mini program: add qcloud_device_linkage_demo

tools/Mini_Program/qcloud_device_linkage_demo/cloudfunctions/query/index.js

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+// 云函数入口文件
+const cloud = require('wx-server-sdk')
+const tencentcloud = require("tencentcloud-sdk-nodejs");
+
+const IotexplorerClient = tencentcloud.iotexplorer.v20190423.Client;
+const models = tencentcloud.iotexplorer.v20190423.Models;
+
+const Credential = tencentcloud.common.Credential;
+const ClientProfile = tencentcloud.common.ClientProfile;
+const HttpProfile = tencentcloud.common.HttpProfile;
+cloud.init()
+
+// 云函数入口函数
+exports.main = async(event, context) => {
+  console.log("event:", event);
+  let cred = new Credential(event.SecretId, event.SecretKey);
+  let httpProfile = new HttpProfile();
+  httpProfile.endpoint = "iotexplorer.tencentcloudapi.com";
+  let clientProfile = new ClientProfile();
+  clientProfile.httpProfile = httpProfile;
+  let client = new IotexplorerClient(cred, "ap-guangzhou", clientProfile);
+
+  let req = new models.DescribeDeviceDataRequest();
+  req.ProductId = event.ProductId;
+  req.DeviceName = event.DeviceName;
+  console.log("req:", req);
+  return new Promise((resolve, reject) => {
+    client.DescribeDeviceData(req, function(errMsg, response) {
+      if (errMsg) {
+        console.log(errMsg);
+        reject(errMsg);
+      }
+      console.log(response);
+      resolve(response)
+    });
+  })
+}

tools/Mini_Program/qcloud_device_linkage_demo/cloudfunctions/query/package.json

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+{
+  "name": "iotexplorer",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "tencentcloud-sdk-nodejs": "^3.0.77",
+    "wx-server-sdk": "latest"
+  }
+}