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GarmentFactory/GarmentFactoryDatabaseImplement/GarmentFactoryDatabase.cs

@@ -22,5 +22,8 @@ namespace GarmentFactoryDatabaseImplement
         public virtual DbSet<Textile> Textiles { set; get; }
         public virtual DbSet<TextileComponent> TextileComponents { set; get; }
         public virtual DbSet<Order> Orders { set; get; }
+		public virtual DbSet<Shop> Shops { set; get; }
+
+		public virtual DbSet<ShopTextile> ShopTextiles { set; get; }
 	}
 }

GarmentFactory/GarmentFactoryDatabaseImplement/Implements/ShopStorage.cs

@@ -0,0 +1,146 @@
+using GarmentFactoryContracts.BindingModels;
+using GarmentFactoryContracts.SearchModels;
+using GarmentFactoryContracts.StoragesContracts;
+using GarmentFactoryContracts.ViewModels;
+using GarmentFactoryDatabaseImplement.Models;
+using GarmentFactoryDataModels.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace GarmentFactoryDatabaseImplement.Implements
+{
+	public class ShopStorage : IShopStorage
+	{
+		public List<ShopViewModel> GetFullList()
+		{
+			using var context = new GarmentFactoryDatabase();
+			return context.Shops
+					.Include(x => x.Textiles)
+					.ThenInclude(x => x.Textile)
+					.ToList()
+					.Select(x => x.GetViewModel)
+					.ToList();
+		}
+
+		public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ShopName))
+			{
+				return new();
+			}
+			using var context = new GarmentFactoryDatabase();
+			return context.Shops
+					.Include(x => x.Textiles)
+					.ThenInclude(x => x.Textile)
+					.Where(x => x.ShopName.Contains(model.ShopName))
+					.ToList()
+					.Select(x => x.GetViewModel)
+					.ToList();
+		}
+
+		public ShopViewModel? GetElement(ShopSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+			{
+				return null;
+			}
+			using var context = new GarmentFactoryDatabase();
+			return context.Shops
+				.Include(x => x.Textiles)
+				.ThenInclude(x => x.Textile)
+				.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
+								(model.Id.HasValue && x.Id == model.Id))
+				?.GetViewModel;
+		}
+
+		public ShopViewModel? Insert(ShopBindingModel model)
+		{
+			using var context = new GarmentFactoryDatabase();
+			var newShop = Shop.Create(context, model);
+			if (newShop == null)
+			{
+				return null;
+			}
+			context.Shops.Add(newShop);
+			context.SaveChanges();
+			return newShop.GetViewModel;
+		}
+
+		public ShopViewModel? Update(ShopBindingModel model)
+		{
+			using var context = new GarmentFactoryDatabase();
+			using var transaction = context.Database.BeginTransaction();
+			try
+			{
+				var shop = context.Shops.FirstOrDefault(rec => rec.Id == model.Id);
+				if (shop == null)
+				{
+					return null;
+				}
+				shop.Update(model);
+				context.SaveChanges();
+				shop.UpdateTextiles(context, model);
+				transaction.Commit();
+				return shop.GetViewModel;
+			}
+			catch
+			{
+				transaction.Rollback();
+				throw;
+			}
+		}
+
+		public ShopViewModel? Delete(ShopBindingModel model)
+		{
+			using var context = new GarmentFactoryDatabase();
+			var element = context.Shops
+				.Include(x => x.Textiles)
+				.FirstOrDefault(rec => rec.Id == model.Id);
+			if (element != null)
+			{
+				context.Shops.Remove(element);
+				context.SaveChanges();
+				return element.GetViewModel;
+			}
+			return null;
+		}
+
+		public bool MakeSale(ITextileModel model, int count)
+		{
+			using var context = new GarmentFactoryDatabase();
+			using var transaction = context.Database.BeginTransaction();
+			try
+			{
+				foreach (var shop in context.Shops.Include(x => x.Textiles).ThenInclude(x => x.Textile)
+					.Where(x => x.Textiles.Any(x => x.TextileId == model.Id))
+					.ToList())
+				{
+					var textile = shop.ShopTextiles[model.Id];
+					int min = Math.Min(textile.Item2, count);
+					if (min == textile.Item2)
+					{
+						shop.ShopTextiles.Remove(model.Id);
+					}
+					else
+					{
+						shop.ShopTextiles[model.Id] = (textile.Item1, textile.Item2 - min);
+					}
+					shop.UpdateTextiles(context, new() { Id = shop.Id, ShopTextiles = shop.ShopTextiles });
+					count -= min;
+					if (count == 0)
+					{
+						context.SaveChanges();
+						transaction.Commit();
+						return true;
+					}
+				}
+				transaction.Rollback();
+				return false;
+			}
+			catch
+			{
+				transaction.Rollback();
+				throw;
+			}
+		}
+	}
+}

GarmentFactory/GarmentFactoryDatabaseImplement/Models/Shop.cs

@@ -0,0 +1,115 @@
+using GarmentFactoryContracts.BindingModels;
+using GarmentFactoryContracts.ViewModels;
+using GarmentFactoryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GarmentFactoryDatabaseImplement.Models
+{
+	public class Shop : IShopModel
+	{
+		public int Id { get; set; }
+
+		[Required]
+		public string ShopName { get; set; } = string.Empty;
+
+		[Required]
+		public string Address { get; set; } = string.Empty;
+
+		[Required]
+		public DateTime DateOpening { get; set; }
+
+		[Required]
+		public int TextilesMaximum { get; set; }
+
+		private Dictionary<int, (ITextileModel, int)>? _shopTextiles = null;
+
+		[NotMapped]
+		public Dictionary<int, (ITextileModel, int)> ShopTextiles
+		{
+			get
+			{
+				if (_shopTextiles == null)
+				{
+					_shopTextiles = Textiles
+							.ToDictionary(x => x.TextileId, x => (x.Textile as ITextileModel, x.Count));
+				}
+				return _shopTextiles;
+			}
+		}
+
+		[ForeignKey("ShopId")]
+		public virtual List<ShopTextile> Textiles { get; set; } = new();
+
+		public static Shop Create(GarmentFactoryDatabase context, ShopBindingModel model)
+		{
+			return new Shop()
+			{
+				Id = model.Id,
+				ShopName = model.ShopName,
+				Address = model.Address,
+				DateOpening = model.DateOpening,
+				TextilesMaximum = model.TextilesMaximum,
+				Textiles = model.ShopTextiles.Select(x => new ShopTextile
+				{
+					Textile = context.Textiles.First(y => y.Id == x.Key),
+					Count = x.Value.Item2
+				}).ToList()
+			};
+		}
+
+		public void Update(ShopBindingModel model)
+		{
+			ShopName = model.ShopName;
+			Address = model.Address;
+			DateOpening = model.DateOpening;
+			TextilesMaximum = model.TextilesMaximum;
+		}
+
+		public ShopViewModel GetViewModel => new()
+		{
+			Id = Id,
+			ShopName = ShopName,
+			Address = Address,
+			DateOpening = DateOpening,
+			TextilesMaximum = TextilesMaximum,
+			ShopTextiles = ShopTextiles
+		};
+
+		public void UpdateTextiles(GarmentFactoryDatabase context, ShopBindingModel model)
+		{
+			var shopTextiles = context.ShopTextiles.Where(rec => rec.ShopId == model.Id).ToList();
+			if (shopTextiles != null && shopTextiles.Count > 0)
+			{
+				context.ShopTextiles.RemoveRange(shopTextiles.Where(rec => !model.ShopTextiles.ContainsKey(rec.TextileId)));
+				context.SaveChanges();
+				foreach (var updateTextile in shopTextiles)
+				{
+					if (model.ShopTextiles.ContainsKey(updateTextile.TextileId))
+					{
+						updateTextile.Count = model.ShopTextiles[updateTextile.TextileId].Item2;
+						model.ShopTextiles.Remove(updateTextile.TextileId);
+					}
+				}
+				context.SaveChanges();
+			}
+			var shop = context.Shops.First(x => x.Id == Id);
+			foreach (var ic in model.ShopTextiles)
+			{
+				context.ShopTextiles.Add(new ShopTextile
+				{
+					Shop = shop,
+					Textile = context.Textiles.First(x => x.Id == ic.Key),
+					Count = ic.Value.Item2
+				});
+				context.SaveChanges();
+			}
+			_shopTextiles = null;
+		}
+	}
+}

GarmentFactory/GarmentFactoryDatabaseImplement/Models/ShopTextile.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GarmentFactoryDatabaseImplement.Models
+{
+	public class ShopTextile
+	{
+		public int Id { get; set; }
+
+		[Required]
+		public int ShopId { get; set; }
+
+		[Required]
+		public int TextileId { get; set; }
+
+		[Required]
+		public int Count { get; set; }
+
+		public virtual Textile Textile { get; set; } = new();
+
+		public virtual Shop Shop { get; set; } = new();
+	}
+}

GarmentFactory/GarmentFactoryDatabaseImplement/Models/Textile.cs

@@ -34,6 +34,8 @@ namespace GarmentFactoryDatabaseImplement.Models
         public virtual List<TextileComponent> Components { get; set; } = new();
         [ForeignKey("TextileId")]
         public virtual List<Order> Orders { get; set; } = new();
+		[ForeignKey("TextileId")]
+		public virtual List<ShopTextile> ShopTextiles { get; set; } = new();
 		public static Textile Create(GarmentFactoryDatabase context,
        TextileBindingModel model)
         {