internal List <Document> Get(string collection, string vertexId, ArangoEdgeDirection direction)
{
var request = new Request(RequestType.Edge, HttpMethod.Get);
request.RelativeUri = string.Join("/", _apiUri + "s", collection);
request.QueryString.Add("vertex", vertexId);
request.QueryString.Add("direction", direction.ToString().ToLower());
var response = _connection.Process(request);
var edges = new List <Document>();
switch (response.StatusCode)
{
case HttpStatusCode.OK:
edges = response.Document.List <Document>("edges");
break;
default:
if (response.IsException)
{
throw new ArangoException(
response.StatusCode,
response.Document.String("driverErrorMessage"),
response.Document.String("driverExceptionMessage"),
response.Document.Object <Exception>("driverInnerException")
);
}
break;
}
return(edges);
}
public ArangoQueryOperation EDGES(string collection, string vertexId, ArangoEdgeDirection edgeDirection, ArangoQueryOperation aql)
{
var etom = new Etom();
etom.Type = AQL.EDGES;
var expression = new StringBuilder(collection + ", ");
// if vertex is valid document ID/handle enclose it with single quotes
// otherwise it's most probably variable which shouldn't be enclosed
if (Document.IsId(vertexId))
{
expression.Append("'" + vertexId + "'");
}
else
{
expression.Append(vertexId);
}
expression.Append(", '");
switch (edgeDirection)
{
case ArangoEdgeDirection.In:
expression.Append("inbound");
break;
case ArangoEdgeDirection.Out:
expression.Append("outbound");
break;
case ArangoEdgeDirection.Any:
expression.Append("any");
break;
default:
break;
}
expression.Append("'");
etom.Value = expression;
etom.Children = aql.ExpressionTree;
return(AddEtom(etom));
}
internal List<Document> Get(string collection, string vertexId, ArangoEdgeDirection direction)
{
var request = new Request(RequestType.Edge, HttpMethod.Get);
request.RelativeUri = string.Join("/", _apiUri + "s", collection);
request.QueryString.Add("vertex", vertexId);
request.QueryString.Add("direction", direction.ToString().ToLower());
var response = _connection.Process(request);
var edges = new List<Document>();
switch (response.StatusCode)
{
case HttpStatusCode.OK:
edges = response.Document.List<Document>("edges");
break;
default:
if (response.IsException)
{
throw new ArangoException(
response.StatusCode,
response.Document.String("driverErrorMessage"),
response.Document.String("driverExceptionMessage"),
response.Document.Object<Exception>("driverInnerException")
);
}
break;
}
return edges;
}
/// <summary>
/// Retrieves list of edge documents from collection with specified direction.
/// </summary>
/// <param name="collection">Collection from which will be edges retrieved.</param>
/// <param name="vertexId">Identifier of the start vertex.</param>
/// <param name="direction">Direction of edges to retrieve.</param>
public List <Document> Get(string collection, string vertexId, ArangoEdgeDirection direction = ArangoEdgeDirection.Any)
{
return(_edgeOperation.Get(collection, vertexId, direction));
}