public virtual BsonDocument PreSave(BsonDocument doc, string[] references = null)
{
var tempId = doc.GetString("_id", "");
if (tempId == "" || tempId == "0" || doc.Get("_id") == BsonNull.Value || tempId == null)
{
doc.Set("_id", SequenceNo.Get(this.TableName).ClaimAsInt());
}
return(doc);
}
public static SequenceNo Get(string id)
{
var q = new FilterDefinitionBuilder <BsonDocument>().Eq("_id", id);
SequenceNo ret = DataHelper.Populate <SequenceNo>("SequenceNos", q).FirstOrDefault();
if (ret == null)
{
ret = new SequenceNo
{
_id = id,
Title = id,
NextNo = 1,
Format = ""
};
}
return(ret);
}
public int ClaimAsInt(bool commit = true)
{
int ret = 0;
var q = new FilterDefinitionBuilder <BsonDocument>().Eq("_id", _id);
SequenceNo sn = DataHelper.Populate <SequenceNo>("SequenceNos", q).FirstOrDefault();
if (sn != null)
{
NextNo = sn.NextNo;
}
ret = NextNo;
if (commit)
{
this.NextNo++;
DataHelper.Save("SequenceNos", new BsonDocument[] { this.ToBsonDocument() });
}
return(ret);
}
public string ClaimAsString(string format = "", bool commit = true)
{
string ret = "";
var q = new FilterDefinitionBuilder <BsonDocument>().Eq("_id", _id);
SequenceNo sn = DataHelper.Populate <SequenceNo>("SequenceNos", q).FirstOrDefault();
if (sn != null)
{
NextNo = sn.NextNo;
}
if (String.IsNullOrEmpty(format))
{
format = Format;
}
ret = (format.Equals("")) ? NextNo.ToString() :
String.Format(format, NextNo);
if (commit)
{
this.NextNo++;
DataHelper.Save("SequenceNos", new BsonDocument[] { this.ToBsonDocument() });
}
return(ret);
}