import { Meteor } from 'meteor/meteor';
import SimpleSchema from 'simpl-schema';
import _ from 'lodash';
import BaseCollection from '../../base/BaseCollection';
import { Courses } from '../../course/CourseCollection';
import { Users } from '../UserCollection';
import { ROLE } from '../../role/Role';
import { ProfileCourseDefine, ProfileEntryUpdate } from '../../../typings/radgrad';
class ProfileCourseCollection extends BaseCollection {
/** Creates the ProfileCourse collection */
constructor() {
super('ProfileCourse', new SimpleSchema({
courseID: SimpleSchema.RegEx.Id,
userID: SimpleSchema.RegEx.Id,
retired: { type: Boolean, optional: true },
}));
}
/**
* Defines a new ProfileCourse.
* @param course the course slug.
* @param username the student's username.
* @param retired the retired status.
* @returns {void|*|boolean|{}}
*/
define({ course, username, retired = false }) {
const courseID = Courses.getID(course);
const userID = Users.getID(username);
const doc = this.collection.findOne({ userID, courseID });
if (doc) {
return doc._id;
}
return this.collection.insert({ courseID, userID, retired });
}
/**
* Updates the retired status.
* @param docID the ID of the ProfileCourse.
* @param retired the new retired value.
*/
update(docID, { retired }) {
this.assertDefined(docID);
const updateData: ProfileEntryUpdate = {};
if (_.isBoolean(retired)) {
updateData.retired = retired;
}
this.collection.update(docID, { $set: updateData });
}
/**
* Remove the ProfileCourse.
* @param docID The docID of the ProfileCourse.
*/
removeIt(docID) {
this.assertDefined(docID);
// OK, clear to delete.
return super.removeIt(docID);
}
/**
* Removes all the ProfileCourses for the user.
* @param user the username.
*/
removeUser(user) {
const userID = Users.getID(user);
this.collection.remove({ userID });
}
/**
* Publish ProfileCourses. If logged in as ADMIN get all, otherwise only get the ProfileCourses for the userID.
* Also publishes the ProfileCourses forecast.
*/
publish() {
if (Meteor.isServer) {
const collection = this.collection;
Meteor.publish(this.collectionName, function filterStudentID(userID) { // eslint-disable-line meteor/audit-argument-checks
if (_.isNil(userID)) {
return this.ready();
}
const profile = Users.getProfile(userID);
if (([ROLE.ADMIN, ROLE.ADVISOR].includes(profile.role))) {
return collection.find();
}
return collection.find({ userID });
});
}
}
/**
* Implementation of assertValidRoleForMethod. Asserts that userId is logged in as an Admin, Advisor or
* Student.
* This is used in the define, update, and removeIt Meteor methods associated with each class.
* @param userId The userId of the logged in user. Can be null or undefined
* @throws { Meteor.Error } If there is no logged in user, or the user is not an Admin or Advisor.
*/
assertValidRoleForMethod(userId) {
this.assertRole(userId, [ROLE.ADMIN, ROLE.ADVISOR, ROLE.FACULTY, ROLE.STUDENT]);
}
/**
* Returns the Course associated with the ProfileCourse with the given instanceID.
* @param instanceID The id of the CourseInstance.
* @returns {Object} The associated Course.
* @throws {Meteor.Error} If instanceID is not a valid ID.
*/
getCourseDoc(instanceID) {
this.assertDefined(instanceID);
const instance = this.collection.findOne({ _id: instanceID });
return Courses.findDoc(instance.courseID);
}
/**
* Returns the Course slug for the profile's corresponding Course.
* @param instanceID The ProfileCourse ID.
* @return {string} The course slug.
*/
getCourseSlug(instanceID) {
this.assertDefined(instanceID);
const instance = this.collection.findOne({ _id: instanceID });
return Courses.findSlugByID(instance.courseID);
}
/**
* Returns the list of non-retired Course slugs associated with this username.
* @param username The username
* @returns {Array<any>} Interest slugs.
*/
getCourseSlugs(username) {
const userID = Users.getID(username);
const documents = this.collection.find({ userID, retired: false });
return documents.map(document => Courses.findSlugByID(document.courseID));
}
/**
* Returns the Student profile associated with the ProfileCourse with the given instanceID.
* @param instanceID The ID of the ProfileCourse.
* @returns {Object} The associated Student profile.
* @throws {Meteor.Error} If instanceID is not a valid ID.
*/
getStudentDoc(instanceID) {
this.assertDefined(instanceID);
const instance = this.collection.findOne({ _id: instanceID });
return Users.getProfile(instance.userID);
}
/**
* Returns the username associated with the userID.
* @param instanceID the ProfileCourse id.
* @returns {*}
*/
getStudentUsername(instanceID) {
this.assertDefined(instanceID);
const instance = this.collection.findOne({ _id: instanceID });
return Users.getProfile(instance.userID).username;
}
/**
* Returns an array of strings, each one representing an integrity problem with this collection.
* Returns an empty array if no problems were found.
* Checks semesterID, courseID, and userID.
* @returns {Array} A (possibly empty) array of strings indicating integrity issues.
*/
checkIntegrity() {
const problems = [];
this.find()
.forEach(doc => {
if (!Courses.isDefined(doc.courseID)) {
problems.push(`Bad courseID: ${doc.courseID}`);
}
if (!Users.isDefined(doc.userID)) {
problems.push(`Bad userID: ${doc.userID}`);
}
});
return problems;
}
/**
* Returns an object representing the ProfileCourse docID in a format acceptable to define().
* @param docID The docID of a ProfileCourse.
* @returns { Object } An object representing the definition of docID.
*/
dumpOne(docID): ProfileCourseDefine {
const doc = this.findDoc(docID);
const course = Courses.findSlugByID(doc.courseID);
const username = Users.getProfile(doc.userID).username;
const retired = doc.retired;
return { course, username, retired };
}
/**
* Dumps all the ProfileCourses for the given usernameOrID.
* @param {string} usernameOrID
* @return {ProfileCourseDefine[]}
*/
dumpUser(usernameOrID: string): ProfileCourseDefine[] {
const profile = Users.getProfile(usernameOrID);
const userID = profile.userID;
const retVal = [];
const instances = this.find({ userID }).fetch();
instances.forEach((instance) => {
retVal.push(this.dumpOne(instance._id));
});
return retVal;
}
}
export const ProfileCourses = new ProfileCourseCollection();
Source