对图片进行缩放裁剪

app/api/endpoints/merchant.py

@@ -205,7 +205,7 @@ async def list_merchants(
             merchant_products[merchant_id] = {
                 "product_id": product.id,
                 "product_name": product.name,
-                "product_image": product.image_url,
+                "product_image": product.optimized_image_url,
                 "product_price": float(product.sale_price),
                 "purchase_limit": product.purchase_limit
             }

app/core/utils.py

@@ -1,8 +1,9 @@
 from datetime import datetime
 import time
+from typing import Optional
 
 class CommonUtils:
-    """订单工具类"""
+    """工具类"""
     
     @staticmethod
     def generate_order_id(prefix: str) -> str:
@@ -26,4 +27,25 @@ class CommonUtils:
         now = datetime.now()
         date_str = now.strftime('%Y%m%d')
         timestamp = str(int(time.time() * 1000))[-8:]
-        return f"{date_str}{timestamp}"
+        return f"{date_str}{timestamp}"
+
+    @staticmethod
+    def optimized_image_url(url: Optional[str], quality: int = 60) -> Optional[str]:
+        """
+        为图片URL添加腾讯云图片处理参数
+        :param url: 原始图片URL
+        :param quality: 图片质量，范围1-100，默认80
+        :return: 处理后的URL
+        """
+        if not url:
+            return url
+        
+        # 确保quality在有效范围内
+        quality = max(1, min(100, quality))
+        
+        # 如果URL已经包含图片处理参数，则不重复添加
+        if "?imageMogr2/quality/" in url:
+            return url
+        
+        # 添加图片处理参数
+        return f"{url}?imageMogr2/quality/{quality}"

app/models/merchant.py

@@ -5,6 +5,7 @@ from pydantic import BaseModel, Field
 from typing import Optional, List
 from datetime import datetime
 from .database import Base
+from app.core.utils import CommonUtils
 
 # 数据库模型
 class MerchantDB(Base):
@@ -25,6 +26,10 @@ class MerchantDB(Base):
     update_time = Column(DateTime(timezone=True), onupdate=func.now())
     category_id = Column(Integer, ForeignKey("merchant_categories.id"), nullable=True)
 
+    @property
+    def optimized_brand_image_url(self):
+        return CommonUtils.optimized_image_url(self.brand_image_url)
+
 class MerchantCreate(BaseModel):
     user_id: int
     name: str = Field(..., max_length=100)
@@ -66,6 +71,7 @@ class MerchantInfo(BaseModel):
     pay_gift_points_rate: float
     pay_share_rate: float
     brand_image_url: Optional[str] = None
+    optimized_brand_image_url: Optional[str] = None
     create_time: datetime
     update_time: Optional[datetime]
     distance: Optional[int] = None  # 距离（米）

app/models/merchant_product.py

@@ -6,6 +6,7 @@ from typing import Optional, List
 from datetime import datetime
 from .database import Base
 import enum
+from app.core.utils import CommonUtils
 
 
 class ProductStatus(str, enum.Enum):
@@ -30,6 +31,9 @@ class MerchantProductDB(Base):
     update_time = Column(DateTime(timezone=True), onupdate=func.now())
     status = Column(Enum(ProductStatus), nullable=False, default=ProductStatus.UNLISTING)
 
+    @property
+    def optimized_image_url(self):
+        return CommonUtils.optimized_image_url(self.image_url)
 
 # Pydantic 模型
 class MerchantProductCreate(BaseModel):
@@ -63,6 +67,7 @@ class MerchantProductInfo(BaseModel):
     merchant_name: Optional[str] = None  # 添加商家名称字段
     name: str
     image_url: str
+    optimized_image_url: Optional[str] = None
     product_price: float
     sale_price: float
     settlement_amount: float

app/models/order.py

@@ -5,6 +5,7 @@ from sqlalchemy.sql import func
 from pydantic import BaseModel, Field
 from .database import Base
 import enum
+from app.core.utils import CommonUtils
 
 class OrderStatus(str, enum.Enum):
     CREATED = "CREATED"         # 已创建
@@ -47,6 +48,12 @@ class ShippingOrderDB(Base):
     pay_time = Column(DateTime(timezone=True))  # 支付时间
     transaction_id = Column(String(64))  # 微信支付交易号
 
+    @property
+    def optimized_complete_images(self):
+        if self.complete_images:
+            return [CommonUtils.optimized_image_url(image) for image in self.complete_images.split(",")]
+        return []
+
 class ShippingOrderPackageDB(Base):
     __tablename__ = "shipping_order_packages"
 
@@ -86,6 +93,7 @@ class OrderInfo(BaseModel):
     final_amount: float
     status: OrderStatus
     complete_images: Optional[List[str]] = None
+    optimized_complete_images: Optional[List[str]] = None
     create_time: datetime
     delivery_method: DeliveryMethod
     deliveryman_user_id: Optional[int] = None