using Godot;
using System;
using Movementtests.interfaces;

[GlobalClass]
public partial class CKnockback : Node3D, IKnockbackable
{
    [Export] public RKnockback RKnockback { get; set;}
    
    private KnockbackRecord _knockbackRecord = null;
    
    public void RegisterKnockback(KnockbackRecord knockbackRecord)
    {
        _knockbackRecord = knockbackRecord;
    }

    public Vector3 ComputeKnockback()
    {
        if (_knockbackRecord == null) return Vector3.Zero;
        
        var knockbackDirection = GlobalPosition - _knockbackRecord.DamageRecord.SourceLocation;
        var finalKnockback = knockbackDirection.Normalized() * RKnockback.Modifier * _knockbackRecord.ForceMultiplier;
        _knockbackRecord = null;
        return finalKnockback;
    }
}