SurvivalScape's Enemy Targeting Code

Weapon.gd

func target_enemy() -> void:
	Player.target_enemy = null

	var enemies_in_range : Array[Area2D] = get_overlapping_areas()
	if enemies_in_range.size() > 0:
		enemies_in_range = enemies_in_range.slice(0, 100)
		can_fire = true
		for enemy : Node2D in enemies_in_range:
			# Always target boss if in range
			if enemy.is_in_group("boss"):
				Player.target_enemy = enemy
				break

			# Ignore lava_font
			if enemy.is_in_group("lava_font"):
				enemies_in_range.erase(enemy)

		if Player.target_enemy == null:
			enemies_in_range.sort_custom(sort_closest)
			Player.target_enemy = enemies_in_range.front()


func sort_closest(a: Node2D, b: Node2D) -> bool:
	return a.global_position.distance_to(player.global_position) < b.global_position.distance_to(player.global_position)