/** List Drive calendar folder and find BPS files. */
import { config } from 'dotenv';
import { resolve } from 'path';
config({ path: resolve(process.cwd(), '.env.local') });

import { getValidAccessToken } from '../src/lib/google-drive';

const FOLDER = '12tPM0_nuVEf9MBUeyipmcWAJ-gFFgqXh';

async function listChildren(token: string, parentId: string) {
  const out: { id: string; name: string; mimeType: string }[] = [];
  let pageToken: string | undefined;
  do {
    const params = new URLSearchParams({
      q: `'${parentId}' in parents and trashed=false`,
      fields: 'nextPageToken,files(id,name,mimeType,modifiedTime)',
      pageSize: '100',
      supportsAllDrives: 'true',
      includeItemsFromAllDrives: 'true',
      corpora: 'allDrives',
    });
    if (pageToken) params.set('pageToken', pageToken);
    const r = await fetch(`https://www.googleapis.com/drive/v3/files?${params}`, {
      headers: { Authorization: `Bearer ${token}` },
    });
    const j = (await r.json()) as {
      files?: { id: string; name: string; mimeType: string }[];
      nextPageToken?: string;
    };
    if (!r.ok) throw new Error(JSON.stringify(j).slice(0, 400));
    out.push(...(j.files || []));
    pageToken = j.nextPageToken;
  } while (pageToken);
  return out;
}

async function main() {
  const token = await getValidAccessToken();
  console.log('token ok');
  const top = await listChildren(token, FOLDER);
  console.log('top count', top.length);
  for (const f of top.sort((a, b) => a.name.localeCompare(b.name))) {
    const kind = f.mimeType.includes('folder') ? 'DIR' : 'FILE';
    console.log(`${kind}\t${f.name}\t${f.id}`);
  }
  const bps = top.filter((f) => /bps|blue.?parrot|parrot/i.test(f.name));
  console.log('\nBPS matches', bps.length);
  for (const f of bps) {
    if (f.mimeType.includes('folder')) {
      const kids = await listChildren(token, f.id);
      console.log(`\n--- ${f.name} (${kids.length}) ---`);
      for (const k of kids.sort((a, b) => a.name.localeCompare(b.name))) {
        console.log(
          `  ${k.mimeType.includes('folder') ? 'DIR' : 'FILE'}\t${k.name}\t${k.id}`
        );
      }
    }
  }
}

main().catch((e) => {
  console.error(e);
  process.exit(1);
});