Начало реализации хранилищ.

BlacksmithWorkshop/BlacksmithWorkshop/Program.cs

@@ -1,7 +1,7 @@
 using BlacksmithWorkshopBusinessLogic.BusinessLogic;
 using BlacksmithWorkshopContracts.BusinessLogicsContracts;
 using BlacksmithWorkshopContracts.StoragesContracts;
-using BlacksmithWorkshopFileImplement.Implements;
+using BlacksmithWorkshopDatabaseImplement.Implements;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/BlacksmithWorkshopDatabase.cs

@@ -15,7 +15,7 @@ namespace BlacksmithWorkshopDatabaseImplement
         {
             if (optionsBuilder.IsConfigured == false)
             {
-                optionsBuilder.UseSqlServer(@"DataSource=CHESHIR\SQLEXPRESS;Initial Catalog=AbstractShopDatabaseFull;IntegratedSecurity=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+                optionsBuilder.UseSqlServer(@"DataSource=LAPTOP-CFLH20EE\SQLEXPRESS;Initial Catalog=BlacksmithWorkshopDatabase;IntegratedSecurity=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
             }
 
             base.OnConfiguring(optionsBuilder);

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/WorkPieceStorage.cs

@@ -0,0 +1,103 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Implements
+{
+    internal class WorkPieceStorage : IWorkPieceStorage
+    {
+        public List<WorkPieceViewModel> GetFullList()
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.WorkPieces
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<WorkPieceViewModel> GetFilteredList(WorkPieceSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.WorkPieceName))
+            {
+                return new();
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.WorkPieces
+                    .Where(x => x.WorkPieceName.Contains(model.WorkPieceName))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public WorkPieceViewModel? GetElement(WorkPieceSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.WorkPieceName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.WorkPieces
+                    .FirstOrDefault(x => (!string.IsNullOrEmpty(model.WorkPieceName) && x.WorkPieceName == model.WorkPieceName) ||
+                                        (model.Id.HasValue && x.Id == model.Id))
+                    ?.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Insert(WorkPieceBindingModel model)
+        {
+            var newWorkPiece = WorkPiece.Create(model);
+
+            if (newWorkPiece == null)
+            {
+                return null;
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+            context.WorkPieces.Add(newWorkPiece);
+            context.SaveChanges();
+
+            return newWorkPiece.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Update(WorkPieceBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var workPiece = context.WorkPieces.FirstOrDefault(x => x.Id == model.Id);
+
+            if (workPiece == null)
+            {
+                return null;
+            }
+
+            workPiece.Update(model);
+            context.SaveChanges();
+
+            return workPiece.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Delete(WorkPieceBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var element = context.WorkPieces.FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.WorkPieces.Remove(element);
+                context.SaveChanges();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}