public async Task Handle(long streamPosition, ProjectEvents.ToggleStateDeleted @event, CancellationToken stoppingToken)
{
var eventAudit = CreateEventAudit(streamPosition, @event);
var storeKey = Projection.StoreKey(@event.Id, @event.EnvironmentKey);
var environmentState = (await Projections.Get(storeKey).ConfigureAwait(false)).EnvironmentState;
environmentState.DeleteToggleState(CreateEventAudit(streamPosition, @event), @event.ToggleKey);
var projection = Projection.Create(eventAudit, environmentState);
await Projections.Update(storeKey, projection).ConfigureAwait(false);
}
public async Task Handle(long streamPosition, ProjectEvents.ProjectCreated @event, CancellationToken stoppingToken)
{
var eventAudit = CreateEventAudit(streamPosition, @event);
var storeKey = Projection.StoreKey(@event.AccountId);
var account = (await Projections.Get(storeKey).ConfigureAwait(false)).Account;
account.SetProjectName(eventAudit, @event.Id, @event.Name);
var projection = Projection.Create(eventAudit, account);
await Projections.Update(storeKey, projection).ConfigureAwait(false);
}
public async Task Handle(long streamPosition, ProjectEvents.ToggleAdded @event, CancellationToken stoppingToken)
{
var eventAudit = CreateEventAudit(streamPosition, @event);
var storeKey = Projection.StoreKey(@event.Id);
var project = (await Projections.Get(storeKey).ConfigureAwait(false)).Project;
project.AddToggle(CreateEventAudit(streamPosition, @event), @event.Key, @event.Name);
var projection = Projection.Create(eventAudit, project);
await Projections.Update(storeKey, projection).ConfigureAwait(false);
}
private async Task CreateOrUpdateToggleState(EventAudit eventAudit, Guid projectId, string environmentKey, string toggleKey, string toggleValue)
{
Projection projection;
Model.ToggleState toggleState;
bool toggleWasCreated = false;
var storeKey = Projection.StoreKey(projectId, toggleKey);
try
{
projection = await Projections.Get(storeKey).ConfigureAwait(false);
if (projection.Audit.StreamPosition >= eventAudit.StreamPosition)
{
return;
}
toggleState = projection.ToggleState;
}
catch (ProjectionNotFoundException)
{
// TODO: fix this so we don't have to catch the an exception!
toggleState = Model.ToggleState.Create(eventAudit);
toggleWasCreated = true;
}
toggleState.AddEnvironmentState(eventAudit, environmentKey, toggleValue);
projection = Projection.Create(eventAudit, toggleState);
if (toggleWasCreated)
{
await Projections.Create(storeKey, projection).ConfigureAwait(false);
}
else
{
await Projections.Update(storeKey, projection).ConfigureAwait(false);
}
}
private async Task UpdateOrDeleteToggleState(EventAudit eventAudit, Guid projectId, string environmentKey, string toggleKey)
{
var storeKey = Projection.StoreKey(projectId, toggleKey);
var projection = await Projections.Get(storeKey).ConfigureAwait(false);
if (projection.Audit.StreamPosition >= eventAudit.StreamPosition)
{
return;
}
var toggleState = projection.ToggleState;
toggleState.DeleteEnvironmentState(eventAudit, environmentKey);
projection = Projection.Create(eventAudit, toggleState);
if (projection.ToggleState.EnvironmentStates.Any())
{
await Projections.Update(storeKey, projection).ConfigureAwait(false);
}
else
{
await Projections.Delete(storeKey).ConfigureAwait(false);
}
}