import { describe, expect, it, vi } from "vitest";
import { createSignedCreateMessageRequest } from "./monitor.test-fixtures.js";
import { startWebhookServer } from "./monitor.test-harness.js";
import type { NextcloudTalkInboundMessage } from "./types.js";

describe("createNextcloudTalkWebhookServer replay handling", () => {
  it("acknowledges replayed requests and skips onMessage side effects", async () => {
    const seen = new Set<string>();
    const onMessage = vi.fn(async () => {});
    const shouldProcessMessage = vi.fn(async (message: NextcloudTalkInboundMessage) => {
      if (seen.has(message.messageId)) {
        return false;
      }
      seen.add(message.messageId);
      return true;
    });
    const harness = await startWebhookServer({
      path: "/nextcloud-replay",
      shouldProcessMessage,
      onMessage,
    });

    const { body, headers } = createSignedCreateMessageRequest();

    const first = await fetch(harness.webhookUrl, {
      method: "POST",
      headers,
      body,
    });
    const second = await fetch(harness.webhookUrl, {
      method: "POST",
      headers,
      body,
    });

    expect(first.status).toBe(200);
    expect(second.status).toBe(200);
    expect(shouldProcessMessage).toHaveBeenCalledTimes(2);
    expect(onMessage).toHaveBeenCalledTimes(1);
  });
});