// Copyright (C) 2026, Stichting Mapcode Foundation (http://www.mapcode.com)

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

import { Point } from "./point.js";

export class Rectangle {

private readonly southWest: Point;

private readonly northEast: Point;

constructor(southWest: Point, northEast: Point) {

this.southWest = southWest;

this.northEast = northEast;

}

getSouthWest(): Point { return this.southWest; }

getNorthEast(): Point { return this.northEast; }

getCenter(): Point {

if (!this.isDefined()) return Point.undefined();

const centerLat = (this.southWest.getLatDeg() + this.northEast.getLatDeg()) / 2.0;

const centerLon = (this.southWest.getLonDeg() + this.northEast.getLonDeg()) / 2.0;

return Point.fromDeg(centerLat, centerLon);

}

isDefined(): boolean { return this.southWest.isDefined() && this.northEast.isDefined(); }

toString(): string { return `[${this.southWest}, ${this.northEast}]`; }

equals(o: unknown): boolean {

if (this === o) return true;

if (!(o instanceof Rectangle)) return false;

return this.southWest.equals(o.southWest) && this.northEast.equals(o.northEast);

}

}