namespace Wood.Entity
{
    /// <summary>
    /// 分页参数
    /// </summary>
    public class Pagination
	{
        public Pagination()
        {
            Sort = "Id Desc"; // 默认按Id排序
            PageIndex = 1;
            PageSize = 20;
        }

        /// <summary>
        /// 每页行数
        /// </summary>
        public int PageSize { get; set; }
        /// <summary>
        /// 当前页
        /// </summary>
        public int PageIndex { get; set; }
        /// <summary>
        /// 排序列
        /// 多列 使用 , 号分割
        /// </summary>
        public string Sort { get; set; }
        /// <summary>
        /// 总记录数
        /// </summary>
        public int TotalCount { get; set; }
        /// <summary>
        /// 总页数
        /// </summary>
        public int TotalPage
        {
            get
            {
                if (TotalCount > 0)
                {
                    return TotalCount % this.PageSize == 0 ? TotalCount / this.PageSize : TotalCount / this.PageSize + 1;
                }
                else
                {
                    return 0;
                }
            }
        }
    }
}