Remove scratchpad from learn plugin

Author: jonboiser

kolibri/plugins/learn/assets/src/app.js

@@ -38,13 +38,6 @@ class LearnModule extends KolibriModule {
             actions.redirectToChannelSearch(store);
           },
         },
-        {
-          name: PageNames.SCRATCHPAD,
-          path: '/scratchpad',
-          handler: (toRoute, fromRoute) => {
-            actions.showScratchpad(store);
-          },
-        },
         {
           name: PageNames.CONTENT_UNAVAILABLE,
           path: '/content-unavailable',

kolibri/plugins/learn/assets/src/constants.js

@@ -7,7 +7,6 @@ const PageNames = {
   LEARN_ROOT: 'LEARN_ROOT',
   LEARN_CHANNEL: 'LEARN_CHANNEL',
   LEARN_CONTENT: 'LEARN_CONTENT',
-  SCRATCHPAD: 'SCRATCHPAD',
   CONTENT_UNAVAILABLE: 'CONTENT_UNAVAILABLE',
   SEARCH_ROOT: 'SEARCH_ROOT',
   SEARCH: 'SEARCH',

kolibri/plugins/learn/assets/src/state/actions.js

@@ -463,14 +463,6 @@ function clearSearch(store) {
   });
 }
 
-function showScratchpad(store) {
-  store.dispatch('SET_PAGE_NAME', PageNames.SCRATCHPAD);
-  store.dispatch('SET_PAGE_STATE', {});
-  store.dispatch('CORE_SET_PAGE_LOADING', false);
-  store.dispatch('CORE_SET_ERROR', null);
-  store.dispatch('CORE_SET_TITLE', 'Scratchpad');
-}
-
 function showContentUnavailable(store) {
   store.dispatch('SET_PAGE_NAME', PageNames.CONTENT_UNAVAILABLE);
   store.dispatch('SET_PAGE_STATE', {});
@@ -807,7 +799,6 @@ export {
   showExploreContent,
   showLearnChannel,
   showLearnContent,
-  showScratchpad,
   showContentUnavailable,
   triggerSearch,
   clearSearch,

kolibri/plugins/learn/assets/src/views/index.vue

@@ -56,7 +56,6 @@
   import explorePage from './explore-page';
   import contentPage from './content-page';
   import learnPage from './learn-page';
-  import scratchpadPage from './scratchpad-page';
   import contentUnavailablePage from './content-unavailable-page';
   import coreBase from 'kolibri.coreVue.components.coreBase';
   import channelSwitcher from './channel-switcher';
@@ -81,7 +80,6 @@
       explorePage,
       contentPage,
       learnPage,
-      scratchpadPage,
       contentUnavailablePage,
       coreBase,
       channelSwitcher,
@@ -147,9 +145,6 @@
         if (this.pageName === PageNames.LEARN_CHANNEL) {
           return 'learn-page';
         }
-        if (this.pageName === PageNames.SCRATCHPAD) {
-          return 'scratchpad-page';
-        }
         if (this.pageName === PageNames.CONTENT_UNAVAILABLE) {
           return 'content-unavailable-page';
         }