how to send mail with data that data from database using nodejs? - node.js

Question

this is my code: i am getting perfect output in postman.but i want the output to send through my mail.In this code var result i am getting error i cannot able to get the responses.
var startBroadcasting = function (req, res) {
authToken = req.headers.authorization;
userAuthObj = JSON.parse(UserAuthServices.userAuthTokenValidator(authToken));
var todayDate = new Date();
var expireDate = new Date(userAuthObj.expire_date);
tokenOK = TokenValidator.validateToken(userAuthObj.user_id, authToken).then(function (userSessions) {
if (userSessions.length === 1) {
if (expireDate >= todayDate) {
template_id = req.params.id;
image_id = req.params.img_id;
TemplateController.findById(template_id, {
attributes: {
exclude: ['created_by', 'created_on', 'updated_by', 'updated_on']
},
include: [{
attributes: {
exclude: ['created_by', 'created_on', 'updated_by', 'updated_on']
},
model: Broadcasting,
where: {
id: image_id,
}
},
]
}
).then(function (templatefindByid) {
BccSetting.findAll({
where: {
template_id: template_id
}
}).then(bccSettings => {
res.status(200).json({
id: templatefindByid.id,
name: templatefindByid.name,
template_images: templatefindByid.template_images,
bcc_settings: bccSettings,
})
}).catch(err => {
console.log(err);
res.status(404).json({
message: ' not found...'
});
});
}).catch(function (err) {
console.log(err);
res.status(404).json({
message: 'not found...'
});
});
} else {
res.status(401).json({
message: 'Not ...'
});
}
} else {
res.status(401).json({
message: 'Expired...'
});
}
}).catch(function (err) {
res.status(401).json({
message: 'Expired...'
});
});
var result = "Hi " + template_images.client_name + "!We are pleased to inform you that " + template_images.client_name + " newschannel streaming has been stopped sucessfully on " +template_images.destination_type + "" +
"" +
"This email was sent from a notification-only address that cannot accept incoming email. Please do not reply to this message.";
let transporter = nodemailer.createTransport({
host: 'smtp.gmail.com',
port: 465,
auth: true,
active: true,
secure: true,
requireTLS: true,
auth: {
user: 'trans#gmail.com',
pass: 'wertyy'
}
});
let mailOptions = {
from: 'trans#gmail.com',
to: 'wwww#gmail.com',
bcc: bcc_setting.bcc_setting,// here i want bcc setting data
subject: 'yvnuyybymyed',
html: 'result'
};
transporter.sendMail(mailOptions, (error, info) => {
if (error) {
return console.log("mail not sent" + error.message);
}
console.log('success');
});
};