| 1 | {"version":3,"file":"chooseLocation.js","sources":["../../../src/api/location/chooseLocation.ts"],"sourcesContent":["import './style.scss'\r\n\r\nimport Taro from '@tarojs/api'\r\nimport { stringify } from 'query-string'\r\n\r\nimport { MethodHandler } from '../../utils/handler'\r\n\r\nfunction createLocationChooser (handler, key = LOCATION_APIKEY, mapOpt: Taro.chooseLocation.Option['mapOpts'] = {}) {\r\n const { latitude, longitude, ...opts } = mapOpt\r\n const query = {\r\n key,\r\n type: 1,\r\n coord: mapOpt.coord ?? [latitude, longitude].every(e => Number(e) >= 0) ? `${latitude},${longitude}` : undefined,\r\n referer: 'myapp',\r\n ...opts\r\n }\r\n const html = `\r\n<div class='taro_choose_location'>\r\n <div class='taro_choose_location_bar'>\r\n <div class='taro_choose_location_back'></div>\r\n <p class='taro_choose_location_title'>位置</p>\r\n <button class='taro_choose_location_submit'>完成</button>\r\n </div>\r\n <iframe class='taro_choose_location_frame' frameborder='0' src=\"https://apis.map.qq.com/tools/locpicker?${stringify(query, { arrayFormat: 'comma', skipNull: true })}\" />\r\n</div>\r\n`\r\n const container = document.createElement('div')\r\n container.innerHTML = html\r\n const main: HTMLDivElement = container.querySelector('.taro_choose_location') as HTMLDivElement\r\n\r\n function show () {\r\n setTimeout(() => {\r\n main.style.top = '0'\r\n })\r\n }\r\n\r\n function hide () {\r\n main.style.top = '100%'\r\n }\r\n\r\n function back () {\r\n hide()\r\n handler({ errMsg: 'cancel' })\r\n }\r\n\r\n function submit () {\r\n hide()\r\n handler()\r\n }\r\n\r\n function remove () {\r\n container.remove()\r\n window.removeEventListener('popstate', back)\r\n }\r\n\r\n container.querySelector('.taro_choose_location_back')?.addEventListener('click', back)\r\n container.querySelector('.taro_choose_location_submit')?.addEventListener('click', submit)\r\n\r\n window.addEventListener('popstate', back)\r\n\r\n return {\r\n show,\r\n remove,\r\n container\r\n }\r\n}\r\n\r\n/**\r\n * 打开地图选择位置。\r\n */\r\nexport const chooseLocation: typeof Taro.chooseLocation = ({ success, fail, complete, mapOpts } = {}) => {\r\n const key = LOCATION_APIKEY\r\n const handle = new MethodHandler({ name: 'chooseLocation', success, fail, complete })\r\n return new Promise((resolve, reject) => {\r\n const chooseLocation: Partial<Taro.chooseLocation.SuccessCallbackResult> = {}\r\n if (!key) {\r\n console.warn('chooseLocation api 依赖腾讯地图定位api，需要在 defineConstants 中配置 LOCATION_APIKEY')\r\n return handle.fail({\r\n errMsg: 'LOCATION_APIKEY needed'\r\n }, { resolve, reject })\r\n }\r\n\r\n const onMessage = event => {\r\n // 接收位置信息，用户选择确认位置点后选点组件会触发该事件，回传用户的位置信息\r\n const loc = event.data\r\n\r\n // 防止其他应用也会向该页面 post 信息，需判断 module 是否为'locationPicker'\r\n if (!loc || loc.module !== 'locationPicker') return\r\n\r\n chooseLocation.name = loc.poiname\r\n chooseLocation.address = loc.poiaddress\r\n chooseLocation.latitude = loc.latlng.lat\r\n chooseLocation.longitude = loc.latlng.lng\r\n }\r\n\r\n const chooser = createLocationChooser(res => {\r\n window.removeEventListener('message', onMessage, false)\r\n setTimeout(() => {\r\n chooser.remove()\r\n }, 300)\r\n if (res) {\r\n return handle.fail(res, { resolve, reject })\r\n } else {\r\n if (chooseLocation.latitude && chooseLocation.longitude) {\r\n return handle.success(chooseLocation, { resolve, reject })\r\n } else {\r\n return handle.fail({}, { resolve, reject })\r\n }\r\n }\r\n }, key, mapOpts)\r\n\r\n document.body.appendChild(chooser.container)\r\n\r\n window.addEventListener('message', onMessage, false)\r\n chooser.show()\r\n 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