Refactor edge unpacking so that it's CH indepenent and we don't repeat ourselves so much.

include/engine/datafacade/datafacade_base.hpp

@@ -66,6 +66,10 @@ class BaseDataFacade
     virtual EdgeID
     FindEdgeIndicateIfReverse(const NodeID from, const NodeID to, bool &result) const = 0;
 
+    virtual EdgeID FindSmallestEdge(const NodeID from,
+                                    const NodeID to,
+                                    const std::function<bool(EdgeData)> filter) const = 0;
+
     // node and edge information access
     virtual util::Coordinate GetCoordinateOfNode(const unsigned id) const = 0;
     virtual OSMNodeID GetOSMNodeIDOfNode(const unsigned id) const = 0;

include/engine/datafacade/internal_datafacade.hpp

@@ -472,6 +472,13 @@ class InternalDataFacade final : public BaseDataFacade
         return m_query_graph->FindEdgeIndicateIfReverse(from, to, result);
     }
 
+    EdgeID FindSmallestEdge(const NodeID from,
+                            const NodeID to,
+                            std::function<bool(EdgeData)> filter) const override final
+    {
+        return m_query_graph->FindSmallestEdge(from, to, filter);
+    }
+
     // node and edge information access
     util::Coordinate GetCoordinateOfNode(const unsigned id) const override final
     {

include/engine/datafacade/shared_datafacade.hpp

@@ -507,6 +507,13 @@ class SharedDataFacade final : public BaseDataFacade
         return m_query_graph->FindEdgeIndicateIfReverse(from, to, result);
     }
 
+    EdgeID FindSmallestEdge(const NodeID from,
+                            const NodeID to,
+                            std::function<bool(EdgeData)> filter) const override final
+    {
+        return m_query_graph->FindSmallestEdge(from, to, filter);
+    }
+
     // node and edge information access
     util::Coordinate GetCoordinateOfNode(const NodeID id) const override final
     {