cirnogodot/Scripts/Components/FSM/Enemy/3D/EnemyAnimationModule3D.cs

using Cirno.Scripts.Components.Actors;
using Cirno.Scripts.Components.Actors._3D;
using Cirno.Scripts.Enums;
using Godot;

namespace Cirno.Scripts.Components.FSM.Enemy._3D;

public partial class EnemyAnimationModule3D : ModuleBase<EnemyState, CharacterBody3D>
{
    private IStateMachine<EnemyState, CharacterBody3D> _machine;
    
    [Export] public PlayerAnimationProvider3D AnimationProvider { get; private set; }
    
    [Export] public EnemyStorage3D Storage { get; private set; }
    
    [Export] public ActorResourceProvider HealthProvider { get; private set; }
    
    public override void EnterState(EnemyState state)
    {
        AnimationProvider.SetAnimation(Storage.AimingDirection);
        AnimationProvider.SetAnimation(Vector2.Zero);
        if (HealthProvider is not null)
        {
            HealthProvider.ResourceDecreased += HealthProviderOnResourceDecreased;
        }
    }

    private void HealthProviderOnResourceDecreased(float oldValue, float newValue, float maxValue)
    {
        AnimationProvider?.Blink();
    }

    public override void ExitState(EnemyState state)
    {
        AnimationProvider.SetAnimation(Vector2.Zero);
        if (HealthProvider is not null)
        {
            HealthProvider.ResourceDecreased -= HealthProviderOnResourceDecreased;
        }
    }

    public override void Init(IStateMachine<EnemyState, CharacterBody3D> machine)
    {
        _machine = machine;
    }

    public override void Process(double delta)
    {
        AnimationProvider.SetAnimation(Storage.AimingDirection);

        if (_machine.MainObject.Velocity == Vector3.Zero)
        {
            AnimationProvider.SetAnimation(Vector2.Zero);
        }
    }

    public override void PhysicsProcess(double delta)
    {
        
    }
}