Files
Swarm/DysonNetwork.Pass/Rewind/PassRewindService.cs

50 lines
1.6 KiB
C#

using System.Linq;
using DysonNetwork.Shared.Proto;
using Microsoft.EntityFrameworkCore;
using NodaTime;
namespace DysonNetwork.Pass.Rewind;
/// <summary>
/// Although the pass uses the rewind service call internally, no need for grpc.
/// But we created a service that produce the grpc type for consistency.
/// </summary>
public class PassRewindService(AppDatabase db)
{
public async Task<RewindEvent> CreateRewindEvent(Guid accountId, int year)
{
var startDate = Instant.FromDateTimeUtc(new DateTime(year - 1, 12, 26));
var endDate = Instant.FromDateTimeUtc(new DateTime(year, 12, 26));
var checkInDates = await db.AccountCheckInResults
.Where(a => a.CreatedAt >= startDate && a.CreatedAt < endDate)
.Where(a => a.AccountId == accountId)
.Select(a => a.CreatedAt.ToDateTimeUtc().Date)
.Distinct()
.OrderBy(d => d)
.ToListAsync();
var maxCheckInStrike = 0;
if (checkInDates.Count != 0)
{
maxCheckInStrike = checkInDates
.Select((d, i) => new { Date = d, Index = i })
.GroupBy(x => x.Date.Subtract(new TimeSpan(x.Index, 0, 0, 0)))
.Select(g => g.Count())
.Max();
}
var data = new Dictionary<string, object?>
{
["max_check_in_strike"] = maxCheckInStrike,
};
return new RewindEvent
{
ServiceId = "pass",
AccountId = accountId.ToString(),
Data = GrpcTypeHelper.ConvertObjectToByteString(data)
};
}
}