Method doWork

packages/core/src/core/worker/worker.ts:38–329

启动答题器

(options?: { enable_debug?: boolean })

	/** 启动答题器  */
	async doWork(options?: { enable_debug?: boolean }) {
		this.emit('start');
		this.isRunning = true;

		this.once('close', () => {
			this.isClose = true;
		});

		this.on('stop', () => {
			this.isStop = true;
		});

		this.on('continuate', () => {
			this.isStop = false;
		});

		/** 寻找题目父节点 */
		const questionRoots: HTMLElement[] | null =
			typeof this.opts.root === 'string' ? Array.from(document.querySelectorAll(this.opts.root)) : this.opts.root;

		this.totalQuestionCount += questionRoots.length;

		if (options?.enable_debug) {
			console.debug('开始答题', this);
			console.debug('题目数量: ', questionRoots.length);
			console.debug('父节点列表: ', questionRoots);
		}

		/** 答题结果 */
		const results: WorkResult<E>[] = [];

		if (questionRoots.length === 0) {
			throw new Error('未找到任何题目，答题结束。');
		}

		/** 搜索元素 */
		for (const questionRoot of questionRoots) {
			// 初始化上下文
			const ctx: WorkContext<E> = {
				searchInfos: [],
				root: questionRoot,
				elements: domSearchAll<E>(this.opts.elements, questionRoot),
				type: undefined,
				answerSeparators: this.opts.answerSeparators
			};

			/** 执行元素搜索钩子 */
			await this.opts.onElementSearched?.(ctx.elements, questionRoot);
			/** 排除掉 null 的元素 */
			ctx.elements.title = ctx.elements.title?.filter(Boolean) as HTMLElement[];
			ctx.elements.options = ctx.elements.options?.filter(Boolean) as HTMLElement[];

			/** 获取题目类型 */
			if (typeof this.opts.work === 'object') {
				ctx.type =
					this.opts.work.type === undefined
						? // 使用默认解析器
						  defaultWorkTypeResolver(ctx)