ama-team / voxengine-scenario-framework

var Slf4j = require('@ama-team/voxengine-sdk').Logger.Slf4j

module.exports = {

  /**

   * @param {LoggerOptions} [options]

   *

   * @return {Function}

   */

  factory: function (options) {

    var name = 'ama-team.vsf.schema.defaults.deserializer'

    var logger = Slf4j.factory(options, name)

    return function (input) {

      if (!input || input === '') {

        logger.debug('Provided input is a falsey value, returning empty object')

        return {}

      }

      if (typeof input !== 'string') {

        logger.debug('Provided input is not a string, returning object with ' +

          'input as $.customData')

        return {customData: input}

      }

      try {

        return JSON.parse(input)

      } catch (e) {

        logger.warn('Failed to deserialize JSON from {}, returning object ' +

          'with input as $.customData', input)

        return {customData: input}

      }

    }

  }

}