,tpevyjt dtctkmt lab 7

JewelryStoreListImplement/DataListSingleton.cs

@@ -15,15 +15,18 @@ namespace JewelryStoreListImplement
         public List<Jewel> Jewels { get; set; }
         public List<Client> Clients { get; set; }
         public List<Implementer> Implementers { get; set; }
+		public List<Message> Messages { get; set; }
 
-        private DataListSingleton()
+		private DataListSingleton()
         {
             Components = new List<Component>();
             Orders = new List<Order>();
             Jewels = new List<Jewel>();
             Implementers = new List<Implementer>();
-        }
-        public static DataListSingleton GetInstance()
+			Messages = new List<Message>();
+
+		}
+		public static DataListSingleton GetInstance()
         {
             if (_instance == null)
             {

JewelryStoreListImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,73 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.SearchModels;
+using JewelryStoreContracts.StoragesContracts;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Implements
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+		private readonly DataListSingleton _source;
+		public MessageInfoStorage()
+		{
+			_source = DataListSingleton.GetInstance();
+		}
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			if (model.MessageId == null)
+			{
+				return null;
+			}
+			foreach (var message in _source.Messages)
+			{
+				if (model.MessageId.Equals(message.MessageId))
+					return message.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			if (!model.ClientId.HasValue)
+			{
+				return new();
+			}
+			var result = new List<MessageInfoViewModel>();
+			foreach (var item in _source.Messages)
+			{
+				if (item.ClientId == model.ClientId)
+				{
+					result.Add(item.GetViewModel);
+				}
+			}
+			return result;
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			var result = new List<MessageInfoViewModel>();
+			foreach (var item in _source.Messages)
+			{
+				result.Add(item.GetViewModel);
+			}
+			return result;
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			var newMessage = Message.Create(model);
+			if (newMessage == null)
+			{
+				return null;
+			}
+			_source.Messages.Add(newMessage);
+			return newMessage.GetViewModel;
+		}
+	}
+}

JewelryStoreListImplement/Models/Message.cs

@@ -0,0 +1,53 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Models
+{
+	public class Message : IMessageInfoModel
+	{
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public string SenderName { get; private set; } = string.Empty;
+
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+
+		public string Subject { get; private set; } = string.Empty;
+
+		public string Body { get; private set; } = string.Empty;
+
+		public static Message? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				Subject = model.Subject,
+				DateDelivery = model.DateDelivery,
+				SenderName = model.SenderName,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId
+			};
+		}
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			Subject = Subject,
+			DateDelivery = DateDelivery,
+			SenderName = SenderName,
+			ClientId = ClientId,
+			MessageId = MessageId
+		};
+	}
+}