using System;
using System.Collections.Generic;
using DataTable;
using Definition.DataStruct;
using Definition.Enum;
using GameFramework;

namespace Entity.EntityData
{
    [Serializable]
    public class WeaponData : AccessoryObjectData
    {
        private DRWeapon _drWeapon;

        private int _entityTypeId = 0;

        public WeaponData(int entityId, WeaponType weaponType, int ownerId, CampType ownerCamp)
            : base(entityId, (int)weaponType, ownerId, ownerCamp)
        {
            _drWeapon = GameEntry.DataTable.GetDataTableRow<DRWeapon>((int)weaponType);

            if (_drWeapon == null)
            {
                throw new Exception($"Weapon data table row is missing, WeaponType='{weaponType}'.");
            }

            _entityTypeId = _drWeapon.EntityTypeId;
        }

        public WeaponType WeaponType => (WeaponType)_drWeapon.Id;

        public bool TryGetParam(string key, out string value)
        {
            value = null;
            if (string.IsNullOrEmpty(key) || Params == null)
            {
                return false;
            }

            return Params.TryGetValue(key.ToLower(), out value);
        }

        protected TParams ParseParams<TParams>() where TParams : new()
        {
            if (string.IsNullOrWhiteSpace(_drWeapon.ParamsJson))
            {
                return new TParams();
            }

            try
            {
                TParams parsed = Utility.Json.ToObject<TParams>(_drWeapon.ParamsJson);
                return parsed ?? new TParams();
            }
            catch (Exception exception)
            {
                throw new Exception(
                    $"Failed to parse weapon params, WeaponType='{WeaponType}', Json='{_drWeapon.ParamsJson}'.",
                    exception);
            }
        }

        /// <summary>
        /// 攻击力。
        /// </summary>
        public int Attack => _drWeapon.Attack;

        public int EntityTypeId => _entityTypeId;

        /// <summary>
        /// 武器名称。
        /// </summary>
        public string Title => _drWeapon.Title;

        /// <summary>
        /// 图标资源名称。
        /// </summary>
        public string IconAssetName => _drWeapon.IconAssetName;

        public ItemRarity Rarity => _drWeapon.Rarity;

        public int Price => _drWeapon.Price;

        /// <summary>
        /// 攻击间隔。
        /// </summary>
        public float Cooldown => _drWeapon.Cooldown;

        /// <summary>
        /// 攻击范围。
        /// </summary>
        public float AttackRange => _drWeapon.AttackRange;

        /// <summary>
        /// 攻击音效。
        /// </summary>
        public int AttackSoundId => _drWeapon.AttackSoundId;

        /// <summary>
        /// 额外参数。
        /// </summary>
        public Dictionary<string, string> Params => _drWeapon.Pramas;

        public string ParamsJson => _drWeapon.ParamsJson;

        /// <summary>
        /// 额外属性。
        /// </summary>
        public StatModifier[] Modifiers => _drWeapon.Modifiers;
    }
}