Extract export menu action planning

src/app_core/document_export.h

@@ -32,6 +32,36 @@ enum class DocumentExportStartDecision {
     unavailable_no_canvas,
 };
 
+enum class DocumentExportMenuKind {
+    jpeg,
+    png,
+    layers,
+    cube_faces,
+    depth,
+    animation_frames,
+    animation_mp4,
+    timelapse,
+};
+
+enum class DocumentExportMenuAction {
+    show_jpeg_dialog,
+    show_png_dialog,
+    show_layers_dialog,
+    show_cube_faces_dialog,
+    show_depth_dialog,
+    show_animation_frames_dialog,
+    show_animation_mp4_dialog,
+    show_timelapse_dialog,
+    show_license_disabled,
+    unavailable_no_canvas,
+};
+
+struct DocumentExportMenuPlan {
+    DocumentExportMenuKind kind = DocumentExportMenuKind::jpeg;
+    DocumentExportMenuAction action = DocumentExportMenuAction::show_jpeg_dialog;
+    bool opens_dialog = true;
+};
+
 [[nodiscard]] constexpr DocumentExportStartDecision plan_document_export_start(
     bool requires_license,
     bool license_valid,
@@ -46,6 +76,74 @@ enum class DocumentExportStartDecision {
         : DocumentExportStartDecision::unavailable_no_canvas;
 }
 
+[[nodiscard]] constexpr bool document_export_menu_requires_license(
+    DocumentExportMenuKind kind) noexcept
+{
+    switch (kind) {
+    case DocumentExportMenuKind::animation_mp4:
+    case DocumentExportMenuKind::timelapse:
+        return true;
+    case DocumentExportMenuKind::jpeg:
+    case DocumentExportMenuKind::png:
+    case DocumentExportMenuKind::layers:
+    case DocumentExportMenuKind::cube_faces:
+    case DocumentExportMenuKind::depth:
+    case DocumentExportMenuKind::animation_frames:
+        return false;
+    }
+
+    return false;
+}
+
+[[nodiscard]] constexpr DocumentExportMenuAction document_export_menu_dialog_action(
+    DocumentExportMenuKind kind) noexcept
+{
+    switch (kind) {
+    case DocumentExportMenuKind::jpeg:
+        return DocumentExportMenuAction::show_jpeg_dialog;
+    case DocumentExportMenuKind::png:
+        return DocumentExportMenuAction::show_png_dialog;
+    case DocumentExportMenuKind::layers:
+        return DocumentExportMenuAction::show_layers_dialog;
+    case DocumentExportMenuKind::cube_faces:
+        return DocumentExportMenuAction::show_cube_faces_dialog;
+    case DocumentExportMenuKind::depth:
+        return DocumentExportMenuAction::show_depth_dialog;
+    case DocumentExportMenuKind::animation_frames:
+        return DocumentExportMenuAction::show_animation_frames_dialog;
+    case DocumentExportMenuKind::animation_mp4:
+        return DocumentExportMenuAction::show_animation_mp4_dialog;
+    case DocumentExportMenuKind::timelapse:
+        return DocumentExportMenuAction::show_timelapse_dialog;
+    }
+
+    return DocumentExportMenuAction::show_jpeg_dialog;
+}
+
+[[nodiscard]] constexpr DocumentExportMenuPlan plan_document_export_menu_action(
+    DocumentExportMenuKind kind,
+    bool has_canvas,
+    bool license_valid) noexcept
+{
+    DocumentExportMenuPlan plan;
+    plan.kind = kind;
+    plan.action = document_export_menu_dialog_action(kind);
+
+    const auto start = plan_document_export_start(
+        document_export_menu_requires_license(kind),
+        license_valid,
+        has_canvas);
+    if (start == DocumentExportStartDecision::show_license_disabled) {
+        plan.action = DocumentExportMenuAction::show_license_disabled;
+        plan.opens_dialog = false;
+    } else if (start == DocumentExportStartDecision::unavailable_no_canvas) {
+        plan.action = DocumentExportMenuAction::unavailable_no_canvas;
+        plan.opens_dialog = false;
+    }
+
+    return plan;
+}
+
 [[nodiscard]] inline pp::foundation::Result<DocumentExportFileTarget> make_document_export_file_target(
     std::string_view work_directory,
     std::string_view document_name,