Asymmetrik/mean2-starter

'use strict';

let path = require('path'),
    q = require('q'),

    deps = require(path.resolve('./src/server/dependencies.js')),
    dbs = deps.dbs,
    logger = deps.logger,
    auditLogger = deps.auditLogger;

// Creates an audit entry persisted to Mongo and the bunyan logger
module.exports.audit = function(message, eventType, eventAction, eventActor, eventObject, eventMetadata) {
    let Audit = dbs.admin.model('Audit');
    let utilService = deps.utilService;

    // Extract additional metadata to audit
    let interfaceUrl = utilService.getHeaderField(eventMetadata, 'interface-url');
    if (interfaceUrl != null) {
        interfaceUrl = decodeURI(interfaceUrl);
    }
    let userAgentObj = utilService.getUserAgentFromHeader(eventMetadata);

    // Send to Mongo
    let newAudit = new Audit({
        created: Date.now(),
        message: message,
        audit: {
            auditType: eventType,
            action: eventAction,
            actor: eventActor,
            interfaceUrl: interfaceUrl,
            object: eventObject,
            userSpec: userAgentObj
        }
    });

    // Send to bunyan logger for logfile persistence
    auditLogger.audit(message, eventType, eventAction, eventActor, eventObject);

    return newAudit
        .save()
        .then(
            (result) => {
                return q(result);
            },
            (err) => {
                // Log and continue the error
                logger.error({err: err, audit: newAudit}, 'Error trying to persist audit record to storage.');
                return q.reject(err);
            });
};