'use strict';

var BaseNotifier = require('./base').Notifier,
	inherits = require('util').inherits,
	Steppy = require('twostep').Steppy,
	_ = require('underscore'),
	nodemailer = require('nodemailer');

function Notifier() {
}

inherits(Notifier, BaseNotifier);

exports.register = function(app) {
	app.lib.notifier.register('mail', Notifier);
};

Notifier.prototype.init = function(params, callback) {
	this.transport = nodemailer.createTransport(params);
	callback();
};

Notifier.prototype._subjectTemplate = _(
	'<%= build.project.name %> build #<%= build.number %> ' +
	'is <%= build.status %>'
).template();

Notifier.prototype._bodyTemplate = _(
	'<%= build.project.name %> build #<%= build.number %> status: ' +
	'<%= build.status %><br>' +
	'Current revision is: ' +
	'<%= build.scm.rev.author %>: <%= build.scm.rev.comment %>'
).template();

Notifier.prototype.send = function(params, callback) {
	var self = this,
		build = params.build;

	Steppy(
		function() {
			var subject = self._subjectTemplate(params),
				body = self._bodyTemplate(params);

			self.transport.sendMail({
				subject: subject,
				html: body,
				to: params.build.project.notify.to.mail.join(',')
			}, this.slot());
		},
		callback
	);
};