优化：支持中文

src/services/scanner/index.js

@@ -5,6 +5,28 @@ let _scannerTimer = null;
 let _scannerLastInputTime = 0;
 
 const SCANNER_INPUT_INTERVAL = 100;
+const SCANNER_IGNORE_KEYS = [
+    "PageUp",
+    "PageDown",
+    "ArrowRight",
+    "ArrowLeft",
+    "ArrowDown",
+    "ArrowUp",
+    "Unidentified",
+    "Insert",
+    "End",
+    "Home",
+    "Delete",
+    "Escape",
+    "Process",
+    "Shift",
+    "Backspace",
+    "Delete",
+    "Tab",
+    "Space",
+    "Control",
+    "CapsLock",
+];
 
 function getWindow() {
     if (typeof window === "undefined") {
@@ -31,8 +53,20 @@ function delayClearScannerValue() {
     }, SCANNER_INPUT_INTERVAL);
 }
 
+function decodeAltCharCodes(value) {
+    return value
+        .replace(/Alt(\d{5})/g, (_match, code) => {
+            if (code.length < 5) {
+                return "";
+            }
+            return String.fromCharCode(Number(code));
+        })
+        .replace(/Alt(\d+)/g, () => "")
+        .replace(/Alt/g, () => "");
+}
+
 function normalizeScannerValue(value) {
-    return value.replace(/[\uFF01-\uFF5E]/g, char => {
+    return decodeAltCharCodes(value).replace(/[\uFF01-\uFF5E]/g, char => {
         return String.fromCharCode(char.charCodeAt(0) - 0xFEE0);
     }).replace(/\u3002/g, ".")
         .replace(/\u2014/g, "_");
@@ -64,7 +98,7 @@ function onScannerKeydown(event) {
         clearScannerValue();
         return;
     }
-    if (event.ctrlKey || event.metaKey || event.altKey) {
+    if (event.ctrlKey || event.metaKey) {
         return;
     }
     if (event.key === "Enter") {
@@ -78,7 +112,7 @@ function onScannerKeydown(event) {
         }
         return;
     }
-    if (!event.key || event.key.length !== 1) {
+    if (!event.key || SCANNER_IGNORE_KEYS.includes(event.key)) {
         return;
     }
     const now = Date.now();
@@ -86,11 +120,12 @@ function onScannerKeydown(event) {
         clearScannerValue();
     }
     _scannerLastInputTime = now;
-    _scannerValue += event.key;
+    // 累积按键序列，支持 Alt+数字 编码的中文扫码枪输入
+    _scannerValue = `${_scannerValue}${event.key}`;
     delayClearScannerValue();
 }
 
-export function startScanner(callback){
+export function startScanner(callback) {
     if (!callback || typeof callback !== "function") {
         return;
     }
@@ -107,7 +142,7 @@ export function startScanner(callback){
     win.addEventListener("keydown", onScannerKeydown);
 }
 
-export function stopScanner(){
+export function stopScanner() {
     if (_scannerStatus !== "scanning") {
         return;
     }