import type { Entity } from '../entities/Entity';
import { copyStyle } from './modify/modify.helpers';

/**
 * Move entities by the difference between the start and end points
 * @param entities
 * @param deltaX
 * @param deltaY
 */
export function moveEntities(entities: Entity[], deltaX: number, deltaY: number) {
	for (const entity of entities) {
		entity.move(deltaX, deltaY);
	}
}

/**
 * 복제해도 색 · 층 · 선 꼴 · 투명도를 그대로 둔다(`clone()` 은 활성 층 · 흰색으로 새로 만듦).
 * `inPlace` = 옮기기 · 크기 · 회전처럼 같은 도형을 갈아 끼울 때 — id · 묶음까지 그대로.
 */
export function cloneKeepingLook(entity: Entity, inPlace = false): Entity {
	const copy = copyStyle(entity, entity.clone());
	copy.opacity = entity.opacity;
	if (inPlace) {
		copy.id = entity.id;
		copy.groupId = entity.groupId;
	}
	return copy;
}