diff --git a/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java b/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java
index 4a40fa2b..30173584 100644
--- a/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/GenerateServiceImpl.java
@@ -1260,14 +1260,31 @@ public class GenerateServiceImpl extends ServiceImpl<GenerateMapper, Generate> i
                 modelAndPromptMap.put(ModelConstants.USE_MODEL, ModelConstants.LOCAL_MODEL);
             }
         } else if (ModelConstants.SKETCHBOARD.equals(generateDTO.getLevel1Type())) {
-            String[] split = generateDTO.getText().split(",");
-            String style = split[0].trim();
-            if ("Lolita".equals( style)){
-                style = "洛丽塔";
+            String style = "";
+            String userPrompt = "";
+            // 找到第一个逗号的位置
+            int firstCommaIndex = generateDTO.getText().indexOf(",");
+            if (firstCommaIndex != -1) {
+                // 截取第一个逗号前的内容作为style
+                style = generateDTO.getText().substring(0, firstCommaIndex).trim();
+                // 截取第一个逗号后的所有内容作为userPrompt（去除首尾空格）
+                userPrompt = generateDTO.getText().substring(firstCommaIndex + 1).trim();
+
+                if ("Lolita".equals(style)) {
+                    style = "洛丽塔";
+                }
+            } else {
+                // 兼容无逗号的情况：style为空，全部内容作为userPrompt
+                userPrompt = generateDTO.getText().trim();
             }
-            String userPrompt = split[1];
+
             String prompt = userPrompt + "rules:front view sketch only,plain white background, single garment only, orthographic, centered on white background, borderless canvas, thin monochrome black line art.\n" +
-                    " No clothes hanger, no fake clothes hanger, no human-related lines, no color fill, no words, no text, no black background, no boundary or frame.sketch style:"+ style;
+                    " No clothes hanger, no fake clothes hanger, no human-related lines, no color fill, no words, no text, no black background, no boundary or frame.";
+
+            if (!style.trim().isEmpty() && !"all".equalsIgnoreCase(style)) {
+                prompt += ".sketch style:" + style.trim();
+            }
+
             modelAndPromptMap.put(ModelConstants.PROMPT, prompt);
             if (isUseImage) {
                 if (ModelConstants.ADVANCED.equals(modelName)) {