Started implementing the roles permissions

src/pages/api/roles/[id]/index.ts

@@ -0,0 +1,79 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type {NextApiRequest, NextApiResponse} from "next";
+import {withIronSessionApiRoute} from "iron-session/next";
+import {sessionOptions} from "@/lib/session";
+import {getEntityWithRoles} from "@/utils/entities.be";
+import client from "@/lib/mongodb";
+import {Entity} from "@/interfaces/entity";
+import { deleteRole, getRole, transferRole } from "@/utils/roles.be";
+import { doesEntityAllow } from "@/utils/permissions";
+import { findBy } from "@/utils";
+import { requestUser } from "@/utils/api";
+
+const db = client.db(process.env.MONGODB_DB);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+	if (req.method === "GET") return await get(req, res);
+	if (req.method === "PATCH") return await patch(req, res);
+	if (req.method === "DELETE") return await del(req, res);
+}
+
+async function get(req: NextApiRequest, res: NextApiResponse) {
+	const user = await requestUser(req, res)
+	if (!user) return res.status(401).json({ ok: false });
+
+	const {id} = req.query as {id: string};
+
+	const role = await getRole(id)
+	if (!role) return res.status(404).json({ok: false})
+
+	res.status(200).json(role);
+}
+
+async function del(req: NextApiRequest, res: NextApiResponse) {
+	const user = await requestUser(req, res)
+	if (!user) return res.status(401).json({ ok: false });
+
+	const { id } = req.query as { id: string };
+
+	const role = await getRole(id)
+	if (!role) return res.status(404).json({ok: false})
+
+	if (role.isDefault) return res.status(403).json({ok: false})
+
+	const entity = await getEntityWithRoles(role.entityID)
+	if (!entity) return res.status(404).json({ok: false})
+
+	if (!doesEntityAllow(user, entity, "delete_entity_role")) return res.status(403).json({ok: false})
+
+	const defaultRole = findBy(entity.roles, 'isDefault', true)!
+
+	await transferRole(role.id, defaultRole.id)
+	await deleteRole(role.id)
+
+	return res.status(200).json({ok: true});
+}
+
+async function patch(req: NextApiRequest, res: NextApiResponse) {
+	const user = await requestUser(req, res)
+	if (!user) return res.status(401).json({ ok: false });
+
+	const { id } = req.query as { id: string };
+	const {label, permissions} = req.body as {label?: string, permissions?: string}
+
+	const role = await getRole(id)
+	if (!role) return res.status(404).json({ok: false})
+
+	const entity = await getEntityWithRoles(role.entityID)
+	if (!entity) return res.status(404).json({ok: false})
+
+	if (!doesEntityAllow(user, entity, "rename_entity_role") && !!label) return res.status(403).json({ok: false})
+	if (!doesEntityAllow(user, entity, "edit_role_permissions") && !!permissions) return res.status(403).json({ok: false})
+
+	if (!!label) await db.collection<Entity>("roles").updateOne({ id }, { $set: {label} });
+	if (!!permissions) await db.collection<Entity>("roles").updateOne({ id }, { $set: {permissions} });
+
+	return res.status(200).json({ok: true});
+}