Хелперы для гардов

checkRoles.js

interface IUserContext {
    user: User_user;
}

export function onlyAuth(context: IUserContext) {
    return Boolean(context.user);
}

export function onlyAdAgent({ user }: IUserContext) {
    if (user && user.roles) {
        return user.roles.includes(RolesNames.adAgent);
    }
    return false;
}

export function onlyManager({ user }: IUserContext) {
    if (user && user.roles) {
        return user.roles.includes(RolesNames.manager);
    }
    return false;
}

export function anyRole(roles: Array<(context: IUserContext) => boolean>) {
    return (context: IUserContext) => {
        return roles.some(role => role(context));
    };
}

export function allRoles(roles: Array<(context: IUserContext) => boolean>) {
    return (context: IUserContext) => {
        return roles.every(role => role(context));
    };
}

export function hasRole(role: string) {
    return ({ user }: IUserContext) => {
        if (user && user.roles) {
            return user.roles.includes(role);
        }
        return false;
    };
}

export function exceptRoles(roles: Array<(context: IUserContext) => boolean>) {
    return (context: IUserContext) => {
        return roles.every(role => !role(context));
    };
}