from __future__ import annotations

import openpyxl
import pytest

from domain.magicplan.models import (
    Door,
    DoorVentilation,
    Floor,
    Plan,
    Room,
    Window,
    WindowVentilation,
)
from domain.magicplan.ventilation_audit import populate_sheet


def _make_window(with_ventilation: bool = True) -> Window:
    vent = (
        WindowVentilation(
            opening_type="Hinged",
            num_openings=1,
            pct_openable=50,
            trickle_vent_area_mm2=1000,
            num_trickle_vents=2,
        )
        if with_ventilation
        else None
    )
    return Window(width_m=1.0, height_m=1.2, area_m2=1.2, ventilation=vent)


def _make_door(with_ventilation: bool = True) -> Door:
    vent = DoorVentilation(undercut_mm=10.0) if with_ventilation else None
    return Door(width_mm=800.0, height_mm=2000.0, ventilation=vent)


def _make_plan(
    num_rooms: int = 1,
    num_windows_per_room: int = 1,
    num_doors_per_room: int = 1,
) -> Plan:
    rooms = [
        Room(
            name=f"Room {i}",
            width_m=3.0,
            length_m=4.0,
            area_m2=12.0,
            windows=[_make_window() for _ in range(num_windows_per_room)],
            doors=[_make_door() for _ in range(num_doors_per_room)],
        )
        for i in range(num_rooms)
    ]
    return Plan(
        uid="test-uid",
        name="Test Plan",
        address="1 Test St",
        postcode="TE1 1ST",
        floors=[Floor(level=0, name="Ground", rooms=rooms)],
    )


def _blank_sheet() -> object:
    return openpyxl.Workbook().active


def test_raises_when_rooms_exceed_50() -> None:
    # Arrange
    plan = _make_plan(num_rooms=51, num_windows_per_room=0, num_doors_per_room=0)
    sheet = _blank_sheet()

    # Act / Assert
    with pytest.raises(ValueError, match="50"):
        populate_sheet(sheet, plan)


def test_raises_when_windows_exceed_50() -> None:
    # Arrange
    plan = _make_plan(num_rooms=1, num_windows_per_room=51, num_doors_per_room=0)
    sheet = _blank_sheet()

    # Act / Assert
    with pytest.raises(ValueError, match="50"):
        populate_sheet(sheet, plan)


def test_raises_when_doors_exceed_50() -> None:
    # Arrange
    plan = _make_plan(num_rooms=1, num_windows_per_room=0, num_doors_per_room=51)
    sheet = _blank_sheet()

    # Act / Assert
    with pytest.raises(ValueError, match="50"):
        populate_sheet(sheet, plan)