return (dispatch) => {
// Set up a firebase auth state listener to get the currently logged in user (this will succeed)
// if the user is logged in and a session token exists, otherwise we'll have to look for the
// result of the oauth redirect)
const unsubscribe = firebase.auth().onAuthStateChanged(authUser => {
unsubscribe()
if (authUser) {
return dispatch(handleSuccesfulRedirectAsync(authUser))
} else {
// Otherwise, get the result of the redirect
firebase.auth().getRedirectResult().then(result => {
dispatch(handleRedirectResultAsync(result))
}).catch(err => {
dispatch(signInFailure())
// Depending on the error, we'll need to dispatch different messages
if (err.code === 'auth/account-exists-with-different-credential') {
const { email } = err
dispatch(notificationActions.addNotification({
message: `An account has already been registered for ${email}`,
kind: 'danger',
dismissAfter: 4000,
}))
}
})
}
})
}
const unsubscribe = firebase.auth().onAuthStateChanged(authUser => {
unsubscribe()
if (authUser) {
return dispatch(handleSuccesfulRedirectAsync(authUser))
} else {
// Otherwise, get the result of the redirect
firebase.auth().getRedirectResult().then(result => {
dispatch(handleRedirectResultAsync(result))
}).catch(err => {
dispatch(signInFailure())
// Depending on the error, we'll need to dispatch different messages
if (err.code === 'auth/account-exists-with-different-credential') {
const { email } = err
dispatch(notificationActions.addNotification({
message: `An account has already been registered for ${email}`,
kind: 'danger',
dismissAfter: 4000,
}))
}
})
}
})