using Godot;
using Movementtests.interfaces;

namespace Movementtests.scenes.movement;

[GlobalClass, Icon("res://assets/ui/IconGodotNode/node_3D/icon_path_follow.png")]
public partial class CGroundedMovement : Node3D, IMoveable
{
    [Export] public RMovement RMovement { get; set; } = null!;

    [Export] public RayCast3D WallInFrontRayCast { get; set; } = null!;
    
    
    public Vector3 ComputeVelocity(MovementInputs inputs)
    {
        var velocity = inputs.Velocity;
        var target = inputs.TargetLocation;
        var direction = (target - GlobalPosition).Normalized();

        var targetPlane = new Vector3(target.X, GlobalPosition.Y, target.Z);
        LookAt(targetPlane);
        
        var targetXSpeed = inputs.IsStunned ? 0 : direction.X * RMovement.Speed;
        var targetZSpeed = inputs.IsStunned ? 0 : direction.Z * RMovement.Speed;
        float xAcc = (float) Mathf.Lerp(velocity.X, targetXSpeed, inputs.Delta * RMovement.Acceleration);
        float zAcc = (float) Mathf.Lerp(velocity.Z, targetZSpeed, inputs.Delta * RMovement.Acceleration);
        velocity.X = xAcc;
        velocity.Z = zAcc;

        if (WallInFrontRayCast.IsColliding() && !inputs.IsStunned)
            velocity.Y = RMovement.Speed;
        else if (!inputs.IsOnFloor)
            velocity += inputs.Gravity * (float)inputs.Delta * RMovement.GravityModifier;

        return velocity;
    }
}