using System;
using System.Collections.Generic;
using System.Data;
using System.Reflection;

using CB.Entity;
using CB.Interface;

namespace CB.Data
{
    /// <summary>
    /// 基础数据操作抽象类
    /// </summary>
    /// <typeparam name="TEntity"></typeparam>
    public abstract class Repository<TEntity> : IRepository<TEntity> where TEntity : BaseEntity, new()
    {
        #region 构造函数

        public string InterfaceId = "";

        public Repository(string interfaceId)
        {
            InterfaceId = interfaceId;
        }

        #endregion

        #region IRepository<TEntity> 成员

        public abstract bool Save(TEntity entity);

        public abstract bool Update(TEntity entity);

        public abstract bool Delete(int Id);

        public abstract TEntity Get<TKey>(TKey key);

        public abstract IList<TEntity> ToList();

        public abstract IList<TEntity> ToList(TEntity entity);

        public abstract IList<TEntity> ToPaging(TEntity entity, int pageSize, int pageIndex, out int recordCount);

        #endregion

        protected virtual TEntity LoadEntity(IDataReader reader)
        {
            return new TEntity();
        }

        protected virtual TEntity LoadEntity(DataRow dr)
        {
            return new TEntity();
        }
    }
}