using AmiReel.Models;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace AmiReel.Tests.Models;

[TestClass]
public class ShortWizardTests
{
    [TestMethod]
    public void StepsFor_BrandStyle_IncludesEffectSettingsPage()
    {
        // Act
        IReadOnlyList<ShortWizardStep> steps = ShortWizard.StepsFor(ShortStyle.Brand);

        // Assert
        CollectionAssert.AreEqual(
            new[]
            {
                ShortWizardStep.Clip,
                ShortWizardStep.Effect,
                ShortWizardStep.StyleOptions,
                ShortWizardStep.Titles,
                ShortWizardStep.Encode,
            },
            steps.ToArray());
    }

    [TestMethod]
    public void StepsFor_VideoStyle_IncludesEffectSettingsPage()
    {
        // Act
        IReadOnlyList<ShortWizardStep> steps = ShortWizard.StepsFor(ShortStyle.Video);

        // Assert
        Assert.IsTrue(steps.Contains(ShortWizardStep.StyleOptions));
        Assert.AreEqual(5, steps.Count);
    }

    [TestMethod]
    public void StepsFor_CropStyle_SkipsEffectSettingsPage()
    {
        // Act
        IReadOnlyList<ShortWizardStep> steps = ShortWizard.StepsFor(ShortStyle.Crop);

        // Assert
        CollectionAssert.AreEqual(
            new[]
            {
                ShortWizardStep.Clip,
                ShortWizardStep.Effect,
                ShortWizardStep.Titles,
                ShortWizardStep.Encode,
            },
            steps.ToArray());
    }

    [TestMethod]
    public void NeedsStyleOptions_OnlyBrandAndVideo_ReturnsTrue()
    {
        // Assert
        Assert.IsTrue(ShortWizard.NeedsStyleOptions(ShortStyle.Brand));
        Assert.IsTrue(ShortWizard.NeedsStyleOptions(ShortStyle.Video));
        Assert.IsFalse(ShortWizard.NeedsStyleOptions(ShortStyle.Pixel));
        Assert.IsFalse(ShortWizard.NeedsStyleOptions(ShortStyle.Spectrum));
    }

    [TestMethod]
    public void Description_ForEveryStyle_IsNonEmpty()
    {
        foreach (ShortStyle style in Enum.GetValues<ShortStyle>())
        {
            // Act
            string description = ShortWizard.Description(style);

            // Assert
            Assert.IsFalse(string.IsNullOrWhiteSpace(description), $"{style} is missing a description.");
        }
    }

    [TestMethod]
    public void Title_ForEveryStep_IsNonEmpty()
    {
        foreach (ShortWizardStep step in Enum.GetValues<ShortWizardStep>())
        {
            // Act
            string title = ShortWizard.Title(step);

            // Assert
            Assert.IsFalse(string.IsNullOrWhiteSpace(title), $"{step} is missing a title.");
        }
    }
}