refactor: Viewports state (#1218)

* Organize viewports reducers

* Organize viewports actions

* Add local state to store dom node and remove hack

* Comment usage of dom in vtk

* Fix set of enabledElements

* Fix warning in html viewport

* Update docs for state

* Add commandsmanager to commandsmodule

platform/core/src/extensions/ExtensionManager.test.js

@@ -49,7 +49,7 @@ describe('ExtensionManager.js', () => {
       expect(fakeExtension.preRegistration.mock.calls.length).toBe(1);
     });
 
-    it('calls preRegistration() passing configuration and servicesManager instance for extension', () => {
+    it('calls preRegistration() passing configuration along with servicesManager and commandsManager instances for extension', () => {
       const configuration = { config: 'Some configuration' };
       extensionManager._servicesManager = { services: { TestService: {} } };
 
@@ -60,6 +60,7 @@ describe('ExtensionManager.js', () => {
       // Assert
       expect(fakeExtension.preRegistration.mock.calls[0][0]).toEqual({
         servicesManager: extensionManager._servicesManager,
+        commandsManager: extensionManager._commandsManager,
         configuration,
       });
     });
@@ -134,7 +135,7 @@ describe('ExtensionManager.js', () => {
       );
     });
 
-    it('successfully passes a servicesManager instance to each module', () => {
+    it('successfully passes a servicesManager and commandsManager instances to each module', () => {
       extensionManager._servicesManager = { services: { TestService: {} } };
 
       const extension = {
@@ -150,6 +151,7 @@ describe('ExtensionManager.js', () => {
 
       expect(extension.getViewportModule.mock.calls[0][0]).toEqual({
         servicesManager: extensionManager._servicesManager,
+        commandsManager: extensionManager._commandsManager,
       });
     });