sequencer: implement commands to change scenes

src/Sequencer.cpp

@@ -94,5 +94,34 @@ Sequencer::handleEvent(const InputEvent& evt)
     }
 }
 
+void
+doScenes(Args& args, Print& out)
+{
+  out.println("Available scenes: ");
+  for (auto scene : Static<Sequencer>::instance()->scenes()) {
+    out.println(scene.name);
+  }
+}
+
+static String s;
+
+void
+doScene(Args& args, Print& out)
+{
+  s  = args[1];
+  MainLoop::instance()->dispatch(InputEvent{InputEvent::SetPattern, s.c_str()});
+}
+
+const std::vector<Command> _commands = {
+  {"scene", doScene},
+  {"scenes", doScenes}
+};
+
+const std::vector<Command>&
+Sequencer::commands() const
+{
+  return _commands;
+}
+
 STATIC_ALLOC(Sequencer);
 STATIC_TASK(Sequencer);

src/Sequencer.h

@@ -23,6 +23,7 @@ public:
 
     const char* currentSceneName();
     const std::vector<Scene> scenes() const;
+    const std::vector<Command>& commands() const override;
 
 private:
     int m_idx;