98 lines
3.2 KiB
TypeScript
98 lines
3.2 KiB
TypeScript
import type { WechatGpsLocation } from '@dukang/shared-types';
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import { getRuntimePlatform, isWechatBrowser } from './env';
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import { ensureJssdkReady } from './jssdk';
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import type { WeixinSdkConfig } from './types';
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export type WechatLocationOutcome = {
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sdk: 'jssdk' | 'geolocation';
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location: WechatGpsLocation | null;
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errMsg?: string;
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};
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/** 获取 GPS 定位（微信 JSSDK / 小程序优先，否则 H5 Geolocation） */
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export async function getWechatLocation(config?: WeixinSdkConfig): Promise<WechatGpsLocation | null> {
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const outcome = await getWechatLocationDetailed(config);
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return outcome.location;
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}
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export async function getWechatLocationDetailed(
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config?: WeixinSdkConfig,
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): Promise<WechatLocationOutcome> {
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const platform = getRuntimePlatform();
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if (platform === 'mini' && window.wx?.getLocation) {
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return new Promise((resolve) => {
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window.wx!.getLocation!({
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type: 'gcj02',
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success: (res) => resolve({ sdk: 'jssdk', location: res }),
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fail: (res) => resolve({ sdk: 'jssdk', location: null, errMsg: res.errMsg }),
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});
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});
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}
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if (platform === 'wechat-h5' && config) {
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try {
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await ensureJssdkReady({
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apiBase: config.apiBase ?? '/api/v1',
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clientApp: config.clientApp,
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getAccessToken: config.getAccessToken,
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});
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if (window.wx?.getLocation) {
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const jsApiOk = await new Promise<boolean>((resolve) => {
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window.wx!.checkJsApi?.({
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jsApiList: ['getLocation'],
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success: (res) => resolve(!!res.checkResult?.getLocation),
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fail: () => resolve(false),
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});
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});
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if (!jsApiOk) {
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return { sdk: 'jssdk', location: null, errMsg: 'getLocation 未授权或不可用' };
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}
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return new Promise((resolve) => {
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window.wx!.getLocation!({
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type: 'gcj02',
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success: (res) => resolve({ sdk: 'jssdk', location: res }),
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fail: (res) => resolve({ sdk: 'jssdk', location: null, errMsg: res.errMsg }),
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});
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});
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}
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return { sdk: 'jssdk', location: null, errMsg: '微信 JSSDK getLocation 不可用' };
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} catch (err) {
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const errMsg = err instanceof Error ? err.message : String(err);
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return { sdk: 'jssdk', location: null, errMsg };
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}
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}
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if (typeof navigator === 'undefined' || !navigator.geolocation) {
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return { sdk: 'geolocation', location: null, errMsg: '浏览器不支持定位' };
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}
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return new Promise((resolve) => {
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navigator.geolocation.getCurrentPosition(
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(pos) =>
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resolve({
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sdk: 'geolocation',
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location: {
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latitude: pos.coords.latitude,
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longitude: pos.coords.longitude,
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accuracy: pos.coords.accuracy,
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},
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}),
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(err) =>
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resolve({
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sdk: 'geolocation',
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location: null,
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errMsg: err.message || '定位失败',
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}),
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{ enableHighAccuracy: false, timeout: 8000, maximumAge: 60_000 },
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);
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});
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}
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export function canUseWechatLocation(): boolean {
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return getRuntimePlatform() !== 'browser' || typeof navigator?.geolocation !== 'undefined';
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}
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export function isWechatEnv(): boolean {
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return isWechatBrowser() || getRuntimePlatform() === 'mini';
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}
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