Trying to make an update(); using wix-users

Am I getting close to setting writer/author permissions?

import wixUsers from ‘wix-users’;
function name (addAuthor) {
if(wixUsers.currentUser.loggedIn);
let options = {
“suppressAuth”: true,
“suppressHooks”: true
}
let jsGetRoles {
user.getRoles()
.then( (roles) => {
let firstRole = name[0];
let roleName = firstRole.member; // “Role Name”
let roleDescription = firstRole.member;
; // “Role Description”
} );
}
function update();
{
(memberRoleName: member]):Promise ;
}

I’m a novice, so I might have a glaring, blatant error.