From c9c4b6caa2a14b7b5a338a6981a616506da7e78f Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Wed, 12 Jun 2024 12:30:48 +0200
Subject: connect the nodes (no segfault edition)

---
 Circuit.cpp  | 10 ++++++++--
 Circuit.h    |  2 ++
 Node.h       |  1 +
 Observer.cpp |  9 +++++----
 4 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/Circuit.cpp b/Circuit.cpp
index 393060f..7da9384 100644
--- a/Circuit.cpp
+++ b/Circuit.cpp
@@ -25,16 +25,22 @@ void Circuit::new_net(string src, vector<string> dests) {
 	nets.push_back(net);
 
 	for (auto dest : dests) {
-		Node * node = nodes.find(dest)->second;
+		Node * node = find_node(dest);
 		if (node == nullptr) continue; // TODO: exception!
 		node->addInput(net);
 	}
 
-	Node * node = nodes.find(src)->second;
+	Node * node = find_node(src);
 	if (node == nullptr) return; // TODO: exception!
 	node->setOutput(net);
 }
 
+Node * Circuit::find_node(string label) {
+	auto map_index = this->nodes.find(label);
+	if (map_index == nodes.end()) return nullptr;
+	return map_index->second;
+}
+
 Circuit::~Circuit() {
 	for (auto & n : nodes)
 		delete n.second;
diff --git a/Circuit.h b/Circuit.h
index e681742..1806293 100644
--- a/Circuit.h
+++ b/Circuit.h
@@ -23,5 +23,7 @@ public:
 private:
 	std::map<string, Node *> nodes = {};
 	vector<Net *> nets = {};
+
+	virtual Node * find_node(string label);
 };
 
diff --git a/Node.h b/Node.h
index 43cfc6c..e6270a7 100644
--- a/Node.h
+++ b/Node.h
@@ -20,6 +20,7 @@ public:
 	virtual void addInput(Net *);
 	virtual void setOutput(Net *);
 	virtual void compare() = 0;
+	int gert = 45;
 
 protected:
 	Node(const char * type);
diff --git a/Observer.cpp b/Observer.cpp
index 1d96ed4..8d9823b 100644
--- a/Observer.cpp
+++ b/Observer.cpp
@@ -1,20 +1,21 @@
-#include "Observer.h"
 #include <iostream>
 
+#include "Observer.h"
+
 void Observer::update(){
 	std::cout << 'a' << std::endl;
 }
 
-void Subject::attach(Observer* obs){
+void Subject::attach(Observer * obs){
 	std::cout << "added" << std::endl;
 	this->observers.push_back(obs);
 }
 
-void Subject::detach(Observer*){
+void Subject::detach(Observer *){
 
 }
 
-// TODO possibly add foo input as update value?
+// TODO: possibly add foo input as update value?
 void Subject::notify() {
 	for (int i = 0; i < this->observers.size(); i++)
 		this->observers[i]->update();
-- 
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