feat(eam): 优化设备维修工单导出功能

- 新增日期范围查询条件支持创建时间筛选
- 实现Excel导出时对特定列设置固定宽度
- 针对反馈描述、故障原因、处理方式等列设置50单位宽度
- 采用临时流处理方式实现Excel列宽精确控制
- 导入ByteArrayInputStream支持Excel工作簿操作

src/main/java/com/xujie/sys/modules/pms/controller/EamController.java

@@ -34,6 +34,7 @@ import org.springframework.http.ResponseEntity;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.io.BufferedReader;
+import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -153,12 +154,25 @@ public class EamController {
 
         //获取数据
         PageUtils page  = eamService.eamWorkOrderSearchForDefect2(data);
-        // 写入Excel
-        EasyExcel.write(response.getOutputStream(), EamWorkOrderExportData.class)
+        // 写入Excel（先写入临时流，再设置特定列宽）
+        try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
+            EasyExcel.write(outputStream, EamWorkOrderExportData.class)
                     //自适应列宽
                     .registerWriteHandler(new LongestMatchColumnWidthStyleStrategy())
                     .sheet("设备维修组维修工单")
                     .doWrite(page.getList());
+
+            try (XSSFWorkbook workbook = new XSSFWorkbook(new ByteArrayInputStream(outputStream.toByteArray()))) {
+                XSSFSheet sheet = workbook.getSheetAt(0);
+                // 反馈描述(4)、故障原因(24)、处理方式(25)、预防措施(26)、备注说明(27) 设置50宽度
+                sheet.setColumnWidth(4, 50 * 256);
+                sheet.setColumnWidth(24, 50 * 256);
+                sheet.setColumnWidth(25, 50 * 256);
+                sheet.setColumnWidth(26, 50 * 256);
+                sheet.setColumnWidth(27, 50 * 256);
+                workbook.write(response.getOutputStream());
+            }
+        }
     }
 
     /**

src/main/resources/mapper/pms/EamMapper.xml

@@ -1260,6 +1260,12 @@
             <if test="query.repairReportingType != null and query.repairReportingType != ''">
                 AND a.repair_reporting_type = #{query.repairReportingType}
             </if>
+            <if test="query.createdStartDate != null">
+                AND b.CreatedDate >= #{query.createdStartDate}
+            </if>
+            <if test="query.createdEndDate != null">
+                AND #{query.createdEndDate} >= b.CreatedDate
+            </if>
             <if test="query.repairType != null and query.repairType != ''">
                 AND a.repair_type = #{query.repairType}
             </if>