/**
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* 截取日期
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*/
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export const runcation = (date) => {
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return date.substring(0, 16)
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}
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// 返回距离
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export function distance(lat1, lng1, lat2, lng2) {
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var that = this;
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let rad1 = lat1 * Math.PI / 180.0;
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let rad2 = lat2 * Math.PI / 180.0;
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let a = rad1 - rad2;
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let 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(rad1) *
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Math.cos(
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rad2) * Math.pow(
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Math.sin(b / 2), 2)));
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s = s * 6378.137 * 1000;
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s = (Math.round(s * 10000) / 10000).toFixed(2);
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console.log(s)
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// s = s.toString();
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// s = s.substring(0, s.indexOf('.') + 2);
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return s
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}
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// 登录
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export function userLogin() {
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let that = this;
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let promise = new Promise((resolve, reject) => {
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uni.login({
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provider: 'weixin',
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success: async function(loginRes) {
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let { code } = loginRes;
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let res = await that.$u.api.wxLogin({ code })
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if (res.code === 200) {
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resolve(res);
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// that.$store.commit('setToken', res.data.token)
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// that.$store.commit('setUserInfo', res.data.userResponse)
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} else {
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reject(err)
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}
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}
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});
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})
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return promise;
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}
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const LOCATION_NOTICE_STORAGE_KEY = 'location_permission_notice_shown'
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const IMAGE_NOTICE_STORAGE_KEY = 'image_permission_notice_shown'
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const DEFAULT_LOCATION_NOTICE = {
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title: '获取位置信息',
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content: '为了给您分配附近的订单，并计算接送货的精准距离与导航路线，本应用需要获取您的位置信息。',
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confirmText: '已知晓'
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}
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const DEFAULT_IMAGE_NOTICE = {
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title: '获取相机权限',
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content: '为了支持您进行司机身份认证，以及方便您在取送件时拍照留存凭证，本应用需要获取您的相机与相册权限。',
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confirmText: '已知晓'
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}
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export function ensureLocationPermissionNotice(modalOptions = {}) {
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const hasShown = uni.getStorageSync(LOCATION_NOTICE_STORAGE_KEY)
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if (hasShown) {
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return Promise.resolve(true)
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}
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const options = Object.assign({}, DEFAULT_LOCATION_NOTICE, modalOptions)
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return new Promise((resolve) => {
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uni.showModal({
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title: options.title,
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content: options.content,
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confirmText: options.confirmText,
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showCancel: false,
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success: (res) => {
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if (res.confirm) {
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uni.setStorageSync(LOCATION_NOTICE_STORAGE_KEY, true)
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resolve(true)
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return
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}
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resolve(false)
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},
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fail: () => {
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resolve(false)
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}
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})
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})
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}
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export function getLocationWithNotice(locationOptions = {}, modalOptions = {}) {
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return ensureLocationPermissionNotice(modalOptions).then((confirmed) => {
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if (!confirmed) {
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return Promise.reject({ errMsg: 'location permission notice canceled' })
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}
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return new Promise((resolve, reject) => {
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uni.getLocation(Object.assign({}, locationOptions, {
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success: (res) => {
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uni.$emit('locationPermissionGranted', res)
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if (typeof locationOptions.success === 'function') {
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locationOptions.success(res)
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}
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resolve(res)
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},
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fail: (err) => {
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if (typeof locationOptions.fail === 'function') {
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locationOptions.fail(err)
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}
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reject(err)
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}
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}))
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})
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})
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}
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export function ensureImagePermissionNotice(modalOptions = {}) {
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const hasShown = uni.getStorageSync(IMAGE_NOTICE_STORAGE_KEY)
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if (hasShown) {
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return Promise.resolve(true)
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}
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const options = Object.assign({}, DEFAULT_IMAGE_NOTICE, modalOptions)
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return new Promise((resolve) => {
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uni.showModal({
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title: options.title,
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content: options.content,
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confirmText: options.confirmText,
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showCancel: false,
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success: (res) => {
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if (res.confirm) {
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uni.setStorageSync(IMAGE_NOTICE_STORAGE_KEY, true)
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resolve(true)
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return
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}
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resolve(false)
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},
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fail: () => {
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resolve(false)
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}
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})
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})
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}
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export function chooseImageWithNotice(imageOptions = {}, modalOptions = {}) {
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return ensureImagePermissionNotice(modalOptions).then((confirmed) => {
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if (!confirmed) {
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return Promise.reject({ errMsg: 'image permission notice canceled' })
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}
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return new Promise((resolve, reject) => {
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uni.chooseImage(Object.assign({}, imageOptions, {
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success: (res) => {
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if (typeof imageOptions.success === 'function') {
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imageOptions.success(res)
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}
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resolve(res)
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},
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fail: (err) => {
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const errMsg = (err && err.errMsg) || ''
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if (errMsg && !/cancel/i.test(errMsg)) {
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uni.showToast({
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title: '需要授权相机权限',
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icon: 'none'
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})
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}
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if (typeof imageOptions.fail === 'function') {
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imageOptions.fail(err)
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}
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reject(err)
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}
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}))
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})
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})
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}
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export function checkLocationPermission() {
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return new Promise((resolve) => {
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if (typeof uni.getAppAuthorizeSetting === 'function') {
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try {
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const setting = uni.getAppAuthorizeSetting()
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const locationAuthorized = setting.locationAuthorized
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resolve(locationAuthorized === 'authorized' || locationAuthorized === 'authorizedAlways')
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return
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} catch (e) {
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console.log('getAppAuthorizeSetting fail', e)
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}
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}
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uni.getSetting({
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success: (res) => {
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const authSetting = res.authSetting || {}
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resolve(!!authSetting['scope.userLocation'])
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},
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fail: () => {
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resolve(false)
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}
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})
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})
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}
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