using Avalonia.Controls;
using Avalonia.Headless.XUnit;
using Avalonia.VisualTree;
using JdeScoping.ConfigManager.Views.Dialogs;

namespace JdeScoping.ConfigManager.Tests.Views.Dialogs;

/// <summary>
/// UI tests for dialog views.
/// </summary>
public class DialogViewTests
{
    /// <summary>
    /// Verifies that NewStoreDialog renders with the expected input fields.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_RendersInputFields()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert - NewStoreDialog contains TextBoxes for store path and key file path
        var textBoxes = dialog.GetVisualDescendants().OfType<TextBox>().ToList();
        textBoxes.Count.ShouldBeGreaterThanOrEqualTo(2); // Store path and Key file path

        // Verify section headers
        var textBlocks = dialog.GetVisualDescendants().OfType<TextBlock>().ToList();
        textBlocks.Any(tb => tb.Text == "Store Location").ShouldBeTrue();
        textBlocks.Any(tb => tb.Text == "Key File").ShouldBeTrue();
    }

    /// <summary>
    /// Verifies that NewStoreDialog has Browse and Generate buttons for key file.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_HasBrowseAndGenerateButtons()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert
        var buttons = dialog.GetVisualDescendants().OfType<Button>().ToList();

        var buttonContents = buttons.Select(b => b.Content?.ToString()).ToList();
        buttonContents.ShouldContain("Browse...");
        buttonContents.ShouldContain("Generate");
    }

    /// <summary>
    /// Verifies that NewStoreDialog has Create and Cancel buttons.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_HasCreateAndCancelButtons()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert
        var buttons = dialog.GetVisualDescendants().OfType<Button>().ToList();

        var buttonContents = buttons.Select(b => b.Content?.ToString()).ToList();
        buttonContents.ShouldContain("Create");
        buttonContents.ShouldContain("Cancel");
    }

    /// <summary>
    /// Verifies that NewStoreDialog has the correct title.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_HasCorrectTitle()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert
        dialog.Title.ShouldBe("Create New Secure Store");
    }

    /// <summary>
    /// Verifies that NewStoreDialog has the expected size constraints.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_HasExpectedSize()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert - Width=550, Height=350, MinWidth=450, MinHeight=300
        dialog.Width.ShouldBe(550);
        dialog.Height.ShouldBe(350);
        dialog.MinWidth.ShouldBe(450);
        dialog.MinHeight.ShouldBe(300);
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog renders with key file input field.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_RendersKeyFileField()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert - UnlockStoreDialog contains TextBoxes for store path (read-only) and key file path
        var textBoxes = dialog.GetVisualDescendants().OfType<TextBox>().ToList();
        textBoxes.Count.ShouldBeGreaterThanOrEqualTo(2); // Store path and Key file path

        // Verify section headers
        var textBlocks = dialog.GetVisualDescendants().OfType<TextBlock>().ToList();
        textBlocks.Any(tb => tb.Text == "Store File").ShouldBeTrue();
        textBlocks.Any(tb => tb.Text == "Key File").ShouldBeTrue();
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog has a Browse button for key file.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_HasBrowseButton()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert
        var buttons = dialog.GetVisualDescendants().OfType<Button>().ToList();

        var buttonContents = buttons.Select(b => b.Content?.ToString()).ToList();
        buttonContents.ShouldContain("Browse...");
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog has Unlock and Cancel buttons.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_HasUnlockAndCancelButtons()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert
        var buttons = dialog.GetVisualDescendants().OfType<Button>().ToList();

        var buttonContents = buttons.Select(b => b.Content?.ToString()).ToList();
        buttonContents.ShouldContain("Unlock");
        buttonContents.ShouldContain("Cancel");
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog has the correct title.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_HasCorrectTitle()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert
        dialog.Title.ShouldBe("Unlock Secure Store");
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog has the expected size constraints.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_HasExpectedSize()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert - Width=500, Height=320, MinWidth=400, MinHeight=280
        dialog.Width.ShouldBe(500);
        dialog.Height.ShouldBe(320);
        dialog.MinWidth.ShouldBe(400);
        dialog.MinHeight.ShouldBe(280);
    }

    /// <summary>
    /// Verifies that NewStoreDialog is not resizable.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_IsNotResizable()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert
        dialog.CanResize.ShouldBeFalse();
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog is not resizable.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_IsNotResizable()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert
        dialog.CanResize.ShouldBeFalse();
    }

    /// <summary>
    /// Verifies that NewStoreDialog contains a ScrollViewer.
    /// </summary>
    [AvaloniaFact]
    public void NewStoreDialogView_ContainsScrollViewer()
    {
        // Arrange & Act
        var dialog = new NewStoreDialog();
        dialog.Show();

        // Assert
        var scrollViewer = dialog.FindDescendantOfType<ScrollViewer>();
        scrollViewer.ShouldNotBeNull();
    }

    /// <summary>
    /// Verifies that UnlockStoreDialog contains a ScrollViewer.
    /// </summary>
    [AvaloniaFact]
    public void UnlockStoreDialogView_ContainsScrollViewer()
    {
        // Arrange & Act
        var dialog = new UnlockStoreDialog();
        dialog.Show();

        // Assert
        var scrollViewer = dialog.FindDescendantOfType<ScrollViewer>();
        scrollViewer.ShouldNotBeNull();
    }
}