using OneClickRun.Helpers;
using OneClickRun.Models;
using Xunit;

namespace OneClickRun.Tests;

public class HotkeyFormatTests
{
    [Theory]
    [InlineData("Ctrl+Alt+Space")]
    [InlineData("Ctrl+Shift+F8")]
    [InlineData("Win+D")]
    [InlineData("F8")]
    [InlineData("Alt+F4")]
    public void FormatAndParseRoundTrip(string text)
    {
        var binding = HotkeyFormat.TryParse(text);
        Assert.NotNull(binding);
        Assert.Equal(text, HotkeyFormat.Format(binding));
    }

    [Fact]
    public void ModifierOrderIsCanonical()
    {
        var binding = new HotkeyBinding { Modifiers = { "Alt", "Ctrl", "Shift" }, Key = "Space" };
        Assert.Equal("Ctrl+Alt+Shift+Space", HotkeyFormat.Format(binding));
    }

    [Fact]
    public void ParseRejectsInvalidInput()
    {
        Assert.Null(HotkeyFormat.TryParse("Ctrl"));      // 缺少主键
        Assert.Null(HotkeyFormat.TryParse("Ctrl+Xxx"));  // 非法键名
        Assert.Null(HotkeyFormat.TryParse("Bla+Space")); // 非法修饰键
    }

    [Fact]
    public void EmptyInputReturnsInvalidBinding()
    {
        var binding = HotkeyFormat.TryParse("   ");
        Assert.NotNull(binding);
        Assert.False(binding.IsValid);
        Assert.Equal(string.Empty, HotkeyFormat.Format(binding));
    }

    [Fact]
    public void VirtualKeyMapping()
    {
        Assert.Equal(0x20, HotkeyFormat.VirtualKeyOf("Space")); // VK_SPACE
        Assert.Equal(0x74, HotkeyFormat.VirtualKeyOf("F5"));    // VK_F5
    }
}