using SepCore.Definition;
using SepCore.Entity;
using SepCore.CustomUtility;
using SepCore.Entity.Weapon;

namespace SepCore.UI
{
    public class DisplayItemInfoUseCase : IUIUseCase
    {
        private readonly Player _player;

        private Player Player => _player;

        public DisplayItemInfoUseCase(Player player)
        {
            _player = player;
        }

        public DisplayItemInfoRawData CreateModel(int index, bool isWeapon)
        {
            if (index < 0 || Player == null)
            {
                return null;
            }

            if (isWeapon)
            {
                var weapons = Player.Weapons;
                if (weapons == null || index >= weapons.Count)
                {
                    return null;
                }

                WeaponBase weapon = weapons[index];
                if (weapon == null || weapon.WeaponData == null)
                {
                    return null;
                }

                return new DisplayItemInfoRawData
                {
                    Data = weapon.WeaponData,
                    ItemType = ItemType.Weapon,
                    Price = 0,
                };
            }

            var props = Player.Props;
            if (props == null || index >= props.Count)
            {
                return null;
            }

            PropItem prop = props[index];
            if (prop == null)
            {
                return null;
            }

            return new DisplayItemInfoRawData
            {
                Data = prop,
                ItemType = ItemType.Prop,
                Price = 0,
            };
        }
    }
}