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245 lines
10 KiB
CoffeeScript
245 lines
10 KiB
CoffeeScript
Campaign = require 'models/Campaign'
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CocoCollection = require 'collections/CocoCollection'
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Course = require 'models/Course'
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CourseInstance = require 'models/CourseInstance'
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Classroom = require 'models/Classroom'
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Classrooms = require 'collections/Classrooms'
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LevelSession = require 'models/LevelSession'
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Prepaids = require 'collections/Prepaids'
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Levels = require 'collections/Levels'
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RootView = require 'views/core/RootView'
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template = require 'templates/courses/classroom-view'
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User = require 'models/User'
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utils = require 'core/utils'
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Prepaid = require 'models/Prepaid'
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ClassroomSettingsModal = require 'views/courses/ClassroomSettingsModal'
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ActivateLicensesModal = require 'views/courses/ActivateLicensesModal'
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InviteToClassroomModal = require 'views/courses/InviteToClassroomModal'
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RemoveStudentModal = require 'views/courses/RemoveStudentModal'
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popoverTemplate = require 'templates/courses/classroom-level-popover'
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module.exports = class ClassroomView extends RootView
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id: 'classroom-view'
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template: template
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teacherMode: false
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events:
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'click #edit-class-details-link': 'onClickEditClassDetailsLink'
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'click #activate-licenses-btn': 'onClickActivateLicensesButton'
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'click .activate-single-license-btn': 'onClickActivateSingleLicenseButton'
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'click #add-students-btn': 'onClickAddStudentsButton'
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'click .enable-btn': 'onClickEnableButton'
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'click .remove-student-link': 'onClickRemoveStudentLink'
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initialize: (options, classroomID) ->
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return if me.isAnonymous()
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@classroom = new Classroom({_id: classroomID})
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@supermodel.loadModel @classroom
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@courses = new CocoCollection([], { url: "/db/course", model: Course})
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@courses.comparator = '_id'
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@supermodel.loadCollection(@courses)
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@courses.comparator = '_id'
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@courseInstances = new CocoCollection([], { url: "/db/course_instance", model: CourseInstance})
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@courseInstances.comparator = 'courseID'
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@supermodel.loadCollection(@courseInstances, { data: { classroomID: classroomID } })
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@prepaids = new Prepaids()
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@prepaids.comparator = '_id'
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@prepaids.fetchByCreator(me.id)
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@supermodel.loadCollection(@prepaids)
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@users = new CocoCollection([], { url: "/db/classroom/#{classroomID}/members?memberLimit=100", model: User })
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@users.comparator = (user) => user.broadName().toLowerCase()
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@supermodel.loadCollection(@users)
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@listenToOnce @courseInstances, 'sync', @onCourseInstancesSync
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@sessions = new CocoCollection([], { model: LevelSession })
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@ownedClassrooms = new Classrooms()
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@ownedClassrooms.fetchMine({data: {project: '_id'}})
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@supermodel.trackCollection(@ownedClassrooms)
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@levels = new Levels()
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@levels.fetchForClassroom(classroomID, {data: {project: 'name,slug,original'}})
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@levels.on 'add', (model) -> @_byId[model.get('original')] = model # so you can 'get' them
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@supermodel.trackCollection(@levels)
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onCourseInstancesSync: ->
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@sessions = new CocoCollection([], { model: LevelSession })
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for courseInstance in @courseInstances.models
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sessions = new CocoCollection([], { url: "/db/course_instance/#{courseInstance.id}/level_sessions", model: LevelSession })
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@supermodel.loadCollection(sessions, { data: { project: ['level', 'playtime', 'creator', 'changed', 'state.complete'].join(' ') } })
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courseInstance.sessions = sessions
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sessions.courseInstance = courseInstance
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courseInstance.sessionsByUser = {}
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@listenToOnce sessions, 'sync', (sessions) ->
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@sessions.add(sessions.slice())
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for courseInstance in @courseInstances.models
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courseInstance.sessionsByUser = courseInstance.sessions.groupBy('creator')
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# Generate course instance JIT, in the meantime have models w/out equivalents in the db
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for course in @courses.models
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query = {courseID: course.id, classroomID: @classroom.id}
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courseInstance = @courseInstances.findWhere(query)
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if not courseInstance
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courseInstance = new CourseInstance(query)
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@courseInstances.add(courseInstance)
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courseInstance.sessions = new CocoCollection([], {model: LevelSession})
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sessions.courseInstance = courseInstance
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courseInstance.sessionsByUser = {}
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onLoaded: ->
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@teacherMode = me.isAdmin() or @classroom.get('ownerID') is me.id
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userSessions = @sessions.groupBy('creator')
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for user in @users.models
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user.sessions = new CocoCollection(userSessions[user.id], { model: LevelSession })
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user.sessions.comparator = 'changed'
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user.sessions.sort()
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for courseInstance in @courseInstances.models
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courseID = courseInstance.get('courseID')
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course = @courses.get(courseID)
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courseInstance.sessions.course = course
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super()
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afterRender: ->
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@$('[data-toggle="popover"]').popover({
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html: true
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trigger: 'hover'
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placement: 'top'
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})
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super()
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onClickActivateLicensesButton: ->
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modal = new ActivateLicensesModal({
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classroom: @classroom
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users: @users
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})
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@openModalView(modal)
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modal.once 'redeem-users', -> document.location.reload()
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application.tracker?.trackEvent 'Classroom started enroll students', category: 'Courses'
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onClickActivateSingleLicenseButton: (e) ->
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userID = $(e.target).closest('.btn').data('user-id')
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if @prepaids.totalMaxRedeemers() - @prepaids.totalRedeemers() > 0
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# Have an unused enrollment, enroll student immediately instead of opening the enroll modal
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prepaid = @prepaids.find((prepaid) -> prepaid.get('properties')?.endDate? and prepaid.openSpots() > 0)
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prepaid = @prepaids.find((prepaid) -> prepaid.openSpots() > 0) unless prepaid
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$.ajax({
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method: 'POST'
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url: _.result(prepaid, 'url') + '/redeemers'
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data: { userID: userID }
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success: =>
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application.tracker?.trackEvent 'Classroom finished enroll student', category: 'Courses', userID: userID
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# TODO: do a lighter refresh here. @render() did not work out.
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document.location.reload()
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error: (jqxhr, textStatus, errorThrown) ->
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if jqxhr.status is 402
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message = arguments[2]
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else
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message = "#{jqxhr.status}: #{jqxhr.responseText}"
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console.err message
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})
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else
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user = @users.get(userID)
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modal = new ActivateLicensesModal({
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classroom: @classroom
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users: @users
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user: user
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})
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@openModalView(modal)
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modal.once 'redeem-users', -> document.location.reload()
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application.tracker?.trackEvent 'Classroom started enroll student', category: 'Courses', userID: userID
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onClickEditClassDetailsLink: ->
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modal = new ClassroomSettingsModal({classroom: @classroom})
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@openModalView(modal)
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@listenToOnce modal, 'hidden', @render
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userLastPlayedString: (user) ->
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return '' unless user.sessions?
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session = user.sessions.last()
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return '' unless session
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course = session.collection.course
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levelOriginal = session.get('level').original
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level = @levels.findWhere({original: levelOriginal})
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return "#{course.get('name')}, #{level.get('name')}"
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userPlaytimeString: (user) ->
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return '' unless user.sessions?
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playtime = _.reduce user.sessions.pluck('playtime'), (s1, s2) -> (s1 or 0) + (s2 or 0)
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return '' unless playtime
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return moment.duration(playtime, 'seconds').humanize()
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classStats: ->
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stats = {}
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playtime = 0
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total = 0
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for session in @sessions.models
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pt = session.get('playtime') or 0
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playtime += pt
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total += 1
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stats.averagePlaytime = if playtime and total then moment.duration(playtime / total, "seconds").humanize() else 0
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stats.totalPlaytime = if playtime then moment.duration(playtime, "seconds").humanize() else 0
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completeSessions = @sessions.filter (s) -> s.get('state')?.complete
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stats.averageLevelsComplete = if @users.size() then (_.size(completeSessions) / @users.size()).toFixed(1) else 'N/A' # '
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stats.totalLevelsComplete = _.size(completeSessions)
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enrolledUsers = @users.filter (user) -> user.get('coursePrepaidID')
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stats.enrolledUsers = _.size(enrolledUsers)
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return stats
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onClickAddStudentsButton: (e) ->
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modal = new InviteToClassroomModal({classroom: @classroom})
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@openModalView(modal)
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application.tracker?.trackEvent 'Classroom started add students', category: 'Courses', classroomID: @classroom.id
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onClickEnableButton: (e) ->
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$button = $(e.target).closest('.btn')
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courseInstance = @courseInstances.get($button.data('course-instance-cid'))
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console.log 'looking for course instance', courseInstance, 'for', $button.data('course-instance-cid'), 'out of', @courseInstances
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userID = $button.data('user-id')
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$button.attr('disabled', true)
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application.tracker?.trackEvent 'Course assign student', category: 'Courses', courseInstanceID: courseInstance.id, userID: userID
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onCourseInstanceCreated = =>
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courseInstance.addMember(userID)
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@listenToOnce courseInstance, 'sync', @render
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if courseInstance.isNew()
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# adding the first student to this course, so generate the course instance for it
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if not courseInstance.saving
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courseInstance.save(null, {validate: false})
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courseInstance.saving = true
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courseInstance.once 'sync', onCourseInstanceCreated
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else
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onCourseInstanceCreated()
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# TODO: update newly visible level progress bar (currently all white)
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onClickRemoveStudentLink: (e) ->
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user = @users.get($(e.target).closest('a').data('user-id'))
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modal = new RemoveStudentModal({
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classroom: @classroom
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user: user
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courseInstances: @courseInstances
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})
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@openModalView(modal)
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modal.once 'remove-student', @onStudentRemoved, @
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onStudentRemoved: (e) ->
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@users.remove(e.user)
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@render()
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application.tracker?.trackEvent 'Classroom removed student', category: 'Courses', classroomID: @classroom.id, userID: e.user.id
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levelPopoverContent: (level, session, i) ->
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return null unless level
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context = {
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moment: moment
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level: level
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session: session
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i: i
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canViewSolution: @teacherMode
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}
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return popoverTemplate(context)
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getLevelURL: (level, course, courseInstance, session) ->
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return null unless @teacherMode and _.all(arguments)
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"/play/level/#{level.get('slug')}?course=#{course.id}&course-instance=#{courseInstance.id}&session=#{session.id}&observing=true"
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