IW4M-Admin/Application/Meta/UpdatedAliasResourceQueryHelper.cs

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C#
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using Microsoft.EntityFrameworkCore;
using SharedLibraryCore;
using SharedLibraryCore.Dtos.Meta.Responses;
using SharedLibraryCore.Helpers;
using SharedLibraryCore.Interfaces;
using SharedLibraryCore.QueryHelper;
using System.Linq;
using System.Threading.Tasks;
namespace IW4MAdmin.Application.Meta
{
/// <summary>
/// implementation if IResrouceQueryHerlp
/// used to pull alias changes for given client id
/// </summary>
public class UpdatedAliasResourceQueryHelper : IResourceQueryHelper<ClientPaginationRequest, UpdatedAliasResponse>
{
private readonly ILogger _logger;
private readonly IDatabaseContextFactory _contextFactory;
public UpdatedAliasResourceQueryHelper(ILogger logger, IDatabaseContextFactory contextFactory)
{
_logger = logger;
_contextFactory = contextFactory;
}
public async Task<ResourceQueryHelperResult<UpdatedAliasResponse>> QueryResource(ClientPaginationRequest query)
{
using var ctx = _contextFactory.CreateContext(enableTracking: false);
int linkId = ctx.Clients.First(_client => _client.ClientId == query.ClientId).AliasLinkId;
var iqAliasUpdates = ctx.Aliases
.Where(_alias => _alias.LinkId == linkId)
.Where(_alias => _alias.DateAdded < query.Before)
.Where(_alias => _alias.IPAddress != null)
.OrderByDescending(_alias => _alias.DateAdded)
.Select(_alias => new UpdatedAliasResponse
{
MetaId = _alias.AliasId,
Name = _alias.Name,
IPAddress = _alias.IPAddress.ConvertIPtoString(),
When = _alias.DateAdded,
Type = MetaType.AliasUpdate,
IsSensitive = true
});
var result = (await iqAliasUpdates
.Take(query.Count)
.ToListAsync())
.Distinct();
return new ResourceQueryHelperResult<UpdatedAliasResponse>
{
Results = result, // we can potentially have duplicates
RetrievedResultCount = result.Count()
};
}
}
}