4d7c124188
The code won't do anything if there are no elements, so there's no need to check that condition.
23 lines
740 B
CoffeeScript
23 lines
740 B
CoffeeScript
App.RegistrationForm =
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initialize: ->
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usernameInput = $("form#new_user[action=\"/users\"] input#user_username")
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clearUsernameMessage = ->
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$("small").remove()
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showUsernameMessage = (response) ->
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klass = if response.available then "no-error" else "error"
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usernameInput.after $("<small class=\"#{klass}\" style=\"margin-top: -16px;\">#{response.message}</small>")
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validateUsername = (username) ->
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request = $.get "/user/registrations/check_username?username=#{username}"
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request.done (response) ->
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showUsernameMessage(response)
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usernameInput.on "focusout", ->
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clearUsernameMessage()
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username = usernameInput.val()
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validateUsername(username) if username != ""
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