1.手机扫码下单打印标签

2.PC桌面端下单打印标签
3.无需打开叫号窗口扫码叫号取餐

src/App.vue

@@ -2,7 +2,7 @@
   <el-config-provider size="large">
     <div class="container">
       <div class="left" v-if="!hideLeftMenu">
-        <left-menu />
+        <left-menu ref="leftMenuRef" />
       </div>
       <div :class="{ view: !hideLeftMenu }">
         <!-- <div class="wrapper">
@@ -31,6 +31,12 @@ import { useUser } from "@/store/user.js";
 import { bySubType } from "@/api/device";
 import { dayjs, ElMessage } from "element-plus";
 import { ipcRenderer } from 'electron'
+import { scanSendMessage } from '@/api/order/index'
+import { useGlobal } from '@/store/global.js'
+
+const global = useGlobal()
+
+const leftMenuRef = ref(null)
 
 const uuid = ref('')
 
@@ -182,8 +188,10 @@ function checkLabelPrint(props) {
     let sum = 0
 
     props.carts.map(item => {
-      for (let i = 0; i < item.number; i++) {
-        sum++
+      if (pids.some(el => el == item.categoryId)) {
+        for (let i = 0; i < item.number; i++) {
+          sum++
+        }
       }
     })
 
@@ -215,9 +223,11 @@ function printLabel(list) {
   if (!checkLocalPrint(printLabelList.value[0].config.deviceName)) {
     ElMessage.error("本地打印机无法使用，请检查打印机是否正确连接");
   } else {
-    list.map(item => {
-      ipcRenderer.send('printerTagSync', JSON.stringify(item))
-    })
+    for (let i = 0; i <= list.length - 1; i++) {
+      setTimeout(() => {
+        ipcRenderer.send('printerTagSync', JSON.stringify(list[i]))
+      }, i * 1000)
+    }
   }
 }
 
@@ -319,8 +329,103 @@ function reConnect(wsUrl) {
   }, 5000)
 }
 
+const nextCodeRef = ref('')
+const lastTimeRef = ref('')
+const codeRef = ref('')
+// 通过扫码枪获取条形码
+async function getBarCode(e) {
+  let nextCode = ''
+  let nextTime = ''
+  const lastTime = lastTimeRef.value
+  let code = codeRef.value
+  if (window.event) {
+    // IE
+    nextCode = e.keyCode
+  } else if (e.which) {
+    // Netscape/Firefox/Opera
+    nextCode = e.which
+  }
+  nextTime = new Date().getTime()
+  // 字母上方 数字键0-9 对应键码值 48-57; 数字键盘 数字键0-9 对应键码值 96-105
+  if (
+    (nextCode >= 48 && nextCode <= 57) ||
+    (nextCode >= 96 && nextCode <= 105)
+  ) {
+    const codes = {
+      '48': 48,
+      '49': 49,
+      '50': 50,
+      '51': 51,
+      '52': 52,
+      '53': 53,
+      '54': 54,
+      '55': 55,
+      '56': 56,
+      '57': 57,
+      '96': 48,
+      '97': 49,
+      '98': 50,
+      '99': 51,
+      '100': 52,
+      '101': 53,
+      '102': 54,
+      '103': 55,
+      '104': 56,
+      '105': 57
+    }
+    nextCode = codes[nextCode]
+    nextTime = new Date().getTime()
+  }
+  // 第二次输入延迟两秒，删除之前的数据重新计算
+  if (nextTime && lastTime && nextTime - lastTime > 2000) {
+    code = String.fromCharCode(nextCode)
+  } else {
+    code += String.fromCharCode(nextCode)
+  }
+
+
+  // 保存数据
+  nextCodeRef.value = nextCode
+  lastTimeRef.value = nextTime
+  codeRef.value = code
+  // 键入Enter
+  if (e.which === 13) {
+    // 判断 code 长度（这里就获取到条码值了，以下业务自由发挥）
+    code = code.trim()
+    if (code.length == 13) {
+      console.log('A类条码:' + code);
+    } else if (code.length == 23) {
+      console.log('B类条码:' + code);
+    } else if (code.length == 0) {
+      console.log('请输入条码');
+    } else {
+      console.log('条码不合法：' + code);
+      try {
+        if (!global.isCallNumber) return
+        await scanSendMessage({
+          outNumber: code,
+          shopId: store.userInfo.shopId,
+          // shopId: 4
+        })
+        ElMessage.success('叫号成功')
+        leftMenuRef.value.updateCallNumber()
+      } catch (error) {
+        console.log(error);
+      }
+    }
+
+    console.log('code', code);
+    // 键入回车务必清空code值
+    codeRef.value = ''
+    return false
+  }
+}
+
 onMounted(() => {
   getPrintList()
+  document.addEventListener('keydown', (e) => {
+    getBarCode(e)
+  })
 })
 
 </script>