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149 lines
5.8 KiB
CoffeeScript
149 lines
5.8 KiB
CoffeeScript
app = require 'core/application'
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RootView = require 'views/core/RootView'
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template = require 'templates/courses/courses-view'
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AuthModal = require 'views/core/AuthModal'
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CreateAccountModal = require 'views/core/CreateAccountModal'
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ChangeCourseLanguageModal = require 'views/courses/ChangeCourseLanguageModal'
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ChooseLanguageModal = require 'views/courses/ChooseLanguageModal'
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CourseInstance = require 'models/CourseInstance'
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CocoCollection = require 'collections/CocoCollection'
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Course = require 'models/Course'
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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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Campaign = require 'models/Campaign'
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utils = require 'core/utils'
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# TODO: Test everything
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module.exports = class CoursesView extends RootView
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id: 'courses-view'
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template: template
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events:
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'click #log-in-btn': 'onClickLogInButton'
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'click #start-new-game-btn': 'openSignUpModal'
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'click #join-class-btn': 'onClickJoinClassButton'
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'submit #join-class-form': 'onSubmitJoinClassForm'
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'click #change-language-link': 'onClickChangeLanguageLink'
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initialize: ->
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@courseInstances = new CocoCollection([], { url: "/db/user/#{me.id}/course_instances", model: CourseInstance})
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@courseInstances.comparator = (ci) -> return ci.get('classroomID') + ci.get('courseID')
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@listenToOnce @courseInstances, 'sync', @onCourseInstancesLoaded
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@supermodel.loadCollection(@courseInstances)
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@classrooms = new CocoCollection([], { url: "/db/classroom", model: Classroom })
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@supermodel.loadCollection(@classrooms, { data: {memberID: me.id} })
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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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@courses = new CocoCollection([], { url: "/db/course", model: Course})
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@supermodel.loadCollection(@courses)
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onCourseInstancesLoaded: ->
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map = {}
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for courseInstance in @courseInstances.models
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courseID = courseInstance.get('courseID')
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if map[courseID]
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courseInstance.sessions = map[courseID]
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continue
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map[courseID] = courseInstance.sessions = new CocoCollection([], {
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url: courseInstance.url() + '/my-course-level-sessions',
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model: LevelSession
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})
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courseInstance.sessions.comparator = 'changed'
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@supermodel.loadCollection(courseInstance.sessions, { data: { project: 'state.complete level.original playtime changed' }})
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hocCourseInstance = @courseInstances.findWhere({hourOfCode: true})
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if hocCourseInstance
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@courseInstances.remove(hocCourseInstance)
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onLoaded: ->
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super()
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if utils.getQueryVariable('_cc', false) and not me.isAnonymous()
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@joinClass()
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onClickLogInButton: ->
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modal = new AuthModal()
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@openModalView(modal)
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application.tracker?.trackEvent 'Started Student Login', category: 'Courses'
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openSignUpModal: ->
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modal = new CreateAccountModal()
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@openModalView(modal)
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application.tracker?.trackEvent 'Started Student Signup', category: 'Courses'
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onSubmitJoinClassForm: (e) ->
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e.preventDefault()
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@joinClass()
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onClickJoinClassButton: (e) ->
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@joinClass()
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joinClass: ->
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return if @state
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@state = 'enrolling'
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@errorMessage = null
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@classCode = @$('#class-code-input').val() or utils.getQueryVariable('_cc', false)
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if not @classCode
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@state = null
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@errorMessage = 'Please enter a code.'
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@renderSelectors '#join-class-form'
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return
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@renderSelectors '#join-class-form'
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newClassroom = new Classroom()
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newClassroom.joinWithCode(@classCode)
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newClassroom.on 'sync', @onJoinClassroomSuccess, @
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newClassroom.on 'error', @onJoinClassroomError, @
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onJoinClassroomError: (classroom, jqxhr, options) ->
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@state = null
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application.tracker?.trackEvent 'Failed to join classroom with code', category: 'Courses', status: jqxhr.status
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if jqxhr.status is 422
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@errorMessage = 'Please enter a code.'
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else if jqxhr.status is 404
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@errorMessage = 'Code not found.'
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else
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@errorMessage = "#{jqxhr.responseText}"
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@renderSelectors '#join-class-form'
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onJoinClassroomSuccess: (newClassroom, data, options) ->
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application.tracker?.trackEvent 'Joined classroom', {
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category: 'Courses'
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classCode: @classCode
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classroomID: newClassroom.id
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classroomName: newClassroom.get('name')
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ownerID: newClassroom.get('ownerID')
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}
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@classrooms.add(newClassroom)
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@render()
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@classroomJustAdded = newClassroom.id
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classroomCourseInstances = new CocoCollection([], { url: "/db/course_instance", model: CourseInstance })
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classroomCourseInstances.fetch({ data: {classroomID: newClassroom.id} })
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@listenToOnce classroomCourseInstances, 'sync', ->
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# join any course instances in the classroom which are free to join
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jqxhrs = []
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for courseInstance in classroomCourseInstances.models
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course = @courses.get(courseInstance.get('courseID'))
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if course.get('free')
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jqxhrs.push = courseInstance.addMember(me.id)
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courseInstance.sessions = new Backbone.Collection()
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@courseInstances.add(courseInstance)
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$.when(jqxhrs...).done =>
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# This is a hack to work around previous hacks
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# TODO: Do joinWithCode properly (before page load)
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# TODO: Do data flow properly (so going to the class URL works and we don't need to just refresh)
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location.search = ""
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# @state = null
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# @render()
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# location.hash = ''
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# f = -> location.hash = '#just-added-text'
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# # quick and dirty scroll to just-added classroom
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# setTimeout(f, 10)
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onClickChangeLanguageLink: ->
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application.tracker?.trackEvent 'Student clicked change language', category: 'Courses'
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modal = new ChangeCourseLanguageModal()
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@openModalView(modal)
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modal.once 'hidden', @render, @
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