/// <summary>
/// Called by the to indicate that a
/// synchronization session has started.
/// </summary>
public virtual async Task <(SyncContext, SyncConfiguration)> BeginSessionAsync(SyncContext context, MessageBeginSession message)
{
try
{
lock (this)
{
if (this.syncInProgress)
{
throw new InProgressException("Synchronization already in progress");
}
this.syncInProgress = true;
}
// Progress & interceptor
context.SyncStage = SyncStage.BeginSession;
var sessionArgs = new SessionBeginArgs(context, null, null);
this.ReportProgress(context, sessionArgs);
await this.InterceptAsync(sessionArgs);
return(context, message.Configuration);
}
catch (Exception ex)
{
throw new SyncException(ex, SyncStage.BeginSession);
}
}
/// <summary>
/// Called by the to indicate that a
/// synchronization session has started.
/// </summary>
public virtual async Task <SyncContext> BeginSessionAsync(SyncContext context,
CancellationToken cancellationToken, IProgress <ProgressArgs> progress = null)
{
context.SyncStage = SyncStage.BeginSession;
// Progress & interceptor
var sessionArgs = new SessionBeginArgs(context, null, null);
this.ReportProgress(context, progress, sessionArgs);
await this.InterceptAsync(sessionArgs).ConfigureAwait(false);
return(context);
}
/// <summary>
/// Called by the to indicate that a
/// synchronization session has started.
/// </summary>
public async Task BeginSessionAsync(CancellationToken cancellationToken = default, IProgress <ProgressArgs> progress = null)
{
if (!this.StartTime.HasValue)
{
this.StartTime = DateTime.UtcNow;
}
// Get context or create a new one
var ctx = this.GetContext();
ctx.SyncStage = SyncStage.BeginSession;
// Progress & interceptor
var sessionArgs = new SessionBeginArgs(ctx, null, null);
await this.InterceptAsync(sessionArgs, cancellationToken).ConfigureAwait(false);
this.ReportProgress(ctx, progress, sessionArgs);
}