Delete all channels in stream.io chat

deleteAllChannels.mjs

import { StreamChat } from 'stream-chat';

const serverClient = StreamChat.getInstance(
   '<api key>',
   '<api secret>',
);

(async () => {
   while (true) {
      let channelIds = [];
      while (channelIds.length < 100) {
         const limit = channelIds.length > 70 ? 100 - channelIds.length : 30;
         const channels = await serverClient.queryChannels({}, {}, {limit});
         if (channels.length === 0) {
            console.log('No channels left!');
            process.exit(0);
         }
         channelIds = channelIds.concat(channels.map(ch => ch.cid));
      }
      try {
         await serverClient.deleteChannels(channelIds, {hard_delete: true});
      } catch (e) {
         if (e.response.status === 429) {
            const limitReset = parseInt(e.response.headers['x-ratelimit-reset'], 10);
            const waitFor = limitReset - (Date.now() / 1000.0);
            console.log(`Rate limited, waiting ${waitFor} seconds...`);
            await new Promise((resolve) => {
               setTimeout(resolve, waitFor * 1000);
            });
         } else {
            throw e;
         }
      }

      console.log(`Deleting ${channelIds.length} channels`);
   }
})();