コード例 #1
0
ファイル: Subscription.cs プロジェクト: jkelin/supercompose
        public async IAsyncEnumerable <ConnectionLog> OnConnectionLog(
            Guid?deploymentId,
            Guid?nodeId,
            Guid?composeId,
            DateTime?after,
            [EnumeratorCancellation] CancellationToken ct = default
            )
        {
            IQueryable <ConnectionLog> query = ctx.ConnectionLogs.OrderBy(x => x.Time);

            if (deploymentId != null)
            {
                query = query.Where(x => x.DeploymentId == deploymentId);
            }
            if (nodeId != null)
            {
                query = query.Where(x => x.NodeId == nodeId);
            }
            if (composeId != null)
            {
                query = query.Where(x => x.ComposeId == composeId);
            }

            query = query.Where(x => x.Time > (after ?? DateTime.UtcNow));

            foreach (var log in await query.ToListAsync(ct))
            {
                yield return(log);
            }

            var sub = await pubSub.OnConnectionLogCreated(ct);

            await foreach (var log in sub.ReadEventsAsync().WithCancellation(ct))
            {
                if (deploymentId != null && log.DeploymentId != deploymentId)
                {
                    continue;
                }
                if (nodeId != null && log.NodeId != nodeId)
                {
                    continue;
                }
                if (composeId != null && log.ComposeId != composeId)
                {
                    continue;
                }
                if (after != null && log.Time < after)
                {
                    continue;
                }

                yield return(log);
            }
        }