app/assets/javascripts/imageable.js.coffee
App.Imageable =
initialize: ->
inputFiles = $('.js-image-attachment')
$.each inputFiles, (index, input) ->
App.Imageable.initializeDirectUploadInput(input)
$('#nested-image').on 'cocoon:after-remove', (e, item) ->
$("#new_image_link").removeClass('hide')
$('#nested-image').on 'cocoon:before-insert', (e, nested_image) ->
if $(".js-image-attachment").length > 0
$(".js-image-attachment").closest('.image').remove()
$('#nested-image').on 'cocoon:after-insert', (e, nested_image) ->
$("#new_image_link").addClass('hide')
input = $(nested_image).find('.js-image-attachment')
App.Imageable.initializeDirectUploadInput(input)
initializeDirectUploadInput: (input) ->
inputData = @buildData([], input)
@initializeRemoveCachedImageLink(input, inputData)
$(input).fileupload
paramName: "attachment"
formData: null
add: (e, data) ->
data = App.Imageable.buildFileUploadData(e, data)
App.Imageable.clearProgressBar(data)
App.Imageable.setProgressBar(data, 'uploading')
data.submit()
change: (e, data) ->
$.each data.files, (index, file) ->
App.Imageable.setFilename(inputData, file.name)
fail: (e, data) ->
$(data.cachedAttachmentField).val("")
App.Imageable.clearFilename(data)
App.Imageable.setProgressBar(data, 'errors')
App.Imageable.clearInputErrors(data)
App.Imageable.setInputErrors(data)
App.Imageable.clearPreview(data)
$(data.destroyAttachmentLinkContainer).find("a.delete:not(.remove-nested)").remove()
$(data.addAttachmentLabel).addClass('error')
$(data.addAttachmentLabel).show()
done: (e, data) ->
$(data.cachedAttachmentField).val(data.result.cached_attachment)
App.Imageable.setTitleFromFile(data, data.result.filename)
App.Imageable.setProgressBar(data, 'complete')
App.Imageable.setFilename(data, data.result.filename)
App.Imageable.clearInputErrors(data)
$(data.addAttachmentLabel).hide()
$(data.wrapper).find(".attachment-actions").removeClass('small-12').addClass('small-6 float-right')
$(data.wrapper).find(".attachment-actions .action-remove").removeClass('small-3').addClass('small-12')
App.Imageable.setPreview(data)
destroyAttachmentLink = $(data.result.destroy_link)
$(data.destroyAttachmentLinkContainer).html(destroyAttachmentLink)
$(destroyAttachmentLink).on 'click', (e) ->
e.preventDefault()
e.stopPropagation()
App.Imageable.doDeleteCachedAttachmentRequest(this.href, data)
progress: (e, data) ->
progress = parseInt(data.loaded / data.total * 100, 10)
$(data.progressBar).find('.loading-bar').css 'width', progress + '%'
return
buildFileUploadData: (e, data) ->
data = @buildData(data, e.target)
return data
buildData: (data, input) ->
wrapper = $(input).closest('.direct-upload')
data.input = input
data.wrapper = wrapper
data.progressBar = $(wrapper).find('.progress-bar-placeholder')
data.preview = $(wrapper).find('.image-preview')
data.errorContainer = $(wrapper).find('.attachment-errors')
data.fileNameContainer = $(wrapper).find('p.file-name')
data.destroyAttachmentLinkContainer = $(wrapper).find('.action-remove')
data.addAttachmentLabel = $(wrapper).find('.action-add label')
data.cachedAttachmentField = $(wrapper).find("input[name$='[cached_attachment]']")
data.titleField = $(wrapper).find("input[name$='[title]']")
$(wrapper).find('.progress-bar-placeholder').css('display', 'block')
return data
clearFilename: (data) ->
$(data.fileNameContainer).text('')
$(data.fileNameContainer).hide()
clearInputErrors: (data) ->
$(data.errorContainer).find('small.error').remove()
clearProgressBar: (data) ->
$(data.progressBar).find('.loading-bar').removeClass('complete errors uploading').css('width', "0px")
clearPreview: (data) ->
$(data.wrapper).find('.image-preview').remove()
setFilename: (data, file_name) ->
$(data.fileNameContainer).text(file_name)
$(data.fileNameContainer).show()
setProgressBar: (data, klass) ->
$(data.progressBar).find('.loading-bar').addClass(klass)
setTitleFromFile: (data, title) ->
if $(data.titleField).val() == ""
$(data.titleField).val(title)
setInputErrors: (data) ->
errors = '<small class="error">' + data.jqXHR.responseJSON.errors + '</small>'
$(data.errorContainer).append(errors)
setPreview: (data) ->
image_preview = '<div class="small-12 column text-center image-preview"><figure><img src="' + data.result.attachment_url + '" class="cached-image"/></figure></div>'
if $(data.preview).length > 0
$(data.preview).replaceWith(image_preview)
else
$(image_preview).insertBefore($(data.wrapper).find(".attachment-actions"))
data.preview = $(data.wrapper).find('.image-preview')
doDeleteCachedAttachmentRequest: (url, data) ->
$.ajax
type: "POST"
url: url
dataType: "json"
data: { "_method": "delete" }
complete: ->
$(data.cachedAttachmentField).val("")
$(data.addAttachmentLabel).show()
App.Imageable.clearFilename(data)
App.Imageable.clearInputErrors(data)
App.Imageable.clearProgressBar(data)
App.Imageable.clearPreview(data)
$('#new_image_link').removeClass('hide')
$(data.wrapper).find(".attachment-actions").addClass('small-12').removeClass('small-6 float-right')
$(data.wrapper).find(".attachment-actions .action-remove").addClass('small-3').removeClass('small-12')
if $(data.input).data('nested-image') == true
$(data.wrapper).remove()
else
$(data.wrapper).find('a.remove-cached-attachment').remove()
initializeRemoveCachedImageLink: (input, data) ->
wrapper = $(input).closest(".direct-upload")
remove_image_link = $(wrapper).find('a.remove-cached-attachment')
$(remove_image_link).on 'click', (e) ->
e.preventDefault()
e.stopPropagation()
App.Imageable.doDeleteCachedAttachmentRequest(this.href, data)
removeImage: (id) ->
$('#' + id).remove()
$("#new_image_link").removeClass('hide')