feat(cms): 新增根据code查询应用参数接口

- 在CmsWebsiteFieldController中添加getByCode接口方法
- 实现根据code查询应用参数的业务逻辑
- 在CmsWebsiteFieldService中定义getByCodeRel方法
- 完善接口文档注释和参数校验

src/main/java/com/gxwebsoft/cms/controller/CmsWebsiteFieldController.java

@@ -16,6 +16,7 @@ import com.gxwebsoft.common.core.web.PageResult;
 import com.gxwebsoft.common.core.web.BatchParam;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import io.swagger.v3.oas.annotations.Operation;
+import org.checkerframework.checker.units.qual.A;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
@@ -59,6 +60,13 @@ public class CmsWebsiteFieldController extends BaseController {
         return success(cmsWebsiteFieldService.getByIdRel(id));
     }
 
+    @Operation(summary = "根据code查询应用参数")
+    @GetMapping("/getByCode/{code}")
+    public ApiResult<CmsWebsiteField> getByCode(@PathVariable("code") String code) {
+        // 使用关联查询
+        return success(cmsWebsiteFieldService.getByCodeRel(code));
+    }
+
     @PreAuthorize("hasAuthority('cms:cmsWebsiteField:save')")
     @Operation(summary = "添加应用参数")
     @PostMapping()

src/main/java/com/gxwebsoft/cms/service/CmsWebsiteFieldService.java

@@ -39,4 +39,5 @@ public interface CmsWebsiteFieldService extends IService<CmsWebsiteField> {
      */
     CmsWebsiteField getByIdRel(Integer id);
 
+    CmsWebsiteField getByCodeRel(String code);
 }

src/main/java/com/gxwebsoft/cms/service/impl/CmsWebsiteFieldServiceImpl.java

@@ -44,4 +44,11 @@ public class CmsWebsiteFieldServiceImpl extends ServiceImpl<CmsWebsiteFieldMappe
         return param.getOne(baseMapper.selectListRel(param));
     }
 
+    @Override
+    public CmsWebsiteField getByCodeRel(String code) {
+      CmsWebsiteFieldParam param = new CmsWebsiteFieldParam();
+      param.setName(code);
+      return param.getOne(baseMapper.selectListRel(param));
+    }
+
 }