import uuid
from datetime import datetime
from decimal import Decimal

from pydantic import BaseModel, computed_field

from app.models.bed import LocationType, SoilType
from app.schemas.plant import PlantRead


class BedBase(BaseModel):
    name: str
    width_m: Decimal
    length_m: Decimal
    location: LocationType
    soil_type: SoilType = SoilType.NORMAL
    notes: str | None = None


class BedCreate(BedBase):
    pass


class BedUpdate(BaseModel):
    name: str | None = None
    width_m: Decimal | None = None
    length_m: Decimal | None = None
    location: LocationType | None = None
    soil_type: SoilType | None = None
    notes: str | None = None
    is_active: bool | None = None


class BedRead(BedBase):
    model_config = {"from_attributes": True}

    id: uuid.UUID
    tenant_id: uuid.UUID
    is_active: bool
    created_at: datetime
    updated_at: datetime

    @computed_field
    @property
    def area_m2(self) -> Decimal:
        return self.width_m * self.length_m


class PlantingInBed(BaseModel):
    model_config = {"from_attributes": True}

    id: uuid.UUID
    plant: PlantRead
    area_m2: Decimal | None
    count: int | None
    planted_date: datetime | None = None
    removed_date: datetime | None = None
    notes: str | None = None


class BedDetailRead(BedRead):
    plantings: list[PlantingInBed] = []