From b7af1b87ab8f911e40d71657824c5c60cfbf489f Mon Sep 17 00:00:00 2001
From: wangyu <823267011@qq.com>
Date: Sat, 13 Jun 2026 15:37:10 +0800
Subject: [PATCH] =?UTF-8?q?=E9=87=87=E8=B4=AD=E9=9C=80=E6=B1=82=E6=B7=BB?=
 =?UTF-8?q?=E5=8A=A0=E7=BB=91=E5=AE=9A=E7=89=A9=E6=96=99?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/ruoyi/oa/domain/OaRequirements.java   |   4 +
 .../ruoyi/oa/domain/bo/OaRequirementsBo.java  |   5 +
 .../ruoyi/oa/domain/vo/OaRequirementsVo.java  |  16 +
 .../impl/OaRequirementsServiceImpl.java       |  64 ++-
 .../impl/SysOaWarehouseServiceImpl.java       |   2 +
 .../src/views/oa/task/requirement/index.vue   | 388 +++++++++++++++---
 sql/requirement_add_material.sql              |   7 +
 7 files changed, 430 insertions(+), 56 deletions(-)
 create mode 100644 sql/requirement_add_material.sql

diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/OaRequirements.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/OaRequirements.java
index 1a0116e..e7c7cd9 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/OaRequirements.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/OaRequirements.java
@@ -45,6 +45,10 @@ public class OaRequirements extends BaseEntity {
      * 挂接项目 ID，可选
      */
     private Long projectId;
+    /**
+     * 关联物料 ID CSV -> sys_oa_warehouse.id，可选
+     */
+    private String materialIds;
     /**
      * 需求描述
      */
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/bo/OaRequirementsBo.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/bo/OaRequirementsBo.java
index a3f67b8..79771ba 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/bo/OaRequirementsBo.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/bo/OaRequirementsBo.java
@@ -49,6 +49,11 @@ public class OaRequirementsBo extends BaseEntity {
      */
     private Long projectId;
 
+    /**
+     * 关联物料 ID CSV，多个物料用逗号分隔
+     */
+    private String materialIds;
+
     /**
      * 需求描述
      */
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java
index 17b1923..aa0e026 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/domain/vo/OaRequirementsVo.java
@@ -89,6 +89,22 @@ public class OaRequirementsVo extends BaseEntity {
     private String ownerNickName;
     private String projectName;
 
+    /** 关联物料 ID CSV */
+    private String materialIds;
+    /** 关联物料明细（service 层 enrich，列表/详情都返回） */
+    private java.util.List<MaterialItem> materials;
+
+    @Data
+    public static class MaterialItem implements java.io.Serializable {
+        private Long id;
+        private String name;
+        private String model;
+        private String unit;
+        private Long inventory;
+        private String brand;
+        private String specifications;
+    }
+
     /** 附件文件列表（已联查 sys_oss，每项形如 "<ossId>|<originalName>|<url>"，逗号分隔） */
     private String accessoryFiles;
 
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaRequirementsServiceImpl.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaRequirementsServiceImpl.java
index 8c6a631..ae84c49 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaRequirementsServiceImpl.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaRequirementsServiceImpl.java
@@ -15,13 +15,19 @@ import org.springframework.stereotype.Service;
 import com.ruoyi.oa.domain.bo.OaRequirementsBo;
 import com.ruoyi.oa.domain.vo.OaRequirementsVo;
 import com.ruoyi.oa.domain.OaRequirements;
+import com.ruoyi.oa.domain.SysOaWarehouse;
 import com.ruoyi.oa.mapper.OaRequirementsMapper;
+import com.ruoyi.oa.mapper.SysOaWarehouseMapper;
 import com.ruoyi.oa.service.IOaRequirementsService;
 
 import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 import java.util.Collection;
+import java.util.stream.Collectors;
 
 /**
  * OA 需求Service业务层处理
@@ -37,12 +43,63 @@ public class OaRequirementsServiceImpl implements IOaRequirementsService {
 
     private final OaWarehouseAuditService auditService;
 
+    private final SysOaWarehouseMapper warehouseMapper;
+
     /**
      * 查询OA 需求
      */
     @Override
     public OaRequirementsVo queryById(Long requirementId){
-        return baseMapper.selectVoById(requirementId);
+        OaRequirementsVo vo = baseMapper.selectVoById(requirementId);
+        enrichMaterials(Collections.singletonList(vo));
+        return vo;
+    }
+
+    /** 根据 material_ids（CSV）批量补全物料明细到 VO.materials */
+    private void enrichMaterials(List<OaRequirementsVo> list) {
+        if (list == null || list.isEmpty()) return;
+        Set<Long> ids = new HashSet<>();
+        for (OaRequirementsVo v : list) {
+            if (v == null) continue;
+            for (Long id : parseCsv(v.getMaterialIds())) ids.add(id);
+        }
+        if (ids.isEmpty()) return;
+        List<SysOaWarehouse> wList = warehouseMapper.selectList(
+            new com.baomidou.mybatisplus.core.conditions.query.QueryWrapper<SysOaWarehouse>()
+                .in("id", ids));
+        Map<Long, SysOaWarehouse> wMap = wList.stream()
+            .collect(Collectors.toMap(SysOaWarehouse::getId, w -> w, (a, b) -> a));
+        for (OaRequirementsVo v : list) {
+            if (v == null) continue;
+            List<Long> mids = parseCsv(v.getMaterialIds());
+            if (mids.isEmpty()) continue;
+            List<OaRequirementsVo.MaterialItem> items = new ArrayList<>();
+            for (Long id : mids) {
+                SysOaWarehouse w = wMap.get(id);
+                if (w == null) continue;
+                OaRequirementsVo.MaterialItem it = new OaRequirementsVo.MaterialItem();
+                it.setId(w.getId());
+                it.setName(w.getName());
+                it.setModel(w.getModel());
+                it.setUnit(w.getUnit());
+                it.setInventory(w.getInventory());
+                it.setBrand(w.getBrand());
+                it.setSpecifications(w.getSpecifications());
+                items.add(it);
+            }
+            v.setMaterials(items);
+        }
+    }
+
+    private List<Long> parseCsv(String csv) {
+        if (csv == null || csv.isEmpty()) return Collections.emptyList();
+        List<Long> r = new ArrayList<>();
+        for (String s : csv.split(",")) {
+            String t = s.trim();
+            if (t.isEmpty()) continue;
+            try { r.add(Long.parseLong(t)); } catch (NumberFormatException ignored) {}
+        }
+        return r;
     }
 
     /**
@@ -52,6 +109,7 @@ public class OaRequirementsServiceImpl implements IOaRequirementsService {
     public TableDataInfo<OaRequirementsVo> queryPageList(OaRequirementsBo bo, PageQuery pageQuery) {
         QueryWrapper<OaRequirements> lqw = buildQueryWrapper(bo);
         Page<OaRequirementsVo> result = baseMapper.selectVoListPage(pageQuery.build(), lqw);
+        enrichMaterials(result.getRecords());
         return TableDataInfo.build(result);
     }
 
@@ -61,7 +119,9 @@ public class OaRequirementsServiceImpl implements IOaRequirementsService {
     @Override
     public List<OaRequirementsVo> queryList(OaRequirementsBo bo) {
         QueryWrapper<OaRequirements> lqw = buildQueryWrapper(bo);
-        return baseMapper.selectVoListForExport(lqw);
+        List<OaRequirementsVo> list = baseMapper.selectVoListForExport(lqw);
+        enrichMaterials(list);
+        return list;
     }
 
     private QueryWrapper<OaRequirements> buildQueryWrapper(OaRequirementsBo bo) {
diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/SysOaWarehouseServiceImpl.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/SysOaWarehouseServiceImpl.java
index baab89b..e52a354 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/SysOaWarehouseServiceImpl.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/SysOaWarehouseServiceImpl.java
@@ -68,6 +68,8 @@ public class SysOaWarehouseServiceImpl implements ISysOaWarehouseService {
                         .like("sow.brand", bo.getName())
                         .or()
                         .like("sow.model", bo.getName())
+                        .or()
+                        .like("sow.specifications", bo.getName())
                 )
                 .eq(StringUtils.isNotBlank(bo.getModel()), "sow.model", bo.getModel())
                 .eq(StringUtils.isNotBlank(bo.getBrand()), "sow.brand", bo.getBrand());
diff --git a/ruoyi-ui/src/views/oa/task/requirement/index.vue b/ruoyi-ui/src/views/oa/task/requirement/index.vue
index 3ef94b7..cebc2f1 100644
--- a/ruoyi-ui/src/views/oa/task/requirement/index.vue
+++ b/ruoyi-ui/src/views/oa/task/requirement/index.vue
@@ -66,40 +66,25 @@
 
     <!-- 新增提示组件 -->
     <el-alert title="提示：列表存在分页，部分信息需翻页查看" type="info" closable show-icon style="margin-bottom: 10px;" />
-    <el-table v-loading="loading" :data="requirementsList" @selection-change="handleSelectionChange"
-      @expand-change="onExpandChange">
-      <el-table-column type="expand" width="36">
-        <template slot-scope="props">
-          <div style="padding: 8px 24px; background:#fafafa;">
-            <div style="font-weight:600; margin-bottom:6px;">
-              已入库批次（{{ (batchMap[props.row.requirementId] || []).length }} 批）
-            </div>
-            <el-table v-loading="batchLoading[props.row.requirementId]"
-              :data="batchMap[props.row.requirementId] || []" size="mini" stripe>
-              <el-table-column label="入库时间" prop="signTime" width="160">
-                <template slot-scope="s">{{ parseTime(s.row.signTime, '{y}-{m}-{d} {h}:{i}') }}</template>
-              </el-table-column>
-              <el-table-column label="入库单" prop="masterNum" width="160" />
-              <el-table-column label="入库人" prop="signUser" width="100" />
-              <el-table-column label="物料概览" prop="summary" min-width="240" show-overflow-tooltip />
-              <el-table-column label="总数量" prop="totalQty" width="80" align="right" />
-              <el-table-column label="总金额" width="110" align="right">
-                <template slot-scope="s">¥{{ Number(s.row.totalAmount || 0).toFixed(2) }}</template>
-              </el-table-column>
-            </el-table>
-            <div v-if="(batchMap[props.row.requirementId] || []).length === 0
-                  && !batchLoading[props.row.requirementId]"
-              style="text-align:center; color:#909399; padding:12px 0;">
-              暂无入库批次
-            </div>
-          </div>
-        </template>
-      </el-table-column>
+    <el-table v-loading="loading" :data="requirementsList" @selection-change="handleSelectionChange">
       <el-table-column type="selection" width="55" align="center" />
       <el-table-column label="需求标题" align="center" prop="title" min-width="160" show-overflow-tooltip />
       <el-table-column label="需求方" align="center" prop="requesterNickName" width="100" show-overflow-tooltip />
       <el-table-column label="负责人" align="center" prop="ownerNickName" width="100" show-overflow-tooltip />
       <el-table-column label="关联项目" align="center" prop="projectName" min-width="160" show-overflow-tooltip />
+      <el-table-column label="采购物料" align="left" min-width="240">
+        <template slot-scope="{ row }">
+          <template v-if="row.materials && row.materials.length">
+            <div v-for="m in row.materials" :key="m.id" class="mat-row">
+              <span class="mat-name">{{ m.name }}<span v-if="m.model" class="mat-model"> / {{ m.model }}</span></span>
+              <span class="mat-stock" :class="{ low: (m.inventory||0) <= 0 }">
+                库存 {{ m.inventory == null ? 0 : m.inventory }}{{ m.unit || '' }}
+              </span>
+            </div>
+          </template>
+          <span v-else style="color:#c0c4cc;">未关联</span>
+        </template>
+      </el-table-column>
       <el-table-column label="需求描述" align="center" prop="description" min-width="200" show-overflow-tooltip>
         <template slot-scope="{ row }">
           <span v-if="row.description" class="copyable-text" @click="copyText(row.description)"
@@ -153,9 +138,6 @@
       </el-table-column>
       <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
         <template slot-scope="scope">
-          <el-button size="mini" type="text" icon="el-icon-truck" style="color:#409eff"
-            v-if="scope.row.status !== 2 && scope.row.status !== 3"
-            @click="handleGoToInbound(scope.row)">执行入库</el-button>
           <el-button size="mini" type="text" icon="el-icon-check" @click="handleComplete(scope.row)"
             v-if="scope.row.status === 1">完成</el-button>
           <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
@@ -184,6 +166,25 @@
         <el-form-item label="关联项目" prop="projectId">
           <project-select v-model="form.projectId" style="width: 100%" />
         </el-form-item>
+        <el-form-item label="采购物料" prop="materialIdArr">
+          <div class="mat-trigger">
+            <el-button size="mini" icon="el-icon-search" @click="openMaterialPicker">
+              选择物料{{ selectedMaterials.length ? `（已选 ${selectedMaterials.length}）` : '' }}
+            </el-button>
+            <span v-if="!selectedMaterials.length" class="mat-trigger-hint">可多选；留空也可保存，后续再关联</span>
+          </div>
+          <div v-if="selectedMaterials.length" class="mat-stock-panel">
+            <div v-for="m in selectedMaterials" :key="m.id" class="mat-stock-row">
+              <span class="mat-stock-name">{{ m.name }}<span v-if="m.model" style="color:#909399;"> / {{ m.model }}</span></span>
+              <span class="mat-stock-tag" :class="{ low: (m.inventory||0) <= 0 }">
+                库存 {{ m.inventory == null ? 0 : m.inventory }}{{ m.unit || '' }}
+              </span>
+              <span v-if="m.brand" class="mat-stock-meta">品牌：{{ m.brand }}</span>
+              <span v-if="m.specifications" class="mat-stock-meta">规格：{{ m.specifications }}</span>
+              <i class="el-icon-close mat-remove" title="移除" @click="removeSelectedMaterial(m.id)"></i>
+            </div>
+          </div>
+        </el-form-item>
         <el-form-item label="需求描述" prop="description">
           <el-input v-model="form.description" type="textarea" placeholder="请输入需求描述" />
         </el-form-item>
@@ -205,6 +206,84 @@
       </div>
     </el-dialog>
 
+    <!-- 物料选择器 -->
+    <el-dialog title="选择采购物料" :visible.sync="materialPickerOpen" width="780px"
+      append-to-body :close-on-click-modal="false" @open="onPickerOpen">
+      <div class="picker-toolbar">
+        <el-input v-model="picker.kw" placeholder="搜索 名称 / 型号 / 品牌 / 规格"
+          size="mini" clearable prefix-icon="el-icon-search"
+          style="width: 320px;" @input="onPickerSearch" @clear="onPickerSearch" />
+        <el-button size="mini" type="primary" plain icon="el-icon-plus"
+          style="margin-left:8px;" @click="openInlineNew">未找到？新增物料</el-button>
+        <span class="picker-tip" v-if="picker.tempSelected.length">
+          已勾选 <b>{{ picker.tempSelected.length }}</b> 项
+        </span>
+      </div>
+
+      <!-- 内嵌新增物料表单 -->
+      <el-card v-if="newMat.show" shadow="never" class="new-mat-card">
+        <div slot="header" class="new-mat-header">
+          <span><i class="el-icon-plus" /> 新增物料到库存</span>
+          <el-button type="text" size="mini" icon="el-icon-close" @click="newMat.show = false">收起</el-button>
+        </div>
+        <el-form :model="newMat" :rules="newMatRules" ref="newMatForm" size="mini"
+          label-width="70px" :inline="true">
+          <el-form-item label="名称" prop="name" required>
+            <el-input v-model="newMat.name" placeholder="物料名称" style="width:180px;" />
+          </el-form-item>
+          <el-form-item label="型号" prop="model">
+            <el-input v-model="newMat.model" placeholder="可选" style="width:140px;" />
+          </el-form-item>
+          <el-form-item label="规格" prop="specifications">
+            <el-input v-model="newMat.specifications" placeholder="可选" style="width:140px;" />
+          </el-form-item>
+          <el-form-item label="品牌" prop="brand">
+            <el-input v-model="newMat.brand" placeholder="可选" style="width:120px;" />
+          </el-form-item>
+          <el-form-item label="单位" prop="unit">
+            <el-input v-model="newMat.unit" placeholder="个/箱/kg" style="width:100px;" />
+          </el-form-item>
+          <el-form-item label="初始库存" prop="inventory" required>
+            <el-input-number v-model="newMat.inventory" :min="0" :step="1" size="mini" />
+          </el-form-item>
+          <el-form-item>
+            <el-button size="mini" type="primary" :loading="newMat.saving" @click="submitNewMat">保存并选中</el-button>
+            <el-button size="mini" @click="newMat.show = false">取消</el-button>
+          </el-form-item>
+        </el-form>
+      </el-card>
+
+      <el-table :data="picker.list" v-loading="picker.loading" size="mini"
+        ref="pickerTable" border highlight-current-row max-height="380"
+        row-key="id" :row-class-name="pickerRowClass"
+        @row-click="onPickerRowClick"
+        @selection-change="onPickerSelectionChange">
+        <el-table-column type="selection" width="42" reserve-selection />
+        <el-table-column label="名称" prop="name" min-width="140" show-overflow-tooltip />
+        <el-table-column label="型号" prop="model" width="120" show-overflow-tooltip />
+        <el-table-column label="规格" prop="specifications" width="110" show-overflow-tooltip />
+        <el-table-column label="品牌" prop="brand" width="100" show-overflow-tooltip />
+        <el-table-column label="单位" prop="unit" width="60" align="center" />
+        <el-table-column label="库存" width="90" align="right">
+          <template slot-scope="s">
+            <span :style="{color: (s.row.inventory||0) <= 0 ? '#f56c6c' : '#67c23a', fontWeight:600}">
+              {{ s.row.inventory == null ? 0 : s.row.inventory }}
+            </span>
+          </template>
+        </el-table-column>
+      </el-table>
+      <div class="picker-pager" v-if="picker.total > picker.pageSize">
+        <el-pagination small background layout="prev, pager, next, total"
+          :total="picker.total" :page-size="picker.pageSize" :current-page.sync="picker.pageNum"
+          @current-change="loadPickerList" />
+      </div>
+
+      <div slot="footer">
+        <el-button @click="materialPickerOpen = false">取 消</el-button>
+        <el-button type="primary" @click="confirmPicker">确定（{{ picker.tempSelected.length }}）</el-button>
+      </div>
+    </el-dialog>
+
     <!-- 需求详情对话框 -->
     <el-dialog title="需求详情" :visible.sync="detailDialog" width="600px" append-to-body>
       <el-descriptions :column="1" border>
@@ -233,8 +312,9 @@
 </template>
 
 <script>
-import { addRequirements, delRequirements, getRequirements, getRequirementBatches, listRequirements, updateRequirements } from "@/api/oa/requirement";
+import { addRequirements, delRequirements, getRequirements, listRequirements, updateRequirements } from "@/api/oa/requirement";
 import { listUser } from "@/api/system/user";
+import { listOaWarehouse, getOaWarehouse, addOaWarehouse } from "@/api/oa/warehouse/oaWarehouse";
 import FilePreview from '@/components/FilePreview';
 import FileUpload from '@/components/FileUpload';
 import ProjectSelect from "@/components/fad-service/ProjectSelect";
@@ -244,9 +324,35 @@ export default {
   components: { FileUpload, FilePreview, ProjectSelect },
   data () {
     return {
-      // 入库批次（按 requirementId 缓存）
-      batchMap: {},
-      batchLoading: {},
+      // 当前已选物料明细（用于库存展示）
+      selectedMaterials: [],
+      // 物料选择器
+      materialPickerOpen: false,
+      picker: {
+        kw: '',
+        loading: false,
+        list: [],
+        total: 0,
+        pageNum: 1,
+        pageSize: 10,
+        tempSelected: [], // 选择器内部勾选项（含完整物料对象）
+        searchTimer: null,
+      },
+      // 新增物料内嵌表单
+      newMat: {
+        show: false,
+        saving: false,
+        name: '',
+        model: '',
+        specifications: '',
+        brand: '',
+        unit: '',
+        inventory: 0,
+      },
+      newMatRules: {
+        name: [{ required: true, message: '物料名称不能为空', trigger: 'blur' }],
+        inventory: [{ required: true, message: '初始库存不能为空', trigger: 'change' }],
+      },
       // 按钮loading
       buttonLoading: false,
       // 遮罩层
@@ -324,11 +430,120 @@ export default {
     this.refreshStat();
   },
   methods: {
-    // 跳到入库明细页面，并预填该采购需求
-    handleGoToInbound (row) {
-      this.$router.push({
-        path: '/step/in',
-        query: { requirementId: String(row.requirementId), requirementTitle: row.title }
+    // ====== 物料选择器 ======
+    openMaterialPicker () {
+      this.picker.kw = ''
+      this.picker.pageNum = 1
+      // 当前已选项作为初始勾选
+      this.picker.tempSelected = this.selectedMaterials.slice()
+      this.newMat.show = false
+      this.materialPickerOpen = true
+    },
+    onPickerOpen () {
+      this.loadPickerList().then(() => this.syncPickerSelectionUI())
+    },
+    loadPickerList () {
+      this.picker.loading = true
+      const params = {
+        pageNum: this.picker.pageNum,
+        pageSize: this.picker.pageSize,
+      }
+      if (this.picker.kw && this.picker.kw.trim()) params.name = this.picker.kw.trim()
+      return listOaWarehouse(params).then(res => {
+        this.picker.list = res.rows || []
+        this.picker.total = res.total || 0
+        this.$nextTick(() => this.syncPickerSelectionUI())
+      }).finally(() => { this.picker.loading = false })
+    },
+    onPickerSearch () {
+      clearTimeout(this.picker.searchTimer)
+      this.picker.searchTimer = setTimeout(() => {
+        this.picker.pageNum = 1
+        this.loadPickerList()
+      }, 250)
+    },
+    // 表格分页/刷新后把已勾选项重新打勾
+    syncPickerSelectionUI () {
+      const tbl = this.$refs.pickerTable
+      if (!tbl) return
+      tbl.clearSelection()
+      const ids = new Set(this.picker.tempSelected.map(m => m.id))
+      for (const row of this.picker.list) {
+        if (ids.has(row.id)) tbl.toggleRowSelection(row, true)
+      }
+    },
+    onPickerSelectionChange (rows) {
+      // 当前页勾选 + 之前其它页保留下来的（不在 list 中的）
+      const curIds = new Set(this.picker.list.map(m => m.id))
+      const keepOther = this.picker.tempSelected.filter(m => !curIds.has(m.id))
+      this.picker.tempSelected = keepOther.concat(rows)
+    },
+    onPickerRowClick (row) {
+      const tbl = this.$refs.pickerTable
+      if (!tbl) return
+      const idx = this.picker.tempSelected.findIndex(m => m.id === row.id)
+      tbl.toggleRowSelection(row, idx === -1)
+    },
+    pickerRowClass ({ row }) {
+      return this.picker.tempSelected.find(m => m.id === row.id) ? 'picker-row-checked' : ''
+    },
+    confirmPicker () {
+      this.selectedMaterials = this.picker.tempSelected.slice()
+      this.form.materialIdArr = this.selectedMaterials.map(m => m.id)
+      this.materialPickerOpen = false
+    },
+    removeSelectedMaterial (id) {
+      this.selectedMaterials = this.selectedMaterials.filter(m => m.id !== id)
+      this.form.materialIdArr = this.selectedMaterials.map(m => m.id)
+    },
+    // ====== 新增物料 ======
+    openInlineNew () {
+      this.newMat.show = true
+      this.newMat.name = this.picker.kw || ''
+      this.newMat.model = ''
+      this.newMat.specifications = ''
+      this.newMat.brand = ''
+      this.newMat.unit = ''
+      this.newMat.inventory = 0
+      this.$nextTick(() => { this.$refs.newMatForm && this.$refs.newMatForm.clearValidate() })
+    },
+    submitNewMat () {
+      this.$refs.newMatForm.validate(valid => {
+        if (!valid) return
+        this.newMat.saving = true
+        const payload = {
+          name: this.newMat.name.trim(),
+          model: this.newMat.model || undefined,
+          specifications: this.newMat.specifications || undefined,
+          brand: this.newMat.brand || undefined,
+          unit: this.newMat.unit || undefined,
+          inventory: Number(this.newMat.inventory) || 0,
+        }
+        addOaWarehouse(payload).then(res => {
+          // 后端返回的 data 可能是 id 或对象，统一兜底再 get 一次
+          const newId = (res && (res.data && (res.data.id || typeof res.data === 'number'))) ? (res.data.id || res.data) : null
+          const finish = (full) => {
+            if (!full) return
+            // 直接放进当前页顶端 + 勾选
+            if (!this.picker.list.find(m => m.id === full.id)) {
+              this.picker.list.unshift(full)
+            }
+            if (!this.picker.tempSelected.find(m => m.id === full.id)) {
+              this.picker.tempSelected.push(full)
+            }
+            this.syncPickerSelectionUI()
+            this.newMat.show = false
+            this.$modal.msgSuccess('已新增并自动选中')
+          }
+          if (newId) {
+            getOaWarehouse(newId).then(r => finish(r.data))
+          } else {
+            // 兜底：用刚提交的字段拼一个临时对象
+            finish({ ...payload, id: Date.now() })
+            // 重新查一下保证 id 真实
+            this.loadPickerList()
+          }
+        }).finally(() => { this.newMat.saving = false })
       })
     },
     // 后端已联查 sys_oss 拼好字符串 "ossId|name|url,,ossId|name|url"
@@ -368,18 +583,6 @@ export default {
         if (file && file.url) window.open(file.url, '_blank')
       }
     },
-    // 展开行：加载该需求的入库批次
-    onExpandChange (row, expanded) {
-      if (!expanded || !expanded.length) return
-      const id = row.requirementId
-      if (this.batchMap[id]) return // 已有缓存
-      this.$set(this.batchLoading, id, true)
-      getRequirementBatches(id).then(res => {
-        this.$set(this.batchMap, id, res.data || [])
-      }).finally(() => {
-        this.$set(this.batchLoading, id, false)
-      })
-    },
     async onStatusChange (row, newVal) {
       row._updating = true
       // 如果后端需要字符串，可改为 String(newVal)
@@ -453,6 +656,8 @@ export default {
         requesterId: undefined,
         ownerId: undefined,
         projectId: undefined,
+        materialIds: undefined,
+        materialIdArr: [],
         description: undefined,
         deadline: undefined,
         status: 0,
@@ -488,6 +693,7 @@ export default {
     handleAdd () {
       this.reset();
       this.form.requesterId = this.$store.state.user.id;
+      this.selectedMaterials = [];
       this.open = true;
       this.title = "添加OA 需求";
     },
@@ -504,10 +710,21 @@ export default {
     handleUpdate (row) {
       this.loading = true;
       this.reset();
+      this.selectedMaterials = [];
       const requirementId = row.requirementId || this.ids
       getRequirements(requirementId).then(response => {
         this.loading = false;
-        this.form = response.data;
+        const data = response.data || {};
+        const ids = (data.materialIds || '').split(',').map(s => Number(s)).filter(n => !isNaN(n) && n)
+        data.materialIdArr = ids
+        this.form = data;
+        if (data.materials && data.materials.length) {
+          this.selectedMaterials = data.materials.slice()
+        } else if (ids.length) {
+          // 兜底：逐个拉
+          Promise.all(ids.map(id => getOaWarehouse(id).then(r => r.data).catch(() => null)))
+            .then(list => { this.selectedMaterials = list.filter(Boolean) })
+        }
         this.open = true;
         this.title = "修改OA 需求";
       });
@@ -517,6 +734,8 @@ export default {
       this.$refs["form"].validate(valid => {
         if (valid) {
           this.buttonLoading = true;
+          const arr = Array.isArray(this.form.materialIdArr) ? this.form.materialIdArr : []
+          this.form.materialIds = arr.length ? arr.join(',') : null
           if (this.form.requirementId != null) {
             updateRequirements(this.form).then(response => {
               this.$modal.msgSuccess("修改成功");
@@ -652,6 +871,67 @@ export default {
   cursor: pointer;
   &:hover { color: #409eff; text-decoration: underline; }
 }
+.mat-trigger {
+  display: flex; align-items: center; gap: 8px;
+  .mat-trigger-hint { font-size: 12px; color: #909399; }
+}
+.mat-remove {
+  margin-left: auto;
+  cursor: pointer;
+  color: #c0c4cc;
+  &:hover { color: #f56c6c; }
+}
+.picker-toolbar {
+  display: flex; align-items: center; margin-bottom: 10px;
+  .picker-tip { margin-left: auto; font-size: 12px; color: #606266; }
+}
+.picker-pager { text-align: right; margin-top: 10px; }
+.new-mat-card {
+  margin-bottom: 10px;
+  ::v-deep .el-card__header { padding: 6px 12px; background: #f5f7fa; }
+  .new-mat-header {
+    display: flex; align-items: center; justify-content: space-between;
+    font-size: 13px; color: #303133;
+  }
+}
+::v-deep .picker-row-checked > td { background: #ecf5ff !important; }
+.mat-row {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 12px;
+  line-height: 1.6;
+  & + .mat-row { border-top: 1px dashed #ebeef5; }
+  .mat-name { flex: 1; color: #303133; }
+  .mat-model { color: #909399; margin-left: 2px; }
+  .mat-stock {
+    flex-shrink: 0;
+    padding: 0 6px;
+    border-radius: 3px;
+    background: #f0f9eb; color: #67c23a;
+    &.low { background: #fef0f0; color: #f56c6c; }
+  }
+}
+.mat-stock-panel {
+  margin-top: 4px;
+  padding: 6px 8px;
+  background: #fafafa;
+  border-radius: 3px;
+  .mat-stock-row {
+    display: flex; flex-wrap: wrap; gap: 6px;
+    align-items: center;
+    font-size: 12px;
+    line-height: 1.8;
+    & + .mat-stock-row { border-top: 1px dashed #ebeef5; }
+  }
+  .mat-stock-name { flex: 1; min-width: 120px; color: #303133; }
+  .mat-stock-tag {
+    padding: 0 6px; border-radius: 3px;
+    background: #f0f9eb; color: #67c23a;
+    &.low { background: #fef0f0; color: #f56c6c; }
+  }
+  .mat-stock-meta { color: #909399; }
+}
 .accessory-link {
   display: inline-block;
   max-width: 160px;
diff --git a/sql/requirement_add_material.sql b/sql/requirement_add_material.sql
new file mode 100644
index 0000000..a0ba989
--- /dev/null
+++ b/sql/requirement_add_material.sql
@@ -0,0 +1,7 @@
+-- 采购需求关联物料库存（支持多物料，CSV）
+ALTER TABLE oa_requirements
+  ADD COLUMN material_ids VARCHAR(1000) DEFAULT NULL COMMENT '关联物料ID CSV -> sys_oa_warehouse.id' AFTER project_id;
+
+-- 已应用过单物料版本（material_id）的环境，执行下面这句把旧字段迁移并删除
+-- UPDATE oa_requirements SET material_ids = CAST(material_id AS CHAR) WHERE material_id IS NOT NULL AND (material_ids IS NULL OR material_ids = '');
+-- ALTER TABLE oa_requirements DROP COLUMN material_id;