IW4M-Admin/Application/Migration/DatabaseHousekeeping.cs

23 lines
777 B
C#

using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Data.Abstractions;
using Data.Models.Client.Stats;
namespace IW4MAdmin.Application.Migration
{
public static class DatabaseHousekeeping
{
private static readonly DateTime CutoffDate = DateTime.UtcNow.AddMonths(-6);
public static async Task RemoveOldRatings(IDatabaseContextFactory contextFactory, CancellationToken token)
{
await using var context = contextFactory.CreateContext();
var dbSet = context.Set<EFRating>();
var itemsToDelete = dbSet.Where(rating => rating.When <= CutoffDate);
dbSet.RemoveRange(itemsToDelete);
await context.SaveChangesAsync(token);
}
}
}