Add remaining tanks

PamhagenSysCtrl/Helpers/Pipeline/Graph.cs

@@ -22,6 +22,18 @@ namespace PamhagenSysCtrl.Helpers.Pipeline {
             return p;
         }
 
+        public Pipe CreateTwoWayPipe(INode n1, INode n2, bool verticalFirst = false) {
+            Nodes.Add(n1);
+            Nodes.Add(n2);
+            var p = new Pipe(n1, n2, verticalFirst, twoWay: true);
+            n1.Inputs.Add(p);
+            n1.Outputs.Add(p);
+            n2.Inputs.Add(p);
+            n2.Outputs.Add(p);
+            Edges.Add(p);
+            return p;
+        }
+
         public Inlet CreateInlet(INode start, ISink end) {
             Nodes.Add(start);
             Nodes.Add(end);
@@ -32,16 +44,26 @@ namespace PamhagenSysCtrl.Helpers.Pipeline {
             return p;
         }
 
+        public Outlet CreateOutlet(ISource start, INode end) {
+            Nodes.Add(start);
+            Nodes.Add(end);
+            var p = new Outlet(start, end);
+            start.Outputs.Add(p);
+            end.Inputs.Add(p);
+            Edges.Add(p);
+            return p;
+        }
+
         public Path? GetPath(INode start, INode end, Func<INode, bool>? valid = null) {
             if (!Nodes.Contains(start) || !Nodes.Contains(end)) throw new ArgumentException("Start/end node not contained in graph");
             valid ??= a => true;
             List<(IEdge, INode)> hops = [];
             Path? path = null;
             foreach (var o in start.Outputs) {
-                if (!valid(o.End)) {
-                    continue;
-                } else if (o.End == end) {
+                if (o.End == end) {
                     return new(start, [(o, o.End)]);
+                } else if (!valid(o.End)) {
+                    continue;
                 }
 
                 var p = GetPath(o.End, end, valid);