feat: 完成履约管理模块全量功能迭代

本次迭代包含以下核心功能：
1. 新增履约时效总览可视化页面，支持多维度数据统计
2. 实现物料/客户/供应商的Excel批量导入导出功能
3. 新增订单批量结单功能，优化结单流程校验
4. 完善日志配置，新增文件日志落地
5. 修复分类查询逻辑，优化多租户数据隔离
6. 新增甲方履约结单管理页面与权限控制
7. 重构部分Mapper与Service接口，增强代码健壮性

ruoyi-ui/src/views/bid/material/index.vue

@@ -60,6 +60,12 @@
               <el-col :span="1.5">
                 <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete">删除</el-button>
               </el-col>
+              <el-col :span="1.5">
+                <el-button type="info" plain icon="el-icon-upload2" size="mini" @click="handleImport" v-hasPermi="['bid:material:import']">导入</el-button>
+              </el-col>
+              <el-col :span="1.5">
+                <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport" v-hasPermi="['bid:material:export']">导出</el-button>
+              </el-col>
               <el-col :span="1.5" v-if="currentCategoryName">
                 <el-tag size="medium" closable @close="clearCategoryFilter" type="warning">
                   当前分类: {{ currentCategoryName }}
@@ -303,6 +309,16 @@
         <el-button type="primary" @click="submitCategoryForm">确定</el-button>
       </div>
     </el-dialog>
+
+    <!-- ═══ Excel 导入对话框 ═══ -->
+    <excel-import-dialog
+      ref="importRef"
+      title="物料导入"
+      action="/bid/material/importData"
+      template-action="/bid/material/importTemplate"
+      template-file-name="material_template"
+      update-support-label="是否更新已经存在的物料数据"
+      @success="getList" />
   </div>
 </template>
 
@@ -310,9 +326,11 @@
 import { listMaterial, getMaterial, addMaterial, updateMaterial, delMaterial, listManufacturer } from "@/api/bid/material";
 import { getCategoryList, addCategory, updateCategory, delCategory } from "@/api/bid/category";
 import request from '@/utils/request'
+import ExcelImportDialog from "@/components/ExcelImportDialog"
 
 export default {
   name: "Material",
+  components: { ExcelImportDialog },
   data() {
     return {
       loading: false, multiple: true, total: 0, materialList: [],
@@ -409,6 +427,10 @@ export default {
     handleAdd() {
       this.reset();
       this.perfParams = [];
+      // 自动带入当前选中的分类
+      if (this.queryParams.categoryId) {
+        this.form.categoryId = this.queryParams.categoryId;
+      }
       this.open = true;
       this.title = "新增物料";
     },
@@ -428,6 +450,13 @@ export default {
       const ids = row.materialId || (this.ids || []).join(",");
       this.$modal.confirm("确认删除？").then(() => delMaterial(ids)).then(() => { this.getList(); this.$modal.msgSuccess("删除成功"); });
     },
+    // ═══ Excel 导入导出 ═══
+    handleImport() {
+      this.$refs.importRef.open();
+    },
+    handleExport() {
+      this.download('/bid/material/export', { ...this.queryParams }, `material_${new Date().getTime()}.xlsx`);
+    },
     handleStatusChange(row) { updateMaterial(row); },
     // 性能参数
     addPerfRow() {