feat: change cdn

import type { FileClient } from './client.interface';

import qiniu from 'qiniu';

import moment from 'moment';

import _ from 'lodash';

export class QiniuFileClient implements FileClient {

	private bucket = 'spaces';

	async stat(key: string): Promise<{ size: number } | { error: string }> {

		const bucketManager = new qiniu.rs.BucketManager();

		return new Promise((res, rej) => {

		return new Promise((res) => {

			bucketManager.stat(this.bucket, key, (err, respBody, respInfo) => {

				if (err) {

					res({ error: err.name });

	async signDownloadLink(key: string): Promise<string> {

		const bucketManager = new qiniu.rs.BucketManager();

		const privateBucketDomain = 'https://file.spaces.sustech.cloud';

		const privateBucketDomain = 'https://cdn.lms.sustech.cloud';

		const deadline = moment().add({ days: 1 }).unix();

		const privateDownloadUrl = bucketManager.privateDownloadUrl(privateBucketDomain, key, deadline);

		return privateDownloadUrl;