import { describe, it, expect, vi, beforeEach } from "vitest";
import { createRequest, createRouteContext } from "@/__tests__/helpers/api-test-utils";
import { TEST_ROOM_DATA } from "@/__tests__/helpers/fixtures";

vi.mock("@/lib/prisma", () => ({ prisma: {} }));

vi.mock("@/lib/roomRepository", () => ({
  atomicUpdateRoom: vi.fn(),
}));

vi.mock("@/lib/roomEvents", () => ({
  notify: vi.fn(),
}));

import { POST } from "./route";
import { atomicUpdateRoom } from "@/lib/roomRepository";

const mockAtomicUpdate = vi.mocked(atomicUpdateRoom);

beforeEach(() => {
  vi.clearAllMocks();
});

describe("POST /api/room/[id]/manage", () => {
  it("locks the room", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      const result = updater(data);
      expect(result.locked).toBe(true);
      return result;
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "lock" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(200);
  });

  it("unlocks the room", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      data.locked = true;
      const result = updater(data);
      expect(result.locked).toBe(false);
      return result;
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "unlock" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(200);
  });

  it("kicks a user", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      const result = updater(data);
      expect(result.users).not.toContain("user-2");
      expect(result.kickedUsers).toContain("user-2");
      return result;
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "kick", targetUserId: "user-2" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(200);
  });

  it("prevents kicking yourself", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      return updater(data);
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "kick", targetUserId: "user-1" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(400);
  });

  it("ends voting by setting all swipeCounts to total", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      const result = updater(data);
      expect(result.swipeCounts["user-1"]).toBe(3);
      expect(result.swipeCounts["user-2"]).toBe(3);
      return result;
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "end_voting" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(200);
  });

  it("returns 403 when not the creator", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      data.creatorId = "other-user";
      return updater(data);
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "lock" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(403);
  });

  it("returns 400 for unknown action", async () => {
    mockAtomicUpdate.mockImplementation(async (_id, updater) => {
      const data = structuredClone(TEST_ROOM_DATA);
      return updater(data);
    });

    const req = createRequest("/api/room/ROOM01/manage", {
      method: "POST",
      body: { userId: "user-1", action: "unknown" },
    });
    const ctx = createRouteContext({ id: "ROOM01" });
    const res = await POST(req, ctx);
    expect(res.status).toBe(400);
  });
});