// spec: specs/gymflow-test-plan.md
// seed: tests/core-auth.spec.ts

import { test, expect } from '@playwright/test';

test.describe('I. Core & Authentication', () => {
  test('A. Login - Successful Authentication', async ({ page }) => {
    // 1. Navigate to the login page (http://localhost:3000/).
    await page.goto('http://localhost:3000/');

    // 2. Enter a valid email in the email field.
    await page.locator('input[type="email"]').fill('admin@gymflow.ai');

    // 3. Enter a valid password in the password field.
    await page.locator('input[type="password"]').fill('admin123');

    // 4. Click the 'Login' button.
    await page.getByRole('button', { name: 'Login' }).click();

    // Wait for navigation to complete
    await page.waitForURL('http://localhost:3000/tracker');
    await page.waitForLoadState('networkidle');

    // Expected Results:
    //   - User is redirected to the main application dashboard (e.g., Tracker view).
    //   - We verify this by checking for the presence of the navigation bar with 'Tracker' button.
    await expect(page.getByRole('button', { name: 'Tracker' })).toBeVisible();
    //   - No error messages are displayed.
    await expect(page.locator('text=Invalid credentials')).not.toBeVisible();
  });
});