Fix single quiz selection flow

kolibri/core/assets/src/api-resources/contentNode.js

@@ -89,9 +89,6 @@ export default new Resource({
   fetchDescendantsAssessments(ids) {
     return this.getListEndpoint('descendants_assessments', { ids });
   },
-  fetchNodeAssessments(ids) {
-    return this.getListEndpoint('node_assessments', { ids });
-  },
   fetchRecommendationsFor(id, getParams) {
     return this.fetchDetailCollection('recommendations_for', id, getParams);
   },

kolibri/core/assets/src/constants.js

@@ -194,3 +194,7 @@ export const Presets = Object.freeze({
   FORMAL: 'formal',
   NONFORMAL: 'nonformal',
 });
+
+// This should be kept in sync with the value in
+// kolibri/core/exams/constants.py
+export const MAX_QUESTIONS_PER_QUIZ_SECTION = 50;

kolibri/core/assets/src/exams/utils.js

@@ -1,6 +1,6 @@
 import uniq from 'lodash/uniq';
 import some from 'lodash/some';
-import { v4 as uuidv4 } from 'uuid';
+import { MAX_QUESTIONS_PER_QUIZ_SECTION } from 'kolibri.coreVue.vuex.constants';
 import { ExamResource, ContentNodeResource } from 'kolibri.resources';
 
 /*
@@ -96,17 +96,26 @@ function annotateQuestionsWithItem(questions) {
 export function convertExamQuestionSourcesV2toV3({ question_sources, learners_see_fixed_order }) {
   // In V2, question_sources are questions so we add them
   // to the newly created section's `questions` property
-  const questions = question_sources;
-  return [
-    {
-      section_id: uuidv4(),
+  const questions = question_sources.map(item => {
+    return {
+      ...item,
+      // Overwrite the exercise title as the question title
+      // is user editable in the V3 schema, so we set it to
+      // blank to indicate it has not been set by an editor.
+      title: '',
+    };
+  });
+  const sections = [];
+
+  while (questions.length > 0) {
+    sections.push({
       section_title: '',
       description: '',
-      questions,
+      questions: questions.splice(0, MAX_QUESTIONS_PER_QUIZ_SECTION),
       learners_see_fixed_order,
-      question_count: questions.length,
-    },
-  ];
+    });
+  }
+  return sections;
 }
 
 /**

kolibri/core/assets/src/objectSpecs.js

@@ -186,8 +186,7 @@ export function objectWithDefaults(object, spec) {
     // set defaults if necessary
     if (isUndefined(cloned[dataKey]) && !isUndefined(options.default)) {
       // arrays and objects need to use a function to return defaults
-      const needsFunction = options.type === Array || options.type === Object;
-      if (needsFunction && options.default !== null) {
+      if (options.default instanceof Function) {
         cloned[dataKey] = options.default();
       }
       // all other types can be assigned directly

kolibri/core/assets/test/exams/utils.spec.js

@@ -1,5 +1,6 @@
 import map from 'lodash/map';
 import { ContentNodeResource } from 'kolibri.resources';
+import { MAX_QUESTIONS_PER_QUIZ_SECTION } from 'kolibri.coreVue.vuex.constants';
 import { convertExamQuestionSources } from '../../src/exams/utils';
 
 // map of content IDs to lists of question IDs
@@ -116,21 +117,21 @@ describe('exam utils', () => {
         {
           exercise_id: 'E1',
           question_id: 'Q1',
-          title: 'Question 1',
+          title: '',
           counter_in_exercise: 1,
           item: 'E1:Q1',
         },
         {
           exercise_id: 'E1',
           question_id: 'Q2',
-          title: 'Question 2',
+          title: '',
           counter_in_exercise: 2,
           item: 'E1:Q2',
         },
         {
           exercise_id: 'E2',
           question_id: 'Q1',
-          title: 'Question 1',
+          title: '',
           counter_in_exercise: 1,
           item: 'E2:Q1',
         },
@@ -139,16 +140,12 @@ describe('exam utils', () => {
 
     it('returns an array of newly structured objects with old question sources in questions', async () => {
       const converted = await convertExamQuestionSources(exam);
-      // The section id is randomly generated so just test that it is there and is set on the object
-      expect(converted.question_sources[0].section_id).toBeTruthy();
       expect(converted.question_sources).toEqual([
         {
-          section_id: converted.question_sources[0].section_id,
           section_title: '',
           description: '',
           questions: expectedSources.sort(),
           learners_see_fixed_order: true,
-          question_count: 3,
         },
       ]);
     });
@@ -163,17 +160,15 @@ describe('exam utils', () => {
       const converted = await convertExamQuestionSources(exam);
       expect(converted.question_sources).toEqual([
         {
-          section_id: converted.question_sources[0].section_id,
           section_title: '',
           description: '',
           questions: expectedSources.sort(),
           learners_see_fixed_order: false,
-          question_count: 3, // There are only 3 questions in the question_sources
         },
       ]);
     });
   });
-  describe('convertExamQuestionSources converting from V1 to V2', () => {
+  describe('convertExamQuestionSources converting from V1 to V3', () => {
     it('returns a question_sources array with a counter_in_exercise field', async () => {
       const exam = {
         data_model_version: 1,
@@ -200,21 +195,21 @@ describe('exam utils', () => {
         {
           exercise_id: 'E1',
           question_id: 'Q1',
-          title: 'Question 1',
+          title: '',
           counter_in_exercise: 1,
           item: 'E1:Q1',
         },
         {
           exercise_id: 'E1',
           question_id: 'Q2',
-          title: 'Question 2',
+          title: '',
           counter_in_exercise: 2,
           item: 'E1:Q2',
         },
         {
           exercise_id: 'E2',
           question_id: 'Q1',
-          title: 'Question 1',
+          title: '',
           counter_in_exercise: 1,
           item: 'E2:Q1',
         },
@@ -244,22 +239,43 @@ describe('exam utils', () => {
         {
           question_id: 'Q1',
           exercise_id: 'E1',
-          title: 'Question 1',
+          title: '',
           counter_in_exercise: 4000,
           item: 'E1:Q1',
         },
         {
           question_id: 'Q1',
           exercise_id: 'E2',
-          title: 'Question 2',
+          title: '',
           counter_in_exercise: 1,
           item: 'E2:Q1',
         },
       ]);
     });
+    it('renames creates multiple sections if the questions are longer than MAX_QUESTIONS_PER_QUIZ_SECTION', async () => {
+      const question_sources = [];
+      for (let i = 0; i < MAX_QUESTIONS_PER_QUIZ_SECTION + 1; i++) {
+        question_sources.push({
+          exercise_id: 'E1',
+          question_id: `Q${i}`,
+          title: `Question ${i + 1}`,
+          counter_in_exercise: i + 1,
+        });
+      }
+      const exam = {
+        data_model_version: 1,
+        question_sources,
+      };
+      const converted = await convertExamQuestionSources(exam);
+      expect(converted.question_sources.length).toEqual(2);
+      expect(converted.question_sources[0].questions.length).toEqual(
+        MAX_QUESTIONS_PER_QUIZ_SECTION
+      );
+      expect(converted.question_sources[1].questions.length).toEqual(1);
+    });
   });
 
-  describe('convertExamQuestionSources converting from V0 to V2', () => {
+  describe('convertExamQuestionSources converting from V0 to V3', () => {
     it('should return 10 specific ordered questions from 3 exercises', async () => {
       const exam = {
         data_model_version: 0,
@@ -303,61 +319,61 @@ describe('exam utils', () => {
           counter_in_exercise: 16,
           question_id: 'fc60ecb9f83f505fa31e734e517e6523',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 13,
           question_id: 'd4623921a2ef5ddaa39048c0f7a6fe06',
           exercise_id: 'b186a2a3ae8e51dd867614db03eb3783',
-          title: 'Find 1 more or 1 less than a number',
+          title: '',
         },
         {
           counter_in_exercise: 6,
           question_id: '2f5fdbc49ce35310abf49971867ac94e',
           exercise_id: 'b186a2a3ae8e51dd867614db03eb3783',
-          title: 'Find 1 more or 1 less than a number',
+          title: '',
         },
         {
           counter_in_exercise: 15,
           question_id: '19421254d90d520d981bd07fd6ede9b2',
           exercise_id: 'b9444e7d11395946b2e14edb5dc4670f',
-          title: 'Count in order',
+          title: '',
         },
         {
           counter_in_exercise: 1,
           question_id: '1e0ce47a58465b2cb298acd3b893dce5',
           exercise_id: 'b9444e7d11395946b2e14edb5dc4670f',
-          title: 'Count in order',
+          title: '',
         },
         {
           counter_in_exercise: 10,
           question_id: 'd3ac055fa4ad599bbd30a00eaeb93e5e',
           exercise_id: 'b186a2a3ae8e51dd867614db03eb3783',
-          title: 'Find 1 more or 1 less than a number',
+          title: '',
         },
         {
           counter_in_exercise: 1,
           question_id: 'a5f508eb2ba05d429812dc43b577ef03',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 17,
           question_id: '8358fbbd0a285e9d99da558094eabd4c',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 2,
           question_id: '3aeb023925e35001865091de1fb4d3ae',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 3,
           question_id: 'a654dec351af5bdf937566e46b7c2fc3',
           exercise_id: 'b9444e7d11395946b2e14edb5dc4670f',
-          title: 'Count in order',
+          title: '',
         },
       ];
 
@@ -386,61 +402,61 @@ describe('exam utils', () => {
           counter_in_exercise: 20,
           question_id: 'fc5958e2a67d5cd2bd48962e9e1c35c3',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 3,
           question_id: 'beb5eae9491c564fb6bc5b9c1421d085',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 2,
           question_id: '3aeb023925e35001865091de1fb4d3ae',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 17,
           question_id: '8358fbbd0a285e9d99da558094eabd4c',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 6,
           question_id: '4dd2526065ee572998a06b1fdae9cb4b',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 5,
           question_id: '10e6239f9cf35b75b0cf75ca7f7e6a14',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 12,
           question_id: 'e92a277052cf56e2aaae44338fa0bfec',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 9,
           question_id: '6ef7996754de54ad92b660d06436976c',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 4,
           question_id: 'b19341ebca9a5bdb817cdc31b8d62993',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 8,
           question_id: 'e226724765085214acfb807942918fed',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
       ];
       expect(converted.question_sources[0].questions).toEqual(
@@ -478,19 +494,19 @@ describe('exam utils', () => {
           counter_in_exercise: 9,
           question_id: '6ef7996754de54ad92b660d06436976c',
           exercise_id: '69e5e6abf479581483d441b83d7d76f4',
-          title: 'Count with small numbers',
+          title: '',
         },
         {
           counter_in_exercise: 2,
           question_id: '952857e446b95c5da36226f59237ffcc',
           exercise_id: 'b9444e7d11395946b2e14edb5dc4670f',
-          title: 'Count in order',
+          title: '',
         },
         {
           counter_in_exercise: 7,
           question_id: '5a56a46b261d5ff7b3f870cf09c6952f',
           exercise_id: 'b186a2a3ae8e51dd867614db03eb3783',
-          title: 'Find 1 more or 1 less than a number',
+          title: '',
         },
       ];
       expect(converted.question_sources[0].questions).toEqual(