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RootView = require ' views/core/RootView '
template = require ' templates/new-home-view '
CocoCollection = require ' collections/CocoCollection '
Course = require ' models/Course '
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utils = require ' core/utils '
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# TODO: auto margin feature paragraphs
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module.exports = class NewHomeView extends RootView
id: ' new-home-view '
className: ' style-flat '
template: template
events:
' click # play-btn ' : ' onClickPlayButton '
' change # school-level-dropdown ' : ' onChangeSchoolLevelDropdown '
' click # teacher-btn ' : ' onClickTeacherButton '
' click # learn-more-link ' : ' onClickLearnMoreLink '
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' click .screen-thumbnail ' : ' onClickScreenThumbnail '
' click # carousel-left ' : ' onLeftPressed '
' click # carousel-right ' : ' onRightPressed '
shortcuts:
' right ' : ' onRightPressed '
' left ' : ' onLeftPressed '
' esc ' : ' onEscapePressed '
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initialize: (options) ->
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@jumbotron = options . jumbotron or utils . getQueryVariable ( ' jumbotron ' ) or ' student '
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@courses = new CocoCollection [ ] , { url: " /db/course " , model: Course }
@ supermodel . loadCollection ( @ courses , ' courses ' )
window . tracker ? . trackEvent ' Homepage Loaded ' , category: ' Homepage '
if @ getQueryVariable ' hour_of_code '
application . router . navigate " /hoc " , trigger: true
isHourOfCodeWeek = false # Temporary: default to /hoc flow during the main event week
if isHourOfCodeWeek and ( @ isNewPlayer ( ) or ( @ justPlaysCourses ( ) and me . isAnonymous ( ) ) )
# Go/return straight to playing single-player HoC course on Play click
@playURL = ' /hoc?go=true '
@alternatePlayURL = ' /play '
@alternatePlayText = ' home.play_campaign_version '
else if @ justPlaysCourses ( )
# Save players who might be in a classroom from getting into the campaign
@playURL = ' /courses '
@alternatePlayURL = ' /play '
@alternatePlayText = ' home.play_campaign_version '
else
@playURL = ' /play '
onClickPlayButton: (e) ->
@ playSound ' menu-button-click '
return if @ playURL isnt ' /play '
window . tracker ? . trackEvent ' Click Play ' , category: ' Homepage '
afterRender: ->
@ onChangeSchoolLevelDropdown ( )
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@ $ ( ' # screenshot-lightbox ' ) . modal ( )
@ $ ( ' # screenshot-carousel ' ) . carousel ( {
interval: 0
keyboard: false
} )
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super ( )
onChangeSchoolLevelDropdown: (e) ->
levels =
elementary: { ' introduction-to-computer-science ' : ' 2-4 ' , ' computer-science-5 ' : ' 15-20 ' , default: ' 10-15 ' , total: ' 50-70 hours (about one year) ' }
middle: { ' introduction-to-computer-science ' : ' 1-3 ' , ' computer-science-5 ' : ' 7-10 ' , default: ' 5-8 ' , total: ' 25-35 hours (about one semester) ' }
high: { ' introduction-to-computer-science ' : ' 1 ' , ' computer-science-5 ' : ' 6-9 ' , default: ' 5-6 ' , total: ' 22-28 hours (about one semester) ' }
level = if e then $ ( e . target ) . val ( ) else ' middle '
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@ $el . find ( ' # courses-row .course-details ' ) . each ->
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slug = $ ( @ ) . data ( ' course-slug ' )
duration = levels [ level ] [ slug ] or levels [ level ] . default
$ ( @ ) . find ( ' .course-duration .course-hours ' ) . text duration
$ ( @ ) . find ( ' .course-duration .unit ' ) . text ( $ . i18n . t ( if duration is ' 1 ' then ' units.hour ' else ' units.hours ' ) )
@ $el . find ( ' # semester-duration ' ) . text levels [ level ] . total
justPlaysCourses: ->
# This heuristic could be better, but currently we don't add to me.get('courseInstances') for single-player anonymous intro courses, so they have to beat a level without choosing a hero.
return me . get ( ' stats ' ) ? . gamesCompleted and not me . get ( ' heroConfig ' )
isNewPlayer: ->
not me . get ( ' stats ' ) ? . gamesCompleted and not me . get ( ' heroConfig ' )
onClickLearnMoreLink: ->
@ scrollToLink ( ' # classroom-in-box-container ' )
onClickTeacherButton: ->
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@ scrollToLink ( ' .request-demo-row ' , 600 )
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onRightPressed: (event) ->
# Special handling, otherwise after you click the control, keyboard presses move the slide twice
return if event . type is ' keydown ' and $ ( document . activeElement ) . is ( ' .carousel-control ' )
if $ ( ' # screenshot-lightbox ' ) . data ( ' bs.modal ' ) ? . isShown
event . preventDefault ( )
$ ( ' # screenshot-carousel ' ) . carousel ( ' next ' )
onLeftPressed: (event) ->
return if event . type is ' keydown ' and $ ( document . activeElement ) . is ( ' .carousel-control ' )
if $ ( ' # screenshot-lightbox ' ) . data ( ' bs.modal ' ) ? . isShown
event . preventDefault ( )
$ ( ' # screenshot-carousel ' ) . carousel ( ' prev ' )
onEscapePressed: (event) ->
if $ ( ' # screenshot-lightbox ' ) . data ( ' bs.modal ' ) ? . isShown
event . preventDefault ( )
$ ( ' # screenshot-lightbox ' ) . modal ( ' hide ' )
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onClickScreenThumbnail: (event) ->
unless $ ( ' # screenshot-lightbox ' ) . data ( ' bs.modal ' ) ? . isShown
event . preventDefault ( )
# Modal opening happens automatically from bootstrap
$ ( ' # screenshot-carousel ' ) . carousel ( $ ( event . currentTarget ) . data ( " index " ) )