feat: 多设备连接测试

src/Logger.ts

+enum Level {
+    debug = 'debug',
+    info = 'info',
+    error = 'error',
+  }
+  type Message = {
+    level: Level;
+    module: string;
+    procedure: string;
+    message: string;
+    time: number;
+  };
+  
+  export function ObjectPrint(obj: Record<string, any>) {
+    let res = '';
+    for (const key in obj) {
+      const value = obj[key];
+      res += `\n${key}:${JSON.stringify(value)}`
+    }
+    res += '\n'
+    return res;
+  }
+  
+
+export const Logger = {
+    messages: [] as Message[],
+    consoleOutput: true,
+    printModule: [],
+    info(module: string, procedure: string, message: string) {
+      this._append(Level.info, module, procedure, message);
+    },
+    debug(module: string, procedure: string, message: string) {
+      this._append(Level.debug, module, procedure, message);
+    },
+    error(module: string, procedure: string, message: string) {
+      this._append(Level.error, module, procedure, message);
+    },
+    save(module: string, procedure: string, message: any) { },
+    _append(level: Level, module: string, procedure: string, message: string) {
+      let log = {
+        level,
+        module,
+        procedure,
+        message: String(message),
+        time: new Date().getTime(),
+      };
+      this.messages.push(log);
+      if (this.consoleOutput) {
+        this._print(log);
+      }
+      if (this.messages.length > 15000) this.messages.shift();
+    },
+    _print(log: Message) {
+      let time = new Date(log.time);
+      console.info(
+        '[' +
+        (log.level == 'error' ? 'x' : '*') +
+        '][' +
+        time.toLocaleString() +
+        '](' +
+        log.module +
+        ' - ' +
+        log.procedure +
+        ') ' +
+        log.message
+      );
+    },
+    filter(module: string, procedure: string) {
+      return this.messages.filter((i) => i.module == module && i.procedure == procedure);
+    },
+    enableConsoleOutput() {
+      this.consoleOutput = true;
+      localStorage.setItem('Looger-consoleOutput', 'true')
+    },
+    disableConsoleOutput() {
+      this.consoleOutput = false;
+      localStorage.removeItem('Looger-consoleOutput')
+    },
+    setPrintModule(modules: string[]) {
+      // this.printModule = modules;
+      // localStorage.setItem('Looger-print-module', modules.join(' , '));
+    },
+    peek(rows: number) {
+      return this.messages.slice(-rows);
+    },
+    search(module: string, procedure: string, keyword?: string) {
+      return this.messages.filter((i: Message) => {
+        let r = i.module == module;
+        if (!r) return false;
+        if (procedure) {
+          if (i.procedure != procedure) return false;
+        }
+        if (keyword) {
+          if (i.message.indexOf(keyword) == -1) return false;
+        }
+        return true;
+      });
+    },
+  };
\ No newline at end of file

src/index.tsx

 import { useEffect, useState } from 'react';
 import Jensen, { BluetoothDevice } from '..';
 import './index.css';
+import { Logger } from './Logger'
 
 const jensen = new Jensen();
 
@@ -9,6 +10,7 @@ export function Home() {
   const [devices, setDevices] = useState<Jensen.BluetoothDevice[]>([]);
   const [greeting, setGreeting] = useState<string|null>(null);
 
+  /*
   useEffect(() => {
     jensen.connect();
     jensen.onconnect = () => {
@@ -18,6 +20,7 @@ export function Home() {
       });
     };
   }, []);
+  */
 
   const getFilePart = () => {
     const file = files[4];
@@ -184,10 +187,25 @@ export function Home() {
     }
   }
 
+  const connectx = async () => {
+    const usb = (navigator as any).usb;
+    usb.getDevices().then(async (devices: any[]) => {
+      for (let i = 0; i < devices.length; i++)
+      {
+        let dev = devices[i];
+        await dev.open();
+        let jensen = new Jensen(Logger, dev);
+        await jensen.initialize();
+        let rst = await jensen.getDeviceInfo();
+        console.log(rst);
+      }
+    });
+  }
+
   return (
     <>
     <div style={{ display: 'flex', flexDirection: 'row', gap: '16px', padding: '16px', alignItems: 'center' }}>
-      <button style={{ width: '200px', height: '50px' }} onClick={connect}>连接</button>
+      <button style={{ width: '200px', height: '50px' }} onClick={connectx}>连接</button>
       <button style={{ width: '200px', height: '50px' }} onClick={getFilePart}>获取文件</button>
       <button style={{ width: '200px', height: '50px' }} onClick={writeSN}>SN写号</button>
       <button style={{ width: '200px', height: '50px' }} onClick={getTime}>获取时间</button>