Refactor GameManager session state handling and add new components: CanBeLaunchedComponent, IceEffectComponent, JumpPadComponent, KillPlayerOutOfScreenComponent, KnockbackComponent, LifetimeComponent, MagneticSkillComponent, OutOfScreenComponent, PeriodicShootingComponent, PlayerDeathComponent, ProgressiveDamageComponent, ProjectileComponent, ProjectileInitComponent, RequirementComponent, ScoreComponent, ShipMovementComponent, ShipShooterComponent, and SideToSideMovementComponent

scripts/components/PeriodicShootingComponent.cs

@@ -0,0 +1,71 @@
+using Godot;
+
+namespace Mr.BrickAdventures.scripts.components;
+
+public partial class PeriodicShootingComponent : Node
+{
+    [Export] public PackedScene BulletScene { get; set; }
+    [Export] public float ShootInterval { get; set; } = 1.0f;
+    [Export] public Vector2 ShootDirection { get; set; } = Vector2.Right;
+    [Export] public SideToSideMovementComponent SideToSideMovement { get; set; }
+    [Export] public Node2D BulletSpawnRight { get; set; }
+    [Export] public Node2D BulletSpawnLeft { get; set; }
+    [Export] public float ShootingIntervalVariation { get; set; } = 0.0f;
+
+    private Timer _timer;
+
+    public override void _Ready()
+    {
+        SetupTimer();
+    }
+
+    public override void _Process(double delta)
+    {
+        if (SideToSideMovement == null) return;
+        
+        ShootDirection = SideToSideMovement.Direction != Vector2.Zero ? SideToSideMovement.Direction : Vector2.Right;
+    }
+
+    private void SetupTimer()
+    {
+        _timer = new Timer();
+        _timer.WaitTime = GetShootInterval();
+        _timer.OneShot = false;
+        _timer.Autostart = true;
+        _timer.Timeout += OnTimerTimeout;
+        AddChild(_timer);
+    }
+
+    private void OnTimerTimeout()
+    {
+        Shoot();
+        _timer.Start();
+    }
+
+    private double GetShootInterval()
+    {
+        if (ShootingIntervalVariation == 0f) return ShootInterval;
+        
+        var rng = new RandomNumberGenerator();
+        return ShootInterval + rng.RandfRange(-ShootingIntervalVariation, ShootingIntervalVariation);
+    }
+
+    private void Shoot()
+    {
+        if (ShootDirection == Vector2.Zero) return;
+
+        var root = Owner as Node2D;
+        var bulletInstance = BulletScene.Instantiate<Node2D>();
+        var launchComponent = bulletInstance.GetNodeOrNull<LaunchComponent>("LaunchComponent");
+        var spawnPosition = ShootDirection == Vector2.Right ? BulletSpawnRight.GlobalPosition : BulletSpawnLeft.GlobalPosition;
+        if (launchComponent != null)
+        {
+            launchComponent.InitialDirection = ShootDirection;
+            launchComponent.SpawnPosition = spawnPosition;
+            if (root != null) launchComponent.SpawnRotation = root.Rotation;
+        }
+        
+        bulletInstance.Position = spawnPosition;
+        GetTree().CurrentScene.AddChild(bulletInstance);
+    }
+}