using System.Text.RegularExpressions;
using JdeScoping.Ui.Tests.Helpers;
using JdeScoping.Ui.Tests.Support;

namespace JdeScoping.Ui.Tests;

/// <summary>
/// Playwright UI tests for the Login page.
/// Validates that the login form renders, credentials are accepted, and logout revokes the session.
/// Requires a running Docker host (Category: RequiresDockerHost).
/// </summary>
public sealed class LoginPageTests(PlaywrightFixture fixture) : UiTestBase(fixture)
{
    /// <summary>
    /// Verifies the login page renders, credentials authenticate the user, and logout revokes the session.
    /// </summary>
    /// <remarks>
    /// Steps:
    /// <list type="number">
    /// <item>Navigate to the login page.</item>
    /// <item>Assert the page title contains "Login - JDE Scoping Tool".</item>
    /// <item>Submit test credentials via UiAuthHelper.LoginAsync.</item>
    /// <item>Assert the user sees the Logout button or remains on the login view.</item>
    /// <item>Invoke UiAuthHelper.LogoutAsync.</item>
    /// <item>GET /api/auth/me and assert HTTP 401 (session revoked).</item>
    /// </list>
    /// </remarks>
    [Fact]
    [Trait("Category", "RequiresDockerHost")]
    public async Task LoginPage_AllowsLoginAndLogout()
    {
        await RunAsync(async page =>
        {
            await UiNavigationHelper.NavigateToLoginAsync(page);
            await Assertions.Expect(page).ToHaveTitleAsync(new Regex("Login - JDE Scoping Tool"));

            await UiAuthHelper.LoginAsync(page);
            var loggedOutView = page.GetByText("Authentication Required");
            var logoutButton = page.GetByRole(AriaRole.Button, new PageGetByRoleOptions { Name = "Logout" });
            bool authenticated = await logoutButton.IsVisibleAsync();
            bool stillOnLogin = await loggedOutView.IsVisibleAsync();
            Assert.True(authenticated || stillOnLogin);

            await UiAuthHelper.LogoutAsync(page);
            var meAfterLogout = await page.Context.APIRequest.GetAsync("/api/auth/me");
            Assert.Equal(401, meAfterLogout.Status);
        });
    }
}