Обновление приложения

backend/app/schemas/budget.py

@@ -0,0 +1,43 @@
+from datetime import datetime, date
+from decimal import Decimal
+from pydantic import BaseModel, Field
+from app.schemas.category import CategoryOut
+from app.schemas.currency import CurrencyOut
+
+
+class BudgetCreate(BaseModel):
+    category_id: int
+    name: str = Field(..., max_length=200)
+    amount: Decimal = Field(..., gt=0)
+    currency_id: int
+    period_type: str = Field(..., pattern="^(monthly|weekly|yearly|custom)$")
+    start_date: date
+    end_date: date | None = None
+    is_active: bool = True
+
+
+class BudgetUpdate(BaseModel):
+    name: str | None = None
+    amount: Decimal | None = Field(None, gt=0)
+    period_type: str | None = None
+    end_date: date | None = None
+    is_active: bool | None = None
+
+
+class BudgetOut(BaseModel):
+    id: int
+    user_id: int
+    category_id: int
+    category: CategoryOut
+    name: str
+    amount: Decimal
+    currency_id: int
+    currency: CurrencyOut
+    period_type: str
+    start_date: date
+    end_date: date | None = None
+    is_active: bool
+    created_at: datetime
+    spent: Decimal | None = None   # computed field
+
+    model_config = {"from_attributes": True}