refactor: add ContentControl class

src/content/ContentControl.hpp

@@ -0,0 +1,48 @@
+#pragma once
+
+#include <memory>
+#include <vector>
+#include <string>
+#include <functional>
+
+class Content;
+struct ContentPack;
+class EnginePaths;
+class Input;
+
+namespace io {
+    class path;
+}
+
+class ContentControl {
+public:
+    ContentControl(std::function<void()> postContent);
+    ~ContentControl();
+
+    Content* get();
+
+    std::vector<std::string>& getBasePacks();
+
+    void resetContent(
+        EnginePaths& paths, Input& input, std::vector<ContentPack>& packs
+    );
+
+    void loadContent(
+        EnginePaths& paths,
+        Input& input,
+        std::vector<ContentPack>& packs,
+        const std::vector<std::string>& names
+    );
+
+    void loadContent(
+        EnginePaths& paths,
+        Input& input,
+        std::vector<ContentPack>& packs
+    );
+
+    std::vector<io::path> getDefaultSources();
+private:
+    std::unique_ptr<Content> content;
+    std::vector<std::string> basePacks;
+    std::function<void()> postContent;
+};