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              %script{src: "https://cdnjs.cloudflare.com/ajax/libs/react/0.12.2/react-with-addons.js"}
%div{data: { ui: 'alerts' }}
%div{data: { ui: 'widgets' }}

  margin-top: 50px
  text-align: center
              {div, button} = React.DOM

Widgets = React.createClass
	render: ->
    div className: 'widget', 
    	button className: 'btn btn-primary', onClick: (=> @_sendMsg('Testing')), 'Click Me'
	_sendMsg: (msg) ->
    $('[data-ui="alerts"]').trigger("message", ["Widget clicked."])

Alerts = React.createClass
  messageTimeout: 5000
  getInitialState: ->
    messages: []

  componentDidMount: ->
    $('[data-ui="alerts"]').on 'message', (event, msg) =>
      msgs = @state.messages
      @setState(messages: msgs)

  componentDidUpdate: ->
    @state.messages.map (msg, index) =>
      setTimeout(( => @_removeMsg(index)), @messageTimeout)

  render: ->
    div {},
      @state.messages.map (msg, index) =>
        div className: 'alert alert-info',

  _removeMsg: (index) ->
    msgs = @state.messages
    msgs.splice(index, 1)
    @setState(messages: msgs)
React.renderComponent(Widgets(), document.querySelector('[data-ui="widgets"]'))
React.renderComponent(Alerts(), document.querySelector('[data-ui="alerts"]'))
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