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import {
Channel,
ChannelPermissionOverwrite,
ChannelPermissionOverwriteType,
ChannelUpdateEvent,
emitEvent,
getPermission,
Member,
Role
} from "@fosscord/util";
import { Router, Response, Request } from "express";
import { HTTPError } from "lambert-server";
import { route } from "@fosscord/api";
const router: Router = Router();
// TODO: Only permissions your bot has in the guild or channel can be allowed/denied (unless your bot has a MANAGE_ROLES overwrite in the channel)
// export interface ChannelPermissionOverwriteSchema extends ChannelPermissionOverwrite {}
// TODO: typescript-json-schema does not like extending types
export interface ChannelPermissionOverwriteSchema {
allow: string;
deny: string;
id: string;
type: ChannelPermissionOverwriteType;
}
router.put(
"/:overwrite_id",
route({ body: "ChannelPermissionOverwriteSchema", permission: "MANAGE_ROLES" }),
async (req: Request, res: Response) => {
const { channel_id, overwrite_id } = req.params;
const body = req.body as ChannelPermissionOverwriteSchema;
var channel = await Channel.findOneOrFail({ id: channel_id });
if (!channel.guild_id) throw new HTTPError("Channel not found", 404);
if (body.type === 0) {
if (!(await Role.count({ id: overwrite_id }))) throw new HTTPError("role not found", 404);
} else if (body.type === 1) {
if (!(await Member.count({ id: overwrite_id }))) throw new HTTPError("user not found", 404);
} else throw new HTTPError("type not supported", 501);
// @ts-ignore
var overwrite: ChannelPermissionOverwrite = channel.permission_overwrites.find((x) => x.id === overwrite_id);
if (!overwrite) {
// @ts-ignore
overwrite = {
id: overwrite_id,
type: body.type
};
channel.permission_overwrites!.push(overwrite);
}
overwrite.allow = String(req.permission!.bitfield & (BigInt(body.allow) || BigInt("0")));
overwrite.deny = String(req.permission!.bitfield & (BigInt(body.deny) || BigInt("0")));
await Promise.all([
channel.save(),
emitEvent({
event: "CHANNEL_UPDATE",
channel_id,
data: channel
} as ChannelUpdateEvent)
]);
return res.sendStatus(204);
}
);
// TODO: check permission hierarchy
router.delete("/:overwrite_id", route({ permission: "MANAGE_ROLES" }), async (req: Request, res: Response) => {
const { channel_id, overwrite_id } = req.params;
const channel = await Channel.findOneOrFail({ id: channel_id });
if (!channel.guild_id) throw new HTTPError("Channel not found", 404);
channel.permission_overwrites = channel.permission_overwrites!.filter((x) => x.id === overwrite_id);
await Promise.all([
channel.save(),
emitEvent({
event: "CHANNEL_UPDATE",
channel_id,
data: channel
} as ChannelUpdateEvent)
]);
return res.sendStatus(204);
});
export default router;
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