Some more fixes and some more errors

src/infrastructure/node.zig

@@ -33,7 +33,10 @@ pub const Node = struct {
     ///
     /// Returns error if the road is not within the node
     pub fn unreferenceRoad(self: *Node, road: *const Road) !void {
-        if (self.roadInList(road)) |i| _ = self.roads.swapRemove(i);
+        if (self.roadInList(road)) |i| {
+            _ = self.roads.swapRemove(i);
+            return;
+        }
 
         return error.InvalidNode;
     }
@@ -43,7 +46,10 @@ pub const Node = struct {
             std.debug.print("Road id = {d}\n", .{road.id});
             std.debug.print("Road to check id = {d}\n", .{road_to_check.id});
             // TODO fix why doesn't 0 == 0 return i
+            std.debug.print("{}\n", .{road.id == road_to_check.id});
+            const res = road.id == road_to_check.id;
             if (road.id == road_to_check.id) return i;
+            if (res) return i;
         }
 
         return null;

src/simulator.zig

@@ -77,15 +77,19 @@ pub const Simulator = struct {
         }
         else if (self.mode == .BUILD and rl.isMouseButtonReleased(.right)) {
             if (self.node_man.temp_node) |node| {
-                // todo
+                // todo proper error handling
                 self.node_man.removeNode(node) catch {};
             }
         }
         else if (self.mode == .DELETE and rl.isMouseButtonReleased(.left) and self.road_man.highlighted_road != null) {
-            // todo
+            const nodes = self.road_man.highlighted_road.?.nodes;
             self.road_man.remove(self.road_man.highlighted_road.?) catch |err| {
                     std.debug.panic("Failed to remove the road: {}\n", .{err});
             };
+
+            // todo proper error handling
+            self.node_man.removeNode(nodes[0]) catch {};
+            self.node_man.removeNode(nodes[1]) catch {};
         }
     }