fix（线边物料库存差异调整）：打印机可维护多个

src/views/mes/wip/inventory-difference-adjust/index.vue

@@ -14,7 +14,7 @@
 				<el-row>
           <el-col :span="24">
             <el-form-item label="库存条码" prop="inventoryId">
-              <el-input style="width: 200px" v-model.trim="searchForm.inventoryId" clearable @change="inventoryIdBlur" placeholder="请扫描或输入条码">
+              <el-input v-model.trim="searchForm.inventoryId" clearable @change="inventoryIdBlur" placeholder="请扫描或输入条码">
               </el-input>
             </el-form-item>
           </el-col>
@@ -26,6 +26,16 @@
             </el-form-item>
           </el-col>
         </el-row>
+        <el-row>
+          <el-col :span="24">
+            <el-form-item label="打印机" prop="printer">
+              <el-select v-model="searchForm.printer" filterable :filter-method="filterMethod" @input="printerInput" :loading="printerLoading" clearable>
+                <el-option v-for="item in filteredOptions" :key="item.value" :label="item.label" :value="item.value">
+                </el-option>
+              </el-select>
+            </el-form-item>
+          </el-col>
+        </el-row>
         <el-table ref="inventoryDifferenceAdjustData" :data="searchForm.inventoryDifferenceAdjustData" tooltip-effect="dark" border height="500px" style="width: 100%;"
                   @selection-change="handleSelectionChange"
                   :row-key="'handle'"
@@ -195,8 +205,12 @@ export default {
       minValue: 0,    // 最小值，这里是 0，只能输入正整数
       selectedRows: [], // 选中行数据列表
       storageLocationList: [], // 作业规则维护存储区域
-      printer: null, // 作业规则维护打印机
+      printerList: null, // 作业规则维护打印机
       currentRow: null, // 记录列表当前行数据
+      selectPrinterName: [], // 打印机下拉原始列表
+      filteredOptions: [], // 打印机下拉筛选后的选项
+      searchQuery: '', // 打印机下拉用户输入的搜索内容
+      printerLoading: false, // 打印机下拉加载状态
 		}
 	},
 	created() {
@@ -223,6 +237,27 @@ export default {
     },
   },
 	methods: {
+    // 防止清除掉时下拉内容没变
+    printerInput(query) {
+      this.filterMethod(query);  // 手动触发 filterMethod
+    },
+    // 打印机下拉搜索变化触发
+    filterMethod(query) {
+      // 如果搜索内容为空，显示所有选项
+      if (!query) {
+        this.filteredOptions = this.selectPrinterName;
+      } else {
+        this.searchQuery = query;
+        this.printerLoading = true;
+        // 模拟网络请求，筛选出匹配的选项
+        setTimeout(() => {
+          this.filteredOptions = this.selectPrinterName.filter(item =>
+            item.label.toLowerCase().includes(query.toLowerCase())
+          );
+          this.printerLoading = false;
+        }, 300); // 假设 300ms 后数据返回
+      }
+    },
     // 下料跳转初始化方法
     init(inventoryIdList) {
       let me = this
@@ -283,13 +318,24 @@ export default {
           if(optionList[i].optionName === 'STORAGE_LOCATION'){
             that.searchForm.storageLocation = optionList[i].optionValue
             that.storageLocationList = optionList[i].optionValue.split(";")
-            that.searchForm = Object.assign({}, that.searchForm)
           }
           // 打印机
           if(optionList[i].optionName === 'PRINTER'){
-            that.printer = optionList[i].optionValue
+            that.printerList = optionList[i].optionValue.split(";")
+            that.printerList.forEach(item => {
+              const obj = {
+                label: item,
+                value: item
+              };
+              that.selectPrinterName.push(obj);
+              that.filteredOptions.push(obj);
+            })
+            if (that.printerList.length === 1) {
+              that.searchForm.printer = that.printerList[0];
+            }
           }
         }
+        that.searchForm = Object.assign({}, that.searchForm)
       }).catch(e => {
         hideLoading()
       })
@@ -390,8 +436,8 @@ export default {
     },
     // 标签打印
     labelPrint() {
-      if (!this.printer) {
-        return this.$message.warning("请先在作业规则维护打印机[PRINTER]！");
+      if (!this.searchForm.printer) {
+        return this.$message.warning("请先选择打印机！");
       } else if (this.selectedRows.length === 0) {
         return this.$message.warning("请先勾选列表中需要打印的数据！");
       } else {
@@ -402,7 +448,7 @@ export default {
         }).then(() => {
           showLoading();
           labelPrint({
-            printer: this.printer,
+            printer: this.searchForm.printer,
             inventoryDifferenceAdjustDTOList: this.selectedRows
           }).then((response) => {
             hideLoading();