Reworked weapons and projectiles

game/entities/weapons/launcher/abstract_launcher_weapon.gd

@@ -0,0 +1,57 @@
+class_name AbstractLauncherWeapon
+extends AbstractWeapon
+
+
+@onready var cooldown_timer : Timer = $CooldownTimer
+
+
+var _particles_index := 0
+var _muzzle_index := 0
+
+
+@onready var particles : Array[GPUParticles2D] = [
+	$LeftParticles, $RightParticles,
+]
+
+@onready var muzzles : Array[Node2D] = [
+	$Muzzle, $SecondMuzzle,
+]
+
+
+func shoot(ship_velocity: Vector2) -> bool:
+	var is_shot := super.shoot(ship_velocity)
+	if is_shot:
+		_can_shoot = false
+		cooldown_timer.start()
+		_restart_particles()
+	
+	return is_shot
+
+
+func _restart_particles() -> void:
+	var particle : GPUParticles2D = null
+	
+	particle = _get_particle()
+	
+	if particle != null:
+		particle.restart()
+
+
+func _get_projectile_position() -> Vector2:
+	var projectile_position := muzzles[_muzzle_index].global_position - global_position
+	_muzzle_index += 1
+	if _muzzle_index >= muzzles.size():
+		_muzzle_index = 0
+	return projectile_position
+
+
+func _get_particle() -> GPUParticles2D:
+	var particle := particles[_particles_index]
+	_particles_index += 1
+	if _particles_index >= particles.size():
+		_particles_index = 0
+	return particle
+
+
+func _on_cooldown_timer_timeout() -> void:
+	_can_shoot = true