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Documentation / react-auth / useLogin

Function: useLogin()

useLogin(callbacks?): Object

Use this hook to log the user in, and to attach callbacks for successful logins, already-authenticated users, and login errors.

Parameters

callbacks?: Object

callbacks.onComplete?: (user, isNewUser, wasAlreadyAuthenticated, loginMethod, loginAccount) => void

Callback that will execute once a login flow successfully completes.

  • If config.embeddedWallets.createOnLogin is set to 'off' or a wallet creation flow is not applicable, this will run after the user successfully authenticates.
  • If config.embeddedWallets.createOnLogin is set to 'users-without-wallets' or 'all-users', this will run after the user successfully authenticates and creates their wallet (if applicable).
  • If a user is already authenticated, this will run immediately and the wasAlreadyAuthenticated flag will be set to true.

ParamUser the user oject corresponding to the authenticated user

Param {boolean} boolean flag indicating if this is the user's first time logging in to your app

Param {boolean} - boolean flag indicating whether the user entered the application already authenticated

Param {string} - the method used by the user to login

Param the account corresponding to the loginMethod used

callbacks.onError?: CallbackError

Callback that will execute in the case of a non-successful login.

Param [PrivyErrorCode]([object Object]) - the corresponding error code

callbacks.onOAuthLoginComplete?: (oAuthProviderTokens) => void

Callback that will execute once a successful OAuth login flow completes. This will only run in the case of an OAuth login flow.

ParamOAuthProviderTokens - the OAuth tokens returned from the OAuth provider

Returns

Object

login - opens the Privy modal and prompts the user to login

login

login: () => void

Returns

void