From 789a16e4e97d4050bb8db9cc3aebb01e807ac8c7 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Wed, 10 Mar 2021 01:54:40 +0000
Subject: Push more RailLinks logic down into NetworkOf

---
 game/network/network.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'game/network/network.h')

diff --git a/game/network/network.h b/game/network/network.h
index c42f056..c6d4dfa 100644
--- a/game/network/network.h
+++ b/game/network/network.h
@@ -23,6 +23,8 @@ public:
 	[[nodiscard]] std::pair<NodePtr, bool> newNodeAt(glm::vec3);
 
 protected:
+	static void joinLinks(const LinkPtr & l, const LinkPtr & ol);
+
 	using Nodes = std::set<NodePtr, PtrSorter<NodePtr>>;
 	Nodes nodes;
 	std::shared_ptr<Texture> texture;
@@ -33,8 +35,19 @@ protected:
 	using Network::Network;
 
 	Collection<T> links;
+	void joinLinks(const LinkPtr &) const;
 
 public:
+	template<typename L, typename... Params>
+	std::shared_ptr<L>
+	addLink(glm::vec3 a, glm::vec3 b, Params &&... params) requires std::is_base_of_v<T, L>
+	{
+		const auto node1 = nodeAt(a), node2 = nodeAt(b);
+		auto l {links.template create<L>(node1, node2, std::forward<Params>(params)...)};
+		joinLinks(l);
+		return l;
+	}
+
 	void render(const Shader &) const override;
 };
 
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