using Godot;

public abstract partial class CharacterBase : CharacterBody2D
{
    protected const string InputUp = "character_move_up";
    protected const string InputDown = "character_move_down";
    protected const string InputLeft = "character_move_left";
    protected const string InputRight = "character_move_right";
    protected const string PrimaryAction = "character_primary_action";

    [ExportCategory("Movement")]
    [Export] public float Speed { get; set; }

    [ExportCategory("Abilities")]
    [Export] public float PrimaryCooldown { get; set; }

    public float FacingRotation
        => (GetGlobalMousePosition() - GlobalPosition).Angle();
    protected bool IsPrimaryOnCooldown
        => primaryCooldown > 0f;

    float primaryCooldown;

    public override void _PhysicsProcess(double delta)
    {
        HandleInput(delta);
        MoveAndSlide();
    }

    protected virtual void _UsePrimary()
    {

    }

    void HandleInput(double delta)
    {
        var direction = Input.GetVector(InputLeft, InputRight, InputUp, InputDown);

        Velocity = direction * Speed;

        if (Input.IsActionPressed(PrimaryAction) && !IsPrimaryOnCooldown)
        {
            _UsePrimary();
            primaryCooldown = PrimaryCooldown;
        }
        else if (IsPrimaryOnCooldown)
        {
            primaryCooldown -= (float)delta;
        }
    }
}