108 lines
3.0 KiB
JavaScript
108 lines
3.0 KiB
JavaScript
/**
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* 地图配置
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* 腾讯地图开放平台: https://lbs.qq.com/
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* 高德地图开放平台: https://lbs.amap.com/
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*/
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// 腾讯地图配置
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export const TENCENT_MAP = {
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// 腾讯地图Key
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key: 'Q7CBZ-CC2C5-5O6IA-IU5VM-KJGAF-IKBRO',
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// API地址
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geocoderUrl: 'https://apis.map.qq.com/ws/geocoder/v1/', // 逆地理编码
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directionUrl: 'https://apis.map.qq.com/ws/direction/v1/', // 路线规划
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}
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// 高德地图配置（备用）
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export const AMAP = {
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key: 'YOUR_AMAP_KEY',
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geocoderUrl: 'https://restapi.amap.com/v3/geocode/regeo'
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}
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/**
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* 逆地理编码 - 将经纬度转换为地址
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* @param {Number} latitude 纬度
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* @param {Number} longitude 经度
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* @returns {Promise<String>} 详细地址
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*/
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export async function reverseGeocode(latitude, longitude) {
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try {
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const res = await uni.request({
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url: TENCENT_MAP.geocoderUrl,
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method: 'GET',
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data: {
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location: `${latitude},${longitude}`,
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key: TENCENT_MAP.key,
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get_poi: 0 // 不返回周边POI列表
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}
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})
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if (res.statusCode === 200 && res.data.status === 0) {
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const result = res.data.result
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const addressComponent = result.address_component
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// 拼接详细地址：省 + 市 + 区 + 街道 + 门牌号
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const detailAddress = [
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addressComponent.province,
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addressComponent.city,
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addressComponent.district,
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addressComponent.street,
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addressComponent.street_number
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].filter(item => item).join('')
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return {
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success: true,
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address: detailAddress,
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province: addressComponent.province,
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city: addressComponent.city,
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district: addressComponent.district,
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street: addressComponent.street,
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streetNumber: addressComponent.street_number,
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formattedAddress: result.formatted_addresses?.recommend || detailAddress
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}
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} else {
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console.warn('逆地理编码失败:', res.data)
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return {
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success: false,
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address: `位置: ${latitude.toFixed(6)}, ${longitude.toFixed(6)}`,
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error: res.data.message || '获取地址失败'
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}
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}
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} catch (e) {
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console.error('逆地理编码异常:', e)
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return {
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success: false,
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address: `位置: ${latitude.toFixed(6)}, ${longitude.toFixed(6)}`,
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error: e.message || '网络异常'
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}
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}
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}
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/**
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* 计算两点之间的距离（米）
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* @param {Number} lat1 纬度1
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* @param {Number} lng1 经度1
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* @param {Number} lat2 纬度2
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* @param {Number} lng2 经度2
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* @returns {Number} 距离（米）
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*/
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export function calculateDistance(lat1, lng1, lat2, lng2) {
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const rad = (d) => d * Math.PI / 180.0
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const EARTH_RADIUS = 6378137.0
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const radLat1 = rad(lat1)
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const radLat2 = rad(lat2)
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const a = radLat1 - radLat2
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const b = rad(lng1) - rad(lng2)
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let s = 2 * Math.asin(Math.sqrt(
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Math.pow(Math.sin(a / 2), 2) +
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Math.cos(radLat1) * Math.cos(radLat2) * Math.pow(Math.sin(b / 2), 2)
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))
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s = s * EARTH_RADIUS
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s = Math.round(s)
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return s
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}
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