add update challenge with tests

common/locales/en/api-v3.json

@@ -50,6 +50,7 @@
   "winnerIdRequired": "\"winnerId\" must be a valid UUID.",
   "challengeNotFound": "Challenge not found.",
   "onlyLeaderDeleteChal": "Only the challenge leader can delete it.",
+  "onlyLeaderUpdateChal": "Only the challenge leader can update it.",
   "winnerNotFound": "Winner with id \"<%= userId %>\" not found or not part of the challenge.",
   "noCompletedTodosChallenge": "\"includeComepletedTodos\" is not supported when fetching a challenge tasks.",
   "userTasksNoChallengeId": "When \"tasksOwner\" is \"user\" \"challengeId\" can't be passed.",

test/api/v3/integration/challenges/PUT-challenges_challengeId.test.js

@@ -0,0 +1,76 @@
+import {
+  generateUser,
+  generateChallenge,
+  createAndPopulateGroup,
+  translate as t,
+} from '../../../../helpers/api-v3-integration.helper';
+
+describe('PUT /challenges/:challengeId', () => {
+  let privateGuild, user, nonMember, challenge, member;
+
+  beforeEach(async () => {
+    let { group, groupLeader, members } = await createAndPopulateGroup({
+      groupDetails: {
+        name: 'TestPrivateGuild',
+        type: 'guild',
+        privacy: 'private',
+      },
+      members: 1,
+    });
+
+    privateGuild = group;
+    user = groupLeader;
+
+    nonMember = await generateUser();
+    member = members[0];
+
+    challenge = await generateChallenge(user, group);
+    await member.post(`/challenges/${challenge._id}/join`);
+  });
+
+  it('fails if the user can\'t view the challenge', async () => {
+    await expect(nonMember.put(`/challenges/${challenge._id}`))
+      .to.eventually.be.rejected.and.eql({
+        code: 404,
+        error: 'NotFound',
+        message: t('challengeNotFound'),
+      });
+  });
+
+  it('should only allow the leader or an admin to update the challenge', async () => {
+    await expect(member.put(`/challenges/${challenge._id}`))
+      .to.eventually.be.rejected.and.eql({
+        code: 401,
+        error: 'NotAuthorized',
+        message: t('onlyLeaderUpdateChal'),
+      });
+  });
+
+  it('only updates allowed fields', async () => {
+    let res = await user.put(`/challenges/${challenge._id}`, {
+      // ignored
+      prize: 33,
+      groupId: 'blabla',
+      memberCount: 33,
+      tasksOrder: 'new order',
+      official: true,
+      shortName: 'new short name',
+
+      // applied
+      name: 'New Challenge Name',
+      description: 'New challenge description.',
+      leader: member._id,
+    });
+
+    expect(res.prize).to.equal(0);
+    expect(res.groupId).to.equal(privateGuild._id);
+    expect(res.memberCount).to.equal(2);
+    expect(res.tasksOrder).not.to.equal('new order');
+    expect(res.official).to.equal(false);
+    expect(res.shortName).not.to.equal('new short name');
+
+    expect(res.leader).to.equal(member._id);
+    expect(res.name).to.equal('New Challenge Name');
+    expect(res.description).to.equal('New challenge description.');
+  });
+});

website/src/controllers/api-v3/challenges.js

@@ -3,7 +3,9 @@ import _ from 'lodash';
 import cron from '../../middlewares/api-v3/cron';
 import { model as Challenge } from '../../models/challenge';
 import { model as Group } from '../../models/group';
-import { model as User } from '../../models/user';
+import {
+  model as User,
+} from '../../models/user';
 import {
   NotFound,
   NotAuthorized,
@@ -199,6 +201,43 @@ api.getChallenge = {
   },
 };
 
+/**
+ * @api {put} /challenges/:challengeId Update a challenge
+ * @apiVersion 3.0.0
+ * @apiName UpdateChallenge
+ * @apiGroup Challenge
+ *
+ * @apiParam {UUID} challengeId The challenge _id
+ *
+ * @apiSuccess {object} challenge The updated challenge object
+ */
+api.updateChallenge = {
+  method: 'PUT',
+  url: '/challenges/:challengeId',
+  middlewares: [authWithHeaders(), cron],
+  async handler (req, res) {
+    req.checkParams('challengeId', res.t('challengeIdRequired')).notEmpty().isUUID();
+
+    let validationErrors = req.validationErrors();
+    if (validationErrors) throw validationErrors;
+
+    let user = res.locals.user;
+    let challengeId = req.params.challengeId;
+
+    let challenge = await Challenge.findById(challengeId).exec();
+    if (!challenge) throw new NotFound(res.t('challengeNotFound'));
+
+    let group = await Group.getGroup({user, groupId: challenge.groupId, fields: '_id name type privacy', optionalMembership: true});
+    if (!group || !challenge.canView(user, group)) throw new NotFound(res.t('challengeNotFound'));
+    if (!challenge.canModify(user)) throw new NotAuthorized(res.t('onlyLeaderUpdateChal'));
+
+    _.merge(challenge, Challenge.sanitizeUpdate(req.body));
+
+    let savedChal = await challenge.save();
+    res.respond(200, savedChal);
+  },
+};
+
 // TODO everything here should be moved to a worker
 // actually even for a worker it's probably just to big and will kill mongo
 function _closeChal (challenge, broken = {}) {

website/src/controllers/api-v3/tasks.js

@@ -302,7 +302,7 @@ api.updateTask = {
       delete req.body.tags;
     }
 
-    // TODO we have to convert task to an object because otherwise thigns doesn't get merged correctly, very bad for performances
+    // TODO we have to convert task to an object because otherwise thigns doesn't get merged correctly, bad for performances?
     // TODO regarding comment above make sure other models with nested fields are using this trick too
     _.assign(task, _.merge(task.toObject(), Tasks.Task.sanitizeUpdate(req.body)));
     // TODO console.log(task.modifiedPaths(), task.toObject().repeat === tep)

website/src/models/challenge.js

@@ -10,9 +10,9 @@ let Schema = mongoose.Schema;
 
 let schema = new Schema({
   name: {type: String, required: true},
-  shortName: {type: String, required: true}, // TODO what is it?
+  shortName: {type: String, required: true},
   description: String,
-  official: {type: Boolean, default: false}, // TODO only settable by admin
+  official: {type: Boolean, default: false},
   tasksOrder: {
     habits: [{type: String, ref: 'Task'}],
     dailys: [{type: String, ref: 'Task'}],
@@ -20,16 +20,22 @@ let schema = new Schema({
     rewards: [{type: String, ref: 'Task'}],
   },
   leader: {type: String, ref: 'User', validate: [validator.isUUID, 'Invalid uuid.'], required: true},
-  groupId: {type: String, ref: 'Group', validate: [validator.isUUID, 'Invalid uuid.'], required: true}, // TODO no update, no set?
+  groupId: {type: String, ref: 'Group', validate: [validator.isUUID, 'Invalid uuid.'], required: true},
-  timestamp: {type: Date, default: Date.now, required: true}, // TODO what is this? use timestamps from plugin? not settable?
   memberCount: {type: Number, default: 1},
   prize: {type: Number, default: 0, min: 0}, // TODO no update?
 });
 
 schema.plugin(baseModel, {
-  noSet: ['_id', 'memberCount', 'challengeCount', 'tasksOrder'],
+  noSet: ['_id', 'memberCount', 'tasksOrder'],
+  timestamps: true,
 });
 
+// A list of additional fields that cannot be updated (but can be set on creation)
+let noUpdate = ['groupId', 'official', 'shortName', 'prize'];
+schema.statics.sanitizeUpdate = function sanitizeUpdate (updateObj) {
+  return this.sanitize(updateObj, noUpdate);
+};
+
 // Returns true if user is a member of the challenge
 schema.methods.isMember = function isChallengeMember (user) {
   return user.challenges.indexOf(this._id) !== -1;

website/src/models/user.js

@@ -654,7 +654,7 @@ schema.methods.isSubscribed = function isSubscribed () {
   return !!this.purchased.plan.customerId; // eslint-disable-line no-implicit-coercion
 };
 
-// Unlink challenges tasks from user
+// Unlink challenges tasks (and the challenge itself) from user
 schema.methods.unlinkChallengeTasks = async function unlinkChallengeTasks (challengeId, keep) {
   let user = this;
   let findQuery = {