diff --git a/src/main/java/run/halo/app/controller/admin/api/SheetController.java b/src/main/java/run/halo/app/controller/admin/api/SheetController.java
index 5eaeeae15..169aec7a2 100644
--- a/src/main/java/run/halo/app/controller/admin/api/SheetController.java
+++ b/src/main/java/run/halo/app/controller/admin/api/SheetController.java
@@ -5,11 +5,11 @@ import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.web.PageableDefault;
 import org.springframework.web.bind.annotation.*;
-import run.halo.app.model.dto.post.SheetDetailDTO;
-import run.halo.app.model.vo.SheetListVO;
+import run.halo.app.model.dto.post.BasePostDetailDTO;
 import run.halo.app.model.entity.Sheet;
 import run.halo.app.model.enums.PostStatus;
 import run.halo.app.model.params.SheetParam;
+import run.halo.app.model.vo.SheetListVO;
 import run.halo.app.service.SheetService;
 
 import javax.validation.Valid;
@@ -34,28 +34,28 @@ public class SheetController {
 
     @GetMapping("{sheetId:\\d+}")
     @ApiOperation("Gets a sheet")
-    public SheetDetailDTO getBy(@PathVariable("sheetId") Integer sheetId) {
+    public BasePostDetailDTO getBy(@PathVariable("sheetId") Integer sheetId) {
         Sheet sheet = sheetService.getById(sheetId);
-        return sheetService.convertToDetailDto(sheet);
+        return sheetService.convertToDetail(sheet);
     }
 
     @GetMapping
     @ApiOperation("Gets a page of sheet")
     public Page<SheetListVO> pageBy(@PageableDefault(sort = "editTime", direction = DESC) Pageable pageable) {
         Page<Sheet> sheetPage = sheetService.pageBy(pageable);
-        return sheetService.convertToListDto(sheetPage);
+        return sheetService.convertToListVo(sheetPage);
     }
 
     @PostMapping
     @ApiOperation("Creates a sheet")
-    public SheetDetailDTO createBy(@RequestBody @Valid SheetParam sheetParam) {
+    public BasePostDetailDTO createBy(@RequestBody @Valid SheetParam sheetParam) {
         Sheet sheet = sheetService.createBy(sheetParam.convertTo());
-        return sheetService.convertToDetailDto(sheet);
+        return sheetService.convertToDetail(sheet);
     }
 
     @PutMapping("{sheetId:\\d+}")
     @ApiOperation("Updates a sheet")
-    public SheetDetailDTO updateBy(
+    public BasePostDetailDTO updateBy(
             @PathVariable("sheetId") Integer sheetId,
             @RequestBody @Valid SheetParam sheetParam) {
         Sheet sheetToUpdate = sheetService.getById(sheetId);
@@ -64,7 +64,7 @@ public class SheetController {
 
         Sheet sheet = sheetService.updateBy(sheetToUpdate);
 
-        return sheetService.convertToDetailDto(sheet);
+        return sheetService.convertToDetail(sheet);
     }
 
     @PutMapping("{sheetId:\\d+}/{status}")
@@ -82,8 +82,8 @@ public class SheetController {
 
     @DeleteMapping("{sheetId:\\d+}")
     @ApiOperation("Deletes a sheet")
-    public SheetDetailDTO deleteBy(@PathVariable("sheetId") Integer sheetId) {
+    public BasePostDetailDTO deleteBy(@PathVariable("sheetId") Integer sheetId) {
         Sheet sheet = sheetService.removeById(sheetId);
-        return sheetService.convertToDetailDto(sheet);
+        return sheetService.convertToDetail(sheet);
     }
 }
diff --git a/src/main/java/run/halo/app/controller/content/ContentSheetController.java b/src/main/java/run/halo/app/controller/content/ContentSheetController.java
index d67cf116d..0eaad2b11 100644
--- a/src/main/java/run/halo/app/controller/content/ContentSheetController.java
+++ b/src/main/java/run/halo/app/controller/content/ContentSheetController.java
@@ -8,7 +8,6 @@ import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestParam;
 import run.halo.app.model.entity.Sheet;
 import run.halo.app.model.enums.PostStatus;
-import run.halo.app.service.PostCommentService;
 import run.halo.app.service.SheetService;
 import run.halo.app.service.ThemeService;
 
@@ -22,15 +21,11 @@ public class ContentSheetController {
 
     private final SheetService sheetService;
 
-    private final PostCommentService postCommentService;
-
     private final ThemeService themeService;
 
     public ContentSheetController(SheetService sheetService,
-                                  PostCommentService postCommentService,
                                   ThemeService themeService) {
         this.sheetService = sheetService;
-        this.postCommentService = postCommentService;
         this.themeService = themeService;
     }
 
@@ -67,7 +62,7 @@ public class ContentSheetController {
                         Model model) {
         Sheet sheet = sheetService.getBy(PostStatus.PUBLISHED, url);
 
-        model.addAttribute("sheet", sheetService.convertToDetailDto(sheet));
+        model.addAttribute("sheet", sheetService.convertToDetail(sheet));
 
         if (StrUtil.isNotEmpty(sheet.getTemplate())) {
             return themeService.render(sheet.getTemplate());
diff --git a/src/main/java/run/halo/app/service/SheetService.java b/src/main/java/run/halo/app/service/SheetService.java
index e320f3928..a3f2f74cb 100644
--- a/src/main/java/run/halo/app/service/SheetService.java
+++ b/src/main/java/run/halo/app/service/SheetService.java
@@ -37,16 +37,6 @@ public interface SheetService extends BasePostService<Sheet> {
     @Override
     Sheet getBy(PostStatus status, String url);
 
-    /**
-     * Converts to detail dto.
-     *
-     * @param sheet sheet must not be null
-     * @return sheet detail dto
-     */
-    @NonNull
-    SheetDetailDTO convertToDetailDto(@NonNull Sheet sheet);
-
-
     /**
      * Converts to list dto page.
      *
@@ -54,7 +44,7 @@ public interface SheetService extends BasePostService<Sheet> {
      * @return a page of sheet list dto
      */
     @NonNull
-    Page<SheetListVO> convertToListDto(@NonNull Page<Sheet> sheetPage);
+    Page<SheetListVO> convertToListVo(@NonNull Page<Sheet> sheetPage);
 
 
 }
diff --git a/src/main/java/run/halo/app/service/impl/SheetServiceImpl.java b/src/main/java/run/halo/app/service/impl/SheetServiceImpl.java
index 07d77f660..789d6764c 100644
--- a/src/main/java/run/halo/app/service/impl/SheetServiceImpl.java
+++ b/src/main/java/run/halo/app/service/impl/SheetServiceImpl.java
@@ -80,15 +80,7 @@ public class SheetServiceImpl extends BasePostServiceImpl<Sheet> implements Shee
     }
 
     @Override
-    public SheetDetailDTO convertToDetailDto(Sheet sheet) {
-        Assert.notNull(sheet, "Sheet must not be null");
-
-        // Convert and return
-        return new SheetDetailDTO().convertFrom(sheet);
-    }
-
-    @Override
-    public Page<SheetListVO> convertToListDto(Page<Sheet> sheetPage) {
+    public Page<SheetListVO> convertToListVo(Page<Sheet> sheetPage) {
         Assert.notNull(sheetPage, "Sheet page must not be null");
 
         // Get all sheet id