using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using BarContracts.BindingModels;
using BarContracts.ViewModels;
using BarDataModels.Models;
using BarDataModels.Enums;
using System.Xml.Linq;
using System.ComponentModel.DataAnnotations;
using System.Runtime.Serialization;


namespace BarDatabaseImplement.Models
{
	[DataContract]
	public class Order : IOrderModel
    {
		[DataMember]
		public int Id { get; private set; }

		[DataMember]
		[Required]
        public int ClientId { get; private set; }

		[DataMember]
		public int? ImplementerId { get; private set; }

		[DataMember]
		[Required]
        public int CocktailId { get; private set; }

		[DataMember]
		[Required]
        public int Count { get; private set; }

		[DataMember]
		[Required]
        public double Sum { get; private set; }

		[DataMember]
		[Required]
        public OrderStatus Status { get; private set; }

		[DataMember]
		[Required]
        public DateTime DateCreate { get; private set; } = DateTime.Now;

		[DataMember]
		public DateTime? DateImplement { get; private set; }
		public Client Client { get; set; }
        public Implementer? Implementer { get; set; }
        public Cocktail Cocktail { get; set; }
		public static Order? Create(OrderBindingModel model, BarDatabase context)
        {
            if (model == null)
            {
                return null;
            }
            return new Order()
            {
                Id = model.Id,
                ClientId = model.ClientId,
				ImplementerId = model.ImplementerId,
				CocktailId = model.CocktailId,
                Count = model.Count,
                Sum = model.Sum,
                Status = model.Status,
                DateCreate = model.DateCreate,
				Client = context.Clients.FirstOrDefault(x => x.Id == model.ClientId)!,
				Cocktail = context.Cocktails.FirstOrDefault(x => x.Id == model.CocktailId)!,
			};
        }
        public void Update(OrderBindingModel model)
        {
            if (model == null)
            {
                return;
            }
            Status = model.Status;
            DateImplement = model.DateImplement;
			ImplementerId = model.ImplementerId;
		}
		public OrderViewModel GetViewModel
		{
			get
			{
				using var context = new BarDatabase();
				return new OrderViewModel
				{
					Id = Id,
					CocktailId = CocktailId,
                    CocktailName = Cocktail.CocktailName,
					ClientId = ClientId,
                    ImplementerId = ImplementerId,
					Count = Count,
					Sum = Sum,
					Status = Status,
					DateCreate = DateCreate,
					DateImplement = DateImplement,
					ClientFIO = context.Clients.FirstOrDefault(x => x.Id == ClientId)?.ClientFIO ?? string.Empty,
		            ImplementerFIO = context.Implementers.FirstOrDefault(x => x.Id == ImplementerId)?.ImplementerFIO ?? string.Empty
				};
			}
		}
	}
}