public bool IssueId <T>(IdContext_I context, T identifier)
where T : Identifier_I
{
lock (context.SyncRoot)
{
bool availableRangeUpdated = false;
if (context.AvailableRange == null || context.AvailableRange.LastIssuedId >= context.AvailableRange.EndInclusive || context.AvailableRange.StartInclusive == 0 || context.AvailableRange.EndInclusive == 0)
{
context.AvailableRange = IssueNextAvailableRange(context);
XSettings.SetAndPersist(LastIdIssuedKey, context.AvailableRange.EndInclusive.ToString());
availableRangeUpdated = true;
}
identifier.Value = (++context.AvailableRange.LastIssuedId);
return(availableRangeUpdated);
}
}
public void Initialize(IdContext_I context)
{
if (XSettings.GetString(LastIdIssuedKey, out string lastIdIssued) &&
!string.IsNullOrEmpty(lastIdIssued) &&
Int64.TryParse(lastIdIssued, out long lastId))
{
context.AvailableRange = new AvailableIdRange()
{
LastIssuedId = lastId
};
return;
}
XSettings.SetAndPersist(LastIdIssuedKey, "0");
context.AvailableRange = new AvailableIdRange()
{
LastIssuedId = 0
};
}