"""API schemas (Pydantic) for VacationDays.

Schemas are the API boundary — they validate request bodies and shape responses.
Keep them separate from domain entities so the wire format can evolve
independently. This is the REFERENCE for other entities' schemas.
"""

from datetime import datetime
from uuid import UUID

from pydantic import BaseModel, Field

from app.entities.vacation_days import VacationDays


class VacationDaysCreate(BaseModel):
    personal_data_uuid: UUID
    workspace_id: UUID
    year: int = Field(ge=1900, le=2100)
    total_days: int = Field(ge=0, le=366)
    saved_days_in: int = Field(default=0, ge=0, le=366)


class VacationDaysUpdate(BaseModel):
    total_days: int = Field(ge=0, le=366)
    saved_days_in: int = Field(default=0, ge=0, le=366)


class VacationDaysResponse(BaseModel):
    id: UUID
    personal_data_uuid: UUID
    workspace_id: UUID
    year: int
    total_days: int
    saved_days_in: int
    created_at: datetime | None
    updated_at: datetime | None

    @classmethod
    def from_entity(cls, entity: VacationDays) -> "VacationDaysResponse":
        return cls(
            id=entity.id,
            personal_data_uuid=entity.personal_data_uuid,
            workspace_id=entity.workspace_id,
            year=entity.year,
            total_days=entity.total_days,
            saved_days_in=entity.saved_days_in,
            created_at=entity.created_at,
            updated_at=entity.updated_at,
        )