refactor: 修改员工信息导入接口为异步并添加状态查询接口

- 将importData接口改为异步调用,使用CompletableFuture
- 添加getImportStatus接口查询导入任务状态
- 添加getImportFailures接口查询导入失败记录(支持分页)
- 添加必要的导入:CompletableFuture、ImportResultVO、ImportStatusVO、ImportFailureVO
- 保持现有的权限注解@PreAuthorize和日志注解@Log

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

ruoyi-ccdi/src/main/java/com/ruoyi/ccdi/controller/CcdiEmployeeController.java

@@ -6,6 +6,9 @@ import com.ruoyi.ccdi.domain.dto.CcdiEmployeeEditDTO;
 import com.ruoyi.ccdi.domain.dto.CcdiEmployeeQueryDTO;
 import com.ruoyi.ccdi.domain.excel.CcdiEmployeeExcel;
 import com.ruoyi.ccdi.domain.vo.CcdiEmployeeVO;
+import com.ruoyi.ccdi.domain.vo.ImportFailureVO;
+import com.ruoyi.ccdi.domain.vo.ImportResultVO;
+import com.ruoyi.ccdi.domain.vo.ImportStatusVO;
 import com.ruoyi.ccdi.service.ICcdiEmployeeService;
 import com.ruoyi.ccdi.utils.EasyExcelUtil;
 import com.ruoyi.common.annotation.Log;
@@ -25,6 +28,7 @@ import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.util.List;
+import java.util.concurrent.CompletableFuture;
 
 /**
  * 员工信息Controller
@@ -120,7 +124,7 @@ public class CcdiEmployeeController extends BaseController {
     }
 
     /**
-     * 导入员工信息
+     * 导入员工信息(异步)
      */
     @Operation(summary = "导入员工信息")
     @PreAuthorize("@ss.hasPermi('ccdi:employee:import')")
@@ -128,7 +132,54 @@ public class CcdiEmployeeController extends BaseController {
     @PostMapping("/importData")
     public AjaxResult importData(MultipartFile file, boolean updateSupport) throws Exception {
         List<CcdiEmployeeExcel> list = EasyExcelUtil.importExcel(file.getInputStream(), CcdiEmployeeExcel.class);
-        String message = employeeService.importEmployee(list, updateSupport);
-        return success(message);
+
+        if (list == null || list.isEmpty()) {
+            return error("至少需要一条数据");
+        }
+
+        // 异步导入
+        CompletableFuture<ImportResultVO> future = employeeService.importEmployeeAsync(list, updateSupport);
+
+        // 立即返回taskId
+        ImportResultVO result = future.get();
+
+        return success("导入任务已提交,正在后台处理", result);
+    }
+
+    /**
+     * 查询导入状态
+     */
+    @Operation(summary = "查询员工导入状态")
+    @PreAuthorize("@ss.hasPermi('ccdi:employee:import')")
+    @GetMapping("/importStatus/{taskId}")
+    public AjaxResult getImportStatus(@PathVariable String taskId) {
+        try {
+            ImportStatusVO status = employeeService.getImportStatus(taskId);
+            return success(status);
+        } catch (Exception e) {
+            return error(e.getMessage());
+        }
+    }
+
+    /**
+     * 查询导入失败记录
+     */
+    @Operation(summary = "查询导入失败记录")
+    @PreAuthorize("@ss.hasPermi('ccdi:employee:import')")
+    @GetMapping("/importFailures/{taskId}")
+    public TableDataInfo getImportFailures(
+            @PathVariable String taskId,
+            @RequestParam(defaultValue = "1") Integer pageNum,
+            @RequestParam(defaultValue = "10") Integer pageSize) {
+
+        List<ImportFailureVO> failures = employeeService.getImportFailures(taskId);
+
+        // 手动分页
+        int fromIndex = (pageNum - 1) * pageSize;
+        int toIndex = Math.min(fromIndex + pageSize, failures.size());
+
+        List<ImportFailureVO> pageData = failures.subList(fromIndex, toIndex);
+
+        return getDataTable(pageData, failures.size());
     }
 }