订单号和核销码统一生成。

app/api/endpoints/merchant_order.py

@@ -6,8 +6,6 @@ from app.models.merchant_order import (
     MerchantOrderDB,
     MerchantOrderCreate,
     MerchantOrderInfo,
-    generate_order_id,
-    generate_verify_code,
     MerchantOrderStatus
 )
 from app.models.merchant_product import MerchantProductDB
@@ -22,6 +20,7 @@ from app.core.account import AccountManager
 from app.core.wechat import WeChatClient
 from pydantic import BaseModel
 from app.core.config import settings
+from app.core.utils import CommonUtils
 
 router = APIRouter()
 
@@ -40,7 +39,7 @@ async def create_merchant_order(
         return error_response(code=404, message="商品不存在")
     
     # 检查限购
-    if product.purchase_limit:
+    if product.purchase_limit and product.purchase_limit > 0:
         # 查询用户已购买数量
         purchased_count = db.query(func.count(MerchantOrderDB.id)).filter(
             MerchantOrderDB.user_id == current_user.userid,
@@ -58,18 +57,8 @@ async def create_merchant_order(
                 message=f"该商品限购{product.purchase_limit}次，您已达到限购次数"
             )
     
-   
-    
-    # 生成订单号和核销码
-    while True:
-        order_id = generate_order_id()
-        verify_code = generate_verify_code()
-        exists = db.query(MerchantOrderDB).filter(
-            (MerchantOrderDB.order_id == order_id) |
-            (MerchantOrderDB.order_verify_code == verify_code)
-        ).first()
-        if not exists:
-            break
+    order_id = CommonUtils.generate_order_id('M')
+    verify_code = CommonUtils.generate_verify_code()
 
     # 创建订单
     pay_amount = float(product.sale_price)

app/api/endpoints/merchant_pay_order.py

@@ -5,9 +5,7 @@ from app.models.merchant_pay_order import (
     MerchantPayOrderDB,
     MerchantPayOrderCreate,
     MerchantPayOrderInfo,
-    MerchantPayOrderStatus,
-    generate_pay_order_id
-)
+    MerchantPayOrderStatus)
 from app.models.merchant import MerchantDB
 from app.models.database import get_db
 from app.api.deps import get_current_user, get_admin_user
@@ -16,6 +14,7 @@ from app.core.response import success_response, error_response, ResponseModel
 from datetime import datetime, timezone
 from app.core.config import settings
 from pydantic import BaseModel
+from app.core.utils import CommonUtils
 
 router = APIRouter()
 
@@ -59,7 +58,7 @@ async def create_pay_order(
         return error_response(code=404, message="商家不存在")
     
     # 生成订单号
-    order_id = generate_pay_order_id()
+    order_id = CommonUtils.generate_order_id('P')
     
     # 创建订单
     db_order = MerchantPayOrderDB(

app/api/endpoints/order.py

@@ -8,7 +8,6 @@ from app.models.order import (
     OrderCreate, 
     OrderInfo,
     OrderPackageInfo,
-    generate_order_id,
     OrderPriceCalculateRequest,
     OrderPriceInfo,
     OrderStatus,
@@ -29,6 +28,7 @@ from app.models.community import CommunityDB
 from app.models.community_building import CommunityBuildingDB
 from app.models.station import StationDB
 from app.models.point import PointRecordDB, PointRecordType
+from app.core.utils import CommonUtils
 
 router = APIRouter()
 
@@ -126,7 +126,7 @@ async def create_shipping_order(
     price_info = price_result.price_info
     
     # 生成订单号
-    orderid = generate_order_id()
+    orderid = CommonUtils.generate_order_id('D')
     
     # 计算原始金额
     original_amount = price_info.original_amount

app/core/qcloud.py

@@ -65,7 +65,7 @@ class QCloudManager:
             )
             self.cos_client = CosS3Client(config)
 
-    def generate_verify_code(self, length: int = 6) -> str:
+    def generate_phone_code(self, length: int = 6) -> str:
         """生成验证码"""
         return ''.join(random.choices(string.digits, k=length))
 
@@ -86,7 +86,7 @@ class QCloudManager:
             self._init_sms_client()
             
             # 生成验证码
-            code = self.generate_verify_code()
+            code = self.generate_phone_code()
             
             # 构建请求
             req = sms_models.SendSmsRequest()

app/core/utils.py

@@ -0,0 +1,29 @@
+from datetime import datetime
+import time
+
+class CommonUtils:
+    """订单工具类"""
+    
+    @staticmethod
+    def generate_order_id(prefix: str) -> str:
+        """
+        生成订单号
+        :param prefix: 订单前缀，如 M(商品订单)、P(支付订单)、D(配送订单)
+        :return: 15位订单号：前缀(1位) + 日期(8位) + 时间戳(6位)
+        """
+        now = datetime.now()
+        date_str = now.strftime('%Y%m%d')
+        # 取时间戳后6位
+        timestamp = str(int(time.time() * 1000))[-6:]
+        return f"{prefix}{date_str}{timestamp}"
+    
+    @staticmethod
+    def generate_verify_code() -> str:
+        """
+        生成核销码
+        :return: 16位数字核销码：日期(8位) + 时间戳(8位)
+        """
+        now = datetime.now()
+        date_str = now.strftime('%Y%m%d')
+        timestamp = str(int(time.time() * 1000))[-8:]
+        return f"{date_str}{timestamp}"

app/models/merchant_order.py

@@ -61,15 +61,3 @@ class MerchantOrderInfo(BaseModel):
     
     class Config:
         from_attributes = True
-
-def generate_order_id() -> str:
-    """生成订单号：8位日期 + 7位时间戳"""
-    now = datetime.now()
-    date_str = now.strftime('%Y%m%d')
-    # 取时间戳后7位
-    timestamp = str(int(time.time() * 1000))[-7:]
-    return f"M{date_str}{timestamp}"
-
-def generate_verify_code() -> str:
-    """生成21位数字核销码"""
-    return ''.join(random.choices('0123456789', k=21)) 

app/models/merchant_pay_order.py

@@ -49,11 +49,3 @@ class MerchantPayOrderInfo(BaseModel):
     
     class Config:
         from_attributes = True 
-
-def generate_pay_order_id() -> str:
-    """生成支付订单号：P + 8位日期 + 7位时间戳"""
-    now = datetime.now()
-    date_str = now.strftime('%Y%m%d')
-    # 取时间戳后7位
-    timestamp = str(int(time.time() * 1000))[-7:]
-    return f"P{date_str}{timestamp}" 

app/models/order.py

@@ -111,15 +111,6 @@ class OrderPackageInfo(BaseModel):
     class Config:
         from_attributes = True
 
-def generate_order_id() -> str:
-    """生成订单号：日期+时间戳"""
-    now = datetime.now()
-    # 生成8位日期 + 6位序号，共14位
-    date_str = now.strftime('%Y%m%d')  # 8位日期
-    # 生成6位序号（毫秒级时间戳后6位）
-    timestamp = str(int(now.timestamp() * 1000))[-6:]
-    return f"D{date_str}{timestamp}" 
-
 class OrderPriceInfo(BaseModel):
     package_count: int
     original_amount: float