Major update

sports/Handlers/GetSportByIdQueryHandler.cs

@@ -0,0 +1,25 @@
+using System;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+using Sports.DbContexts;
+using Sports.Entities;
+using Sports.Queries;
+
+namespace Sports.Handlers
+{
+	public class GetSportByIdQueryHandler : IRequestHandler<GetSportByIdQuery, Sport>
+	{
+		private readonly SportsContext _dbContext;
+
+		public GetSportByIdQueryHandler(SportsContext dbContext)
+		{
+			_dbContext = dbContext ?? throw new ArgumentNullException(nameof(dbContext));
+		}
+
+		public async Task<Sport> Handle(GetSportByIdQuery request, CancellationToken cancellationToken)
+		{
+			return await _dbContext.Sports.Where(s => s.Id == request.SportId).FirstOrDefaultAsync();
+		}
+	}
+}
+

sports/Handlers/GetSportsQueryHandler.cs

@@ -0,0 +1,26 @@
+using System;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+using Sports.DbContexts;
+using Sports.Entities;
+using Sports.Helpers;
+using Sports.Queries;
+
+namespace Sports.Handlers
+{
+	public class GetSportsQueryHandler : IRequestHandler<GetSportsQuery, PagedList<Sport>>
+	{
+		private readonly SportsContext _dbContext;
+
+		public GetSportsQueryHandler(SportsContext dbContext)
+		{
+			_dbContext = dbContext ?? throw new ArgumentNullException(nameof(dbContext));
+		}
+
+		public async Task<PagedList<Sport>> Handle(GetSportsQuery request, CancellationToken cancellationToken)
+		{
+			return PagedList<Sport>.ToPagedList(await _dbContext.Sports.ToListAsync(), request.PageNumber, request.PageSize);
+		}
+    }
+}
+