/**
 * MongooseJS plugin to auto-populate the _createdBy and _updatedBy document values (If they exist in the schema)
 */
'use strict'

import _ from 'moar-lodash'
import * as appRoot from 'app-root-path'
import Mongoose from 'mongoose'

const log           = appRoot.require('./dist/lib/utils/logger')({ plugin: 'Mongoose ByAccount'})
const accountHelper = appRoot.require('./dist/lib/helpers/account')

module.exports = ( schema, options ) => {
    // If the schema has a _createdBy..
    if( _.isObject( schema.paths._createdBy ) ) {
        log.debug( `Schema item _createdBy found` )

        schema.pre( 'save', function( next ) {
            if( ! accountHelper.getAccount( '_id' ) ) {
                log.warn( `Unable to populate _createdBy - No account ID set in the Account Helper` )
            }
            else {
                this._createdBy = accountHelper.getAccount( '_id' )
                this.markModified( '_createdBy' )
            }

            next()
        } )
    }

    // If the schema has a _updatedBy...
    if( _.isObject( schema.paths._updatedBy ) ) {
        log.debug( `Schema item _updatedBy found` )

    }
}