diff --git a/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/model/entity/GenConfigDO.java b/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/model/entity/GenConfigDO.java
index b171eae64..3b2167049 100644
--- a/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/model/entity/GenConfigDO.java
+++ b/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/model/entity/GenConfigDO.java
@@ -16,6 +16,7 @@
 
 package top.continew.admin.generator.model.entity;
 
+import cn.hutool.core.util.StrUtil;
 import com.baomidou.mybatisplus.annotation.*;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotBlank;
@@ -25,6 +26,7 @@
 import lombok.NoArgsConstructor;
 import org.hibernate.validator.constraints.Length;
 import top.continew.admin.common.constant.RegexConstants;
+import top.continew.starter.core.constant.StringConstants;
 
 import java.io.Serial;
 import java.io.Serializable;
@@ -114,6 +116,15 @@ public class GenConfigDO implements Serializable {
     private LocalDateTime updateTime;
 
     public GenConfigDO(String tableName) {
+        this.setTableName(tableName);
+    }
+
+    public void setTableName(String tableName) {
         this.tableName = tableName;
+        // 默认表前缀（sys_user -> sys_）
+        int underLineIndex = StrUtil.indexOf(tableName, StringConstants.C_UNDERLINE);
+        if (-1 != underLineIndex) {
+            this.tablePrefix = StrUtil.subPre(tableName, underLineIndex + 1);
+        }
     }
 }
diff --git a/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/service/impl/GeneratorServiceImpl.java b/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/service/impl/GeneratorServiceImpl.java
index 190c430fc..f2ba467e3 100644
--- a/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/service/impl/GeneratorServiceImpl.java
+++ b/continew-admin-plugins/continew-admin-generator/src/main/java/top/continew/admin/generator/service/impl/GeneratorServiceImpl.java
@@ -125,11 +125,6 @@ public GenConfigDO getGenConfig(String tableName) throws SQLException {
             if (null != lastGenConfig) {
                 genConfig.setAuthor(lastGenConfig.getAuthor());
             }
-            // 默认表前缀（sys_user -> sys_）
-            int underLineIndex = StrUtil.indexOf(tableName, StringConstants.C_UNDERLINE);
-            if (-1 != underLineIndex) {
-                genConfig.setTablePrefix(StrUtil.subPre(tableName, underLineIndex + 1));
-            }
         }
         return genConfig;
     }
@@ -245,19 +240,16 @@ public List<GeneratePreviewResp> preview(String tableName) {
             GeneratePreviewResp generatePreview = new GeneratePreviewResp();
             generatePreview.setBackend(isBackend);
             generatePreviewList.add(generatePreview);
-            if (isBackend) {
-                generatePreview.setFileName(className + extension);
-                generatePreview.setContent(TemplateUtils.render(templateConfig.getTemplatePath(), BeanUtil
-                    .beanToMap(innerGenConfig)));
-            } else {
-                generatePreview.setFileName(".vue".equals(extension) && "index".equals(classNameSuffix)
+            String fileName = className + extension;
+            if (!isBackend) {
+                fileName = ".vue".equals(extension) && "index".equals(classNameSuffix)
                     ? "index.vue"
-                    : this.getFrontendFileName(classNamePrefix, className, extension));
-                innerGenConfig.setFieldConfigs(fieldConfigList);
-                generatePreview.setContent(TemplateUtils.render(templateConfig.getTemplatePath(), BeanUtil
-                    .beanToMap(innerGenConfig)));
+                    : this.getFrontendFileName(classNamePrefix, className, extension);
             }
-            setPreviewPath(generatePreview, innerGenConfig, templateConfig);
+            generatePreview.setFileName(fileName);
+            generatePreview.setContent(TemplateUtils.render(templateConfig.getTemplatePath(), BeanUtil
+                .beanToMap(innerGenConfig)));
+            this.setPreviewPath(generatePreview, innerGenConfig, templateConfig);
         }
         return generatePreviewList;
     }