Navigation and shooting modules

Scripts/Components/FSM/Enemy/Shooting.cs

@@ -0,0 +1,104 @@
+using Cirno.Scripts.Components.Actors;
+using Cirno.Scripts.Enums;
+using Godot;
+
+namespace Cirno.Scripts.Components.FSM.Enemy;
+
+public partial class Shooting : EnemyStateBase
+{
+    public override EnemyState StateId => EnemyState.Shooting;
+    
+    [Export]
+    public EnemyStorageModule StorageModule { get; private set; }
+    
+    [Export]
+    public PlayerDetectionModule PlayerDetection { get; private set; }
+    
+    [Export]
+    public GenericDamageReceiver DamageReceiver { get; private set; }
+    
+    [Export] public Weapon EquippedWeapon;
+    
+    private bool _isPlayerInRange = false;
+    
+    public override void EnterState()
+    {
+        base.EnterState();
+        GD.Print($"Entered {Name}");
+        
+        _isPlayerInRange = PlayerDetection.IsPlayerInRange(StorageModule.Root.EnemyResource.PlayerDetectionRange);
+        
+        PlayerDetection.PlayerOutOfRange += PlayerDetectionOnPlayerOutOfRange;
+
+        DamageReceiver.ChangeState(true);
+        
+        DamageReceiver.HealthProvider.ResourceDepleted += HealthProviderOnResourceDepleted;
+        
+        // PlayerDetection.SetRange(StorageModule.Root.EnemyResource.PlayerDetectionRange);
+        //
+        // _isPlayerInRange = PlayerDetection.IsPlayerInRange(StorageModule.Root.EnemyResource.PlayerDetectionRange);
+        //
+        // PlayerDetection.PlayerInRange += PlayerDetectionOnPlayerInRange;
+        //
+        // PlayerDetection.PlayerOutOfRange += PlayerDetectionOnPlayerOutOfRange;
+        //
+        // DamageReceiver.ChangeState(true);
+        //
+        // DamageReceiver.HealthProvider.ResourceDepleted += HealthProviderOnResourceDepleted;
+        
+    }
+    
+    private void HealthProviderOnResourceDepleted()
+    {
+        ChangeState(EnemyState.Dead);
+    }
+    
+    private void PlayerDetectionOnPlayerOutOfRange()
+    {
+        _isPlayerInRange = false;
+        StateMachine.SetState(EnemyState.Alert);
+    }
+    
+    public override void ExitState()
+    {
+        base.ExitState();
+        GD.Print($"Exited {Name}");
+        
+        PlayerDetection.PlayerOutOfRange -= PlayerDetectionOnPlayerOutOfRange;
+        
+        DamageReceiver.HealthProvider.ResourceDepleted -= HealthProviderOnResourceDepleted;
+        DamageReceiver.ChangeState(false);
+        
+    }
+
+    public override void PhysicsProcessState(double delta)
+    {
+        base.PhysicsProcessState(delta);
+        
+        if (_isPlayerInRange && PlayerDetection.IsPlayerInSight())
+        {
+            // SHOOT
+            Shoot();
+        }
+        else
+        {
+            StateMachine.SetState(EnemyState.Alert);
+        }
+        
+    }
+    
+    private void Shoot()
+    {
+        if (EquippedWeapon == null) return;
+        if (!PlayerDetection.LastKnownPlayerPosition.HasValue) return;
+        
+        
+        var direction = ( PlayerDetection.LastKnownPlayerPosition.Value - MainObject.GlobalPosition).Normalized();
+        
+        // Shoot at the player's last known position
+        EquippedWeapon.ShootDirection = direction;
+        StorageModule.FacingDirection = direction;
+        
+        EquippedWeapon.Shoot();
+    }
+}