Plan recording worker wake decisions

src/app_core/document_recording.h

@@ -29,6 +29,13 @@ struct RecordingExportPlan {
     int progress_total = 0;
 };
 
+struct RecordingWorkerIterationPlan {
+    bool continue_running = true;
+    bool encode_frame = false;
+    bool clear_dirty_stroke = false;
+    bool update_frame_label = false;
+};
+
 class RecordingServices {
 public:
     virtual ~RecordingServices() = default;
@@ -77,6 +84,20 @@ public:
     };
 }
 
+[[nodiscard]] constexpr RecordingWorkerIterationPlan plan_recording_worker_iteration(
+    bool is_running_after_wake,
+    bool has_encoder,
+    bool has_canvas_document) noexcept
+{
+    const bool encode = is_running_after_wake && has_encoder && has_canvas_document;
+    return {
+        .continue_running = is_running_after_wake,
+        .encode_frame = encode,
+        .clear_dirty_stroke = encode,
+        .update_frame_label = encode,
+    };
+}
+
 [[nodiscard]] inline pp::foundation::Status execute_recording_start_action(
     RecordingStartAction action,
     RecordingServices& services)