// /*
//     Email Notifications Helper Class
// */
//
// var app = require('../app');
// var communicator = require('../communicator');
// var debug = require('debug')('rallly');
// var mandrill = require('mandrill-api');
// var mandrill_client = new mandrill.Mandrill(app.get('mandrillAPIKey'));
//
// communicator.on('event:create', function(event){
//     if (!event.creator.allowNotifications && event.isClosed) return;
//     sendEmailConfirmation(event);
//     sendInvites(event);
// });
//
// communicator.on('event:update:creator.email', function(event, oldEvent){
//     if (!event.creator.allowNotifications && event.isClosed) return;
//     verifyEmail(event);
// });
//
// communicator.on('event:delete', function(event){
//     deleteConfirmation(event);
// });
//
// // Send confirmation to the creator of the event with a link to verify the creators email address
// var sendEmailConfirmation = function(event){
//     var message = {
//         subject : "Rallly: " + event.title + " - Verify Email Address",
//         from_email : 'noreply@rallly.co',
//         from_name : 'Rallly',
//         to: [{
//             'email': event.creator.email
//         }],
//         global_merge_vars : [{
//             'name' : 'TITLE',
//             'content' : 'Your event ' + event.title + ' has been created successfully.'
//         }, {
//             'name' : 'MESSAGE',
//             'content' : 'Hi ' + event.creator.name + ',<br /><br />' +
//                         'An email has been sent to each participant with a link to the event.<br /><br />' +
//                         'Important: To continue receiving email notifications about this event, please click the button below to verify your email address.'
//         }, {
//             'name' : 'BUTTONTEXT',
//             'content' : 'Verify Email Address'
//         }, {
//             'name' : 'BUTTONLINK',
//             'content' : app.get('absoluteUrl')('verify/'+event._id+'/code/'+event.__private.verificationCode)
//         }]
//     }
//     mandrill_client.messages.sendTemplate({
//         message : message,
//         template_name : 'rallly-standard',
//         async : true,
//         template_content : []
//     }, mandrillSuccessHandler, mandrillErrorHandler);
// }
//
// // Send an invite to all participants of the evnet
// var sendInvites = function(event){
//     event.emails.forEach(function(item){
//         var toEmail = item.email;
//         var message = {
//             subject : "Rallly: " + event.title,
//             from_email : 'noreply@rallly.co',
//             from_name : 'Rallly',
//             to: [{
//                 'email': toEmail
//             }],
//             headers : {
//                 'Reply-To' : event.creator.email
//             },
//             global_merge_vars : [{
//                 'name' : 'TITLE',
//                 'content' :  event.creator.name + ' has invited you to participate in their event: ' + event.title,            }, {
//                 'name' : 'MESSAGE',
//                 'content' : 'Rallly is a free collaborative scheduling service that lets you and your friends vote on a date to host an event. ' +
//                             'Click on the button below to visit the event page and vote on the dates that best suit you. '
//             }, {
//                 'name' : 'BUTTONTEXT',
//                 'content' : 'View Event'
//             }, {
//                 'name' : 'BUTTONLINK',
//                 'content' : app.get('absoluteUrl')(event._id)
//             }]
//         }
//         mandrill_client.messages.sendTemplate({
//             message : message,
//             template_name : 'rallly-standard',
//             async : true,
//             template_content : []
//         }, mandrillSuccessHandler, mandrillErrorHandler);
//     })
// }
//
// // This message is sent when the user want to verify an email address after the event has been created
// var verifyEmail = function(event){
//     var message = {
//         subject : "Rallly: " + event.title + " - Verify Email Address",
//         from_email : 'noreply@rallly.co',
//         from_name : 'Rallly',
//         to: [{
//             'email': event.creator.email
//         }],
//         global_merge_vars : [{
//             'name' : 'TITLE',
//             'content' : 'Please verify your email address to receive updates from this event.'
//         }, {
//             'name' : 'MESSAGE',
//             'content' : 'Hi ' + event.creator.name + ',<br /><br />' +
//             'If you would like to receive email updates from this event, please click on the button below to verify your email address.'
//         }, {
//             'name' : 'BUTTONTEXT',
//             'content' : 'Verify Email Address'
//         }, {
//             'name' : 'BUTTONLINK',
//             'content' : app.get('absoluteUrl')('verify/'+event._id+'/code/'+event.__private.verificationCode)
//         }]
//     }
//     mandrill_client.messages.sendTemplate({
//         message : message,
//         template_name : 'rallly-standard',
//         async : true,
//         template_content : []
//     }, mandrillSuccessHandler, mandrillErrorHandler);
// }
//
// var sendUpdate = function(event){
//     var message = {
//         subject : "Rallly: " + event.title + " - Verify Email Address",
//         from_email : 'noreply@rallly.co',
//         from_name : 'Rallly',
//         to: [{
//             'email': event.creator.email
//         }],
//         global_merge_vars : [{
//             'name' : 'Name',
//             'content' : event.creator.name
//         }, {
//             'name' : 'Event',
//             'content' : event.title
//         }, {
//             'name' : 'VerifyUrl',
//             'content' : app.get('absoluteUrl')('verify/'+event._id+'/code/'+event.creator.verificationCode)
//         }]
//     }
//     mandrill_client.messages.sendTemplate({
//         message : message,
//         template_name : 'rallly-standard',
//         async : true,
//         template_content : []
//     }, mandrillSuccessHandler, mandrillErrorHandler);
// }
//
// var deleteConfirmation = function(event){
//     var message = {
//         subject : "Rallly: " + event.title + " - Delete Request",
//         from_email : 'noreply@rallly.co',
//         from_name : 'Rallly',
//         to: [{
//             'email': event.creator.email
//         }],
//         global_merge_vars : [{
//             'name' : 'TITLE',
//             'content' : 'Are you sure you want to delete ' + event.title + '?'
//         }, {
//             'name' : 'MESSAGE',
//             'content' : 'Hi ' + event.creator.name + ',<br /><br />' +
//             'A request has been made to delete this event. If you would like to delete it click the button below. If you did not make this request, please ignore this email.'
//         }, {
//             'name' : 'BUTTONTEXT',
//             'content' : 'Delete Event'
//         }, {
//             'name' : 'BUTTONLINK',
//             'content' : app.get('absoluteUrl')('delete/'+event._id+'/code/'+event.__private.deleteCode)
//         }]
//     }
//     mandrill_client.messages.sendTemplate({
//         message : message,
//         template_name : 'rallly-standard',
//         async : true,
//         template_content : []
//     }, mandrillSuccessHandler, mandrillErrorHandler);
// }
//
// var mandrillSuccessHandler = function(result){
//     if (result.length == 1) {
//         debug('Email sent to ' + result[0].email);
//     } else {
//         debug('Email sent to ' + result.length + ' recipients');
//     }
// }
//
// var mandrillErrorHandler = function(e){
//     debug('A mandrill error occurred: ' + e.name + ' - ' + e.message);
// }