diff --git a/src/main/java/com/aida/lanecarford/controller/TryOnEffectController.java b/src/main/java/com/aida/lanecarford/controller/TryOnEffectController.java
index f30c465..067dc85 100644
--- a/src/main/java/com/aida/lanecarford/controller/TryOnEffectController.java
+++ b/src/main/java/com/aida/lanecarford/controller/TryOnEffectController.java
@@ -1,10 +1,13 @@
 package com.aida.lanecarford.controller;
 
 import com.aida.lanecarford.common.ApiResponse;
+import com.aida.lanecarford.common.response.ResultEnum;
 import com.aida.lanecarford.entity.Suggestion;
 import com.aida.lanecarford.entity.TryOnEffect;
+import com.aida.lanecarford.exception.BusinessException;
 import com.aida.lanecarford.service.TryOnEffectService;
 import com.aida.lanecarford.vo.TryOnResultVo;
+import io.netty.util.internal.StringUtil;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
@@ -12,6 +15,7 @@ import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
+import javax.annotation.Nullable;
 import java.util.List;
 
 /**
@@ -88,4 +92,29 @@ public class TryOnEffectController {
         tryOnEffectService.addComment(suggestion);
         return ApiResponse.success();
     }
+
+    /**
+     * 首页默认图换脸演示
+     */
+    @Operation(summary = "首页点击换脸", description = "传入上传顾客照片后得到的ID")
+    @PostMapping("/reFace")
+    public ApiResponse<Void> reFace(@Nullable @RequestParam Long customerPhotoId,
+                                    @Nullable @RequestParam String prompt,
+                                    @Nullable @RequestParam String tryonUrl) {
+        if (customerPhotoId == null&& StringUtil.isNullOrEmpty(prompt)&& StringUtil.isNullOrEmpty(tryonUrl)){
+            return ApiResponse.error("system error:Parameter null");
+        }
+        String result = "";
+        if (StringUtil.isNullOrEmpty(prompt)){
+            //换脸
+            result = tryOnEffectService.reFace(customerPhotoId);
+        }else {
+            if (StringUtil.isNullOrEmpty(tryonUrl)){
+                return ApiResponse.error("system error:Parameter null");
+            }
+            //根据提示词修改图像
+            result = tryOnEffectService.generateUrl(prompt,tryonUrl);
+        }
+        return ApiResponse.success(result);
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/com/aida/lanecarford/service/TryOnEffectService.java b/src/main/java/com/aida/lanecarford/service/TryOnEffectService.java
index 8f530dc..89ee2e4 100644
--- a/src/main/java/com/aida/lanecarford/service/TryOnEffectService.java
+++ b/src/main/java/com/aida/lanecarford/service/TryOnEffectService.java
@@ -40,4 +40,8 @@ public interface TryOnEffectService extends IService<TryOnEffect> {
      * @return 是否添加成功
      */
     boolean addComment(Suggestion suggestion);
+
+    String reFace(Long customerPhotoId);
+
+    String generateUrl(String prompt, String tryonUrl);
 }
\ No newline at end of file
diff --git a/src/main/java/com/aida/lanecarford/service/impl/TryOnEffectServiceImpl.java b/src/main/java/com/aida/lanecarford/service/impl/TryOnEffectServiceImpl.java
index e0db2af..7b26884 100644
--- a/src/main/java/com/aida/lanecarford/service/impl/TryOnEffectServiceImpl.java
+++ b/src/main/java/com/aida/lanecarford/service/impl/TryOnEffectServiceImpl.java
@@ -206,6 +206,43 @@ public class TryOnEffectServiceImpl extends ServiceImpl<TryOnEffectMapper, TryOn
         }
     }
 
+    @Override
+    public String reFace(Long customerPhotoId) {
+
+        List<String> imageUrls = new ArrayList<>();
+        //默认展示图片
+        imageUrls.add("lanecarford/try_on_result/default.jpg");
+
+        if (customerPhotoId != null) {
+            //根据id查到对应customerurl
+            CustomerPhoto customerPhoto = customerPhotoService.getById(customerPhotoId);
+            String customerPhotoUrl = customerPhoto.getPhotoUrl();
+            if (customerPhotoUrl != null && !customerPhotoUrl.trim().isEmpty()) {
+                imageUrls.add(customerPhotoUrl);
+            }
+        }
+        String aiRreultlogicalUrl = callFaceSwapAPI(imageUrls);
+        String presignedUrl = minioUtil.getPresignedUrl(aiRreultlogicalUrl, CommonConstants.MINIO_PATH_TIMEOUT);
+        return presignedUrl;
+    }
+
+    @Override
+    public String generateUrl(String prompt, String tryonUrl) {
+        int startIndex = tryonUrl.indexOf("lanecarford");
+        String aiRreultlogicalUrl = "";
+        if (startIndex != -1) {
+            // 找到jpg的位置并加上jpg的长度
+            int endIndex = tryonUrl.indexOf(".jpg") + ".jpg".length();
+            if (endIndex != -1) {
+                String resultString = tryonUrl.substring(startIndex, endIndex);
+                aiRreultlogicalUrl = AITryOnEffect(prompt, Arrays.asList(resultString));
+            } else {
+                log.error("不是换脸后的url或者换脸结果有误");
+            }
+        }
+        return minioUtil.convertToPresignedUrl(aiRreultlogicalUrl, CommonConstants.MINIO_PATH_TIMEOUT);
+    }
+
     //目前用于customize your look页面点击finish后的显示
     @Override
     public List<TryOnResultVo> getTryOnEffectsByStyleId(Long styleId) {