gistfile1.txt

function createNotifications() {
    
    var activities = Activity.findAll({notified: false})

    var notifications = activities.map(createNotifications)

    notifications = flatten(notifications)

    // later => notifications = simplify(notifications)

    sendBulk(notifications, function() {
        notifications.forEach((notification) => {
            notification.set({notifed: true})
        })
    })


}

function createNotifications(activity) {
    
    user = User.find(activity.userId)

    return user.followers.map( id {
        return new Notification(activity.type, activity, user.messagingId )
    })

}