feat: 增加休眠检测

jensen.d.ts

@@ -142,6 +142,7 @@ declare class Jensen {
   onconnect: () => void;
   // 事件：当连接异常时触发
   onerror: (e: Error) => void;
+  onwakeup: () => void;
   // 主动断开连接（单连接时适用）
   disconnect: () => void;
   // 事件：当连接断开时触发

src/index.tsx

@@ -14,6 +14,9 @@ export function Home() {
     jensen.connect();
     jensen.onconnect = () => {
       console.log('connect successfully');
+      jensen.onwakeup = function() {
+        console.log('从休眠中恢复过来了？');
+      }
       jensen.getDeviceInfo().then((info) => {
         console.log('getDeviceInfo', info);
         alert(info.sn + ' connected');

src/utils/jensen.js

@@ -102,6 +102,10 @@ function Jensen(log, conn) {
   this.onconnect = null;
   this.onreceive = null;
   this.onerror = null;
+  this.onwakeup = null;
+
+  this.sleepChecker = null;
+  this.lastTimerInvoked = new Date().getTime();
 
   const RECV_BUFF_SIZE = 512000;
 
@@ -168,6 +172,16 @@ function Jensen(log, conn) {
     } catch (err) {
       Logger.error('jensen', 'setup', err);
     }
+    if (self.sleepChecker) window.clearInterval(self.sleepChecker);
+    self.sleepChecker = setInterval(function() {
+      let now = new Date().getTime();
+      if (now - self.lastTimerInvoked > 6000)
+      {
+        if (typeof(self.onwakeup) == 'function') self.onwakeup();
+      }
+      self.lastTimerInvoked = now;
+    }, 5000);
+    console.log('休眠检测准备完毕');
   };
 
   this.initialize = async function() {