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86fc4a3846
Add per-level tips and tricks, available during gameplay to help unstick players. Closes #3736
94 lines
3.3 KiB
CoffeeScript
94 lines
3.3 KiB
CoffeeScript
CocoView = require 'views/core/CocoView'
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State = require 'models/State'
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utils = require 'core/utils'
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module.exports = class HintsView extends CocoView
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template: require('templates/play/level/hints-view')
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className: 'hints-view'
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hintUsedThresholdSeconds: 10
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events:
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'click .next-btn': 'onClickNextButton'
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'click .previous-btn': 'onClickPreviousButton'
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'click .close-hint-btn': 'hideView'
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subscriptions:
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'level:show-victory': 'hideView'
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'tome:manual-cast': 'hideView'
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initialize: (options) ->
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{@level, @session, @hintsState} = options
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@state = new State({
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hintIndex: 0
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hintsViewTime: {}
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hintsUsed: {}
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})
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@updateHint()
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debouncedRender = _.debounce(@render)
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@listenTo(@state, 'change', debouncedRender)
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@listenTo(@hintsState, 'change', debouncedRender)
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@listenTo(@state, 'change:hintIndex', @updateHint)
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@listenTo(@hintsState, 'change:hidden', @visibilityChanged)
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destroy: ->
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clearInterval(@timerIntervalID)
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super()
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afterRender: ->
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@$el.toggleClass('hide', @hintsState.get('hidden'))
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super()
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getProcessedHint: ->
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language = @session.get('codeLanguage')
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hint = @state.get('hint')
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return unless hint
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# process
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translated = utils.i18n(hint, 'body')
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filtered = utils.filterMarkdownCodeLanguages(translated, language)
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markedUp = marked(filtered)
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return markedUp
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updateHint: ->
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index = @state.get('hintIndex')
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hintsTitle = $.i18n.t('play_level.hints_title').replace('{{number}}', index + 1)
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@state.set({ hintsTitle, hint: @hintsState.getHint(index) })
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onClickNextButton: ->
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window.tracker?.trackEvent 'Hints Next Clicked', category: 'Students', levelSlug: @level.get('slug'), hintCount: @hintsState.get('hints')?.length ? 0, hintCurrent: @state.get('hintIndex'), ['Mixpanel']
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max = @hintsState.get('total') - 1
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@state.set('hintIndex', Math.min(@state.get('hintIndex') + 1, max))
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@playSound 'menu-button-click'
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@updateHintTimer()
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onClickPreviousButton: ->
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window.tracker?.trackEvent 'Hints Previous Clicked', category: 'Students', levelSlug: @level.get('slug'), hintCount: @hintsState.get('hints')?.length ? 0, hintCurrent: @state.get('hintIndex'), ['Mixpanel']
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@state.set('hintIndex', Math.max(@state.get('hintIndex') - 1, 0))
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@playSound 'menu-button-click'
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@updateHintTimer()
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hideView: -> @hintsState?.set('hidden', true)
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visibilityChanged: (e) ->
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@updateHintTimer()
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updateHintTimer: ->
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clearInterval(@timerIntervalID)
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unless @hintsState.get('hidden') or @state.get('hintsUsed')?[@state.get('hintIndex')]
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@timerIntervalID = setInterval(@incrementHintViewTime, 1000)
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incrementHintViewTime: =>
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hintIndex = @state.get('hintIndex')
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hintsViewTime = @state.get('hintsViewTime')
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hintsViewTime[hintIndex] ?= 0
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hintsViewTime[hintIndex]++
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hintsUsed = @state.get('hintsUsed')
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if hintsViewTime[hintIndex] > @hintUsedThresholdSeconds and not hintsUsed[hintIndex]
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window.tracker?.trackEvent 'Hint Used', category: 'Students', levelSlug: @level.get('slug'), hintCount: @hintsState.get('hints')?.length ? 0, hintCurrent: hintIndex, ['Mixpanel']
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hintsUsed[hintIndex] = true
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@state.set('hintsUsed', hintsUsed)
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clearInterval(@timerIntervalID)
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@state.set('hintsViewTime', hintsViewTime)
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