Updated enemy controller

game/controllers/enemy_controller.gd

@@ -9,6 +9,9 @@ signal shoot()
 @export var ship: AbstractEnemyShip
 
 
+const FREE_FLIGHT_DIST = 50
+
+
 var target_position : Vector2
 var direction : Vector2
 
@@ -24,4 +27,21 @@ func _on_direction_timer_timeout() -> void:
 
 
 func get_acceleration_direction() -> Vector2:
-	return (target_position - ship.position).normalized()
+	var distance := ship.position.distance_to(target_position)
+	
+	if distance < FREE_FLIGHT_DIST:
+		return Vector2.ZERO
+	
+	var direction_to_target := (target_position - ship.position).normalized()
+	var speed_to_target := ship.velocity.dot(direction_to_target)
+	
+	var slow_down_distance := speed_to_target/ship.acceleration * speed_to_target
+	
+	var speed_coef := distance / (slow_down_distance + FREE_FLIGHT_DIST)
+	
+	var target_speed := ship.max_speed * clampf(speed_coef, 0.0, 1.0)
+	var target_velocity := direction_to_target * target_speed
+	
+	var delta_velocity := target_velocity - ship.velocity
+	
+	return direction_to_target * ship.max_speed/delta_velocity.length()