163 lines
4.0 KiB
JavaScript
163 lines
4.0 KiB
JavaScript
// 高德地图工具类
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const AMAP_KEY = '4c513a688938fd89b88b296e867f66ec'
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class AmapUtil {
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constructor() {
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this.key = AMAP_KEY
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}
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// 逆地理编码 - 根据经纬度获取地址信息
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async regeocode(longitude, latitude) {
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try {
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const res = await uni.request({
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url: 'https://restapi.amap.com/v3/geocode/regeo',
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method: 'GET',
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data: {
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key: this.key,
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location: `${longitude},${latitude}`,
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poitype: '',
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radius: 1000,
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extensions: 'base',
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batch: false,
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roadlevel: 0
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}
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})
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if (res.statusCode === 200 && res.data.status === '1') {
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return {
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success: true,
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data: res.data.regeocode
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}
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} else {
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return {
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success: false,
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message: res.data.info || '逆地理编码失败'
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}
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}
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} catch (error) {
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console.error('逆地理编码异常:', error)
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return {
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success: false,
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message: '网络异常'
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}
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}
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}
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// 地理编码 - 根据地址获取经纬度
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async geocode(address, city = '') {
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try {
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const res = await uni.request({
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url: 'https://restapi.amap.com/v3/geocode/geo',
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method: 'GET',
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data: {
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key: this.key,
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address: address,
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city: city
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}
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})
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if (res.statusCode === 200 && res.data.status === '1' && res.data.geocodes.length > 0) {
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return {
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success: true,
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data: res.data.geocodes[0]
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}
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} else {
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return {
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success: false,
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message: res.data.info || '地理编码失败'
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}
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}
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} catch (error) {
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console.error('地理编码异常:', error)
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return {
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success: false,
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message: '网络异常'
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}
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}
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}
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// 搜索POI
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async searchPOI(keywords, location = '', radius = 3000, city = '') {
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try {
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const res = await uni.request({
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url: 'https://restapi.amap.com/v3/place/text',
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method: 'GET',
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data: {
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key: this.key,
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keywords: keywords,
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location: location,
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radius: radius,
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city: city,
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citylimit: true
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}
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})
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if (res.statusCode === 200 && res.data.status === '1') {
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return {
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success: true,
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data: res.data.pois || []
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}
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} else {
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return {
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success: false,
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message: res.data.info || '搜索失败'
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}
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}
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} catch (error) {
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console.error('POI搜索异常:', error)
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return {
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success: false,
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message: '网络异常'
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}
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}
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}
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// 路径规划
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async getRoute(origin, destination, strategy = 0) {
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try {
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const res = await uni.request({
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url: 'https://restapi.amap.com/v3/direction/driving',
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method: 'GET',
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data: {
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key: this.key,
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origin: origin,
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destination: destination,
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strategy: strategy,
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extensions: 'base'
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}
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})
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if (res.statusCode === 200 && res.data.status === '1') {
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return {
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success: true,
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data: res.data.route
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}
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} else {
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return {
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success: false,
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message: res.data.info || '路径规划失败'
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}
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}
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} catch (error) {
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console.error('路径规划异常:', error)
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return {
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success: false,
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message: '网络异常'
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}
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}
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}
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// 计算两点间距离
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calculateDistance(lat1, lng1, lat2, lng2) {
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const radLat1 = lat1 * Math.PI / 180.0
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const radLat2 = lat2 * Math.PI / 180.0
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const a = radLat1 - radLat2
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const b = lng1 * Math.PI / 180.0 - lng2 * Math.PI / 180.0
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let s = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(a / 2), 2) + Math.cos(radLat1) * Math.cos(radLat2) * Math.pow(Math.sin(b / 2), 2)))
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s = s * 6378.137
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s = Math.round(s * 10000) / 10000
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return s
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}
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}
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export default new AmapUtil()
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