app = require 'core/application' AuthModal = require 'views/core/AuthModal' CocoCollection = require 'collections/CocoCollection' Course = require 'models/Course' CourseInstance = require 'models/CourseInstance' RootView = require 'views/core/RootView' template = require 'templates/courses/courses' utils = require 'core/utils' # TODO: Hour of Code (HoC) integration is a mess module.exports = class CoursesView extends RootView id: 'courses-view' template: template events: 'click .btn-buy': 'onClickBuy' 'click .btn-enroll': 'onClickEnroll' 'click .btn-enter': 'onClickEnter' 'click .btn-hoc-student-continue': 'onClickHOCStudentContinue' 'click .btn-student': 'onClickStudent' 'click .btn-teacher': 'onClickTeacher' constructor: (options) -> super(options) @setUpHourOfCode() @praise = utils.getCoursePraise() @studentMode = Backbone.history.getFragment()?.indexOf('courses/students') >= 0 @courses = new CocoCollection([], { url: "/db/course", model: Course}) @supermodel.loadCollection(@courses, 'courses') @courseInstances = new CocoCollection([], { url: "/db/user/#{me.id}/course_instances", model: CourseInstance}) @listenToOnce @courseInstances, 'sync', @onCourseInstancesLoaded @supermodel.loadCollection(@courseInstances, 'course_instances') if prepaidCode = utils.getQueryVariable('_ppc', false) if me.isAnonymous() @state = 'ppc_logged_out' else @studentMode = true @courseEnrollByURL(prepaidCode) setUpHourOfCode: -> # If we are coming in at /hoc, then we show the landing page. # If we have ?hoc=true (for the step after the landing page), then we show any HoC-specific instructions. # If we haven't tracked this player as an hourOfCode player yet, and it's a new account, we do that now. @hocLandingPage = Backbone.history.getFragment()?.indexOf('hoc') >= 0 @hocMode = utils.getQueryVariable('hoc', false) elapsed = new Date() - new Date(me.get('dateCreated')) if not me.get('hourOfCode') and (@hocLandingPage or @hocMode) and elapsed < 5 * 60 * 1000 me.set('hourOfCode', true) me.patch() $('body').append($('')) application.tracker?.trackEvent 'Hour of Code Begin' if me.get('hourOfCode') and elapsed < 24 * 60 * 60 * 1000 @hocMode = true # If they really just arrived, make sure we're still in hocMode even if they lost ?hoc=true. getRenderData: -> context = super() context.courses = @courses.models ? [] context.enrolledCourses = @enrolledCourses ? {} context.hocLandingPage = @hocLandingPage context.hocMode = @hocMode context.instances = @courseInstances.models ? [] context.praise = @praise context.state = @state context.stateMessage = @stateMessage context.studentMode = @studentMode context afterRender: -> super() @setupCoursesFAQPopover() onCourseInstancesLoaded: -> @enrolledCourses = {} @enrolledCourses[courseInstance.get('courseID')] = true for courseInstance in @courseInstances.models setupCoursesFAQPopover: -> popoverTitle = "

" + $.i18n.t('courses.faq') + "

" popoverContent = "

" + $.i18n.t('courses.question') + " " + $.i18n.t('courses.question1') + "

" popoverContent += "

" + $.i18n.t('courses.answer') + " " + $.i18n.t('courses.answer1') + "

" popoverContent += "

" + $.i18n.t('courses.answer2') + "

" @$el.find('.courses-faq').popover( animation: true html: true placement: 'top' trigger: 'click' title: popoverTitle content: popoverContent container: @$el ).on 'shown.bs.popover', => application.tracker?.trackEvent 'Subscription payment methods hover' onClickBuy: (e) -> $('.continue-dialog').modal('hide') courseID = $(e.target).data('course-id') route = "/courses/enroll/#{courseID}" viewClass = require 'views/courses/CourseEnrollView' viewArgs = [{}, courseID] navigationEvent = route: route, viewClass: viewClass, viewArgs: viewArgs Backbone.Mediator.publish 'router:navigate', navigationEvent onClickEnroll: (e) -> return @openModalView new AuthModal() if me.isAnonymous() courseID = $(e.target).data('course-id') prepaidCode = ($(".code-input[data-course-id=#{courseID}]").val() ? '').trim() @courseEnrollByModal(prepaidCode) onClickEnter: (e) -> $('.continue-dialog').modal('hide') courseID = $(e.target).data('course-id') courseInstanceID = $(".select-session[data-course-id=#{courseID}]").val() route = "/courses/#{courseID}/#{courseInstanceID}" viewClass = require 'views/courses/CourseDetailsView' viewArgs = [{}, courseID, courseInstanceID] navigationEvent = route: route, viewClass: viewClass, viewArgs: viewArgs Backbone.Mediator.publish 'router:navigate', navigationEvent onClickHOCStudentContinue: (e) -> $('.continue-dialog').modal('hide') if e courseID = $(e.target).data('course-id') else courseID = '560f1a9f22961295f9427742' @state = 'enrolling' @stateMessage = undefined @render?() # TODO: Copied from CourseEnrollView data = name: 'Single Player' seats: 9999 courseID: courseID hourOfCode: true jqxhr = $.post('/db/course_instance/-/create', data) jqxhr.done (data, textStatus, jqXHR) => application.tracker?.trackEvent 'Finished HoC student course creation', {courseID: courseID} # TODO: handle fetch errors me.fetch(cache: false).always => courseID = courseID route = "/courses/#{courseID}" viewArgs = [{}, courseID] if data?.length > 0 courseInstanceID = data[0]._id route += "/#{courseInstanceID}" viewArgs[0].courseInstanceID = courseInstanceID Backbone.Mediator.publish 'router:navigate', route: route viewClass: 'views/courses/CourseDetailsView' viewArgs: viewArgs jqxhr.fail (xhr, textStatus, errorThrown) => console.error 'Got an error purchasing a course:', textStatus, errorThrown application.tracker?.trackEvent 'Failed HoC student course creation', status: textStatus if xhr.status is 402 @state = 'declined' @stateMessage = arguments[2] else @state = 'unknown_error' @stateMessage = "#{xhr.status}: #{xhr.responseText}" @render?() onClickStudent: (e) -> if @supermodel.finished() and @hocLandingPage # Automatically enroll in first course @onClickHOCStudentContinue() return route = "/courses/students" route += "?hoc=true" if @hocLandingPage or @hocMode viewClass = require 'views/courses/CoursesView' navigationEvent = route: route, viewClass: viewClass, viewArgs: [] Backbone.Mediator.publish 'router:navigate', navigationEvent onClickTeacher: (e) -> route = "/courses/teachers" route += "?hoc=true" if @hocLandingPage or @hocMode viewClass = require 'views/courses/CoursesView' navigationEvent = route: route, viewClass: viewClass, viewArgs: [] Backbone.Mediator.publish 'router:navigate', navigationEvent courseEnrollByURL: (prepaidCode) -> @state = 'enrolling' @render?() $.ajax({ method: 'POST' url: '/db/course_instance/-/redeem_prepaid' data: prepaidCode: prepaidCode context: @ success: @onRedeemPrepaidSuccess error: (xhr, textStatus, errorThrown) -> console.error 'Got an error redeeming a course prepaid code:', textStatus, errorThrown application.tracker?.trackEvent 'Failed to redeem course prepaid code by url', status: textStatus @state = 'unknown_error' @stateMessage = "Failed to redeem code: #{xhr.responseText}" @render?() }) courseEnrollByModal: (prepaidCode) -> @state = 'enrolling-by-modal' @renderSelectors '.student-dialog-state-row' $.ajax({ method: 'POST' url: '/db/course_instance/-/redeem_prepaid' data: prepaidCode: prepaidCode context: @ success: -> $('.continue-dialog').modal('hide') @onRedeemPrepaidSuccess(arguments...) error: (jqxhr, textStatus, errorThrown) -> application.tracker?.trackEvent 'Failed to redeem course prepaid code by modal', status: textStatus @state = 'unknown_error' if jqxhr.status is 422 @stateMessage = 'Please enter a code.' else if jqxhr.status is 404 @stateMessage = 'Code not found.' else @stateMessage = "#{jqxhr.responseText}" @renderSelectors '.student-dialog-state-row' }) onRedeemPrepaidSuccess: (data, textStatus, jqxhr) -> prepaidID = data[0]?.prepaidID application.tracker?.trackEvent 'Redeemed course prepaid code', {prepaidCode: prepaidID} me.fetch(cache: false).always => if data?.length > 0 && data[0].courseID && data[0]._id courseID = data[0].courseID courseInstanceID = data[0]._id route = "/courses/#{courseID}/#{courseInstanceID}" viewArgs = [{}, courseID, courseInstanceID] Backbone.Mediator.publish 'router:navigate', route: route viewClass: 'views/courses/CourseDetailsView' viewArgs: viewArgs else @state = 'unknown_error' @stateMessage = "Database error." @render?()