* Added maintaining Products

* Extended DataModels
* Extended API

FaKrosnoEfDataModel/Services/ProductService.cs

@@ -0,0 +1,39 @@
+using AutoMapper;
+using FaKrosnoEfDataModel.Dtos;
+using FaKrosnoEfDataModel.Entities;
+using Microsoft.EntityFrameworkCore;
+
+namespace FaKrosnoEfDataModel.Services;
+
+public class ProductService : ServiceBase<ProductDto>, IProductService
+{
+    public ProductService(FaKrosnoDbContext context, IMapper mapper) : base(context, mapper)
+    {
+    }
+
+    public async Task<IEnumerable<ProductDto?>> GetEntities()
+    {
+        IList<ProductDto> products = (await GetAll()).ToList();
+
+        return products;
+    }
+
+    public async Task<IEnumerable<ProductDto?>> GetEntitiesToFix(string indexName)
+    {
+        IList<ProductDto> products = (await GetAll()).ToList();
+        
+        return products.Where(x => x?.FaIdx == indexName);
+    }
+    
+    public async Task UpdateEntity(ProductDto entity)
+    {
+        Product? product = await Context.Products.FirstOrDefaultAsync(x => x.ID == entity.ID);
+
+        if (product != null)
+        {
+            product.FaIdx = entity.FaIdx;
+            Context.Products.Update(product);
+            await Context.SaveChangesAsync();
+        }
+    }
+}