cirnogodot/Scripts/InventoryManager.cs

using Godot;
using System;
using Cirno.Scripts;

public partial class InventoryManager : Node2D
{
	public bool RedKeycard { get; set; }
	
	// Called when the node enters the scene tree for the first time.
	public override void _Ready()
	{
	}

	// Called every frame. 'delta' is the elapsed time since the previous frame.
	public override void _Process(double delta)
	{
	}

	public bool AddItem(ItemTypes type, int amount = 1)
	{
		switch (type)
		{
			case ItemTypes.KeycardRed:
				RedKeycard = true;
				GD.Print($"Red Keycard x{amount}");
				break;
			case ItemTypes.KeycardBlue:
				GD.Print($"Blue Keycard x{amount}");
				break;
			case ItemTypes.KeycardGreen:
				GD.Print($"Green Keycard x{amount}");
				break;
			case ItemTypes.Ammo:
				GD.Print($"Ammo x{amount}");
				break;
			case ItemTypes.Medkit:
				GD.Print($"Medkit x{amount}");
				break;
			case ItemTypes.CrabBomb:
				GD.Print($"CrabBomb x{amount}");
				break;
			case ItemTypes.Bomb:
				GD.Print($"Bomb x{amount}");
				break;
			case ItemTypes.Mine:
				GD.Print($"Mine x{amount}");
				break;
			case ItemTypes.Battery:
				GD.Print($"Battery x{amount}");
				break;
			default:
				return false;
		}

		return true; // TODO: Return false if could not be added
	}
	
	public void AddRedKeycard()
	{
		RedKeycard = true;
	}

	public void RemoveRedKeycard()
	{
		RedKeycard = false;
	}
}