Method requestHistory

desktop/src/shared/api/relayClientSession.ts:233–260

(filter: RelaySubscriptionFilter)

  }

  private requestHistory(filter: RelaySubscriptionFilter) {
    return new Promise<RelayEvent[]>((resolve, reject) => {
      const subId = `history-${crypto.randomUUID()}`;
      const timeout = window.setTimeout(() => {
        this.subscriptions.delete(subId);
        void this.closeSubscription(subId);
        reject(new Error("Timed out while loading channel history."));
      }, 8_000);

      this.subscriptions.set(subId, {
        mode: "history",
        events: [],
        resolve,
        reject,
        timeout,
      });

      void this.sendRaw(["REQ", subId, filter]).catch((error) => {
        window.clearTimeout(timeout);
        this.subscriptions.delete(subId);
        reject(
          error instanceof Error
            ? error
            : new Error("Failed to request channel history."),
        );
      });
    });
  }

  async sendMessage(
    channelId: string,