"""Pydantic schemas for EquipmentGroup (Bundles)."""

from __future__ import annotations
from typing import TYPE_CHECKING
from pydantic import BaseModel, Field

if TYPE_CHECKING:
    from app.schemas.equipment import LocationRef


class EquipmentGroupItem(BaseModel):
    """An item inside a bundle with quantity."""

    equipment_id: str
    name: str | None = None
    quantity: float = 1.0

    model_config = {"from_attributes": True}


class EquipmentGroupCreateRequest(BaseModel):
    """Request body for creating a new equipment group/bundle."""

    name: str = Field(..., max_length=255)
    description: str | None = None
    daily_rate: float | None = None
    default_location_id: str | None = None
    items: list[EquipmentGroupItem] = []


class EquipmentGroupUpdateRequest(BaseModel):
    """Request body for updating an equipment group."""

    name: str | None = Field(None, max_length=255)
    description: str | None = None
    daily_rate: float | None = None
    default_location_id: str | None = None
    items: list[EquipmentGroupItem] | None = None


class EquipmentGroupResponse(BaseModel):
    """Public equipment group representation."""

    id: str
    account_id: str
    name: str
    description: str | None = None
    daily_rate: float | None = None
    default_location: LocationRef | None = None
    items: list[EquipmentGroupItem] = []
    created_at: str
    updated_at: str

    model_config = {"from_attributes": True}


class EquipmentGroupListResponse(BaseModel):
    """Paginated list of equipment groups."""

    items: list[EquipmentGroupResponse]
    total: int
    page: int
    size: int


# Need LocationRef for EquipmentGroupResponse
from app.schemas.equipment import LocationRef  # noqa: E402, F811