物料搜索：el-select 重构为 el-autocomplete Regression 修复（value-key 缺失 + parentNameInput 未声明 + onChildClear 不完整）

inventory-web/src/views/stock/inbound/buy.vue

@@ -294,31 +294,21 @@
               <el-row :gutter="24" v-if="dialogStatus === 'create'" style="margin-bottom: 20px;">
                 <el-col :span="12">
                   <el-form-item label="物料搜索" prop="base_id" class="highlight-label">
-                    <el-select
-                        v-model="form.base_id"
-                        filterable
-                        remote
-                        reserve-keyword="true"
-                        clearable
+                    <el-autocomplete
+                        v-model="materialNameInput"
+                        :fetch-suggestions="fetchMaterialSuggestions"
+                        :value-key="'name'"
                         placeholder="请输入名称或规格进行检索..."
-                        :remote-method="handleSearchMaterialDebounced"
-                        @visible-change="handleMaterialDropdownVisible"
-                        :loading="searchLoading"
+                        :trigger-on-focus="true"
+                        clearable
                         style="width: 100%"
-                        @change="onMaterialSelected"
-                        default-first-option="true"
-                        v-loadmore="loadMoreMaterials"
-                        popper-class="long-dropdown"
+                        @select="onMaterialSelected"
+                        @clear="onMaterialClear"
                     >
                       <template #prefix>
                         <el-icon><Search /></el-icon>
                       </template>
-                      <el-option
-                          v-for="item in materialOptions"
-                          :key="item.id"
-                          :label="item.name"
-                          :value="item.id"
-                      >
+                      <template #default="{ item }">
                         <div class="option-item">
                           <div class="opt-main">
                             <span class="opt-name" :title="item.name">{{ item.name }}</span>
@@ -332,11 +322,8 @@
                             <el-tag v-else size="small" type="success" effect="plain">系统</el-tag>
                           </div>
                         </div>
-                      </el-option>
-                      <div v-if="loadingMore" style="text-align: center; color: #999; font-size: 12px; padding: 8px; background: #f9f9f9;">
-                        <el-icon class="is-loading"><Refresh /></el-icon> 加载更多中...
-                      </div>
-                    </el-select>
+                      </template>
+                    </el-autocomplete>
                   </el-form-item>
                 </el-col>
                 <el-col :span="12" style="display: flex; align-items: center;">
@@ -846,11 +833,8 @@ const queryParams = reactive({
   advancedFilters: [] as any[]
 })
 
+const materialNameInput = ref('')
 const materialOptions = ref<any[]>([])
-const searchPage = ref(1)
-const searchKeyword = ref('')
-const hasNextPage = ref(true)
-let searchTimer: any = null
 
 const printVisible = ref(false)
 const printLoading = ref(false)
@@ -1136,97 +1120,56 @@ const querySearchCurrency = (queryString: string, cb: any) => {
   cb(filtered)
 }
 
-const handleMaterialDropdownVisible = (visible: boolean) => {
-  if (!visible) return
-  // 防御性拦截 1：用户已选过物料（form.base_id 有值）
-  // 此时下拉打开只是 el-select 切换到"输入模式"，绝不能去请求默认列表。
-  // 否则会清空 searchKeyword 和 materialOptions，破坏用户正在编辑的搜索结果。
-  if (form.base_id) return
-  // 防御性拦截 2：已经有搜索关键字或已经有下拉数据
-  // 同样不要重置、不要再请求默认列表
-  if (searchKeyword.value || materialOptions.value.length > 0) return
-  // 打断正在排队的 debounce 定时器，避免与默认请求相互打架
-  if (searchTimer) { clearTimeout(searchTimer); searchTimer = null }
-  handleSearchMaterial('')
-}
-
-const handleSearchMaterialDebounced = (query: string) => {
-  if (searchTimer) clearTimeout(searchTimer)
-  searchTimer = setTimeout(() => {
-    handleSearchMaterial(query)
-  }, 300)
-}
-
-const handleSearchMaterial = async (query: string) => {
-  // 防御性处理：粘贴场景常混入零宽字符 / 控制字符 / 不可见 Unicode
-  const rawQuery = String(query || '')
-  const safeQuery = rawQuery.replace(/[\x00-\x1F\x7F-\x9F\u200B-\u200D\uFEFF]/g, '').trim()
-  // 防御性拦截：el-select 在 filterable + remote 模式下，用户点击已聚焦的 input 时
-  // 会内部 emit query='' 触发 remote-method。这种"清空式 emit"是 el-select 切换到输入模式
-  // 的固有行为，绝不能破坏已选物料对应的搜索结果（清空 searchKeyword + materialOptions）。
-  // 只有当 form.base_id 已有值、当前查询为空、且下拉列表非空时，才拦截。
-  // 真正"清空"的场景（用户点 X 按钮）会通过 clearable 把 form.base_id 置空，本拦截放行。
-  if (!safeQuery && form.base_id && materialOptions.value.length > 0) return
+const fetchMaterialSuggestions = async (query: string, cb: (results: any[]) => void) => {
+  const safeQuery = String(query || '').replace(/[\x00-\x1F\x7F-\x9F\u200B-\u200D\uFEFF]/g, '').trim()
   searchLoading.value = true
-  searchKeyword.value = safeQuery
-  searchPage.value = 1
-  materialOptions.value = []
-
   try {
-    const res: any = await searchMaterialBase(safeQuery, 1)
-    if (res.data) {
-      const apiResults = (res.data || []).map((i: any) => ({...i, isHistory: false}))
-      materialOptions.value = apiResults
-      hasNextPage.value = res.has_next
-    }
-  } finally { searchLoading.value = false }
-}
-
-const loadMoreMaterials = async () => {
-  if (searchLoading.value || loadingMore.value || !hasNextPage.value) return
-  loadingMore.value = true
-  searchPage.value += 1
-  try {
-    const res: any = await searchMaterialBase(searchKeyword.value, searchPage.value)
-    if (res.data && res.data.length > 0) {
-      const newItems = res.data.map((i: any) => ({...i, isHistory: false}))
-      materialOptions.value.push(...newItems)
-      hasNextPage.value = res.has_next
+    const res: any = await searchMaterialBase(safeQuery)
+    if (res.code === 200 && res.data) {
+      cb((res.data || []).map((i: any) => ({ ...i, isHistory: false })))
     } else {
-      hasNextPage.value = false
+      cb([])
     }
   } catch (e) {
-    searchPage.value -= 1
+    cb([])
   } finally {
-    loadingMore.value = false
+    searchLoading.value = false
   }
 }
 
-const onMaterialSelected = async (val: number) => {
-  const item = materialOptions.value.find(i => i.id === val)
-  if (item) {
-    form.company_name = item.company_name
-    form.material_name = item.name
-    form.spec_model = item.spec
-    form.category = item.category
-    form.unit = item.unit
-    form.material_type = item.type
-    // 保存强制质检标记
-    isCurrentMaterialInspectionRequired.value = item.isInspectionRequired || false
-    // 更新表单校验规则
-    updateInspectionRules()
-    checkHistoryAndSetMode(item.id)
+const onMaterialClear = () => {
+  form.base_id = undefined
+  form.company_name = ''
+  form.material_name = ''
+  form.spec_model = ''
+  form.category = ''
+  form.unit = ''
+  form.material_type = ''
+  isCurrentMaterialInspectionRequired.value = false
+  updateInspectionRules()
+}
 
-    // 获取该物料历史入库库位（新增独立接口）
-    try {
-      const res = await request.get('/v1/inbound/buy/last-location', { params: { base_id: val } })
-      if (res.code === 200 && res.data.location) {
-        form.warehouse_location = res.data.location
-        ElMessage.info(`已自动带入该物料历史库位：【${res.data.location}】，请核对。`)
-      }
-    } catch (e) {
-      console.error('获取历史库位失败', e)
+const onMaterialSelected = async (item: any) => {
+  form.base_id = item.id
+  form.company_name = item.company_name
+  form.material_name = item.name
+  form.spec_model = item.spec
+  form.category = item.category
+  form.unit = item.unit
+  form.material_type = item.type
+  materialNameInput.value = item.name
+  isCurrentMaterialInspectionRequired.value = item.isInspectionRequired || false
+  updateInspectionRules()
+  checkHistoryAndSetMode(item.id)
+
+  try {
+    const res = await request.get('/v1/inbound/buy/last-location', { params: { base_id: item.id } })
+    if (res.code === 200 && res.data.location) {
+      form.warehouse_location = res.data.location
+      ElMessage.info(`已自动带入该物料历史库位：【${res.data.location}】，请核对。`)
     }
+  } catch (e) {
+    console.error('获取历史库位失败', e)
   }
 }
 
@@ -1516,6 +1459,7 @@ const handleUpdate = (row: any) => {
   if (row.serial_number) { entryMode.value = 'serial'; form.serial_number = row.serial_number; form.batch_number = '' }
   else { entryMode.value = 'batch'; form.batch_number = row.batch_number; form.serial_number = '' }
   materialOptions.value = [{ id: row.base_id, name: row.material_name, spec: row.spec_model, category: row.category, company_name: row.company_name, isInspectionRequired: row.isInspectionRequired }]
+  materialNameInput.value = row.material_name
   // 设置强制质检标记
   isCurrentMaterialInspectionRequired.value = row.isInspectionRequired || false
   updateInspectionRules()
@@ -1810,8 +1754,7 @@ const confirmPrint = async () => {
 }
 
 const resetForm = () => {
-  materialOptions.value = []; arrivalFileList.value = []; reportFileList.value = []; inspection_report_url.value = ''
-  searchPage.value = 1; hasNextPage.value = true; searchKeyword.value = '';
+  materialOptions.value = []; materialNameInput.value = ''; arrivalFileList.value = []; reportFileList.value = []; inspection_report_url.value = ''
   // 重置强制质检标记
   isCurrentMaterialInspectionRequired.value = false
   Object.assign(form, {