Major update

venues/Controllers/VenuesController.cs

@@ -3,12 +3,11 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using AutoMapper;
+using MediatR;
 using Microsoft.AspNetCore.Mvc;
+using Newtonsoft.Json;
 using Venues.Entities;
-using Venues.Filter;
-using Venues.Models;
-using Venues.Services;
-using Venues.Wrappers;
+using Venues.Queries;
 
 namespace Venues.Controllers
 {
@@ -16,40 +15,39 @@ namespace Venues.Controllers
     [Route("api/venues")]
     public class VenuesController : ControllerBase
     {
-        private readonly IVenuesRepository _venuesRepository;
-        private readonly IMapper _mapper;
-        const int maxVenuesPerPage = 50;
+        private readonly ISender _sender;
 
-        public VenuesController(IVenuesRepository venuesRepository, IMapper mapper)
-        {
-            _venuesRepository = venuesRepository ?? throw new ArgumentNullException(nameof(venuesRepository));
-            _mapper = mapper ?? throw new ArgumentNullException(nameof(mapper));
-        }
+        public VenuesController(ISender sender) => _sender = sender;
 
         [HttpGet]
-        public async Task<ActionResult<IEnumerable<VenueDto>>> GetVenues([FromQuery] PaginationFilter filter)
+        public async Task<ActionResult> GetVenues([FromQuery] int pageNumber, [FromQuery] int pageSize)
         {
-            if (filter.PageSize > maxVenuesPerPage)
+            var venues = await _sender.Send(new GetVenuesQuery
             {
-                filter.PageSize = maxVenuesPerPage;
-            }
+                PageNumber = pageNumber,
+                PageSize = pageSize
+            });
 
-            var (venueEntities, paginationMetadata) = await _venuesRepository.GetVenuesAsync(filter.PageNumber, filter.PageSize);
+            Response.Headers.Add("X-Pagination", JsonConvert.SerializeObject(new
+            {
+                venues.CurrentPage,
+                venues.PageSize,
+                venues.TotalCount,
+                venues.TotalPages
+            }));
 
-            return Ok(new PagedResponse<IEnumerable<VenueDto>>(_mapper.Map<IEnumerable<VenueDto>>(venueEntities), paginationMetadata));
+            return Ok(venues);
         }
 
         [HttpGet("{id}")]
-        public async Task<ActionResult<VenueDto>> GetVenue(int id)
+        public async Task<ActionResult> GetVenueById(int id)
         {
-            var venue = await _venuesRepository.GetVenueAsync(id);
-
-            if (venue == null)
+            var venue = await _sender.Send(new GetVenueByIdQuery
             {
-                return NotFound();
-            }
+                VenueId = id
+            });
 
-            return Ok(new Response<VenueDto>(_mapper.Map<VenueDto>(venue)));
+            return Ok(venue);
         }
     }
 }