using System;
using System.Linq;

namespace Nox.Game {
    public interface ICharacterStatsFactory {
        EntityStats Create(EntityAttributes attributes);
    }

    public sealed class CharacterStatsFactory : ICharacterStatsFactory {
        private readonly CharacterRegistry characterRegistry;

        public CharacterStatsFactory(CharacterRegistry characterRegistry) {
            this.characterRegistry = characterRegistry;
        }

        public EntityStats Create(EntityAttributes attributes) {
            if(attributes.attributes.All(a => a.value != 0)) {
                throw new ArgumentOutOfRangeException( "attributes cannot be zero or negative.", new ArgumentException() );
            }

            //TODO: Create stats based on attributes

            // int maxHealth = options.baseHealth + attributes.might * options.mightHealthBonus;
            // int maxStamina = options.baseStamina +
            //                  attributes.might * options.mightStaminaBonus +
            //                  attributes.knowledge * options.knowledgeStaminaBonus;

            return new EntityStats { };
        }
    }
}