from dataclasses import dataclass, field
from typing import Optional


@dataclass
class WindowVentilation:
    opening_type: Optional[str] = None
    num_openings: Optional[int] = None
    pct_openable: Optional[int] = None
    trickle_vent_area_mm2: Optional[int] = None
    num_trickle_vents: Optional[int] = None


@dataclass
class DoorVentilation:
    undercut_mm: Optional[float] = None


@dataclass
class Window:
    width_m: float
    height_m: float
    area_m2: float
    opening_type: str
    ventilation: Optional[WindowVentilation] = None


@dataclass
class Door:
    width_mm: float
    height_mm: float
    ventilation: Optional[DoorVentilation] = None


@dataclass
class Room:
    name: str
    width_m: float
    length_m: float
    area_m2: float
    windows: list[Window] = field(default_factory=list[Window])
    doors: list[Door] = field(default_factory=list[Door])


@dataclass
class Floor:
    level: int | None
    name: str | None
    rooms: list[Room] = field(default_factory=list[Room])


@dataclass
class Plan:
    uid: str
    name: str | None
    address: str | None = None
    postcode: str | None = None
    floors: list[Floor] = field(default_factory=list[Floor])