export async function googleSignIn()

in src/Frontend/src/services/auth.ts [44:84]
30 lines of code
4 McCabe index (conditional complexity)

export async function googleSignIn(firebaseAuth : Auth) : Promise<IAuthSigninResponse | null> {
    return new Promise<IAuthSigninResponse | null>(async (resolve, reject) => {
        try {
            // Sign in using a popup.
            const provider = new GoogleAuthProvider();
            provider.setCustomParameters({ prompt:'select_account' });        
            provider.addScope('profile');

            const result : (UserCredential | void) = await signInWithPopup(firebaseAuth, provider).catch(error => {
                if (process.env.NODE_ENV === 'development') console.error('[FIREBASE GOOGLE AUTH ERROR]: ' + error);
                AlertInstance.alert(ALERT_ERROR, "error_google_auth")
                reject(null);
            });
            
            if (!result) return reject(null);
            const user : (User | any) = result.user;
            const { email } = user;

            const bodyData = { token: user.accessToken };
            
            await api.post(ENDPOINT_AUTH_TOKEN, bodyData).then(response => {
                const { id, access_token, refresh_token, token_type, scopes, user_name, user_id } = response.data;
    
                resolve({ 
                    id,
                    access_token, 
                    refresh_token,
                    token_type,
                    scopes,
                    email,
                    user_name,
                    user_id
                });
            });
        } catch (e) {
            if (process.env.NODE_ENV === 'development') console.error('[PROMISE ERROR]: ' + e);
            AlertInstance.alert(ALERT_ERROR, 'toast.errors.auth.error_auth');
            reject(null);
        }
    });
}