import { describe, it, expect, beforeAll, afterAll } from "vitest";
import Fastify from "fastify";
import cookie from "@fastify/cookie";
import rateLimit from "@fastify/rate-limit";
import jwt from "jsonwebtoken";
import prisma from "../config/database";
import { config } from "../config/env";
import { securityHeaders } from "../middleware/security";
import warehouseRoutes from "../routes/admin/warehouse";

/**
 * Pinning tests for the verified-adjacent audit finding: GET /items ignores
 * the client `sort` param (the WarehouseItems page sends one — default
 * item_number) and hardcodes `orderBy: { name: "asc" }` with no `{ id }`
 * tiebreak.
 */

const N = "wh_itemsort_";

let app: ReturnType<typeof Fastify>;
let adminToken: string;
// Names sort A→B, item numbers sort the OPPOSITE way, so honoring the sort
// param produces a different first row than the hardcoded name ordering.
let itemAId: number; // name "...a_name", item_number "...Z2"
let itemBId: number; // name "...b_name", item_number "...A1"

async function cleanup() {
  await prisma.sklad_items.deleteMany({ where: { name: { contains: N } } });
}

beforeAll(async () => {
  await cleanup();

  app = Fastify({ logger: false });
  await app.register(cookie);
  await app.register(rateLimit, { max: 1000, timeWindow: "1 minute" });
  app.addHook("onRequest", securityHeaders);
  await app.register(warehouseRoutes, { prefix: "/api/admin/warehouse" });

  const admin = await prisma.users.findFirst({
    where: { roles: { name: "admin" } },
  });
  if (!admin) throw new Error("Test setup: admin user not found");
  adminToken = jwt.sign(
    { sub: admin.id, username: admin.username, role: "admin" },
    config.jwt.secret,
    { expiresIn: "15m" },
  );

  const itemA = await prisma.sklad_items.create({
    data: { name: `${N}a_name`, item_number: `${N}Z2`, unit: "ks" },
  });
  itemAId = itemA.id;
  const itemB = await prisma.sklad_items.create({
    data: { name: `${N}b_name`, item_number: `${N}A1`, unit: "ks" },
  });
  itemBId = itemB.id;
});

afterAll(async () => {
  if (app) await app.close();
  await cleanup();
  await prisma.$disconnect();
});

describe("GET /warehouse/items sort param", () => {
  it("honors sort=item_number (asc puts the A1 item first)", async () => {
    const res = await app.inject({
      method: "GET",
      url: `/api/admin/warehouse/items?search=${N}&sort=item_number&order=asc`,
      headers: { Authorization: `Bearer ${adminToken}` },
    });
    expect(res.statusCode).toBe(200);
    const ids = (res.json().data as Array<{ id: number }>).map((r) => r.id);
    expect(ids).toEqual([itemBId, itemAId]);
  });

  it("defaults to name ordering when no sort is given", async () => {
    const res = await app.inject({
      method: "GET",
      url: `/api/admin/warehouse/items?search=${N}`,
      headers: { Authorization: `Bearer ${adminToken}` },
    });
    expect(res.statusCode).toBe(200);
    const ids = (res.json().data as Array<{ id: number }>).map((r) => r.id);
    expect(ids).toEqual([itemAId, itemBId]);
  });

  it("ignores a non-allow-listed sort field (no 500)", async () => {
    const res = await app.inject({
      method: "GET",
      url: `/api/admin/warehouse/items?search=${N}&sort=total_quantity`,
      headers: { Authorization: `Bearer ${adminToken}` },
    });
    expect(res.statusCode).toBe(200);
  });
});