108 lines
2.8 KiB
TypeScript
108 lines
2.8 KiB
TypeScript
// Copyright 2024 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { strictAssert } from '../../util/assert';
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import type {
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WebAPIType,
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AttachmentV3ResponseType,
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GetBackupInfoResponseType,
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BackupMediaItemType,
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BackupMediaBatchResponseType,
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BackupListMediaResponseType,
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} from '../../textsecure/WebAPI';
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import type { BackupCredentials } from './credentials';
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import { uploadFile } from '../../util/uploadAttachment';
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export class BackupAPI {
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private cachedBackupInfo: GetBackupInfoResponseType | undefined;
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constructor(private credentials: BackupCredentials) {}
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public async refresh(): Promise<void> {
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// TODO: DESKTOP-6979
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await this.server.refreshBackup(
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await this.credentials.getHeadersForToday()
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);
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}
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public async getInfo(): Promise<GetBackupInfoResponseType> {
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const backupInfo = await this.server.getBackupInfo(
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await this.credentials.getHeadersForToday()
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);
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this.cachedBackupInfo = backupInfo;
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return backupInfo;
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}
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private async getCachedInfo(): Promise<GetBackupInfoResponseType> {
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if (this.cachedBackupInfo) {
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return this.cachedBackupInfo;
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}
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return this.getInfo();
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}
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public async getMediaDir(): Promise<string> {
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return (await this.getCachedInfo()).mediaDir;
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}
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public async getBackupDir(): Promise<string> {
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return (await this.getCachedInfo())?.backupDir;
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}
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// Backup name will change whenever a new backup is created, so we don't want to cache
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// it
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public async getBackupName(): Promise<string> {
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return (await this.getInfo()).backupName;
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}
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public async upload(filePath: string, fileSize: number): Promise<void> {
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const form = await this.server.getBackupUploadForm(
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await this.credentials.getHeadersForToday()
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);
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await uploadFile({
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absoluteCiphertextPath: filePath,
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ciphertextFileSize: fileSize,
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uploadForm: form,
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});
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}
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public async getMediaUploadForm(): Promise<AttachmentV3ResponseType> {
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return this.server.getBackupMediaUploadForm(
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await this.credentials.getHeadersForToday()
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);
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}
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public async backupMediaBatch(
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items: ReadonlyArray<BackupMediaItemType>
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): Promise<BackupMediaBatchResponseType> {
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return this.server.backupMediaBatch({
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headers: await this.credentials.getHeadersForToday(),
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items,
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});
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}
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public async listMedia({
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cursor,
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limit,
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}: {
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cursor?: string;
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limit: number;
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}): Promise<BackupListMediaResponseType> {
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return this.server.backupListMedia({
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headers: await this.credentials.getHeadersForToday(),
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cursor,
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limit,
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});
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}
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public clearCache(): void {
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this.cachedBackupInfo = undefined;
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}
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private get server(): WebAPIType {
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const { server } = window.textsecure;
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strictAssert(server, 'server not available');
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return server;
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}
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}
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