Function downloadEntityAvatar

quote/quote.ts:559–579

(client: any, entity: any)

async function forwardedSource(msg: Api.Message): Promise<{ peer?: any; entity?: any; name?: string; anonymous: boolean } | undefined> {
  const fwd: any = (msg as any).fwdFrom || (msg as any).fwd_from;
  if (!fwd) return undefined;

  const client: any = (msg as any).client;
  const peer = fwdPeer(fwd);
  const headerName = fwdHeaderName(fwd);

  if (peer) {
    const rawEntity = await getPeerEntity(client, peer);
    const entity = await ensureFullEntity(client, rawEntity);
    return { peer, entity, name: displayName(entity) || headerName || "Forwarded", anonymous: !entity && !!headerName };
  }

  if (headerName) return { name: headerName, anonymous: true };
  return { anonymous: true };
}

function stableEntityKey(entity: any): string | undefined {
  const raw = entity?.id ?? entity?.userId ?? entity?.channelId ?? entity?.chatId ?? entity?.accessHash ?? entity;
  if (!raw) return undefined;
  try { return typeof raw === "bigint" ? raw.toString() : JSON.stringify(raw, (_, v) => typeof v === "bigint" ? v.toString() : v); } catch (_) { return String(raw); }
}

async function getPeerEntity(client: any, peer: any): Promise<any | undefined> {
  if (!client || !peer) return undefined;