using System.Windows;
using Xunit;

namespace ytLive.Tests;

/// <summary>
/// The Rename Recording modal (the creator-reported dialog shown when a recording
/// is ended, so it can be saved under a readable name) cut off its file-name textbox
/// — and once the height was bumped 20% the Cancel/Save button row was revealed as
/// previously obscured too. Height raised 230 → 304 (+20% then another +10%); this
/// test renders the real dialog and asserts the textbox bottom edge AND the button
/// row sit inside the client area instead of clipping.
/// </summary>
[Collection("RealApp")]
public sealed class RenameRecordingDialogSizingTests
{
    private readonly RealAppHost _app;

    public RenameRecordingDialogSizingTests(RealAppHost app) => _app = app;

    [Fact]
    public void DialogHeight_CoversTextboxAndButtonRow_WithoutClipping()
    {
        _app.Run(Run);
    }

    private void Run()
    {
        var dialog = new RenameRecordingDialog("rec-2026-09-18");
        try
        {
            Assert.Equal(304, dialog.Height);

            dialog.Show();
            dialog.UpdateLayout();

            var box = dialog.NameBox;
            Assert.True(box.ActualWidth > 0, "file-name textbox must have a real layout");
            var client = (FrameworkElement)dialog.Content;
            var boxBottom = box.TransformToAncestor(client)
                .TransformBounds(new Rect(box.RenderSize)).Bottom;
            Assert.True(boxBottom <= client.ActualHeight,
                $"textbox bottom ({boxBottom:0.##}) must sit inside the client area " +
                $"({client.ActualHeight:0.##}) — the dialog is clipping the name box");

            var save = (FrameworkElement)client.FindName("SaveRecordingButton")!;
            var saveBottom = save.TransformToAncestor(client)
                .TransformBounds(new Rect(save.RenderSize)).Bottom;
            Assert.True(saveBottom <= client.ActualHeight,
                $"Save button bottom ({saveBottom:0.##}) must sit inside the client area " +
                $"({client.ActualHeight:0.##}) — the button row is obscured");
        }
        finally
        {
            dialog.Close();
        }
    }
}