using BumpCombat.Defense.Comparison;
using BumpCombat.Enemies;
using NUnit.Framework;
using UnityEditor;
using UnityEngine;

namespace BumpCombat.Tests
{
    public sealed class Defense25DSkeletonCombatTests
    {
        [Test]
        public void SkeletonSlashUsesSourceBoxFootprintAndRejectsTargetsBehindOrigin()
        {
            Assert.That(Defense25DEnemy.SkeletonSlashIntersectsCircle(Vector2.zero, Vector2.right, 1f, .75f,
                new Vector2(.5f, .49f), .1f), Is.False,
                "A hurtbox beyond the authored half-width must not be hit.");
            Assert.That(Defense25DEnemy.SkeletonSlashIntersectsCircle(Vector2.zero, Vector2.right, 1f, .75f,
                new Vector2(.5f, .45f), .1f), Is.True,
                "A circular hurtbox overlapping the authored box edge must be hit.");
            Assert.That(Defense25DEnemy.SkeletonSlashIntersectsCircle(Vector2.zero, Vector2.right, 1f, .75f,
                new Vector2(-.01f, 0f), .5f), Is.False,
                "The source attack rejects a target whose collider center is behind the slash origin.");
        }

        [Test]
        public void SkeletonAttackAnimationUsesDefinitionLeadTime()
        {
            EnemyDefinition skeleton = AssetDatabase.LoadAssetAtPath<EnemyDefinition>(
                "Assets/_Project/Constants/Enemies/Skeleton.asset");
            Assert.That(skeleton, Is.Not.Null);
            EnemyAttackPattern pattern = skeleton.GetAttackPattern(0);

            Assert.That(Defense25DEnemy.SkeletonAttackAnimationShouldStart(pattern, .324f), Is.False);
            Assert.That(Defense25DEnemy.SkeletonAttackAnimationShouldStart(pattern, .326f), Is.True);
            Assert.That(pattern.WarningDuration, Is.EqualTo(.7f).Within(.0001f));
            Assert.That(pattern.AnimationLeadTime, Is.EqualTo(.375f).Within(.0001f));
        }

        [Test]
        public void SkeletonAttackFramesFollowTheNonLoopingSourceClip()
        {
            AnimationClip clip = AssetDatabase.LoadAssetAtPath<AnimationClip>(
                "Assets/_Project/Art/Characters/Skeleton/Animations/Skeleton_Attack.anim");
            Assert.That(clip, Is.Not.Null);
            Assert.That(clip.frameRate, Is.EqualTo(8f).Within(.001f));
            Assert.That(clip.length, Is.EqualTo(.75f).Within(.001f));
            Assert.That(clip.isLooping, Is.False);
            Assert.That(Defense25DEnemy.SkeletonAttackFrameAt(clip, .124f, 6), Is.EqualTo(0));
            Assert.That(Defense25DEnemy.SkeletonAttackFrameAt(clip, .126f, 6), Is.EqualTo(1));
            Assert.That(Defense25DEnemy.SkeletonAttackFrameAt(clip, 1f, 6), Is.EqualTo(5),
                "A non-looping source attack holds its last authored frame through recovery.");
        }

    }
}