Made console command registry a better usage pattern

engine/include/sophia/application.hpp

@@ -6,6 +6,7 @@
 #include <sophia/asset_registry.hpp>
 #include <sophia/camera_2d.hpp>
 #include <sophia/canvas.hpp>
+#include <sophia/console/console_command_registry.hpp>
 #include <sophia/frame_info.hpp>
 #include <sophia/types.hpp>
 #include <sophia/ui/debug_ui.hpp>
@@ -52,6 +53,8 @@ class Application {
   Camera2D camera;
   std::vector<std::string> args;
 
+  ConsoleCommandRegistry consoleCommandRegistry;
+
   void drawMesh(MeshHandle handle, const glm::mat4& transform);
 
  private:

engine/include/sophia/console/console_command_registry.hpp

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <functional>
+#include <map>
+#include <string>
+#include <vector>
+
+namespace sophia {
+
+class ConsoleCommandRegistry {
+ public:
+  using Handler = std::function<std::string(const std::vector<std::string>&)>;
+
+  struct CommandInfo {
+    std::string name;
+    std::string help;
+  };
+
+  void registerCommand(std::string name, std::string help, Handler handler);
+
+  bool dispatch(const std::string& name, const std::vector<std::string>& args,
+                std::string& outResult) const;
+
+  std::vector<CommandInfo> list() const;
+
+ private:
+  struct Command {
+    std::string help;
+    Handler handler;
+  };
+
+  std::map<std::string, Command> commands;
+};
+
+}  // namespace sophia

engine/include/sophia/ui/debug_ui.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <sophia/console/console_command_registry.hpp>
 #include <sophia/handles.hpp>
 #include <sophia/ui/panel_registry.hpp>
 
@@ -10,7 +11,7 @@ class DebugUI {
   DebugUI(const DebugUI&) = delete;
   DebugUI& operator=(const DebugUI&) = delete;
 
-  explicit DebugUI(PanelRegistry& registry);
+  DebugUI(PanelRegistry& registry, ConsoleCommandRegistry& commands);
   ~DebugUI() = default;
 
   void show();