62 lines
1.7 KiB
JavaScript
62 lines
1.7 KiB
JavaScript
import { useAuth } from './auth-provider';
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import Authentication from '../pages/auth';
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export const Perm = {
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CREATE_USER: 1,
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CREATE_ROLE: 2,
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CREATE_PLAYLIST: 3,
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VIEW_PLAYLIST: 4,
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OWN_PLAYLIST: 5,
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EDIT_PLAYLIST: 6,
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ACTIVATE_PLAYLIST: 7,
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};
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const checkBit = (dec, perm) => {
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if (!dec || !perm) return false;
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const binStr = (dec >>> 0).toString(2);
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const len = binStr.length;
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return binStr[len - perm] === '1';
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};
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export const checkPerm = (perm, user, item = {}) => {
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if (!perm || !user) return false;
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switch (perm) {
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case Perm.CREATE_ROLE:
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return user.roles.length >= 1 && checkBit(user.roles[0].permissions, Perm.CREATE_ROLE);
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case Perm.CREATE_PLAYLIST:
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return user.roles.length >= 1 && checkBit(user.roles[0].permissions, Perm.CREATE_PLAYLIST);
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case Perm.CREATE_USER:
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return user.roles.length >= 1 && checkBit(user.roles[0].permissions, Perm.CREATE_USER);
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case Perm.OWN_PLAYLIST:
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return item?.owner_id === user.id;
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default:
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return false;
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}
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};
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const GrantAccess = ({ role, roles, children, item }) => {
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const { user } = useAuth();
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if (role && checkPerm(role, user)) {
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return children;
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} else if (roles) {
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let flag = false;
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let i = 0;
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while (!flag && i < roles.length) {
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if (checkPerm(roles[i], user, item)) {
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flag = true;
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}
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i++;
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}
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if (flag) return children;
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}
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return null;
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};
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export const LoginRequired = ({ children }) => {
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const { user } = useAuth();
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if (!user) return <Authentication redirect={children} />;
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else return children;
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};
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export default GrantAccess;
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