (let i = 0; i < poiArr.length; i++) {
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outputRes["wxMarkerData"][i] = {
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id: i,
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latitude: poiArr[i]["location"]["lat"],
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longitude: poiArr[i]["location"]["lng"],
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title: poiArr[i]["name"],
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iconPath: otherparam["iconPath"],
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iconTapPath: otherparam["iconTapPath"],
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address: poiArr[i]["address"],
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telephone: poiArr[i]["telephone"],
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alpha: otherparam["alpha"],
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width: otherparam["width"],
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height: otherparam["height"]
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}
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}
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otherparam.success(outputRes);
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} else {
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otherparam.fail({
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errMsg: res["message"],
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statusCode: res["status"]
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});
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}
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},
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fail(data) {
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otherparam.fail(data);
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}
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});
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}
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let locationfail = function (result) {
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otherparam.fail(result);
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};
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let locationcomplete = function (result) {
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};
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if (!param["location"]) {
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that.getWXLocation(type, locationsuccess, locationfail, locationcomplete);
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} else {
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let longitude = param.location.split(',')[1];
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let latitude = param.location.split(',')[0];
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let errMsg = 'input location';
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let res = {
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errMsg: errMsg,
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latitude: latitude,
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longitude: longitude
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};
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locationsuccess(res);
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}
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}
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/**
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* sug模糊检索
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*
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* @param {Object} param 检索配置
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* 参数对象结构可以参考
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* http://lbsyun.baidu.com/index.php?title=webapi/place-suggestion-api
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*/
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suggestion(param) {
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var that = this;
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param = param || {};
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let suggestionparam = {
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query: param["query"] || '',
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region: param["region"] || '全国',
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city_limit: param["city_limit"] || false,
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output: param["output"] || 'json',
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ak: that.ak,
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sn: param["sn"] || '',
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timestamp: param["timestamp"] || '',
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ret_coordtype: 'gcj02ll'
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};
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let otherparam = {
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success: param["success"] || function () { },
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fail: param["fail"] || function () { }
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};
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wx.request({
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url: 'https://api.map.baidu.com/place/v2/suggestion',
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data: suggestionparam,
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header: {
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"content-type": "application/json"
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},
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method: 'GET',
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success(data) {
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let res = data["data"];
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if (res["status"] === 0) {
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otherparam.success(res);
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} else {
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otherparam.fail({
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errMsg: res["message"],
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statusCode: res["status"]
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});
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}
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},
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fail(data) {
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otherparam.fail(data);
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}
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});
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}
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/**
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* rgc检索（逆地理编码：经纬度->地点描述）
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*
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* @param {Object} param 检索配置
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* 参数对象结构可以参考
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* https://lbs.baidu.com/index.php?title=webapi/guide/webservice-geocoding-abroad
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*
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*/
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regeocoding (param) {
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var that = this;
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param = param || {};
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let regeocodingparam = {
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coordtype: param["coordtype"] || 'gcj02ll',
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ret_coordtype: 'gcj02ll',
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radius: param["radius"] || 1000,
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ak: that.ak,
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sn: param["sn"] || '',
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output: param["output"] || 'json',
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callback: param["callback"] || function () { },
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extensions_poi: param["extensions_poi"] || 1,
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extensions_road: param["extensions_road"] || false,
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extensions_town: param["extensions_town"] || false,
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language: param["language"] || 'zh-CN',
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language_auto: param["language_auto"] || 0
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};
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let otherparam = {
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iconPath: param["iconPath"],
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iconTapPath: param["iconTapPath"],
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width: param["width"],
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height: param["height"],
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alpha: param["alpha"] || 1,
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success: param["success"] || function () { },
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fail: param["fail"] || function () { }
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};
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let type = 'gcj02';
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let locationsuccess = function (result) {
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regeocodingparam["location"] = result["latitude"] + ',' + result["longitude"];
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wx.request({
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url: 'https://api.map.baidu.com/reverse_geocoding/v3',
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data: regeocodingparam,
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header: {
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"content-type": "application/json"
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},
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method: 'GET',
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success(data) {
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let res = data["data"];
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if (res["status"] === 0) {
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let poiObj = res["result"];
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// outputRes 包含两个对象：
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// originalData为百度接口返回的原始数据
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// wxMarkerData为小程序规范的marker格式
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let outputRes = {};
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outputRes["originalData"] = res;
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outputRes["wxMarkerData"] = [];
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outputRes["wxMarkerData"][0] = {
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id: 0,
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latitude: result["latitude"],
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longitude: result["longitude"],
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address: poiObj["formatted_address"],
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iconPath: otherparam["iconPath"],
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iconTapPath: otherparam["iconTapPath"],
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desc: poiObj["sematic_description"],
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business: poiObj["business"],
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alpha: otherparam["alpha"],
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width: otherparam["width"],
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height: otherparam["height"]
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}
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otherparam.success(outputRes);
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} else {
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otherparam.fail({
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errMsg: res["message"],
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statusCode: res["status"]
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});
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}
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},
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fail(data) {
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otherparam.fail(data);
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}
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});
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};
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let locationfail = function (result) {
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otherparam.fail(result);
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}
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let locationcomplete = function (result) {
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};
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if (!param["location"]) {
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that.getWXLocation(type, locationsuccess, locationfail, locationcomplete);
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} else {
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let longitude = param.location.split(',')[1];
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let latitude = param.location.split(',')[0];
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let errMsg = 'input location';
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let res = {
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errMsg: errMsg,
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latitude: latitude,
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longitude: longitude
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};
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locationsuccess(res);
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}
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}
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/**
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* gc检索（地理编码：地点->经纬度）
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*
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* @param {Object} param 检索配置
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* 参数对象结构可以参考
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* https://lbs.baidu.com/index.php?title=webapi/guide/webservice-geocoding
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*
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*/
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geocoding(param) {
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var that = this;
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param = param || {};
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let geocodingparam = {
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address: param["address"] || '',
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city: param["city"] || '',
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ret_coordtype: param["coordtype"] || 'gcj02ll',
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ak: that.ak,
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sn: param["sn"] || '',
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output: param["output"] || 'json',
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callback: param["callback"] || function () { }
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};
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let otherparam = {
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iconPath: param["iconPath"],
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iconTapPath: param["iconTapPath"],
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width: param["width"],
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height: param["height"],
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alpha: param["alpha"] || 1,
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success: param["success"] || function () { },
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fail: param["fail"] || function () { }
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};
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if (param["address"]) {
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wx.request({
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url: 'https://api.map.baidu.com/geocoding/v3',
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data: geocodingparam,
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header: {
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"content-type": "application/json"
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},
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method: 'GET',
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success(data) {
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let res = data["data"];
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if (res["status"] === 0){
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let poiObj = res["result"];
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// outputRes 包含两个对象：
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// originalData为百度接口返回的原始数据
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// wxMarkerData为小程序规范的marker格式
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let outputRes = res;
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outputRes["originalData"] = res;
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outputRes["wxMarkerData"] = [];
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outputRes["wxMarkerData"][0] = {
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id: 0,
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latitude: poiObj["location"]["lat"],
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longitude: poiObj["location"]["lng"],
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iconPath: otherparam["iconPath"],
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iconTapPath: otherparam["iconTapPath"],
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alpha: otherparam["alpha"],
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width: otherparam["width"],
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height: otherparam["height"]
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}
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otherparam.success(outputRes);
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} else {
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otherparam.fail({
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errMsg: res["message"],
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statusCode: res["status"]
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});
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}
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},
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fail(data) {
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otherparam.fail(data);
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}
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});
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} else {
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let errMsg = 'input address!';
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let res = {
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errMsg: errMsg
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};
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otherparam.fail(res);
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}
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}
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/**
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* 天气检索
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*
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* @param {Object} param 检索配置
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*/
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weather(param) {
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var that = this;
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param = param || {};
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let weatherparam = {
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coord_type: param["coord_type"] || 'gcj02',
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output: param["output"] || 'json',
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ak: that.ak,
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sn: param["sn"] || '',
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timestamp: param["timestamp"] || ''
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};
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let otherparam = {
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success: param["success"] || function () { },
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fail: param["fail"] || function () { }
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};
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let type = 'gcj02';
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let locationsuccess = function (result) {
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weatherparam["location"] = result["longitude"] + ',' + result["latitude"];
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wx.request({
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url: 'https://api.map.baidu.com/telematics/v3/weather',
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data: weatherparam,
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header: {
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"content-type": "application/json"
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},
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method: 'GET',
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success(data) {
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let res = data["data"];
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if (res["error"] === 0 && res["status"] === 'success') {
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let weatherArr = res["results"];
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// outputRes 包含两个对象，
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// originalData为百度接口返回的原始数据
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// wxMarkerData为小程序规范的marker格式
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let outputRes = {};
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outputRes["originalData"] = res;
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outputRes["currentWeather"] = [];
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outputRes["currentWeather"][0] = {
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currentCity: weatherArr[0]["currentCity"],
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pm25: weatherArr[0]["pm25"],
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date: weatherArr[0]["weather_data"][0]["date"],
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temperature: weatherArr[0]["weather_data"][0]["temperature"],
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weatherDesc: weatherArr[0]["weather_data"][0]["weather"],
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wind: weatherArr[0]["weather_data"][0]["wind"]
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};
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otherparam.success(outputRes);
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} else {
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otherparam.fail({
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errMsg: res["message"],
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statusCode: res["status"]
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});
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}
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},
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fail(data) {
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otherparam.fail(data);
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}
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});
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}
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let locationfail = function (result) {
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otherparam.fail(result);
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}
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let locationcomplete = function (result) {
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}
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if (!param["location"]) {
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that.getWXLocation(type, locationsuccess, locationfail, locationcomplete);
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} else {
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let longitude = param.location.split(',')[0];
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let latitude = param.location.split(',')[1];
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let errMsg = 'input location';
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let res = {
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errMsg: errMsg,
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latitude: latitude,
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longitude: longitude
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};
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locationsuccess(res);
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}
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}
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}
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module.exports.BMapWX = BMapWX; |