using Newtonsoft.Json;
using NPoco;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace POSV.Entity.Report
{
    /// <summary>
    /// 营业分析
    /// </summary>
    [Serializable]
    public class BusinessSummary
    {
        public BusinessSummary()
        {

        }
        /// <summary>
        /// 单号
        /// </summary>
        [JsonProperty(PropertyName = "name")]
        [Column("name")]
        public string Name { get; set; }

        /// <summary>
        /// 人数
        /// </summary>
        [JsonProperty(PropertyName = "people")]
        [Column("people")]
        public int People { get; set; }
        /// <summary>
        /// 单数
        /// </summary>
        [JsonProperty(PropertyName = "count")]
        [Column("count")]
        public int Count { get; set; }

        /// <summary>
        /// 销售金额
        /// </summary>
        [JsonProperty(PropertyName = "amount")]
        [Column("amount")]
        public decimal Amount { get; set; }

        /// <summary>
        /// 优惠金额
        /// </summary>
        [JsonProperty(PropertyName = "discountAmount")]
        [Column("discountAmount")]
        public decimal DiscountAmount { get; set; }

        /// <summary>
        /// 应收金额
        /// </summary>
        [JsonProperty(PropertyName = "receivableAmount")]
        [Column("receivableAmount")]
        public decimal ReceivableAmount { get; set; } // 

       
        /// <summary>
        /// 赠送金额
        /// </summary>
        [JsonProperty(PropertyName = "zsAmount")]
        [Column("zsAmount")]
        public decimal ZsAmount { get; set; } // 

        private decimal _ticketPrice = 0;
        /// <summary>
        /// 单均
        /// </summary>
        [Ignore]
        public decimal TicketPrice {
            get
            {
                this._ticketPrice = ToRound(this.ReceivableAmount / (this.Count == 0 ?1 : this.Count),2);

                return _ticketPrice;
            }
            set
            {
                this._ticketPrice = value;
            }
        } // 

        private decimal _peoplePrice = 0;
        /// <summary>
        /// 人均
        /// </summary>
        [Ignore]
        public decimal PeoplePrice
        {
            get
            {
                this._peoplePrice = ToRound(this.ReceivableAmount / (this.People==0?1:this.People),2);

                return _peoplePrice;
            }
            set
            {
                this._peoplePrice = value;
            }
        } // 

        private decimal _otherAmount = 0;
        /// <summary>
        /// 其他优惠
        /// </summary>
        [Ignore]
        public decimal OtherAmount
        {
            get
            {
                this._otherAmount = ToRound(this.DiscountAmount-this.ZsAmount,2);

                return _otherAmount;
            }
            set
            {
                this._otherAmount = value;
            }
        } // 

        /// <summary>
        /// decimal保留指定位数小数
        /// </summary>
        /// <param name="num">原始数量</param>
        /// <param name="scale">保留小数位数</param>
        /// <returns>截取指定小数位数后的数量字符串</returns>
        public  decimal ToRound(decimal num, int scale)
        {
            string strDecimal = Math.Round(num, scale, MidpointRounding.AwayFromZero).ToString();

            int index = strDecimal.IndexOf(".");
            if (index == -1 || strDecimal.Length < index + scale + 1)
            {
                strDecimal = string.Format("{0:F" + scale + "}", num);
            }
            else
            {
                int length = index;
                if (scale != 0)
                {
                    length = index + scale + 1;
                }
                strDecimal = strDecimal.Substring(0, length);
            }

            decimal result;
            decimal.TryParse(strDecimal, out result);

            return result;
        }
    }
    
}