using Shouldly;
using Xunit;

namespace ZB.MOM.WW.OtOpcUa.AdminUI.Tests.Raw;

/// <summary>
///     Issue #604 source-scan guards (Razor has no bUnit): an <c>EditForm</c> with a validator but nothing
///     to show its messages is a silent no-op Save, the interactive pages' error boundary is pinned in PageErrorBoundaryTests, and the
///     API-key Delete must not fire straight from the row button.
/// </summary>
public sealed class AdminUiFormSweepGuardTests
{
    /// <summary>EditForm pages whose validation messages are rendered by a child/section component.</summary>
    private static readonly HashSet<string> AllowList = new(StringComparer.Ordinal);

    [Fact]
    public void Every_razor_with_an_EditForm_and_a_DataAnnotationsValidator_renders_validation_messages()
    {
        var offenders = new List<string>();
        foreach (var file in Directory.EnumerateFiles(ComponentsDir(), "*.razor", SearchOption.AllDirectories))
        {
            var text = File.ReadAllText(file);
            if (!text.Contains("<EditForm") || !text.Contains("<DataAnnotationsValidator")) { continue; }
            if (text.Contains("<ValidationSummary") || text.Contains("<ValidationMessage")) { continue; }
            var name = Path.GetRelativePath(ComponentsDir(), file).Replace('\\', '/');
            if (!AllowList.Contains(name)) { offenders.Add(name); }
        }

        offenders.ShouldBeEmpty("these forms validate but never show a message: " + string.Join(", ", offenders));
    }

    [Fact]
    public void ApiKeys_delete_button_goes_through_the_confirm_dialog()
    {
        var text = File.ReadAllText(Path.Combine(ComponentsDir(), "Pages", "ApiKeys.razor"));
        text.ShouldContain("<RawConfirmDialog");
        text.ShouldNotContain("DeleteAsync(k.ApiKeyId)");
    }

    private static string ComponentsDir()
    {
        var dir = new DirectoryInfo(AppContext.BaseDirectory);
        while (dir is not null)
        {
            var candidate = Path.Combine(dir.FullName, "src", "Server", "ZB.MOM.WW.OtOpcUa.AdminUI", "Components");
            if (Directory.Exists(candidate)) { return candidate; }
            dir = dir.Parent;
        }
        throw new DirectoryNotFoundException("AdminUI Components directory not found above the test binaries.");
    }
}