// apps/web/e2e/fixtures/auth.fixture.ts
import { test as base, type Page } from '@playwright/test';
import { ApiClient } from './api-client';

const API_BASE = process.env.E2E_API_URL || 'http://localhost:3000/api/v1';

type E2eFixtures = {
  api: ApiClient;
  authenticatedPage: Page;
};

let loginPromise: Promise<{ access_token: string; refresh_token: string; user: object }> | null = null;

function login() {
  if (!loginPromise) {
    loginPromise = (async () => {
      for (let attempt = 0; attempt < 3; attempt++) {
        try {
          const res = await fetch(`${API_BASE}/auth/login`, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({
              username: process.env.E2E_ADMIN_USER || 'admin',
              password: process.env.E2E_ADMIN_PASS || 'Admin@2026',
            }),
          });
          const json = await res.json();
          if (json.success) return json.data;
        } catch { /* retry */ }
        await new Promise((r) => setTimeout(r, 500 * (attempt + 1)));
      }
      throw new Error('Login failed after 3 attempts');
    })();
  }
  return loginPromise;
}

export const test = base.extend<E2eFixtures>({
  api: async ({}, use) => {
    const client = new ApiClient();
    await client.loginAsAdmin();
    await use(client);
  },

  authenticatedPage: async ({ page }, use) => {
    const { access_token, refresh_token, user } = await login();
    await page.addInitScript((args) => {
      localStorage.setItem('access_token', args.token);
      localStorage.setItem('refresh_token', args.refresh);
      localStorage.setItem('user', JSON.stringify(args.userData));
    }, { token: access_token, refresh: refresh_token, userData: user });
    await use(page);
  },

  page: async ({ page }, use) => {
    const { access_token, refresh_token, user } = await login();
    await page.addInitScript((args) => {
      localStorage.setItem('access_token', args.token);
      localStorage.setItem('refresh_token', args.refresh);
      localStorage.setItem('user', JSON.stringify(args.userData));
    }, { token: access_token, refresh: refresh_token, userData: user });
    await use(page);
  },
});

export { expect } from '@playwright/test';