import { getQuestionInfoByIds, CollectionAndWrong } from "@/api";

/**收藏与错题列表模型 */
export class CollectionModel {
	private collectionApi;

	constructor(apiType: CollectionAndWrongType.type) {
		this.collectionApi = new CollectionAndWrong(apiType);
	}

	/**获取列表 */
	async getList(params: CollectionAndWrongType.ListParams): Promise<{
		total: number;
		rows: Test.QuestionInfo[];
		collectionList: CollectionAndWrongType.QuestionRes[];
	}> {
		const collectionListRes = await this.collectionApi.getList(params);
		if (collectionListRes.rows.length > 0) {
			const ids = collectionListRes.rows.map((item) => item.questionId);
			const questions = await getQuestionInfoByIds({
				ids,
			});
			return {
				total: collectionListRes.total,
				rows: questions.rows,
				collectionList: collectionListRes.rows,
			};
		} else {
			return {
				total: collectionListRes.total,
				rows: [],
				collectionList: collectionListRes.rows,
			};
		}
	}

	/** 删除已收藏的问题 */
	async deletes(ids: number[], collectionList: CollectionAndWrongType.QuestionRes[]) {
		const deletesCollectionList = collectionList.filter((item) => {
			return ids.includes(item.questionId);
		});
		const deletesIds = deletesCollectionList.map((item) => item.id);
		const res = await this.collectionApi.deletes(deletesIds);
		return res;
	}

	/** 新增收藏或者错题 */
	async adds(params: CollectionAndWrongType.AddCullectionsParams) {
		const res = await this.collectionApi.adds(params);
		return res.data;
	}
}