using Godot;
using GdUnit4;
using static GdUnit4.Assertions;
using Movementtests.interfaces;
using Movementtests.systems.damage;

namespace Movementtests.tests;

[TestSuite, RequireGodotRuntime]
public class HealthComponentUnitTest
{
    [TestCase]
    public void ReadyInitializesCurrentHealth()
    {
        var cHealth = new CHealth();
        cHealth.RHealth = new RHealth(150.0f);
        // Simulate Godot ready
        cHealth._Ready();
        AssertFloat(cHealth.CurrentHealth).IsEqual(150.0f);
    }

    [TestCase]
    public void ReduceHealthDecreasesAndDoesNotDeplete()
    {
        var cHealth = new CHealth();
        cHealth.RHealth = new RHealth(100.0f);
        cHealth.CurrentHealth = 100.0f;

        var damage = new DamageRecord(Vector3.Zero, new RDamage(25.0f, EDamageTypes.Normal));
        var record = cHealth.ReduceHealth(source: null!, damageRecord: damage);

        AssertFloat(cHealth.CurrentHealth).IsEqual(75.0f);
        AssertFloat(record.CurrentHealth).IsEqual(75.0f);
        AssertFloat(record.PreviousHealth).IsEqual(100.0f);
        AssertFloat(record.MaxHealth).IsEqual(100.0f);
    }

    [TestCase]
    public void ReduceHealthTriggersDepletionToZero()
    {
        var cHealth = new CHealth();
        cHealth.RHealth = new RHealth(50.0f);
        cHealth.CurrentHealth = 50.0f;

        bool depleted = false;
        cHealth.HealthDepleted += _ => depleted = true;

        var damage = new DamageRecord(Vector3.Zero, new RDamage(100.0f, EDamageTypes.Normal));
        var record = cHealth.ReduceHealth(source: null!, damageRecord: damage);

        AssertBool(depleted).IsTrue();
        AssertFloat(cHealth.CurrentHealth).IsEqual(0.0f);
        AssertFloat(record.CurrentHealth).IsEqual(-50.0f);
        AssertFloat(record.MaxHealth).IsEqual(50.0f);
    }
}