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我有一個Node.js/Express.js項目。vCard.js不是第二個調用的函數
我有一個做了三件事端點: 1)它使用vCard.js生成一個.vcf文件 2)電子郵件的收件人.vcf文件 3)鏈接將其添加收件人作爲聯繫用戶配置文件
由於某種原因,當我第一次調用這個端點時,它處理一切都很好。但之後的任何調用都會產生vCard不是函數的錯誤。
下面是Express端點的簡化版本。我刪除了基本上實例化傳遞給函數的變量的代碼塊。
我希望有人能夠在流程中看到可能導致問題的原因。
我可以發佈整個代碼,但我認爲這可能有點麻煩人們通過,並認爲我會先試試這個。
這裏的端點:
var express = require('express');
var router = express.Router();
var Card = require('../models/cards');
var Hold = require('../models/hold');
var Profile = require('../models/profile');
var vCard = require('vcards-js');
var GuidGen = require('./helpers/generate_guid');
var sendmail = require('./helpers/post_office');
var constants = require('./helpers/constants');
router.route('/invite')
.put(function(req, res){
vCard = vCard();
//VARIABLES PASSED TO VCARD HERE
// REMOVED FIELDS FOR VCARD FOR SIMPLICITY. HERE IS AN EXAMPLE OF A FIELD: vCard.[FIELD] = req.body.[PARAM];
//FIRST ACTION: SAVE VCARD
vCard.saveToFile('./vcards/' + req.body.invited_first_name + req.body.invited_last_name + req.body.owner_id + '.vcf');
//SECOND ACTION: SEND EMAIL WITH VCARD
//FOLLOWING ACTION PASSES THE ABOVE PARAMS AND SENDS EMAIL VIA HELPER
sendmail.mailsend(emailSender, emailRecipient, emailSubject, emailBody);
//THIRD ACTION: SAVE CONTACT TO USER PROFILE
Profile.findOne({'contacts.emails.email_address':req.body.invited_email}, function(err, profile){
if(err)
console.log('Error in looking for profile.');
if(profile){
//I REMOVED THE CODE BLOCK THAT SETS UP SAVING THE PROFILE FOR SIMPLICITY
profile.save(function(err){
if(err)
res.send(err);
res.json(profile);
});
} else {
//REMOVED CODE FOR SETTING UP UPDATING CONTACTS FOR SIMPLICITY
var contacts = {
//CODE FOR CONTATACTS REMOVED FOR SIMPLICITY
};
Profile.findOneAndUpdate({
owner_id: req.body.owner_id
}, {
$push: {
contacts: contacts
}
}, {
new: true
}, (err, profile) => {
if (err) {
return res.send(err);
}
return res.json(profile);
});
}
})
})
module.exports = router;
謝謝,威爾遜! – cnak2