import define from '../define';

let fn, elesfn;

fn = elesfn = ({

  data: define.data( {
    field: 'data',
    bindingEvent: 'data',
    allowBinding: true,
    allowSetting: true,
    settingEvent: 'data',
    settingTriggersEvent: true,
    triggerFnName: 'trigger',
    allowGetting: true,
    immutableKeys: {
      'id': true,
      'source': true,
      'target': true,
      'parent': true
    },
    updateStyle: true
  } ),

  removeData: define.removeData( {
    field: 'data',
    event: 'data',
    triggerFnName: 'trigger',
    triggerEvent: true,
    immutableKeys: {
      'id': true,
      'source': true,
      'target': true,
      'parent': true
    },
    updateStyle: true
  } ),

  scratch: define.data( {
    field: 'scratch',
    bindingEvent: 'scratch',
    allowBinding: true,
    allowSetting: true,
    settingEvent: 'scratch',
    settingTriggersEvent: true,
    triggerFnName: 'trigger',
    allowGetting: true,
    updateStyle: true
  } ),

  removeScratch: define.removeData( {
    field: 'scratch',
    event: 'scratch',
    triggerFnName: 'trigger',
    triggerEvent: true,
    updateStyle: true
  } ),

  rscratch: define.data( {
    field: 'rscratch',
    allowBinding: false,
    allowSetting: true,
    settingTriggersEvent: false,
    allowGetting: true
  } ),

  removeRscratch: define.removeData( {
    field: 'rscratch',
    triggerEvent: false
  } ),

  id: function(){
    let ele = this[0];

    if( ele ){
      return ele._private.data.id;
    }
  }

});

// aliases
fn.attr = fn.data;
fn.removeAttr = fn.removeData;

export default elesfn;