private GremlinQuery CreateAddEdgeExpression(string label, GremlinContext g)
{
var expression = g.V(FromId).As("t").V(ToId).AddE(label).To("t");
//if (AddReverse) return expression.V().V(ToId).As("y").V(FromId).AddE(ReverseLabel??label).To("y");
return(expression);
}
public static GremlinQuery SiblingQuery(GremlinContext g)
{
var q = g.V().Has("name", "Sanne").As("s") //find start
.In("parent").Out("parent") //navigate to siblings
.Where(p => p.Without("s")).Dedup();
return(q);
}
private GremlinQuery SiblingQuery(GremlinContext g)
{
var q = g.V().Has("name", "Sanne").As("s") //find start
.In("parent").Out("parent") //navigate to siblings
.Where(p => p.Without("s")).Dedup();
_output.WriteLine(q.CompileQuery());
return(q);
}
public static async Task <IEnumerable <T> > GetTypedAsync <T>(this IEdgeGraphSet <T> graphSet,
Func <GremlinQuery <T>, GremlinQuery <T> > query) where T : IEdgeEntity
{
var g = graphSet as EdgeGraphSet <T>;
//var context= new GremlinContext<T>(g._context);
//var baseQuery = context.G();
//var q = query.Invoke(baseQuery);
return(await graphSet.GetAsync(gremlinContext =>
{
var context = new GremlinContext <T>(g._context);
var baseQuery = context.G();
var q = query.Invoke(baseQuery);
return q;
}));
}
private GremlinQuery CreateAddEdgeExpression(string label, GremlinContext g, IDictionary <string, object> properties)
{
try
{
var expression = g.V(FromId).As("t").V(ToId).As("s").AddE(label).Property("id", $"{Guid.NewGuid().ToString()}").From("s").To("t");
foreach (var property in properties)
{
expression = expression.Property(property.Key, property.Value);
}
return(expression);
}
catch (System.Exception ex)
{
throw;
}
}
