import { describe, expect, test } from "bun:test";
import { isSseTopic, sse } from "@/lib/realtime/sse";

describe("leaderboard SSE contract", () => {
  test("registers the public leaderboards topic", () => {
    expect(isSseTopic("leaderboards")).toBeTrue();
    expect(sse.leaderboards.adminOnly).toBeFalse();
  });

  test("accepts only the minimal XP envelope", () => {
    expect(sse.leaderboards.parseRedisMessage(
      JSON.stringify({ event: "xp", data: {} }),
    )).toEqual({ event: "xp", data: {} });

    expect(sse.leaderboards.parseRedisMessage(
      JSON.stringify({ event: "xp", data: { userId: "1" } }),
    )).toBeNull();
    expect(sse.leaderboards.parseRedisMessage(
      JSON.stringify({ event: "xp", data: {}, extra: true }),
    )).toBeNull();
  });

  test("validates VC channel IDs and rejects malformed messages", () => {
    expect(sse.leaderboards.parseRedisMessage(
      JSON.stringify({ event: "vc", data: { channelId: "1234567890" } }),
    )).toEqual({
      event: "vc",
      data: { channelId: "1234567890" },
    });

    expect(sse.leaderboards.parseRedisMessage(
      JSON.stringify({ event: "vc", data: { channelId: "voice-one" } }),
    )).toBeNull();
    expect(sse.leaderboards.parseRedisMessage("{")).toBeNull();
    expect(sse.leaderboards.parseRedisMessage(
      JSON.stringify({ event: "unknown", data: {} }),
    )).toBeNull();
  });
});