'use strict'

utils = require 'src/utils'
assert = require 'src/assert'

module.exports = (impl) ->
    {bridge} = impl
    {outActions, pushAction, pushItem, pushBoolean, pushInteger, pushFloat, pushString} = bridge

    NOP = ->

    DATA = utils.merge
        id: 0
        bindings: null
        anchors: null
        linkUri: ''
        linkUriListens: false
    , impl.pointer.DATA

    DATA: DATA

    createData: impl.utils.createDataCloner DATA

    create: (data) ->
        if data.id is 0
            pushAction outActions.CREATE_ITEM
            data.id = bridge.getId this
        return

    setItemParent: (val) ->
        pushAction outActions.SET_ITEM_PARENT
        pushItem @
        pushItem val
        return

    insertItemBefore: (val) ->
        pushAction outActions.INSERT_ITEM_BEFORE
        pushItem @
        pushItem val
        return

    setItemBackground: (val) ->
        pushAction outActions.SET_ITEM_BACKGROUND
        pushItem @
        pushItem val
        return

    setItemVisible: (val) ->
        pushAction outActions.SET_ITEM_VISIBLE
        pushItem @
        pushBoolean val
        return

    setItemClip: (val) ->
        pushAction outActions.SET_ITEM_CLIP
        pushItem @
        pushBoolean val
        return

    setItemWidth: (val) ->
        pushAction outActions.SET_ITEM_WIDTH
        pushItem @
        pushFloat val
        return

    setItemHeight: (val) ->
        pushAction outActions.SET_ITEM_HEIGHT
        pushItem @
        pushFloat val
        return

    setItemX: (val) ->
        pushAction outActions.SET_ITEM_X
        pushItem @
        pushFloat val
        return

    setItemY: (val) ->
        pushAction outActions.SET_ITEM_Y
        pushItem @
        pushFloat val
        return

    setItemScale: (val) ->
        pushAction outActions.SET_ITEM_SCALE
        pushItem @
        pushFloat val
        return

    setItemRotation: (val) ->
        pushAction outActions.SET_ITEM_ROTATION
        pushItem @
        pushFloat val
        return

    setItemOpacity: (val) ->
        pushAction outActions.SET_ITEM_OPACITY
        pushItem @
        pushInteger val * 255 | 0
        return

    setItemLinkUri: do ->
        onClick = (event) ->
            {linkUri} = @_impl
            if linkUri
                impl.Renderer.onLinkUri.emit linkUri
            else
                event.stopPropagation = false
            return

        (val) ->
            @_impl.linkUri = val

            unless @_impl.linkUriListens
                @_impl.linkUriListens = true
                @pointer.onClick onClick, @
            return

    setItemKeysFocus: (val) ->
        pushAction outActions.SET_ITEM_KEYS_FOCUS
        pushItem @
        pushBoolean val
        return