public async Task UpdateProjectionState(string projectionName, long position, CancellationToken cancellationToken)
{
var projectionStateItem = await ProjectionStates.SingleOrDefaultAsync(item => item.Name == projectionName, cancellationToken);
if (projectionStateItem == null)
{
projectionStateItem = new ProjectionStateItem {
Name = projectionName
};
await ProjectionStates.AddAsync(projectionStateItem, cancellationToken);
}
projectionStateItem.Position = position;
}
public async Task SetErrorMessage(string projectionName, string?errorMessage, CancellationToken cancellationToken)
{
var projectionStateItem = await ProjectionStates.SingleOrDefaultAsync(item => item.Name == projectionName, cancellationToken);
if (projectionStateItem == null)
{
projectionStateItem = new ProjectionStateItem
{
Name = projectionName,
Position = -1L
};
await ProjectionStates.AddAsync(projectionStateItem, cancellationToken);
}
projectionStateItem.ErrorMessage = errorMessage;
}
public async Task UpdateProjectionDesiredState(string projectionName, string desiredState, CancellationToken cancellationToken)
{
var projectionStateItem = await ProjectionStates.SingleOrDefaultAsync(item => item.Name == projectionName, cancellationToken);
if (projectionStateItem == null)
{
projectionStateItem = new ProjectionStateItem
{
Name = projectionName,
Position = -1L
};
await ProjectionStates.AddAsync(projectionStateItem, cancellationToken);
}
projectionStateItem.DesiredState = desiredState;
projectionStateItem.DesiredStateChangedAt = DateTimeOffset.UtcNow;
}
public SyndicationStatusResponse(ProjectionStateItem projectionStateItem)
{
ProjectionName = projectionStateItem.Name;
Position = projectionStateItem.Position;
}