/**
 * 블록 라이브러리 저장·해제 검증 (조사표 4절 BLOCK/INSERT).
 * 실행: cd B07_DesignDetail/openwebcad && npx vitest run --config vitest.tmp.config.ts
 * jsdom을 새로 깔지 않으려고 이 모듈이 쓰는 브라우저 전역 둘만 흉내 낸다.
 */
import { Point, Segment } from '@flatten-js/core';
import { describe, expect, it } from 'vitest';

const store = new Map<string, string>();
Object.assign(globalThis, {
	window: { dispatchEvent: () => true },
	CustomEvent: class {
		constructor(public type: string) {}
	},
	localStorage: {
		getItem: (key: string) => store.get(key) ?? null,
		setItem: (key: string, value: string) => void store.set(key, value),
	},
});

const { deleteBlock, deserializeBlock, getBlocks, saveBlockFromEntities } = await import(
	'../../../B07_DesignDetail/openwebcad/src/blocks/block-library'
);
const { LineEntity } = await import(
	'../../../B07_DesignDetail/openwebcad/src/entities/LineEntity'
);

describe('블록 라이브러리', () => {
	it('기준점은 선택 영역 중심이고, 다시 풀어 삽입점으로 옮기면 그 점이 중심이 된다', async () => {
		const line = new LineEntity('layer-1', new Segment(new Point(0, 0), new Point(100, 50)));
		await saveBlockFromEntities('테스트블록', [line]);

		const block = getBlocks().find((candidate) => candidate.name === '테스트블록');
		expect(block).toBeDefined();
		if (!block) return;
		expect(block.basePoint).toEqual({ x: 50, y: 25 });

		const [copy] = await deserializeBlock(block);
		expect(copy.id).not.toBe(line.id);
		expect(copy.groupId).toBeTruthy();

		// 삽입점 (200, 100)으로 옮기면 원본 크기 100×50이 그 점을 중심으로 놓인다
		copy.move(200 - block.basePoint.x, 100 - block.basePoint.y);
		const box = copy.getBoundingBox();
		expect([box.xmin, box.ymin, box.xmax, box.ymax]).toEqual([150, 75, 250, 125]);

		deleteBlock('테스트블록');
		expect(getBlocks().find((candidate) => candidate.name === '테스트블록')).toBeUndefined();
	});
});