feat: add IngredientCreate/Update/Read and IngredientGroceryMatchRead schemas

backend/app/schemas/ingredient.py

@@ -0,0 +1,59 @@
+from __future__ import annotations
+
+from decimal import Decimal
+from typing import List, Optional
+from uuid import UUID
+
+from pydantic import BaseModel, Field, field_validator
+
+
+class IngredientBase(BaseModel):
+    name: str = Field(min_length=1, max_length=200)
+    aliases: List[str] = Field(default_factory=list)
+    aisle: Optional[str] = Field(default=None, max_length=100)
+    unit: Optional[str] = Field(default=None, max_length=50)
+    typical_price: Optional[Decimal] = None
+
+    @field_validator("aliases")
+    @classmethod
+    def _strip_and_drop_empty(cls, v: List[str]) -> List[str]:
+        return [s.strip() for s in v if s and s.strip()]
+
+
+class IngredientCreate(IngredientBase):
+    pass
+
+
+class IngredientUpdate(BaseModel):
+    name: Optional[str] = Field(default=None, min_length=1, max_length=200)
+    aliases: Optional[List[str]] = None
+    aisle: Optional[str] = Field(default=None, max_length=100)
+    unit: Optional[str] = Field(default=None, max_length=50)
+    typical_price: Optional[Decimal] = None
+
+    @field_validator("aliases")
+    @classmethod
+    def _strip_and_drop_empty(cls, v: Optional[List[str]]) -> Optional[List[str]]:
+        if v is None:
+            return None
+        return [s.strip() for s in v if s and s.strip()]
+
+
+class IngredientRead(IngredientBase):
+    id: UUID
+
+    model_config = {"from_attributes": True}
+
+
+class IngredientGroceryMatchRead(BaseModel):
+    id: UUID
+    ingredient_id: UUID
+    grocery_item_id: UUID
+    confidence: Decimal
+    source: str
+    grocery_item_name: Optional[str] = None
+    current_price: Optional[Decimal] = None
+    regular_price: Optional[Decimal] = None
+    is_on_sale: Optional[bool] = None
+
+    model_config = {"from_attributes": True}