node deletion with connection deletion and signal redistribution implemented

src/connection-manager.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "connection.h"
+#include "node-manager.h"
 #include "raylib.h"
 #include <map>
 #include <vector>
@@ -9,40 +10,42 @@ class ConnectionManager{
 
 	public:
 
-		ConnectionManager() {}
+		ConnectionManager(NodeManager *nm) : nm(nm) {}
+
+		NodeManager *nm;
 
 		std::vector<Connection> connections;
 
-		std::map<Node*, int> counter;
+		std::map<int, int> counter;
 
 		void reset(){
 			counter.clear();
 		}
 
-		Node* next(Node* current, Node* last){
+		int next(int current, int last){
 			std::vector<Connection*> paths;
-			std::vector<Node*> nodes;
+			std::vector<int> node_ids;
 
 			for(auto& p : connections){
 				if((p.v1 == current && p.v1_v2) || (p.v2 == current && p.v2_v1)) {
 					p.active = false;
 					paths.push_back(&p);
-					nodes.push_back( p.v1 == current ? p.v2 : p.v1 );
+					node_ids.push_back( p.v1 == current ? p.v2 : p.v1 );
 				}
 			}
 		
 			if(paths.size() == 2) {
-				Node* next = nodes[0] == last ? nodes[1] : nodes[0];
+				int next = node_ids[0] == last ? node_ids[1] : node_ids[0];
 				if(paths[0]->v1 == next || paths[0]->v2 == next) paths[0]->active = true;
 				if(paths[1]->v1 == next || paths[1]->v2 == next) paths[1]->active = true;
 				return next;
 			}
 
-			if(paths.empty()) return nullptr;
+			if(paths.empty()) return -1;
 			
 			int return_path = 0;
 			
-			if(current->mode == Distribution::ROUNDROBIN){
+			if(nm->nodes.at(current).mode == Distribution::ROUNDROBIN){
 				if(counter.find(current) == counter.end()) {
 					counter[current] = 0;
 				} else {
@@ -50,15 +53,15 @@ class ConnectionManager{
 					return_path = counter[current];
 				}
 			}
-			if(current->mode == Distribution::RANDOM){
+			if(nm->nodes.at(current).mode == Distribution::RANDOM){
 				return_path = rand() % paths.size();
 			}
 			paths.at(return_path)->active = true;
 			return paths.at(return_path)->v1 == current ? paths.at(return_path)->v2 : paths.at(return_path)->v1;
 		}
 
-		void addConnection(Node *from, Node *to){
-			connections.emplace_back(from, to);
+		void addConnection(int from, int to){
+			connections.emplace_back(&nm->nodes, from, to);
 		}
 
 		void drawConnections(Vec2D<float> *mouse_pos, Camera2D *cam){