Function useLogin

packages/shared/src/hooks/useLogin.ts:47–251

({
  trigger,
  provider: providerProp,
  onSuccessfulLogin,
}: UseLoginProps = {})

}

const useLogin = ({
  trigger,
  provider: providerProp,
  onSuccessfulLogin,
}: UseLoginProps = {}): UseLogin => {
  const { onUpdateSignBack } = useSignBack();
  const { displayToast } = useToastNotification();
  const { logEvent } = useLogContext();
  const { refetchBoot } = useContext(AuthContext);
  const hintState = useState<string | null>('Enter your password to login');
  const [, setHint] = hintState;

  const {
    mutateAsync: onBetterAuthPasswordLogin,
    isPending: isBetterAuthPasswordLoading,
  } = useMutation({
    mutationFn: async (form: LoginFormParams) => {
      logEvent({
        event_name: 'click',
        target_type: AuthEventNames.LoginProvider,
        target_id: 'email',
        extra: JSON.stringify({ trigger }),
      });
      return betterAuthSignIn({
        email: form.identifier,
        password: form.password,
        turnstileToken: form.turnstileToken,
      });
    },
    onSuccess: async (res) => {
      if (res.error) {
        logEvent({
          event_name: AuthEventNames.LoginError,
          extra: JSON.stringify({
            provider: 'password',
            error: res.error,
            displayedError: labels.auth.error.invalidEmailOrPassword,
            origin: Origin.BetterAuthEmailLogin,
            userAgent: navigator.userAgent,
          }),
        });
        setHint(labels.auth.error.invalidEmailOrPassword);
        return;
      }

      try {
        const { data: boot } = await refetchBoot();

        if (!boot.user) {
          logEvent({
            event_name: AuthEventNames.LoginError,
            extra: JSON.stringify({
              provider: 'password',
              error: 'Missing user after Better Auth email login',
              origin: Origin.BetterAuthEmailLoginBoot,
            }),
          });
          setHint(labels.auth.error.generic);