Entityframework hinzugefügt

SewerStammGen.EntityFramework/Services/Common/NonQueryDataService.cs

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+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.ChangeTracking;
+using Shared.Domain;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SewerStammGen.EntityFramework.Services.Common
+{
+    class NonQueryDataService<T> where T: DBObject
+    {
+        private readonly SewerStammGenDbContextFactory _contextFactory;
+
+        public NonQueryDataService(SewerStammGenDbContextFactory contextFactory)
+        {
+            _contextFactory = contextFactory;
+        }
+        public async Task<T> Create(T entity)
+        {
+            using SewerStammGenDbContext context = _contextFactory.CreateDbContext();
+            EntityEntry<T> createdEntity = await context.Set<T>().AddAsync(entity);
+            await context.SaveChangesAsync();
+            return createdEntity.Entity;
+        }
+
+        public T CreateNonAsync(T entity)
+        {
+            using SewerStammGenDbContext context = _contextFactory.CreateDbContext();
+            EntityEntry<T> createdEntity = context.Set<T>().Add(entity);
+            context.SaveChanges();
+            return createdEntity.Entity;
+        }
+
+        public async Task<bool> Delete(int id)
+        {
+            using SewerStammGenDbContext context = _contextFactory.CreateDbContext();
+            T entity = await context.Set<T>().FirstOrDefaultAsync((e) => e.Id == id);
+            context.Set<T>().Remove(entity);
+            await context.SaveChangesAsync();
+            return true;
+        }
+        public async Task<T> Update(int id, T entity)
+        {
+            using SewerStammGenDbContext context = _contextFactory.CreateDbContext();
+            entity.Id = id;
+            context.Set<T>().Update(entity);
+            await context.SaveChangesAsync();
+            return entity;
+        }
+
+    }
+}

SewerStammGen.EntityFramework/Services/GenericDataService.cs

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+using Microsoft.EntityFrameworkCore;
+using SewerStammGen.EntityFramework.Services.Common;
+using Shared.Contracts;
+using Shared.Domain;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SewerStammGen.EntityFramework.Services
+{
+    public class GenericDataService<T> : IDataService<T> where T : DBObject
+    {
+        private readonly SewerStammGenDbContextFactory _contextFactory;
+        private readonly NonQueryDataService<T> _nonQueryDataService;
+
+        public GenericDataService(SewerStammGenDbContextFactory contextFactory)
+        {
+            _contextFactory = contextFactory;
+            _nonQueryDataService = new NonQueryDataService<T>(contextFactory);
+        }
+
+        public async Task<T> Create(T entity)
+        {
+            return await _nonQueryDataService.Create(entity);
+        }
+
+        public T CreateNonAsync(T entity)
+        {
+            return _nonQueryDataService.CreateNonAsync(entity);
+        }
+
+        public async Task<bool> Delete(int id)
+        {
+            return await (_nonQueryDataService.Delete(id));
+        }
+
+        public async Task<T> Get(int id)
+        {
+            using(SewerStammGenDbContext context = _contextFactory.CreateDbContext())
+            {
+                T entity = await context.Set<T>().FirstOrDefaultAsync((e) => e.Id == id);
+                return entity;
+            }
+        }
+
+        public async Task<IEnumerable<T>> GetAll()
+        {
+            using (SewerStammGenDbContext context = _contextFactory.CreateDbContext())
+            {
+                IEnumerable<T> entities = await context.Set<T>().ToListAsync();
+                return entities;
+            }
+        }
+
+        public async Task<T> Update(int id, T entity)
+        {
+            return await _nonQueryDataService.Update(id, entity);
+        }
+
+        T IDataService<T>.CreateNonAsync(T entity)
+        {
+            return _nonQueryDataService.CreateNonAsync(entity);
+        }
+    }
+}