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// 云函数入口文件
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const cloud = require('wx-server-sdk')
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cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV})
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// 云函数入口函数
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exports.main = async (event, context) => {
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console.log(event)
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switch (event.action) {
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case 'requestSubscribeMessage': {
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return requestSubscribeMessage(event)
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}
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case 'sendSubscribeMessage': {
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return sendSubscribeMessage(event)
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}
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case "getWXACodeUnlimited":{
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return getWXACodeUnlimited(event)
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}
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case 'getWXACode': {
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return getWXACode(event)
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}
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case 'getOpenData': {
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return getOpenData(event)
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}
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default: {
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return
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}
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}
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}
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async function requestSubscribeMessage(event) {
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// 此处为模板 ID，开发者需要到小程序管理后台 - 订阅消息 - 公共模板库中添加模板，
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// 然后在我的模板中找到对应模板的 ID，填入此处
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return '请到管理后台申请模板 ID 然后在此替换' // 如 'N_J6F05_bjhqd6zh2h1LHJ9TAv9IpkCiAJEpSw0PrmQ'
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}
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async function sendSubscribeMessage(event) {
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const { OPENID } = cloud.getWXContext()
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const { templateId } = event
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const sendResult = await cloud.openapi.subscribeMessage.send({
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touser: OPENID,
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templateId,
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miniprogram_state: 'developer',
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page: 'pages/openapi/openapi',
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// 此处字段应修改为所申请模板所要求的字段
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data: {
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thing1: {
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value: '咖啡',
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},
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time3: {
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value: '2020-01-01 00:00',
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},
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}
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})
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return sendResult
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}
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async function getWXACodeUnlimited(event){
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let {scene, page} = event;
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const wxacodeResult = await cloud.openapi.wxacode.getUnlimited({
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scene, page
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})
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const fileExtensionMatches = wxacodeResult.contentType.match(/\/([^\/]+)/)
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const fileExtension = (fileExtensionMatches && fileExtensionMatches[1]) || 'jpg'
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const uploadResult = await cloud.uploadFile({
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cloudPath: `images/wxacode/${(page+"?"+scene).replace(/[\/?&]/g, "_")}.${fileExtension}`,
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fileContent: wxacodeResult.buffer,
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})
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if (!uploadResult.fileID) {
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throw new Error(`upload failed with empty fileID and storage server status code ${uploadResult.statusCode}`)
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}
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return uploadResult.fileID
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}
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async function getWXACode(event) {
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let {path} = event;
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const wxacodeResult = await cloud.openapi.wxacode.get({
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path
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})
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const fileExtensionMatches = wxacodeResult.contentType.match(/\/([^\/]+)/)
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const fileExtension = (fileExtensionMatches && fileExtensionMatches[1]) || 'jpg'
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const uploadResult = await cloud.uploadFile({
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cloudPath: `images/wxacode/${path.replace(/[\/?&]/g,"_")}.${fileExtension}`,
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fileContent: wxacodeResult.buffer,
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})
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if (!uploadResult.fileID) {
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throw new Error(`upload failed with empty fileID and storage server status code ${uploadResult.statusCode}`)
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}
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return uploadResult.fileID
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}
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async function getOpenData(event) {
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return cloud.getOpenData({
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list: event.openData.list,
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})
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}
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