v3/packages/api/handlers/clear-guild-cache.ts

import { UserGuildPermissions } from '@roleypoly/types';
import { isRoot, withSession } from '../utils/api-tools';
import { getGuild, GuildRateLimiterKey, useGuildRateLimiter } from '../utils/guild';
import {
  lowPermissions,
  missingParameters,
  notFound,
  ok,
  rateLimited,
} from '../utils/responses';

export const ClearGuildCache = withSession(
  (session) =>
    async (request: Request): Promise<Response> => {
      const url = new URL(request.url);
      const [, , guildID] = url.pathname.split('/');
      if (!guildID) {
        return missingParameters();
      }

      const rateLimit = useGuildRateLimiter(
        guildID,
        GuildRateLimiterKey.cacheClear,
        60 * 5
      ); // 5 minute RL TTL, 288 times per day.

      if (!isRoot(session.user.id)) {
        const guild = session.guilds.find((guild) => guild.id === guildID);
        if (!guild) {
          return notFound();
        }

        if (
          guild?.permissionLevel !== UserGuildPermissions.Manager &&
          guild?.permissionLevel !== UserGuildPermissions.Admin
        ) {
          return lowPermissions();
        }

        if (await rateLimit()) {
          return rateLimited();
        }
      }

      const result = await getGuild(guildID, { skipCachePull: true });
      if (!result) {
        return notFound();
      }
      return ok();
    }
);