public DataResult Delete(ICypherFluentQuery query)
{
try
{
query.ExecuteWithoutResults();
return(CreateDataResult(query.Query.QueryText, 1, default(T), DataResultType.Success,
"Node deleted", "Node deleted"));
}
catch (DbException exception)
{
return(CreateDataResult(query.Query.QueryText, 0, default(T), DataResultType.UnableToDeleteRecord,
"Delete failed", "Delete failed", null, exception));
}
}
public void ExecuteWithoutResults(ICypherFluentQuery cypher)
{
try
{
if (Connection.IsConnected)
{
cypher.ExecuteWithoutResults();
}
else
{
Console.WriteLine("It seems like you don't have a connection with Neo4j... \n" +
"Make sure that an instance of Neo4j is connected and running before calling any cyphers.");
}
}
catch (NeoException e)
{
throw new Exception("There was an error when executing the cypher: \n" +
"\"" + e.Message + "\"");
}
finally
{
Connection.Dispose();
}
}
public void Execute(ICypherFluentQuery cypher)
{
ProcessStacks();
foreach (var query in _queryStack)
{
if (query.QueryType == QueryTypeEnum.Match)
{
cypher = cypher.Match(query.QueryString);
continue;
}
if (query.QueryType == QueryTypeEnum.OptionalMatch)
{
cypher = cypher.OptionalMatch(query.QueryString);
continue;
}
if (query.QueryType == QueryTypeEnum.Where)
{
cypher = cypher.Where(query.QueryString);
continue;
}
if (query.QueryType == QueryTypeEnum.Create)
{
cypher = cypher.Create(query.QueryString);
continue;
}
if (query.QueryType == QueryTypeEnum.Merge)
{
cypher = cypher.Merge(query.QueryString);
continue;
}
if (query.QueryType == QueryTypeEnum.Delete)
{
cypher = cypher.Delete(query.QueryString);
continue;
}
if (query.QueryType == QueryTypeEnum.With)
{
cypher = cypher.With(query.QueryString);
continue;
}
}
cypher.ExecuteWithoutResults();
}
