RepositoryModel implemented

H_PLUS_Sports/Repositories/OrderItemRepository.cs

@@ -0,0 +1,55 @@
+using H_Plus_Sports.Contracts;
+using H_Plus_Sports.Models;
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
+namespace H_Plus_Sports.Repositories
+{
+    public class OrderItemRepository : IOrderItemRepository
+    {
+        private H_Plus_SportsContext _context;
+
+        public OrderItemRepository(H_Plus_SportsContext context)
+        {
+            _context = context;
+        }
+
+        public IEnumerable<OrderItem> GetAll()
+        {
+            return _context.OrderItem;
+        }
+
+        public async Task<OrderItem> Add(OrderItem orderItem)
+        {
+            await _context.OrderItem.AddAsync(orderItem);
+            await _context.SaveChangesAsync();
+            return orderItem;
+        }
+
+        public async Task<OrderItem> Find(int id)
+        {
+            return await _context.OrderItem.Include(orderItem => orderItem.Order).Include(orderItem => orderItem.Product).SingleOrDefaultAsync(a => a.OrderItemId == id);
+        }
+
+        public async Task<OrderItem> Remove(int id)
+        {
+            var orderItem = await _context.OrderItem.SingleAsync(a => a.OrderItemId == id);
+            _context.OrderItem.Remove(orderItem);
+            await _context.SaveChangesAsync();
+            return orderItem;
+        }
+
+        public async Task<OrderItem> Update(OrderItem orderItem)
+        {
+            _context.OrderItem.Update(orderItem);
+            await _context.SaveChangesAsync();
+            return orderItem;
+        }
+
+        public async Task<bool> Exists(int id)
+        {
+            return await _context.OrderItem.AnyAsync(e => e.OrderItemId == id);
+        }
+    }
+}