using System.Numerics;
using AcDream.App.UI.Layout;

namespace AcDream.App.Tests.UI.Layout;

public sealed class VividTargetIndicatorLayoutTests
{
    private static readonly (float Width, float Height)[] RetailCorners =
        [(12f, 12f), (12f, 12f), (12f, 12f), (12f, 12f)];

    [Fact]
    public void CornersSitOutsideSelectionSphereRectangle()
    {
        VividTargetLayout layout = VividTargetIndicatorController.ComputeLayout(
            new Vector2(100f, 80f),
            new Vector2(180f, 200f),
            new Vector2(800f, 600f),
            RetailCorners);

        Assert.Equal(new Vector2(88f, 68f), layout.RootPosition);
        Assert.Equal(new Vector2(104f, 144f), layout.RootSize);
        Assert.Equal(Vector2.Zero, layout.CornerPositions[0]);
        Assert.Equal(new Vector2(92f, 0f), layout.CornerPositions[1]);
        Assert.Equal(new Vector2(92f, 132f), layout.CornerPositions[2]);
        Assert.Equal(new Vector2(0f, 132f), layout.CornerPositions[3]);
    }

    [Fact]
    public void WholeIndicatorClampsToRetailEightPixelViewportMargin()
    {
        VividTargetLayout layout = VividTargetIndicatorController.ComputeLayout(
            new Vector2(2f, 3f),
            new Vector2(62f, 83f),
            new Vector2(200f, 150f),
            RetailCorners);

        Assert.Equal(new Vector2(8f, 8f), layout.RootPosition);
        Assert.Equal(new Vector2(66f, 87f), layout.RootSize);
    }
}