feat: T03+T04 backend - FastAPI, DB models, Rentman integration, admin auth, APScheduler

backend/app/schemas/rental_request.py

@@ -0,0 +1,52 @@
+"""Pydantic schemas for rental requests."""
+from pydantic import BaseModel, EmailStr, field_validator
+from datetime import date
+
+
+class RentalRequestItemCreate(BaseModel):
+    equipment_id: int
+    quantity: int = 1
+
+    @field_validator("quantity")
+    @classmethod
+    def quantity_positive(cls, v: int) -> int:
+        if v < 1:
+            raise ValueError("quantity must be >= 1")
+        return v
+
+
+class RentalRequestCreate(BaseModel):
+    event_name: str
+    date_start: date
+    date_end: date
+    location: str | None = None
+    person_count: int | None = None
+    contact_name: str
+    contact_company: str | None = None
+    contact_email: EmailStr
+    contact_phone: str | None = None
+    contact_street: str | None = None
+    contact_postalcode: str | None = None
+    contact_city: str | None = None
+    message: str | None = None
+    items: list[RentalRequestItemCreate]
+
+    @field_validator("date_end")
+    @classmethod
+    def date_end_after_start(cls, v: date, values) -> date:
+        start = values.data.get("date_start")
+        if start and v < start:
+            raise ValueError("date_end must be >= date_start")
+        return v
+
+    @field_validator("items")
+    @classmethod
+    def items_not_empty(cls, v: list) -> list:
+        if len(v) == 0:
+            raise ValueError("items must not be empty")
+        return v
+
+
+class RentalRequestResponse(BaseModel):
+    reference_number: str
+    status: str