import { describe, it, expect } from "vitest";
import { GET, POST } from "./route";
import { prisma } from "@/lib/db";

function post(action: string) {
  return new Request("http://localhost/api/floor", {
    method: "POST",
    headers: { "content-type": "application/json" },
    body: JSON.stringify({ action }),
  });
}

async function flag(key: string) {
  return (await prisma.config.findUnique({ where: { key } }))?.value ?? null;
}

async function queuedRequest(album: string, state = "requested") {
  return prisma.request.create({
    data: { artist: "A", album, status: "pending", job: { create: { state: state as never } } },
    include: { job: true },
  });
}

describe("floor API", () => {
  it("GET reports paused=false by default", async () => {
    const res = await GET();
    expect(await res.json()).toEqual({ paused: false });
  });

  it("pause and resume toggle floor.paused", async () => {
    await POST(post("pause"));
    expect(await flag("floor.paused")).toBe("true");
    const paused = await (await GET()).json();
    expect(paused).toEqual({ paused: true });

    await POST(post("resume"));
    expect(await flag("floor.paused")).toBe("false");
  });

  it("stop sets both paused and killRequested", async () => {
    const res = await POST(post("stop"));
    expect(res.status).toBe(200);
    expect(await flag("floor.paused")).toBe("true");
    expect(await flag("floor.killRequested")).toBe("true");
  });

  it("clear deletes only queued (requested) requests", async () => {
    const queued = await queuedRequest("Queued");
    const active = await queuedRequest("Downloading", "downloading");

    const res = await POST(post("clear"));
    const body = await res.json();
    expect(body.cleared).toBe(1);

    expect(await prisma.request.findUnique({ where: { id: queued.id } })).toBeNull();
    expect(await prisma.request.findUnique({ where: { id: active.id } })).not.toBeNull();
  });

  it("rejects an unknown action", async () => {
    const res = await POST(post("nope"));
    expect(res.status).toBe(400);
  });
});