using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public enum MonsterId {
    Bat,
    Golem,
}

public class MonsterDatabase
{
    private static Dictionary<MonsterId, string> SPRITE_NAMES = new Dictionary<MonsterId, string> {
        {MonsterId.Bat, "BatSprite"},
        {MonsterId.Golem, "GolemSprite"},
    };

    public static BattleMonster createMonsterScript(MonsterId id) {
        switch (id)
        {
            case MonsterId.Bat:
                return new BatMonster();
            case MonsterId.Golem:
                return new GolemMonster();
            default:
                throw new System.ArgumentException("MonsterId unknown", "id");
        }
    }

    public static GameObject createMonsterSprite(MonsterId id) {
        GameObject spritePrefab = (GameObject) Resources.Load<GameObject>("MonsterImages/" + SPRITE_NAMES[id]); 
        if (spritePrefab == null) {
            throw new System.ArgumentException("No sprite for MonsterId", "id");
        }

        return GameObject.Instantiate(spritePrefab);
    }
}