private static ConnectionString[] GetConnectionString(Connection[] connections)
{
var stringConnection = new ConnectionString[connections.Length];
for (var i = 0; i < connections.Length; ++i)
{
stringConnection[i].Id1 = connections[i].User1Id.ToString();
stringConnection[i].Id2 = connections[i].User2Id.ToString();
}
return stringConnection;
}
public static Guid[] GetShortestPath(Connection[] connections, Guid userId1, Guid userId2)
{
int size;
var stringConnection = GetConnectionString(connections);
var pointer = FindShortestPath(
stringConnection,
stringConnection.Length,
userId1.ToString(),
userId2.ToString(),
out size);
return GetGuidArray(pointer, size);
}
public static Guid[] GetMutualFriends(Connection[] connections, Guid userId1, Guid userId2)
{
if (userId1 == userId2)
{
return null;
}
int size;
var stringConnection = GetConnectionString(connections);
var pointer = FindMutualFriends(
stringConnection,
stringConnection.Length,
userId1.ToString(),
userId2.ToString(),
out size);
return GetGuidArray(pointer, size);
}
