Function isTgsFormat

yvlu/yvlu.ts:62–66

(buffer: Buffer)

    return String(raw);
  }
}

async function downloadEntityAvatar(client: any, entity: any): Promise<Buffer | undefined> {
  if (!client || !entity) return undefined;
  const key = stableEntityKey(entity);
  if (key && avatarCache.has(key)) return avatarCache.get(key);

  // Resolve a full entity with photo + accessHash. getSender() may return a