优化打印

src/views/home/components/settleAccount.vue

@@ -107,6 +107,7 @@ const props = defineProps({
 const isPrint = ref(true);
 
 const printList = ref([]);
+const localPrintList = ref([])
 
 // 获取打印机状态
 async function bySubTypeAjax() {
@@ -122,24 +123,53 @@ async function bySubTypeAjax() {
   }
 }
 
+// 获取本地打印机列表
+function getPrintList() {
+  ipcRenderer.send("getPrintList");
+  ipcRenderer.on("printList", (event, arg) => {
+    localPrintList.value = arg;
+    console.log(localPrintList.value);
+  });
+}
+
+// 检查本地打印机是否能正常使用
+function checkLocalPrint(deviceName) {
+  let print = ''
+  for (let item of localPrintList.value) {
+    if (item.name == deviceName) {
+      print = item
+    }
+  }
+
+  if (!print.name || !print.status) {
+    return false
+  } else {
+    return true
+  }
+}
+
 // 打印操作
 async function printHandle() {
   try {
     if (!isPrint.value) return;
     if (printList.value.length) {
-      const data = {
-        shop_name: store.userInfo.merchantName,
-        carts: props.cart,
-        amount: props.amount,
-        remark: props.remark,
-        orderInfo: props.orderInfo,
-        deviceName: printList.value[0].config.deviceName,
-        createdAt: dayjs(props.orderInfo.createdAt).format(
-          "YYYY-MM-DD HH:mm:ss"
-        ),
-        printTime: dayjs().format("YYYY-MM-DD HH:mm:ss"),
-      };
-      ipcRenderer.send("printerInfoSync", JSON.stringify(data));
+      if (!checkLocalPrint(printList.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 {
+        const data = {
+          shop_name: store.userInfo.merchantName,
+          carts: props.cart,
+          amount: props.amount,
+          remark: props.remark,
+          orderInfo: props.orderInfo,
+          deviceName: printList.value[0].config.deviceName,
+          createdAt: dayjs(props.orderInfo.createdAt).format(
+            "YYYY-MM-DD HH:mm:ss"
+          ),
+          printTime: dayjs().format("YYYY-MM-DD HH:mm:ss"),
+        };
+        ipcRenderer.send("printerInfoSync", JSON.stringify(data));
+      }
     } else {
       // ElMessage.error("您还没有添加本地打印设备，将使用网络打印");
       try {
@@ -177,6 +207,7 @@ defineExpose({
 });
 
 onMounted(() => {
+  getPrintList();
   bySubTypeAjax();
 });
 </script>