// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

#nullable disable

using System.Drawing;
using Microsoft.DotNet.RemoteExecutor;
using Microsoft.Win32;

namespace System.Windows.Forms.Tests;

public class ProfessionalColorTableTests
{
    [WinFormsFact]
    public void ProfessionalColorTable_Ctor_Default()
    {
        ProfessionalColorTable table = new();
        Assert.False(table.UseSystemColors);
    }

    public static IEnumerable<object[]> Properties_TestData()
    {
        // Helper function to avoid casting.
        static Func<ProfessionalColorTable, T> I<T>(Func<ProfessionalColorTable, T> t) => t;

        yield return new object[] { I(t => t.ButtonCheckedGradientBegin) };
        yield return new object[] { I(t => t.ButtonCheckedGradientEnd) };
        yield return new object[] { I(t => t.ButtonCheckedGradientMiddle) };
        yield return new object[] { I(t => t.ButtonCheckedHighlight) };
        yield return new object[] { I(t => t.ButtonCheckedHighlightBorder) };
        yield return new object[] { I(t => t.ButtonPressedBorder) };
        yield return new object[] { I(t => t.ButtonPressedGradientBegin) };
        yield return new object[] { I(t => t.ButtonPressedGradientEnd) };
        yield return new object[] { I(t => t.ButtonPressedGradientMiddle) };
        yield return new object[] { I(t => t.ButtonPressedHighlight) };
        yield return new object[] { I(t => t.ButtonPressedHighlightBorder) };
        yield return new object[] { I(t => t.ButtonSelectedBorder) };
        yield return new object[] { I(t => t.ButtonSelectedGradientBegin) };
        yield return new object[] { I(t => t.ButtonSelectedGradientEnd) };
        yield return new object[] { I(t => t.ButtonSelectedGradientMiddle) };
        yield return new object[] { I(t => t.ButtonSelectedHighlight) };
        yield return new object[] { I(t => t.ButtonSelectedHighlightBorder) };
        yield return new object[] { I(t => t.CheckBackground) };
        yield return new object[] { I(t => t.CheckPressedBackground) };
        yield return new object[] { I(t => t.CheckSelectedBackground) };
        yield return new object[] { I(t => t.GripDark) };
        yield return new object[] { I(t => t.GripLight) };
        yield return new object[] { I(t => t.ImageMarginGradientBegin) };
        yield return new object[] { I(t => t.ImageMarginGradientMiddle) };
        yield return new object[] { I(t => t.ImageMarginRevealedGradientBegin) };
        yield return new object[] { I(t => t.ImageMarginRevealedGradientEnd) };
        yield return new object[] { I(t => t.ImageMarginRevealedGradientMiddle) };
        yield return new object[] { I(t => t.MenuBorder) };
        yield return new object[] { I(t => t.MenuItemBorder) };
        yield return new object[] { I(t => t.MenuItemPressedGradientBegin) };
        yield return new object[] { I(t => t.MenuItemPressedGradientEnd) };
        yield return new object[] { I(t => t.MenuItemPressedGradientMiddle) };
        yield return new object[] { I(t => t.MenuItemSelected) };
        yield return new object[] { I(t => t.MenuItemSelectedGradientBegin) };
        yield return new object[] { I(t => t.MenuItemSelectedGradientEnd) };
        yield return new object[] { I(t => t.MenuStripGradientBegin) };
        yield return new object[] { I(t => t.MenuStripGradientEnd) };
        yield return new object[] { I(t => t.OverflowButtonGradientBegin) };
        yield return new object[] { I(t => t.OverflowButtonGradientEnd) };
        yield return new object[] { I(t => t.OverflowButtonGradientMiddle) };
        yield return new object[] { I(t => t.RaftingContainerGradientBegin) };
        yield return new object[] { I(t => t.RaftingContainerGradientEnd) };
        yield return new object[] { I(t => t.SeparatorDark) };
        yield return new object[] { I(t => t.SeparatorLight) };
        yield return new object[] { I(t => t.StatusStripGradientBegin) };
        yield return new object[] { I(t => t.StatusStripGradientEnd) };
        yield return new object[] { I(t => t.ToolStripBorder) };
        yield return new object[] { I(t => t.ToolStripContentPanelGradientBegin) };
        yield return new object[] { I(t => t.ToolStripContentPanelGradientEnd) };
        yield return new object[] { I(t => t.ToolStripDropDownBackground) };
        yield return new object[] { I(t => t.ToolStripGradientBegin) };
        yield return new object[] { I(t => t.ToolStripGradientEnd) };
        yield return new object[] { I(t => t.ToolStripGradientMiddle) };
        yield return new object[] { I(t => t.ToolStripPanelGradientBegin) };
        yield return new object[] { I(t => t.ToolStripPanelGradientEnd) };
    }

    [WinFormsTheory]
    [MemberData(nameof(Properties_TestData))]
    public void ProfessionalColorTable_Properties_Get_ReturnsExpected(Func<ProfessionalColorTable, Color> factory)
    {
        ProfessionalColorTable table = new();
        Color result = factory(table);
        Assert.Equal(result, factory(table));
    }

    [WinFormsTheory]
    [MemberData(nameof(Properties_TestData))]
    public void ProfessionalColorTable_Properties_GetUseSystemColors_ReturnsExpected(Func<ProfessionalColorTable, Color> factory)
    {
        ProfessionalColorTable table = new()
        {
            UseSystemColors = true
        };
        Color result = factory(table);
        Assert.Equal(result, factory(table));
    }

    [WinFormsTheory]
    [MemberData(nameof(Properties_TestData))]
    public void ProfessionalColorTable_Properties_GetToolStripManagerVisualStylesEnabled_ReturnsExpected(Func<ProfessionalColorTable, Color> factory)
    {
        bool oldValue = ToolStripManager.VisualStylesEnabled;
        try
        {
            ToolStripManager.VisualStylesEnabled = true;

            ProfessionalColorTable table = new();
            Color result = factory(table);
            Assert.Equal(result, factory(table));
        }
        finally
        {
            ToolStripManager.VisualStylesEnabled = oldValue;
        }
    }

    [WinFormsTheory]
    [BoolData]
    public void ProfessionalColorTable_ImageMarginGradientEnd_Get_ReturnsExpected(bool useSystemColors)
    {
        ProfessionalColorTable table = new()
        {
            UseSystemColors = useSystemColors
        };
        Assert.NotEqual(table.ImageMarginGradientEnd, table.ImageMarginGradientEnd);
    }

    [WinFormsTheory]
    [BoolData]
    public void ProfessionalColorTable_UseSystemColors_Set_GetReturnsExpected(bool value)
    {
        ProfessionalColorTable table = new()
        {
            UseSystemColors = value
        };
        Assert.Equal(value, table.UseSystemColors);

        // Set same.
        table.UseSystemColors = value;
        Assert.Equal(value, table.UseSystemColors);

        // Set different.
        table.UseSystemColors = !value;
        Assert.Equal(!value, table.UseSystemColors);
    }

    [WinFormsTheory]
    [BoolData]
    public void ProfessionalColorTable_UseSystemColors_SetWithKnownColor_GetReturnsExpected(bool value)
    {
        ProfessionalColorTable table = new()
        {
            UseSystemColors = !value
        };
        Color result = table.ButtonCheckedGradientBegin;
        Assert.Equal(result, table.ButtonCheckedGradientBegin);

        table.UseSystemColors = value;
        Assert.Equal(value, table.UseSystemColors);

        // Set same.
        table.UseSystemColors = value;
        Assert.Equal(value, table.UseSystemColors);

        // Set different.
        table.UseSystemColors = !value;
        Assert.Equal(!value, table.UseSystemColors);
    }

    [WinFormsTheory(Skip = "Deadlocks under x86, see: https://github.com/dotnet/winforms/issues/3254, RemoteExecute crash with AbandonedMutexException,see: https://github.com/dotnet/arcade/issues/5325")]
    [ActiveIssue("https://github.com/dotnet/winforms/issues/3254")]
    [ActiveIssue("https://github.com/dotnet/arcade/issues/5325")]
    [InlineData(UserPreferenceCategory.Color)]
    [InlineData(UserPreferenceCategory.Accessibility)]
    [InlineData(UserPreferenceCategory.Desktop)]
    [InlineData(UserPreferenceCategory.Icon)]
    [InlineData(UserPreferenceCategory.Mouse)]
    [InlineData(UserPreferenceCategory.Keyboard)]
    [InlineData(UserPreferenceCategory.Menu)]
    [InlineData(UserPreferenceCategory.Power)]
    [InlineData(UserPreferenceCategory.Screensaver)]
    [InlineData(UserPreferenceCategory.Window)]
    public void ProfessionalColorTable_ChangeUserPreferences_GetColor_ReturnsExpected(UserPreferenceCategory category)
    {
        using RemoteInvokeHandle invokerHandle = RemoteExecutor.Invoke(() =>
        {
            // Simulate a SystemEvents.UserPreferenceChanged event.
            ProfessionalColorTable table = new();
            Color color = table.ButtonSelectedHighlight;
            SystemEventsHelper.SendMessageOnUserPreferenceChanged(category);
            Assert.Equal(color, table.ButtonSelectedHighlight);
        });

        // verify the remote process succeeded
        Assert.Equal(RemoteExecutor.SuccessExitCode, invokerHandle.ExitCode);
    }
}
