如何确定用户是使用电子邮件和密码登录Firebase还是使用Google登录? [英] How to determine if the user signed in to Firebase with email and password or with google sign in?
问题描述
我正在为Web应用程序登录,我已经做了这样,用户可以使用他们的电子邮件和密码手动登录,或者使用谷歌登录。有没有办法确定他们使用的是哪种方法?最好使用Firebase身份验证状态更改功能。
I am working on a log in for a web application, and I have made it so the user can sign in manually with their email and password or by using a google sign in. Is there a way to determine which method they used? Preferably by using the Firebase authentication state change function.
`firebase.auth().onAuthStateChanged(firebaseUser => {....`
我知道您可以告诉他们在进入Firebase控制台日志时如何登录但是有没有办法使用JavaScript代码确定它?
I know you can tell how they signed in when you go into the Firebase console log but is there a way to determine it using JavaScript code?
使用 firebase.auth()。currentUser.providerData
以下内容:
When using firebase.auth().currentUser.providerData
the following:
推荐答案
您可以使用currentUser来确定 https://firebase.google.com/docs/reference/js/firebase。 UserInfo
You can determine by using currentUser https://firebase.google.com/docs/reference/js/firebase.UserInfo
像这样:
firebase.auth()。 currentUser.providerData [0] .providerId
希望很有帮助。
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