feat: image upload on product

schemas/product.py

@@ -1,11 +1,17 @@
 from typing import List
 from schemas.barcode import BarcodeTemplateSchema
 from schemas.base import CustomModelCamel, PaginationInfoSchema, OkMessageSchema
-from pydantic import field_validator
+from pydantic import field_validator, model_validator
 from models import ProductBarcode
 
 
 # region Entities
+class ProductImageSchema(CustomModelCamel):
+    id: int
+    product_id: int
+    image_url: str
+
+
 class BaseProductSchema(CustomModelCamel):
     name: str
     article: str | None = ''
@@ -19,6 +25,8 @@ class BaseProductSchema(CustomModelCamel):
     composition: str | None = None
     size: str | None = None
     additional_info: str | None = None
+    image_url: str | None = None
+    images: list[ProductImageSchema]
 
     @field_validator('barcodes', mode="before")
     def barcodes_to_list(cls, v):
@@ -26,6 +34,15 @@ class BaseProductSchema(CustomModelCamel):
             return [barcode.barcode for barcode in v]
         return v
 
+    @model_validator(mode="after")
+    def image_url_to_list(cls, values):
+        images = values.images
+        if not images:
+            return values
+        latest_image = images[-1]
+        values.image_url = latest_image.image_url
+        return values
+
 
 class ProductSchema(BaseProductSchema):
     id: int