# SPDX-License-Identifier: MIT
"""Check declared fictional rectangular dimensions; not a physical fit test."""
from decimal import Decimal
import json


def dimensions(*values):
    return tuple(Decimal(value) for value in values)


def differences(available, required):
    return [str(a - r) for a, r in zip(available, required)]


def fits(available, required):
    return all(a >= r for a, r in zip(available, required))


cavity = dimensions("19", "16", "6")
outside = dimensions("18", "14", "5.5")
inside = dimensions("16.75", "12.75", "4.75")
contents = dimensions("16", "12", "4.5")
opening = dimensions("15", "5")
entry_face = dimensions("14", "5.5")
revised_opening = dimensions("15", "6")
open_lid_total_height = Decimal("7")

results = {
    "input_type": "fictional declared dimensions",
    "units": "inches",
    "orientation": "length inward, width across opening, height upright",
    "cavity_lwh": list(map(str, cavity)),
    "outside_lwh": list(map(str, outside)),
    "inside_lwh": list(map(str, inside)),
    "contents_lwh": list(map(str, contents)),
    "opening_wh": list(map(str, opening)),
    "revised_opening_wh": list(map(str, revised_opening)),
    "open_lid_total_height": str(open_lid_total_height),
    "cavity_minus_outside_lwh": differences(cavity, outside),
    "inside_minus_contents_lwh": differences(inside, contents),
    "opening_minus_entry_face_wh": differences(opening, entry_face),
    "revised_opening_minus_entry_face_wh": differences(revised_opening, entry_face),
    "open_lid_height_margin": str(cavity[2] - open_lid_total_height),
    "nominal_cavity_fit": fits(cavity, outside),
    "nominal_contents_fit": fits(inside, contents),
    "straight_entry_at_original_opening": fits(opening, entry_face),
    "straight_entry_at_revised_opening": fits(revised_opening, entry_face),
    "open_lid_in_cavity": cavity[2] >= open_lid_total_height,
    "physical_fit_tested": False,
}
assert results["cavity_minus_outside_lwh"] == ["1", "2", "0.5"]
assert results["inside_minus_contents_lwh"] == ["0.75", "0.75", "0.25"]
assert results["opening_minus_entry_face_wh"] == ["1", "-0.5"]
assert results["revised_opening_minus_entry_face_wh"] == ["1", "0.5"]
assert results["open_lid_height_margin"] == "-1"
assert results["nominal_cavity_fit"] and results["nominal_contents_fit"]
assert not results["straight_entry_at_original_opening"]
assert results["straight_entry_at_revised_opening"]
assert not results["open_lid_in_cavity"]
results["assertions_passed"] = 9
print(json.dumps(results, indent=2) + "\n", end="")