import { describe, it, expect, beforeAll, afterAll } from "vitest";
import { startTestServer, createBoard, join, type TestServer } from "./helpers.js";

let server: TestServer;
beforeAll(async () => {
  server = await startTestServer();
});
afterAll(async () => {
  await server.close();
});

describe("Socket.IO — flujo de retro", () => {
  it("oculta las notas de otros hasta revelar", async () => {
    const board = await createBoard(server.url);
    const alice = await join(server.url, board.boardId, "alice", "Alice");
    const bob = await join(server.url, board.boardId, "bob", "Bob");
    const colId = alice.last!.columns[0].id;

    alice.emit("note:add", { columnId: colId, text: "secreto de Alice" });

    const bobState = await bob.waitFor((s) => s.notes.length === 1);
    expect(bobState.notes[0].text).toBe(""); // oculta para Bob
    expect(bobState.notes[0].authorName).toBe("Alice");

    const aliceState = await alice.waitFor((s) => s.notes.length === 1);
    expect(aliceState.notes[0].text).toBe("secreto de Alice"); // visible para la autora

    alice.close();
    bob.close();
  });

  it("revela las notas a todos cuando el moderador lo pide", async () => {
    const board = await createBoard(server.url);
    const alice = await join(server.url, board.boardId, "alice", "Alice");
    const bob = await join(server.url, board.boardId, "bob", "Bob");
    const colId = alice.last!.columns[0].id;

    alice.emit("note:add", { columnId: colId, text: "visible tras revelar" });
    await bob.waitFor((s) => s.notes.length === 1);

    // Bob (sin token) no puede revelar; Alice (moderadora) sí
    bob.emit("board:reveal", { revealed: true });
    alice.emit("board:reveal", { revealed: true, moderatorToken: board.moderatorToken });

    const revealed = await bob.waitFor((s) => s.revealed === true);
    expect(revealed.notes[0].text).toBe("visible tras revelar");

    alice.close();
    bob.close();
  });

  it("respeta el límite de votos por persona", async () => {
    const board = await createBoard(server.url, { votesPerUser: 2 });
    const alice = await join(server.url, board.boardId, "alice", "Alice");
    const colId = alice.last!.columns[0].id;

    for (const txt of ["a", "b", "c"]) alice.emit("note:add", { columnId: colId, text: txt });
    const withNotes = await alice.waitFor((s) => s.notes.length === 3);
    const ids = withNotes.notes.map((n) => n.id);
    const mine = (s: { votes: { participantId: string }[] }) =>
      s.votes.filter((v) => v.participantId === "alice").length;

    // vota las dos primeras (confirmando cada una)
    alice.emit("vote:toggle", { noteId: ids[0] });
    await alice.waitFor((s) => mine(s) === 1);
    alice.emit("vote:toggle", { noteId: ids[1] });
    await alice.waitFor((s) => mine(s) === 2);

    // el tercer voto se rechaza (cupo = 2)
    alice.emit("vote:toggle", { noteId: ids[2] });
    await new Promise((r) => setTimeout(r, 200));
    expect(mine(alice.last!)).toBe(2);

    // quitar un voto libera cupo
    alice.emit("vote:toggle", { noteId: ids[0] });
    const afterUnvote = await alice.waitFor((s) => mine(s) === 1);
    expect(afterUnvote.votes).toHaveLength(1);

    alice.close();
  });

  it("comparte el timer (endsAt) con todos los participantes", async () => {
    const board = await createBoard(server.url);
    const alice = await join(server.url, board.boardId, "alice", "Alice");
    const bob = await join(server.url, board.boardId, "bob", "Bob");

    alice.emit("timer:start", { seconds: 300, moderatorToken: board.moderatorToken });
    const bobState = await bob.waitFor((s) => s.timerRunning);
    expect(bobState.timerEndsAt).toBeTruthy();
    expect(new Date(bobState.timerEndsAt!).getTime()).toBeGreaterThan(Date.now());

    alice.close();
    bob.close();
  });

  it("crea action items visibles para todos", async () => {
    const board = await createBoard(server.url);
    const alice = await join(server.url, board.boardId, "alice", "Alice");
    const bob = await join(server.url, board.boardId, "bob", "Bob");

    alice.emit("actionitem:add", { text: "documentar el deploy" });
    const bobState = await bob.waitFor((s) => s.actionItems.length === 1);
    expect(bobState.actionItems[0].text).toBe("documentar el deploy");

    alice.close();
    bob.close();
  });
});