fix: improve material search selectors

frontend/src/stores/materials.js

@@ -4,6 +4,7 @@ import { materialsApi } from '../api/materials'
 
 export const useMaterialsStore = defineStore('materials', () => {
   const materials = ref([])
+  const materialOptions = ref([])
   const loading = ref(false)
   const pagination = ref({ currentPage: 1, pageSize: 20, total: 0, totalPages: 0 })
 
@@ -39,6 +40,23 @@ export const useMaterialsStore = defineStore('materials', () => {
     }
   }
 
+  async function fetchMaterialOptions() {
+    const pageSize = 100
+    let offset = 0
+    let total = 0
+    const options = []
+
+    do {
+      const res = await materialsApi.getAll({ limit: pageSize, offset })
+      const items = res.data?.items || res.data || []
+      options.push(...items)
+      total = res.data?.total ?? options.length
+      offset += items.length
+    } while (offset < total)
+
+    materialOptions.value = options
+  }
+
   async function createMaterial(data) {
     const res = await materialsApi.create(data)
     await fetchMaterials(1)
@@ -64,7 +82,8 @@ export const useMaterialsStore = defineStore('materials', () => {
   }
 
   return {
-    materials, loading, pagination, categoryMap,
+    materials, materialOptions, loading, pagination, categoryMap,
-    getCategoryDisplay, fetchMaterials, createMaterial, updateMaterial, obsoleteMaterial, restoreMaterial
+    getCategoryDisplay, fetchMaterials, fetchMaterialOptions,
+    createMaterial, updateMaterial, obsoleteMaterial, restoreMaterial
   }
 })

frontend/src/stores/materials.test.js

@@ -0,0 +1,54 @@
+import { createPinia, setActivePinia } from 'pinia'
+import { beforeEach, describe, expect, it, vi } from 'vitest'
+import { materialsApi } from '../api/materials'
+import { useMaterialsStore } from './materials'
+
+vi.mock('../api/materials', () => ({
+  materialsApi: {
+    getAll: vi.fn()
+  }
+}))
+
+describe('materials store selection options', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    vi.clearAllMocks()
+  })
+
+  it('loads every page so a selector can find materials outside the first page', async () => {
+    const firstPage = Array.from({ length: 100 }, (_, index) => ({
+      id: 120 - index,
+      material_code: String(120 - index).padStart(3, '0'),
+      name: `物料 ${120 - index}`
+    }))
+    materialsApi.getAll
+      .mockResolvedValueOnce({
+        data: {
+          items: firstPage,
+          limit: 100,
+          offset: 0,
+          total: 101,
+          has_more: true
+        }
+      })
+      .mockResolvedValueOnce({
+        data: {
+          items: [{ id: 1, material_code: '001', name: '早期物料' }],
+          limit: 100,
+          offset: 100,
+          total: 101,
+          has_more: false
+        }
+      })
+
+    const store = useMaterialsStore()
+    await store.fetchMaterialOptions()
+
+    expect(store.materialOptions).toHaveLength(101)
+    expect(store.materialOptions.at(-1)).toEqual({
+      id: 1,
+      material_code: '001',
+      name: '早期物料'
+    })
+  })
+})

frontend/src/utils/materialSearch.js

@@ -0,0 +1,36 @@
+function getFieldRank(value, keyword, fieldIndex) {
+  const normalizedValue = String(value || '').toLowerCase()
+  if (normalizedValue === keyword) return [0, 0, fieldIndex]
+  if (normalizedValue.startsWith(keyword)) return [1, 0, fieldIndex]
+
+  const matchIndex = normalizedValue.indexOf(keyword)
+  if (matchIndex !== -1) return [2, matchIndex, fieldIndex]
+  return null
+}
+
+function compareRank(left, right) {
+  for (let index = 0; index < left.length; index += 1) {
+    if (left[index] !== right[index]) return left[index] - right[index]
+  }
+  return 0
+}
+
+export function searchMaterialOptions(materials, searchText, limit = 10) {
+  const keyword = String(searchText || '').trim().toLowerCase()
+  if (!keyword) return []
+
+  return materials
+    .map((material, originalIndex) => {
+      const ranks = [
+        getFieldRank(material.material_code, keyword, 0),
+        getFieldRank(material.name, keyword, 1)
+      ].filter(Boolean)
+      if (ranks.length === 0) return null
+      ranks.sort(compareRank)
+      return { material, rank: ranks[0], originalIndex }
+    })
+    .filter(Boolean)
+    .sort((left, right) => compareRank(left.rank, right.rank) || left.originalIndex - right.originalIndex)
+    .slice(0, limit)
+    .map(result => result.material)
+}

frontend/src/utils/materialSearch.test.js

@@ -0,0 +1,33 @@
+import { describe, expect, it } from 'vitest'
+import { searchMaterialOptions } from './materialSearch'
+
+const materials = [
+  { id: 1, material_code: 'MAT-120', name: '备用电机' },
+  { id: 2, material_code: 'MAT-012', name: '电机组件' },
+  { id: 3, material_code: '012', name: '精密电机' },
+  { id: 4, material_code: 'A-012-X', name: '连接件' }
+]
+
+describe('material option search', () => {
+  it('shows no options until a keyword is entered', () => {
+    expect(searchMaterialOptions(materials, '')).toEqual([])
+    expect(searchMaterialOptions(materials, '   ')).toEqual([])
+  })
+
+  it('ranks exact, prefix, and substring matches by relevance', () => {
+    expect(searchMaterialOptions(materials, '012').map(item => item.id)).toEqual([3, 4, 2])
+  })
+
+  it('matches code and name case-insensitively and returns at most ten options', () => {
+    const manyMaterials = Array.from({ length: 12 }, (_, index) => ({
+      id: index + 1,
+      material_code: `part-${String(index + 1).padStart(2, '0')}`,
+      name: index === 11 ? 'PART' : `零件 ${index + 1}`
+    }))
+
+    const results = searchMaterialOptions(manyMaterials, 'PART')
+
+    expect(results).toHaveLength(10)
+    expect(results[0].id).toBe(12)
+  })
+})

frontend/src/views/Application.vue

@@ -15,6 +15,7 @@
                     placeholder="输入物料编码或名称搜索"
                     filterable
                     :filter-method="(val) => materialFilter(val, item)"
+                    :no-data-text="item.materialSearchText.trim() ? '未找到匹配物料，请尝试其他关键词' : '请先输入物料编码或名称'"
                     style="width: 280px"
                     @change="(id) => onMaterialChange(item, id)"
                   >
@@ -111,6 +112,7 @@ import { useStockStore } from '../stores/stock'
 import BaseTable from '../components/business/BaseTable.vue'
 import StatusBadge from '../components/business/StatusBadge.vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
+import { searchMaterialOptions } from '../utils/materialSearch'
 
 const applicationStore = useApplicationStore()
 const materialsStore = useMaterialsStore()
@@ -129,7 +131,7 @@ const applyForm = reactive({
 const itemStockMap = reactive(new Map())
 
 onMounted(() => {
-  materialsStore.fetchMaterials()
+  materialsStore.fetchMaterialOptions()
   stockStore.fetchStock()
   applicationStore.fetchMyApplications()
 })
@@ -155,12 +157,7 @@ function materialFilter(val, item) {
 }
 
 function getFilteredMaterials(item) {
-  const keyword = (item.materialSearchText || '').toLowerCase()
+  return searchMaterialOptions(materialsStore.materialOptions, item.materialSearchText)
-  if (!keyword) return materialsStore.materials
-  return materialsStore.materials.filter(m =>
-    m.material_code.toLowerCase().includes(keyword) ||
-    m.name.toLowerCase().includes(keyword)
-  )
 }
 
 async function onMaterialChange(item, id) {
@@ -193,7 +190,7 @@ async function handleSubmit() {
   for (const item of validItems) {
     const stock = itemStockMap.get(item)
     if (stock !== undefined && stock > 0 && item.quantity > stock) {
-      const material = materialsStore.materials.find(m => m.id === item.material_id)
+      const material = materialsStore.materialOptions.find(m => m.id === item.material_id)
       insufficient.push(`${material?.name || item.material_id}（申请 ${item.quantity} 件，库存 ${stock} 件）`)
     }
   }

frontend/src/views/Materials.vue

@@ -6,13 +6,22 @@
     </div>
 
     <div class="search-bar">
-      <input
+      <el-select
         v-model="searchKeyword"
-        type="text"
+        placeholder="输入物料编码或名称搜索"
-        class="search-native-input"
+        filterable
-        placeholder="搜索物料编码或名称"
+        :filter-method="materialFilter"
-        @keyup.enter="handleSearch"
+        :no-data-text="materialSearchText.trim() ? '未找到匹配物料，请尝试其他关键词' : '请先输入物料编码或名称'"
+        clearable
+        style="width: 260px"
+      >
+        <el-option
+          v-for="m in getFilteredMaterials()"
+          :key="m.id"
+          :label="`${m.material_code} - ${m.name}`"
+          :value="m.material_code"
         />
+      </el-select>
       <el-button type="primary" @click="handleSearch">搜索</el-button>
     </div>
 
@@ -141,11 +150,13 @@ import { ElMessage } from 'element-plus'
 import { createMaterialForm, toMaterialPayload } from './materialForm'
 import { materialCategoriesApi, unitsApi } from '../api/masterData'
 import { getMajorCategories, getMinorCategories, resolveCategoryPath } from '../utils/materialCategories'
+import { searchMaterialOptions } from '../utils/materialSearch'
 
 const materialsStore = useMaterialsStore()
 const authStore = useAuthStore()
 
 const searchKeyword = ref('')
+const materialSearchText = ref('')
 const dialogVisible = ref(false)
 const detailVisible = ref(false)
 const deleteDialogVisible = ref(false)
@@ -174,6 +185,7 @@ const form = reactive(createMaterialForm())
 
 onMounted(async () => {
   materialsStore.fetchMaterials()
+  materialsStore.fetchMaterialOptions()
   const [categoryResponse, unitResponse] = await Promise.all([materialCategoriesApi.list(), unitsApi.list()])
   categories.value = (categoryResponse.data || []).filter(item => item.status === 'active')
   units.value = (unitResponse.data || []).filter(item => item.status === 'active')
@@ -206,6 +218,14 @@ function handleSearch() {
   materialsStore.fetchMaterials(1, searchKeyword.value)
 }
 
+function materialFilter(val) {
+  materialSearchText.value = val
+}
+
+function getFilteredMaterials() {
+  return searchMaterialOptions(materialsStore.materialOptions, materialSearchText.value)
+}
+
 function handlePageChange(page) {
   materialsStore.fetchMaterials(page, searchKeyword.value)
 }

frontend/src/views/Stock.vue

@@ -7,12 +7,22 @@
     <el-tabs v-model="activeTab">
       <el-tab-pane label="库存查询" name="list">
         <div class="search-bar">
-          <el-input
+          <el-select
             v-model="searchKeyword"
-            placeholder="搜索物料编码或名称"
+            placeholder="输入物料编码或名称搜索"
-            @keyup.enter="handleSearch"
+            filterable
-            style="width: 220px"
+            :filter-method="stockMaterialFilter"
+            :no-data-text="stockMaterialSearchText.trim() ? '未找到匹配物料，请尝试其他关键词' : '请先输入物料编码或名称'"
+            clearable
+            style="width: 260px"
+          >
+            <el-option
+              v-for="m in getFilteredMaterialsForStock()"
+              :key="m.id"
+              :label="`${m.material_code} - ${m.name}`"
+              :value="m.material_code"
             />
+          </el-select>
           <el-select v-model="categoryFilter" placeholder="全部分类" clearable style="width: 160px">
             <el-option v-for="cat in majorCategories" :key="cat.id" :label="`${cat.code} ${cat.name}`" :value="cat.code" />
           </el-select>
@@ -94,6 +104,7 @@
             placeholder="输入物料编码或名称搜索"
             filterable
             :filter-method="(val) => logMaterialFilter(val)"
+            :no-data-text="logMaterialSearchText.trim() ? '未找到匹配物料，请尝试其他关键词' : '请先输入物料编码或名称'"
             clearable
             style="width: 260px"
           >
@@ -199,6 +210,7 @@ import StatusBadge from '../components/business/StatusBadge.vue'
 import { ElMessage } from 'element-plus'
 import WarehouseSettings from './inventory/WarehouseSettings.vue'
 import { isLowStock } from '../utils/quantity'
+import { searchMaterialOptions } from '../utils/materialSearch'
 import { materialCategoriesApi } from '../api/masterData'
 import { getMajorCategories } from '../utils/materialCategories'
 
@@ -222,6 +234,7 @@ watch(activeTab, (newTab) => {
   }
 })
 const logMaterialSearchText = ref('')
+const stockMaterialSearchText = ref('')
 const searchKeyword = ref('')
 const categoryFilter = ref('')
 const warningDialogVisible = ref(false)
@@ -232,7 +245,7 @@ const warningValue = ref(0)
 onMounted(async () => {
   stockStore.fetchStock()
   stockStore.fetchStockWarning()
-  materialsStore.fetchMaterials()
+  materialsStore.fetchMaterialOptions()
   const catRes = await materialCategoriesApi.list()
   categories.value = catRes.data || []
 })
@@ -253,6 +266,14 @@ function handleSearch() {
   stockStore.fetchStock(1, searchKeyword.value, categoryFilter.value)
 }
 
+function stockMaterialFilter(val) {
+  stockMaterialSearchText.value = val
+}
+
+function getFilteredMaterialsForStock() {
+  return searchMaterialOptions(materialsStore.materialOptions, stockMaterialSearchText.value)
+}
+
 function handlePageChange(page) {
   stockStore.fetchStock(page, searchKeyword.value, categoryFilter.value)
 }
@@ -293,12 +314,7 @@ function logMaterialFilter(val) {
 }
 
 function getFilteredMaterialsForLog() {
-  const keyword = (logMaterialSearchText.value || '').toLowerCase()
+  return searchMaterialOptions(materialsStore.materialOptions, logMaterialSearchText.value)
-  if (!keyword) return materialsStore.materials
-  return materialsStore.materials.filter(m =>
-    m.material_code.toLowerCase().includes(keyword) ||
-    m.name.toLowerCase().includes(keyword)
-  )
 }
 
 function handleWarningPageChange(page) {