我正试图允许用户编辑其个人资料信息。我可以看到用户，名称和电话号码已更新。电子邮件和个人资料图片不是。我希望允许用户单独更改其信息。如果我尝试更新单个字段，则其余字段将被清空。如果有人可以帮助我解决我的问题，将不胜感激。用户在注册时选择个人资料图片，并将其存储在Firebase中。我只是无法弄清楚如何允许用户更改单个字段。
@objc func handleUpdate() {
if ((updateemailTextField.text != "" || nameTextField.text != "") && (updateemailTextField.text != nil || nameTextField.text != nil)){
let userRef = Database.database().reference().child("users").child(Auth.auth().currentUser!.uid)
if let new_Email = updateemailTextField.text{
Auth.auth().currentUser!.updateEmail(to: updateemailTextField.text!) { error in
if error == nil{
userRef.updateChildValues(["email" : new_Email ], withCompletionBlock: {(errEM, referenceEM) in
if errEM == nil{
print(referenceEM)
}else{
print(errEM?.localizedDescription)
}
})
}
}
}
if let new_Name = nameTextField.text as? String{
userRef.updateChildValues(["name" : new_Name ], withCompletionBlock: {(errNM, referenceNM) in
if errNM == nil{
print(referenceNM)
}else{
print(errNM?.localizedDescription)
}
})
}
}else{
}
if ((updateemailTextField.text != "" || phonenumberTextField.text != "") && (updateemailTextField.text != nil || phonenumberTextField.text != nil)){
let userRef = Database.database().reference().child("users").child(Auth.auth().currentUser!.uid)
if let email = updateemailTextField.text{
Auth.auth().currentUser!.updateEmail(to: updateemailTextField.text!) { error in
if error == nil{
userRef.updateChildValues(["email" : email ], withCompletionBlock: {(errEM, referenceEM) in
if errEM == nil{
print(referenceEM)
}else{
print(errEM?.localizedDescription)
}
})
}
}
do {
}
}
if let newphonenumber = phonenumberTextField.text{
userRef.updateChildValues(["phonenumber" : newphonenumber ], withCompletionBlock: {(errNM, referenceNM) in
if errNM == nil{
print(referenceNM)
}else{
print(errNM?.localizedDescription)
}
})
}
}else{
}
}
}