managarten/services/matrix-storage-bot/src/bot/matrix.service.ts
Till-JS d81b8aebf2 🔒 refactor(bots): remove !login command and enforce OIDC-only auth
- Remove !login and !logout commands from all 16+ Matrix bots
- Remove login/logout references from all help/welcome messages
- Disable password login in Synapse (password_config.enabled: false)
- System is now OIDC-only via Mana Core authentication

Users must authenticate via "Sign in with Mana Core" in Element.
Existing bot access tokens remain valid.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-14 11:26:58 +01:00

890 lines
25 KiB
TypeScript

import { Injectable } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import {
BaseMatrixService,
MatrixBotConfig,
MatrixRoomEvent,
UserListMapper,
KeywordCommandDetector,
COMMON_KEYWORDS,
} from '@manacore/matrix-bot-common';
import {
StorageService,
StorageFile,
Folder,
ShareLink,
TrashItem,
} from '../storage/storage.service';
import {
SessionService,
TranscriptionService,
CreditService,
LOGIN_MESSAGES,
} from '@manacore/bot-services';
import { HELP_MESSAGE } from '../config/configuration';
@Injectable()
export class MatrixService extends BaseMatrixService {
// Store last shown items per user for reference by number
private filesMapper = new UserListMapper<StorageFile>();
private foldersMapper = new UserListMapper<Folder>();
private sharesMapper = new UserListMapper<ShareLink>();
private trashMapper = new UserListMapper<TrashItem>();
private currentFolder: Map<string, string | null> = new Map();
private readonly keywordDetector = new KeywordCommandDetector([
...COMMON_KEYWORDS,
{ keywords: ['dateien', 'files', 'meine dateien', 'liste'], command: 'dateien' },
{ keywords: ['ordner', 'folders', 'verzeichnisse', 'dirs'], command: 'ordner' },
{ keywords: ['teilen', 'share', 'freigeben', 'link erstellen'], command: 'teilen' },
{ keywords: ['suche', 'search', 'finde', 'durchsuchen'], command: 'suche' },
{ keywords: ['favoriten', 'favorites', 'favs', 'gemerkte'], command: 'favoriten' },
{ keywords: ['papierkorb', 'trash', 'geloeschte', 'muell'], command: 'papierkorb' },
{ keywords: ['links', 'shares', 'freigaben', 'geteilte'], command: 'links' },
]);
constructor(
configService: ConfigService,
private storageService: StorageService,
private sessionService: SessionService,
private readonly transcriptionService: TranscriptionService,
private creditService: CreditService
) {
super(configService);
}
protected getConfig(): MatrixBotConfig {
return {
homeserverUrl:
this.configService.get<string>('matrix.homeserverUrl') || 'http://localhost:8008',
accessToken: this.configService.get<string>('matrix.accessToken') || '',
storagePath:
this.configService.get<string>('matrix.storagePath') || './data/bot-storage.json',
allowedRooms: this.configService.get<string[]>('matrix.allowedRooms') || [],
};
}
protected async handleTextMessage(
roomId: string,
event: MatrixRoomEvent,
body: string
): Promise<void> {
// Check for keyword commands first
const keywordCommand = this.keywordDetector.detect(body);
if (keywordCommand) {
body = `!${keywordCommand}`;
}
if (!body.startsWith('!')) return;
const sender = event.sender;
const parts = body.slice(1).split(/\s+/);
const command = parts[0].toLowerCase();
const args = parts.slice(1);
const argString = args.join(' ');
try {
switch (command) {
case 'help':
case 'hilfe':
await this.sendMessage(roomId, HELP_MESSAGE);
break;
case 'status':
await this.handleStatus(roomId, sender);
break;
// File commands
case 'dateien':
case 'files':
case 'ls':
await this.handleListFiles(roomId, sender, args[0]);
break;
case 'datei':
case 'file':
case 'info':
await this.handleFileDetails(roomId, sender, args[0]);
break;
case 'download':
case 'dl':
await this.handleDownload(roomId, sender, args[0]);
break;
case 'loeschen':
case 'delete':
case 'rm':
await this.handleDeleteFile(roomId, sender, args[0]);
break;
case 'umbenennen':
case 'rename':
case 'mv':
await this.handleRenameFile(roomId, sender, args[0], args.slice(1).join(' '));
break;
case 'verschieben':
case 'move':
await this.handleMoveFile(roomId, sender, args[0], args[1]);
break;
// Folder commands
case 'ordner':
case 'folders':
case 'dir':
await this.handleListFolders(roomId, sender, args[0]);
break;
case 'neuordner':
case 'mkdir':
case 'newfolder':
await this.handleCreateFolder(roomId, sender, args);
break;
case 'ordnerloeschen':
case 'rmdir':
await this.handleDeleteFolder(roomId, sender, args[0]);
break;
// Share commands
case 'teilen':
case 'share':
await this.handleShareFile(roomId, sender, argString);
break;
case 'links':
case 'shares':
await this.handleListShares(roomId, sender);
break;
case 'linkloeschen':
case 'unshare':
await this.handleDeleteShare(roomId, sender, args[0]);
break;
// Organization
case 'suche':
case 'search':
case 'find':
await this.handleSearch(roomId, sender, argString);
break;
case 'favoriten':
case 'favorites':
case 'favs':
await this.handleFavorites(roomId, sender);
break;
case 'fav':
case 'favorit':
await this.handleToggleFavorite(roomId, sender, args[0]);
break;
// Trash
case 'papierkorb':
case 'trash':
await this.handleTrash(roomId, sender);
break;
case 'wiederherstellen':
case 'restore':
await this.handleRestore(roomId, sender, args[0]);
break;
case 'leeren':
case 'emptytrash':
await this.handleEmptyTrash(roomId, sender);
break;
default:
await this.sendMessage(
roomId,
`<p>Unbekannter Befehl: <code>${command}</code>. Nutze <code>!help</code> fuer Hilfe.</p>`
);
}
} catch (error) {
this.logger.error(`Error handling command ${command}:`, error);
await this.sendMessage(roomId, `<p>Fehler: ${(error as Error).message}</p>`);
}
}
protected override async handleAudioMessage(
roomId: string,
event: MatrixRoomEvent,
_sender: string
): Promise<void> {
try {
const mxcUrl = event.content.url;
if (!mxcUrl) return;
const audioBuffer = await this.downloadMedia(mxcUrl);
const text = await this.transcriptionService.transcribe(audioBuffer);
if (!text) {
await this.sendReply(roomId, event, '<p>Sprachnachricht konnte nicht erkannt werden.</p>');
return;
}
await this.sendMessage(roomId, `<p><em>"${text}"</em></p>`);
await this.handleTextMessage(roomId, event, text);
} catch (error) {
this.logger.error(`Audio transcription error: ${error}`);
await this.sendReply(roomId, event, '<p>Fehler bei der Spracherkennung.</p>');
}
}
private async requireAuth(sender: string): Promise<string> {
const token = await this.sessionService.getToken(sender);
if (!token) {
throw new Error(LOGIN_MESSAGES.storage);
}
return token;
}
private async handleStatus(roomId: string, sender: string) {
const backendOk = await this.storageService.checkHealth();
const loggedIn = await this.sessionService.isLoggedIn(sender);
const sessions = await this.sessionService.getSessionCount();
const session = await this.sessionService.getSession(sender);
const token = await this.sessionService.getToken(sender);
let statusHtml = '<h3>Storage Bot Status</h3><ul>';
statusHtml += `<li>Backend: ${backendOk ? 'Online' : 'Offline'}</li>`;
statusHtml += `<li>Angemeldet: ${loggedIn ? 'Ja' : 'Nein'}</li>`;
if (loggedIn && session && token) {
const balance = await this.creditService.getBalance(token);
statusHtml += `<li>👤 Angemeldet als: ${session.email}</li>`;
statusHtml += `<li>⚡ Credits: ${balance.balance.toFixed(2)}</li>`;
}
statusHtml += `<li>Aktive Sessions: ${sessions}</li>`;
statusHtml += '</ul>';
await this.sendMessage(roomId, statusHtml);
}
// File handlers
private async handleListFiles(roomId: string, sender: string, folderNumStr?: string) {
const token = await this.requireAuth(sender);
let parentFolderId: string | undefined;
if (folderNumStr) {
const folder = this.getFolderByNumber(sender, folderNumStr);
if (!folder) {
await this.sendMessage(roomId, '<p>Ungueltige Ordner-Nummer.</p>');
return;
}
parentFolderId = folder.id;
this.currentFolder.set(sender, folder.id);
} else {
this.currentFolder.set(sender, null);
}
const result = await this.storageService.getFiles(token, parentFolderId);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const files = result.data || [];
this.filesMapper.setList(sender, files);
if (files.length === 0) {
await this.sendMessage(roomId, '<p>Keine Dateien vorhanden.</p>');
return;
}
let html = '<h3>Dateien</h3><ol>';
for (const file of files) {
const size = this.formatSize(file.size);
const fav = file.isFavorite ? ' &#11088;' : '';
html += `<li><strong>${file.name}</strong> (${size})${fav}</li>`;
}
html += '</ol>';
html +=
'<p><em>Nutze <code>!datei [nr]</code> fuer Details oder <code>!download [nr]</code></em></p>';
await this.sendMessage(roomId, html);
}
private async handleFileDetails(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
const file = this.getFileByNumber(sender, numberStr);
if (!file) {
await this.sendMessage(
roomId,
'<p>Ungueltige Nummer. Nutze zuerst <code>!dateien</code></p>'
);
return;
}
const result = await this.storageService.getFile(token, file.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const f = result.data!;
const fav = f.isFavorite ? ' &#11088;' : '';
let html = `<h3>${f.name}${fav}</h3>`;
html += '<ul>';
html += `<li>Typ: ${f.mimeType}</li>`;
html += `<li>Groesse: ${this.formatSize(f.size)}</li>`;
html += `<li>Erstellt: ${new Date(f.createdAt).toLocaleDateString('de-DE')}</li>`;
html += `<li>Aktualisiert: ${new Date(f.updatedAt).toLocaleDateString('de-DE')}</li>`;
html += '</ul>';
html += `<p><em>Nutze <code>!download ${numberStr}</code> fuer Download-Link</em></p>`;
await this.sendMessage(roomId, html);
}
private async handleDownload(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
const file = this.getFileByNumber(sender, numberStr);
if (!file) {
await this.sendMessage(
roomId,
'<p>Ungueltige Nummer. Nutze zuerst <code>!dateien</code></p>'
);
return;
}
const result = await this.storageService.getDownloadUrl(token, file.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
await this.sendMessage(
roomId,
`<p><strong>${file.name}</strong></p><p>Download: <a href="${result.data!.url}">${result.data!.url}</a></p>`
);
}
private async handleDeleteFile(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
const file = this.getFileByNumber(sender, numberStr);
if (!file) {
await this.sendMessage(
roomId,
'<p>Ungueltige Nummer. Nutze zuerst <code>!dateien</code></p>'
);
return;
}
const result = await this.storageService.deleteFile(token, file.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
this.filesMapper.clearList(sender);
await this.sendMessage(
roomId,
`<p><strong>${file.name}</strong> in Papierkorb verschoben.</p>`
);
}
private async handleRenameFile(
roomId: string,
sender: string,
numberStr: string,
newName: string
) {
if (!newName) {
await this.sendMessage(roomId, '<p>Verwendung: <code>!umbenennen [nr] neuer name</code></p>');
return;
}
const token = await this.requireAuth(sender);
const file = this.getFileByNumber(sender, numberStr);
if (!file) {
await this.sendMessage(
roomId,
'<p>Ungueltige Nummer. Nutze zuerst <code>!dateien</code></p>'
);
return;
}
const result = await this.storageService.renameFile(token, file.id, newName);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
await this.sendMessage(
roomId,
`<p><strong>${file.name}</strong> umbenannt zu <strong>${newName}</strong></p>`
);
}
private async handleMoveFile(
roomId: string,
sender: string,
fileNumStr: string,
folderNumStr: string
) {
const token = await this.requireAuth(sender);
const file = this.getFileByNumber(sender, fileNumStr);
if (!file) {
await this.sendMessage(roomId, '<p>Ungueltige Datei-Nummer.</p>');
return;
}
let parentFolderId: string | null = null;
let folderName = 'Root';
if (folderNumStr && folderNumStr !== '0' && folderNumStr.toLowerCase() !== 'root') {
const folder = this.getFolderByNumber(sender, folderNumStr);
if (!folder) {
await this.sendMessage(
roomId,
'<p>Ungueltige Ordner-Nummer. Nutze 0 oder root fuer Root.</p>'
);
return;
}
parentFolderId = folder.id;
folderName = folder.name;
}
const result = await this.storageService.moveFile(token, file.id, parentFolderId);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
await this.sendMessage(
roomId,
`<p><strong>${file.name}</strong> nach <strong>${folderName}</strong> verschoben.</p>`
);
}
// Folder handlers
private async handleListFolders(roomId: string, sender: string, folderNumStr?: string) {
const token = await this.requireAuth(sender);
let parentFolderId: string | undefined;
if (folderNumStr) {
const folder = this.getFolderByNumber(sender, folderNumStr);
if (!folder) {
await this.sendMessage(roomId, '<p>Ungueltige Ordner-Nummer.</p>');
return;
}
parentFolderId = folder.id;
}
const result = await this.storageService.getFolders(token, parentFolderId);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const folders = result.data || [];
this.foldersMapper.setList(sender, folders);
if (folders.length === 0) {
await this.sendMessage(roomId, '<p>Keine Ordner vorhanden.</p>');
return;
}
let html = '<h3>Ordner</h3><ol>';
for (const folder of folders) {
const fav = folder.isFavorite ? ' &#11088;' : '';
const color = folder.color ? ` [${folder.color}]` : '';
html += `<li><strong>${folder.name}</strong>${color}${fav}</li>`;
}
html += '</ol>';
html += '<p><em>Nutze <code>!dateien [nr]</code> um Dateien im Ordner zu sehen</em></p>';
await this.sendMessage(roomId, html);
}
private async handleCreateFolder(roomId: string, sender: string, args: string[]) {
if (args.length === 0) {
await this.sendMessage(
roomId,
'<p>Verwendung: <code>!neuordner Name [in-ordner-nr]</code></p>'
);
return;
}
const token = await this.requireAuth(sender);
// Check if last arg is a number (parent folder)
let parentFolderId: string | undefined;
let name = args.join(' ');
const lastArg = args[args.length - 1];
if (/^\d+$/.test(lastArg) && args.length > 1) {
const folder = this.getFolderByNumber(sender, lastArg);
if (folder) {
parentFolderId = folder.id;
name = args.slice(0, -1).join(' ');
}
}
const result = await this.storageService.createFolder(token, name, parentFolderId);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
this.foldersMapper.clearList(sender);
await this.sendMessage(roomId, `<p>Ordner <strong>${result.data!.name}</strong> erstellt.</p>`);
}
private async handleDeleteFolder(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
const folder = this.getFolderByNumber(sender, numberStr);
if (!folder) {
await this.sendMessage(roomId, '<p>Ungueltige Nummer. Nutze zuerst <code>!ordner</code></p>');
return;
}
const result = await this.storageService.deleteFolder(token, folder.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
this.foldersMapper.clearList(sender);
await this.sendMessage(
roomId,
`<p>Ordner <strong>${folder.name}</strong> in Papierkorb verschoben.</p>`
);
}
// Share handlers
private async handleShareFile(roomId: string, sender: string, argString: string) {
const token = await this.requireAuth(sender);
// Parse arguments
const args = argString.split(/\s+/);
const numberStr = args[0];
const file = this.getFileByNumber(sender, numberStr);
if (!file) {
await this.sendMessage(
roomId,
'<p>Ungueltige Nummer. Nutze zuerst <code>!dateien</code></p>'
);
return;
}
const options: { expiresInDays?: number; password?: string; maxDownloads?: number } = {};
// Parse --tage N
const daysMatch = argString.match(/--tage\s+(\d+)/i);
if (daysMatch) {
options.expiresInDays = parseInt(daysMatch[1], 10);
}
// Parse --passwort XXX
const passMatch = argString.match(/--passwort\s+(\S+)/i);
if (passMatch) {
options.password = passMatch[1];
}
// Parse --downloads N
const dlMatch = argString.match(/--downloads\s+(\d+)/i);
if (dlMatch) {
options.maxDownloads = parseInt(dlMatch[1], 10);
}
const result = await this.storageService.createShare(token, file.id, options);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const share = result.data!;
const shareUrl = `${this.configService.get('storage.backendUrl')}/public/shares/${share.shareToken}`;
let html = `<p><strong>${file.name}</strong> wird geteilt:</p>`;
html += `<p><a href="${shareUrl}">${shareUrl}</a></p>`;
if (options.expiresInDays) html += `<p><em>Gueltig: ${options.expiresInDays} Tage</em></p>`;
if (options.password) html += `<p><em>Passwort geschuetzt</em></p>`;
if (options.maxDownloads) html += `<p><em>Max Downloads: ${options.maxDownloads}</em></p>`;
await this.sendMessage(roomId, html);
}
private async handleListShares(roomId: string, sender: string) {
const token = await this.requireAuth(sender);
const result = await this.storageService.getShares(token);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const shares = result.data || [];
this.sharesMapper.setList(sender, shares);
if (shares.length === 0) {
await this.sendMessage(roomId, '<p>Keine Share-Links vorhanden.</p>');
return;
}
let html = '<h3>Share-Links</h3><ol>';
for (const share of shares) {
const expires = share.expiresAt
? ` (bis ${new Date(share.expiresAt).toLocaleDateString('de-DE')})`
: '';
const downloads = share.maxDownloads
? ` [${share.downloadCount}/${share.maxDownloads}]`
: ` [${share.downloadCount} DL]`;
html += `<li>${share.shareType}${expires}${downloads}</li>`;
}
html += '</ol>';
html += '<p><em>Nutze <code>!linkloeschen [nr]</code> zum Loeschen</em></p>';
await this.sendMessage(roomId, html);
}
private async handleDeleteShare(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
if (!this.sharesMapper.hasList(sender)) {
await this.sendMessage(roomId, '<p>Nutze zuerst <code>!links</code></p>');
return;
}
const num = parseInt(numberStr, 10);
const share = isNaN(num) ? null : this.sharesMapper.getByNumber(sender, num);
if (!share) {
await this.sendMessage(roomId, '<p>Ungueltige Nummer.</p>');
return;
}
const result = await this.storageService.deleteShare(token, share.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
this.sharesMapper.clearList(sender);
await this.sendMessage(roomId, '<p>Share-Link geloescht.</p>');
}
// Search & Favorites
private async handleSearch(roomId: string, sender: string, query: string) {
if (!query) {
await this.sendMessage(roomId, '<p>Verwendung: <code>!suche Begriff</code></p>');
return;
}
const token = await this.requireAuth(sender);
const result = await this.storageService.search(token, query);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const { files, folders } = result.data!;
this.filesMapper.setList(sender, files);
this.foldersMapper.setList(sender, folders);
if (files.length === 0 && folders.length === 0) {
await this.sendMessage(roomId, `<p>Keine Ergebnisse fuer "${query}"</p>`);
return;
}
let html = `<h3>Suchergebnisse: "${query}"</h3>`;
if (folders.length > 0) {
html += '<p><strong>Ordner:</strong></p><ol>';
for (const folder of folders) {
html += `<li>${folder.name}</li>`;
}
html += '</ol>';
}
if (files.length > 0) {
html += '<p><strong>Dateien:</strong></p><ol>';
for (const file of files) {
html += `<li>${file.name} (${this.formatSize(file.size)})</li>`;
}
html += '</ol>';
}
await this.sendMessage(roomId, html);
}
private async handleFavorites(roomId: string, sender: string) {
const token = await this.requireAuth(sender);
const result = await this.storageService.getFavorites(token);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const { files, folders } = result.data!;
this.filesMapper.setList(sender, files);
this.foldersMapper.setList(sender, folders);
if (files.length === 0 && folders.length === 0) {
await this.sendMessage(roomId, '<p>Keine Favoriten vorhanden.</p>');
return;
}
let html = '<h3>Favoriten &#11088;</h3>';
if (folders.length > 0) {
html += '<p><strong>Ordner:</strong></p><ol>';
for (const folder of folders) {
html += `<li>${folder.name}</li>`;
}
html += '</ol>';
}
if (files.length > 0) {
html += '<p><strong>Dateien:</strong></p><ol>';
for (const file of files) {
html += `<li>${file.name}</li>`;
}
html += '</ol>';
}
await this.sendMessage(roomId, html);
}
private async handleToggleFavorite(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
// Try file first
const file = this.getFileByNumber(sender, numberStr);
if (file) {
const result = await this.storageService.toggleFileFavorite(token, file.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const status = result.data!.isFavorite ? 'hinzugefuegt' : 'entfernt';
await this.sendMessage(roomId, `<p><strong>${file.name}</strong>: Favorit ${status}</p>`);
return;
}
// Try folder
const folder = this.getFolderByNumber(sender, numberStr);
if (folder) {
const result = await this.storageService.toggleFolderFavorite(token, folder.id);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const status = result.data!.isFavorite ? 'hinzugefuegt' : 'entfernt';
await this.sendMessage(roomId, `<p><strong>${folder.name}</strong>: Favorit ${status}</p>`);
return;
}
await this.sendMessage(roomId, '<p>Ungueltige Nummer.</p>');
}
// Trash handlers
private async handleTrash(roomId: string, sender: string) {
const token = await this.requireAuth(sender);
const result = await this.storageService.getTrash(token);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
const items = result.data || [];
this.trashMapper.setList(sender, items);
if (items.length === 0) {
await this.sendMessage(roomId, '<p>Papierkorb ist leer.</p>');
return;
}
let html = '<h3>Papierkorb</h3><ol>';
for (const item of items) {
const type = item.type === 'folder' ? '&#128193;' : '&#128196;';
const deleted = new Date(item.deletedAt).toLocaleDateString('de-DE');
html += `<li>${type} <strong>${item.name}</strong> (geloescht: ${deleted})</li>`;
}
html += '</ol>';
html += '<p><em>Nutze <code>!wiederherstellen [nr]</code> oder <code>!leeren</code></em></p>';
await this.sendMessage(roomId, html);
}
private async handleRestore(roomId: string, sender: string, numberStr: string) {
const token = await this.requireAuth(sender);
if (!this.trashMapper.hasList(sender)) {
await this.sendMessage(roomId, '<p>Nutze zuerst <code>!papierkorb</code></p>');
return;
}
const num = parseInt(numberStr, 10);
const item = isNaN(num) ? null : this.trashMapper.getByNumber(sender, num);
if (!item) {
await this.sendMessage(roomId, '<p>Ungueltige Nummer.</p>');
return;
}
const result = await this.storageService.restoreFromTrash(token, item.id, item.type);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
this.trashMapper.clearList(sender);
await this.sendMessage(roomId, `<p><strong>${item.name}</strong> wiederhergestellt.</p>`);
}
private async handleEmptyTrash(roomId: string, sender: string) {
const token = await this.requireAuth(sender);
const result = await this.storageService.emptyTrash(token);
if (result.error) {
await this.sendMessage(roomId, `<p>Fehler: ${result.error}</p>`);
return;
}
this.trashMapper.clearList(sender);
await this.sendMessage(roomId, '<p>Papierkorb geleert.</p>');
}
// Helper methods
private getFileByNumber(sender: string, numberStr: string): StorageFile | null {
const num = parseInt(numberStr, 10);
if (isNaN(num)) return null;
return this.filesMapper.getByNumber(sender, num);
}
private getFolderByNumber(sender: string, numberStr: string): Folder | null {
const num = parseInt(numberStr, 10);
if (isNaN(num)) return null;
return this.foldersMapper.getByNumber(sender, num);
}
private formatSize(bytes: number): string {
if (bytes === 0) return '0 B';
const k = 1024;
const sizes = ['B', 'KB', 'MB', 'GB'];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i];
}
}