diff --git a/src/main/java/cn/lihongjie/coal/orderNoRule/controller/OrderNoRuleController.java b/src/main/java/cn/lihongjie/coal/orderNoRule/controller/OrderNoRuleController.java
index d5527cac..000b045a 100644
--- a/src/main/java/cn/lihongjie/coal/orderNoRule/controller/OrderNoRuleController.java
+++ b/src/main/java/cn/lihongjie/coal/orderNoRule/controller/OrderNoRuleController.java
@@ -65,8 +65,8 @@ public class OrderNoRuleController {
 
 
     @PostMapping("/previewOrderNo")
-    public R<String> previewOrderNo(@RequestBody IdRequest request) {
-        return R.success(this.service.previewOrderNo(request.getId()));
+    public R<String> previewOrderNo(@RequestBody OrderNoRuleDto request) {
+        return R.success(this.service.previewOrderNo(request));
     }
 
 }
diff --git a/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoGenService.java b/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoGenService.java
index f0c339bc..b9d64948 100644
--- a/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoGenService.java
+++ b/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoGenService.java
@@ -9,6 +9,7 @@ import jakarta.persistence.criteria.Root;
 
 import lombok.extern.slf4j.Slf4j;
 
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.redisson.api.RedissonClient;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -34,14 +35,21 @@ public class OrderNoGenService {
         OrderNoRuleEntity rule = getOrderNoRuleEntity(ruleCode, orgId);
         if (rule == null) return null;
 
+
+
+        String ruleTemplate = rule.getRuleTemplate();
+        return genOrderNo(ruleCode, orgId, ruleTemplate);
+
+
+    }
+
+    public @NotNull String genOrderNo(String ruleCode, String orgId, String ruleTemplate) {
+
         RuleTemplateUtils.ResolveContext context = new RuleTemplateUtils.ResolveContext();
         context.setDateTime(LocalDateTime.now());
-
-        RuleTemplateUtils.genNo(
-                rule.getRuleTemplate(),
+        return RuleTemplateUtils.genNo(
+                ruleTemplate,
                 RuleTemplateUtils.CompositePlaceholderResolver.of(
-                        RuleTemplateUtils.DatePlaceholderResolver.INSTANCE,
-                        RuleTemplateUtils.RandomPlaceholderResolver.INSTANCE,
                         new RuleTemplateUtils.PlaceholderResolver() {
                             @Override
                             public Boolean support(String placeholder) {
@@ -54,18 +62,16 @@ public class OrderNoGenService {
 
                                 String current = context.get("current").toString();
 
-
                                 String key = orgId + ":" + ruleCode + ":" + current;
 
                                 Long seq = redissonClient.getAtomicLong(key).incrementAndGet();
 
                                 return String.format("%0" + placeholder.substring(4) + "d", seq);
                             }
-
-                        }),
+                        },
+                        RuleTemplateUtils.DatePlaceholderResolver.INSTANCE,
+                        RuleTemplateUtils.RandomPlaceholderResolver.INSTANCE),
                 context);
-
-        return null;
     }
 
     private @Nullable OrderNoRuleEntity getOrderNoRuleEntity(String ruleCode, String orgId) {
diff --git a/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoRuleService.java b/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoRuleService.java
index 564f16ae..2f6d6e40 100644
--- a/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoRuleService.java
+++ b/src/main/java/cn/lihongjie/coal/orderNoRule/service/OrderNoRuleService.java
@@ -89,8 +89,11 @@ public class OrderNoRuleService extends BaseService<OrderNoRuleEntity, OrderNoRu
     }
 
 
-    public String previewOrderNo(String ruleCode) {
-        return genOrderNo(ruleCode, Ctx.currentUser().getOrganizationId() + "-preview" );
+    public String previewOrderNo(OrderNoRuleDto ruleCode) {
+        return orderNoGenService.genOrderNo(
+                ruleCode.getCode(),
+                Ctx.currentUser().getOrganizationId() + "-preview",
+                ruleCode.getRuleTemplate());
     }