Files
website/src/scripts/controllers/stack_controller.coffee
T
2015-01-05 06:42:05 -08:00

72 lines
2.3 KiB
CoffeeScript

###
Crafting Guide - stack_controller.coffee
Copyright (c) 2014-2015 by Redwood Labs
All rights reserved.
###
BaseController = require './base_controller'
{ImageUrl} = require '../constants'
########################################################################################################################
module.exports = class StackController extends BaseController
constructor: (options={})->
if not options.model? then throw new Error 'options.model is required'
if not options.modPack? then throw new Error 'options.modPack is required'
options.templateName = 'stack'
super options
@modPack = options.modPack
@_loadImage()
# Event Methods ################################################################################
onImageLoaded: ->
return if @_image.loaded
logger.trace "#{@constructor.name}.onImageLoaded(#{@_image.src})"
@_image.loaded = true
@$image.attr 'src', @_image.src
# BaseController Overrides #####################################################################
onDidRender: ->
@$image = @$('img')
@$nameField = @$('.name')
@$quantityField = @$('.quantity')
super
refresh: ->
{itemName} = @_gatherData()
@$nameField.html itemName
@$quantityField.html @model.quantity
@$image.attr 'src', (if @_image?.loaded then @_image.src else '/images/unknown.png')
super
# Private Methods ##############################################################################
_gatherData: ->
itemSlug = @model.itemSlug
item = @modPack.findItem @model.itemSlug
if item?
itemName = item.name
modSlug = item.modVersion.slug
else
itemName = @modPack.findName @model.itemSlug
modSlug = 'minecraft'
return itemName:itemName, itemSlug:itemSlug, modSlug:modSlug
_loadImage: ->
{itemSlug, modSlug} = @_gatherData()
url = ImageUrl(modSlug:modSlug, itemSlug:itemSlug)
return if @$image?.attr('src').indexOf(url) is -1
@_image = new Image()
@_image.loaded = false
@_image.onload = => @onImageLoaded()
@_image.src = url
logger.verbose "loading image: #{url}"