using System;
using System.Collections.Generic;
using Tanshu.Accounts.Contracts;
using Tanshu.Accounts.Contracts.Attributes;
using Tanshu.Accounts.Entities.Auth;

namespace Tanshu.Accounts.Entities
{
    public class Voucher
    {
        protected Voucher()
        {
            Kots = new List<Kot>();
            Settlements = new List<VoucherSettlement>();
        }

        public Voucher(User user)
            : this()
        {
            this._date = null;
            this.User = user;
            VoucherType = VoucherType.Regular;
        }

        public Voucher(User user, Customer customer, string table, Waiter waiter ,bool printed, bool isVoid, string narration )
            : this(user)
        {
            Customer = customer;
            TableID = table;
            Waiter = waiter;
            _printed = printed;
            Void = isVoid;
            Narration = narration;
            VoucherType = VoucherType.Regular;
        }

        protected int _voucherID;
        public virtual int VoucherID
        {
            get { return _voucherID; }
        }

        protected DateTime? _date;
        public virtual DateTime? Date
        {
            get { return _date; }
        }

        public virtual int Pax { get; set; }

        [NotNull]
        public virtual User User { get; set; }

        protected DateTime _creationDate;
        [NotNull]
        public virtual DateTime CreationDate
        {
            get { return _creationDate; }
        }

        protected DateTime _lastEditDate;
        [NotNull]
        public virtual DateTime LastEditDate
        {
            get { return _lastEditDate; }
        }

        protected string _billID;
        [NotNull]
        public virtual string BillID
        {
            get { return _billID; }
        }

        [NotNull]
        public virtual string TableID { get; set; }

        [NotNull]
        public virtual Waiter Waiter { get; set; }

        [NotNull]
        public virtual Customer Customer { get; set; }

        [Cascade]
        public virtual IList<VoucherSettlement> Settlements { get; set; }

        public virtual string Narration { get; set; }

        [NotNull]
        public virtual bool Void { get; set; }

        [AllowNull]
        public virtual string VoidReason { get; set; }

        protected bool _printed;

        [NotNull]
        public virtual bool Printed
        {
            get
            { return _printed; }
            set
            {
                if (_printed)
                    return;
                if (value == false)
                    return;
                _date = null;
                _printed = value;
            }
        }

        public virtual VoucherType VoucherType { get; set; }

        private string _kotID;

        [NotNull]
        public virtual string KotID
        {
            get { return _kotID; }
        }

        [Cascade]
        public virtual IList<Kot> Kots { get; set; }
    }
}