'use strict'

module.exports = (impl) ->
    DATA =
        bindings: null
        elem: null

    DATA: DATA

    createData: impl.utils.createDataCloner DATA

    create: (data) ->
        self = @

        elem = data.elem = document.createElement 'audio'
        elem.setAttribute 'preload', 'auto'

        elem.addEventListener 'ended', ->
            self.running = false

        return

    setAmbientSoundSource: (val) ->
        if rsc = impl.Renderer.resources.resolve(val)
            val = rsc
        @_impl.elem.setAttribute 'src', val
        return

    setAmbientSoundLoop: (val) ->
        @_impl.elem.setAttribute 'loop', val
        return

    startAmbientSound: (val) ->
        @_impl.elem.play()
        if @_impl.elem.readyState is @_impl.elem.HAVE_ENOUGH_DATA
            @_impl.elem.currentTime = 0
        return

    stopAmbientSound: (val) ->
        @_impl.elem.pause()
        return