Files
ersatztv/ErsatzTV.Application/MediaCollections/Queries/GetPagedSmartCollectionsHandler.cs
T
Jason DoveandGitHub c02b83d0d6 code cleanup (#743)
* update tools

* run code cleanup

* update dependencies
2022-04-19 17:47:18 -05:00

34 lines
1.4 KiB
C#

using Dapper;
using ErsatzTV.Infrastructure.Data;
using Microsoft.EntityFrameworkCore;
using static ErsatzTV.Application.MediaCollections.Mapper;
namespace ErsatzTV.Application.MediaCollections;
public class GetPagedSmartCollectionsHandler : IRequestHandler<GetPagedSmartCollections, PagedSmartCollectionsViewModel>
{
private readonly IDbContextFactory<TvContext> _dbContextFactory;
public GetPagedSmartCollectionsHandler(IDbContextFactory<TvContext> dbContextFactory) =>
_dbContextFactory = dbContextFactory;
public async Task<PagedSmartCollectionsViewModel> Handle(
GetPagedSmartCollections request,
CancellationToken cancellationToken)
{
await using TvContext dbContext = await _dbContextFactory.CreateDbContextAsync(cancellationToken);
int count = await dbContext.Connection.QuerySingleAsync<int>(@"SELECT COUNT (*) FROM SmartCollection");
List<SmartCollectionViewModel> page = await dbContext.SmartCollections.FromSqlRaw(
@"SELECT * FROM SmartCollection
ORDER BY Name
COLLATE NOCASE
LIMIT {0} OFFSET {1}",
request.PageSize,
request.PageNum * request.PageSize)
.ToListAsync(cancellationToken)
.Map(list => list.Map(ProjectToViewModel).ToList());
return new PagedSmartCollectionsViewModel(count, page);
}
}