PrinterDev.js

@@ -33,9 +33,6 @@ class PrinterDevice extends EventEmitter {
     if (chkSerial) {
       this._device = new escpos.Serial(this._serial)
       this._type = 'serial'
-      this._device.on('disconnect', () => {
-        self.emit('close')
-      })
     } else {
       this._device = new escpos.Console()
       this._type = 'console'

server.js

@@ -66,10 +66,9 @@ if (setupMode) {
   Printer.feed = config.printer.feed
   await Printer.connect()
 
-  Printer.on('close', ()=>{
+  if (config.ble.enable) {
-    console.log('device disconnect')
+    require('./ble')
-  })
+  }
-
 }
 
 if (router !== null) {
@@ -92,6 +91,12 @@ localEvent.on('print', async str => {
 })
 
 let systemStatus = {
+  ble: {
+    enable: false,
+    mac: '',
+    service: '',
+    characteristic: ''
+  },
   printer: {
     connect: false,
     serial: '',
@@ -102,8 +107,13 @@ let systemStatus = {
   secret: ''
 }
 
+systemStatus.ble.enable = config.ble.enable
 systemStatus.secret = config.api.secret
-
+if (config.ble.enable) {
+  systemStatus.ble.mac = await getBTAddr()
+  systemStatus.ble.service = config.ble.uuid.service
+  systemStatus.ble.characteristic = config.ble.uuid.characteristic
+}
 function getPrinterStatus() {
   systemStatus.printer.connect = Printer.isOpen
   systemStatus.printer.serial = Printer.serial
@@ -138,3 +148,17 @@ ws.on('connection', async (client, req) => {
     }
   })
 })
+
+async function getBTAddr() {
+  let address = await new Promise((resolve, reject) => {
+    exec('bt-adapter -i | grep -i address', (err, sout, serr) => {
+      if (err) return resolve('')
+      resolve(sout)
+    })
+  })
+
+  address = address.trim()
+  let arr = address.split(' ')
+  if (arr.length !== 2) return ''
+  return arr[1].trim()
+}

views/dashboard/index.ejs

@@ -1,7 +1,5 @@
 <%- include ../includes/header.ejs %>
-<div class="ui dimmer" id="loader">
+
-  <div class="ui loader text">Rebooting...</div>
-</div>
 <div class="ui container" style="padding-top: 20px;">
   <div class="ui grid">
     <div class="row">

views/dashboard/setting.ejs

@@ -39,7 +39,10 @@
       </div>
     </form>
   </div>
-
+  
+  <div class="ui dimmer" id="loader">
+    <div class="ui loader text">Rebooting...</div>
+  </div>
   
   <script>
     function getValue(obj){

views/dashboard/statusview.ejs

@@ -3,7 +3,7 @@
     <div class="column sixteen wide t-right">
       <div class="ui segment">
         <button class="ui button mini" type="button" id="gen-api-qr">Generate API QR</button>
-        <button class="ui button mini red" type="button" id="dev-reboot">Reboot</button>
+        <button class="ui button mini" type="button" id="gen-ble-qr">Generate BLE QR</button>
       </div>
     </div>
     <div class="column sixteen wide">
@@ -14,26 +14,50 @@
             <div class="ui horizontal label basic">API Key</div>
             <div class="description t-right" id="apikey"></div>
           </div>
-
+          
         </div>
       </div>
     </div>
 
+    <div class="column eight wide">
+        <div class="segment ui">
+          <h4 class="ui header dividing">藍芽狀態</h4>
+          <div class="ui divided list">
+            <div class="item">
+              <div class="ui horizontal label basic">啟用狀態</div>
+              <div class="description t-right" id="en-ble">On</div>
+            </div>
+            <div class="item">
+              <div class="ui horizontal label basic">Mac Address</div>
+              <div class="description t-right" id="ble-mac">00:11:22:33:44:55:66</div>
+            </div>
+            <div class="item">
+              <div class="ui horizontal label basic">ServiceUUID</div>
+              <div class="description t-right" id="ble-service">37B2975E-1A4B-4975-9211-9D47142B8183</div>
+            </div>
+            <div class="item">
+              <div class="ui horizontal label basic">CharacteristicUUID</div>
+              <div class="description t-right" id="ble-character">37B2975E-1A4B-4975-9211-9D47142B8183</div>
+            </div>
+          </div>
+        </div>
+      </div>
+
     <div class="column eight wide">
       <div class="segment ui">
         <h4 class="ui header dividing">印表機狀態</h4>
         <div class="ui divided list">
           <div class="item">
             <div class="ui horizontal label basic">連線狀態</div>
-            <div class="description t-right" id="prt-con"></div>
+            <div class="description t-right" id="prt-con">Disconnected</div>
           </div>
           <div class="item">
             <div class="ui horizontal label basic">連接埠</div>
-            <div class="description t-right" id="prt-port"></div>
+            <div class="description t-right" id="prt-port">/dev/ttyUSB0</div>
           </div>
           <div class="item">
             <div class="ui horizontal label basic">切紙前空行</div>
-            <div class="description t-right" id="prt-feed"></div>
+            <div class="description t-right" id="prt-feed">8</div>
           </div>
         </div>
       </div>
@@ -66,20 +90,6 @@
   </div>
 </div>
 
-<div class="ui mini modal" id="confirm-box">
-  <div class=" content">
-    確定要把設備重新啟動嗎?
-  </div>
-  <div class="actions">
-    <div class="ui black deny button" id="close">
-      取消
-    </div>
-    <div class="ui button red" id="run">
-      確定
-    </div>
-  </div>
-</div>
-
 <script>
   var setting = {
     mac: '',
@@ -88,81 +98,55 @@
   }
 
   var apikey = ''
-  var ws = null
 
-  function connectSocket() {
+  var ws = new WebSocket('ws://' + location.host)
-    ws = new WebSocket('ws://' + location.host)
+  ws.onmessage = msg => {
-    ws.onclose = () => {
+    // console.log(msg)
-      ws = null
+    let data = {}
-      setTimeout(() => {
+    try {
-        console.log(`try reconnect`)
+      data = JSON.parse(msg.data)
-        connectSocket()
+    } catch (err) {
-      }, 2000)
+      return
     }
-    ws.onmessage = msg => {
-      // console.log(msg)
-      let data = {}
-      try {
-        data = JSON.parse(msg.data)
-      } catch (err) {
-        return
-      }
 
-      switch (data.type) {
+    switch (data.type) {
-        case 'status':
+      case 'status':
-          console.log(data)
+        console.log(data)
-          let d = data.data
+        let d = data.data
+        $('#en-ble').text(d.ble.enable ? 'On' : 'Off')
+        $('#ble-mac').text(d.ble.mac)
+        $('#ble-service').text(d.ble.service)
+        $('#ble-character').text(d.ble.characteristic)
 
-          apikey = d.secret
+        setting.mac = d.ble.mac
-          $('#apikey').text(apikey)
+        setting.service = d.ble.service
+        setting.characteristic = d.ble.characteristic
 
-          $('#prt-con').text(d.printer.connect ? 'Connected' : 'Disconnected')
+        apikey = d.secret
-          $('#prt-port').text(d.printer.serial)
+        $('#apikey').text(apikey)
-          $('#prt-feed').text(d.printer.feed)
 
-          $('#prt-count').text(d.pcount)
+        $('#prt-con').text(d.printer.connect ? 'Connected' : 'Disconnected')
+        $('#prt-port').text(d.printer.serial)
+        $('#prt-feed').text(d.printer.feed)
 
-          $('#prt-last').text(d.lastprint)
+        $('#prt-count').text(d.pcount)
-          break
+
-      }
+        $('#prt-last').text(d.lastprint)
+        break
     }
   }
 
-  connectSocket()
+  $('#gen-ble-qr, #gen-api-qr').click(function () {
-
-  $('#gen-api-qr').click(function () {
     let qrdiv = document.querySelector('div#qr')
     qrdiv.innerHTML = ''
     let qr = new QRCode(qrdiv, {
-      text: JSON.stringify({ apikey }, null, 2),
+      text: this.id === 'gen-ble-qr' ? JSON.stringify(setting, null, 2) : JSON.stringify({apikey}, null, 2),
       colorDark: "#000000",
       colorLight: "#ffffff",
       correctLevel: QRCode.CorrectLevel.L
     })
+    // qr.makeCode(JSON.stringify(setting, null, 2))
     $('#qr-dimmer').dimmer('show')
   })
 
-  $('#dev-reboot').click(function(){
-    $('#confirm-box').modal('show')
-    $('#confirm-box #close').unbind('click').click(function(){
-      $('#confirm-box').modal('hide')
-    })
-    $('#confirm-box #run').unbind('click').click(function(){
-      $('#confirm-box').modal('hide')
-      $.ajax({
-        url: '/reboot_sys',
-        type: 'put',
-        success: function(){
-          setTimeout(function(){
-            location.replace('/')
-          }, 30000)
-          $('#loader').addClass('active')
-        },
-        error: function(){
-          alert('系統重新啟動失敗')
-        }
-      })
-    })
-  })
-
 </script>