import { PrismaClient } from '@prisma/client';
import { createDecipheriv, scryptSync } from 'crypto';
import { google } from 'googleapis';
import { writeFileSync } from 'fs';

const prisma = new PrismaClient();

function decrypt(text) {
  const key = scryptSync('7017a681f5b32c3799d1bbf58ce58064', 'studioflow-salt', 32);
  const [ivHex, encHex] = text.split(':');
  const decipher = createDecipheriv('aes-256-cbc', key, Buffer.from(ivHex, 'hex'));
  return Buffer.concat([decipher.update(Buffer.from(encHex, 'hex')), decipher.final()]).toString('utf8');
}

const channel = await prisma.channel.findFirst({ where: { name: 'My Channel' } });
const oauth2 = new google.auth.OAuth2(
  '496320251583-rpbr13i0rh1112cdvv9ui5s373735qqj.apps.googleusercontent.com',
  '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',
);
oauth2.setCredentials({
  access_token: decrypt(channel.youtubeAccessToken),
  refresh_token: channel.youtubeRefreshToken ? decrypt(channel.youtubeRefreshToken) : undefined,
});

const yt = google.youtube({ version: 'v3', auth: oauth2 });

const pages = [];
let pageToken;
do {
  const res = await yt.playlistItems.list({
    part: ['contentDetails', 'snippet', 'status'],
    playlistId: channel.uploadsPlaylistId,
    maxResults: 50,
    ...(pageToken ? { pageToken } : {}),
  });
  pages.push(res.data);
  pageToken = res.data.nextPageToken;
} while (pageToken);

const outPath = new URL('./playlist-raw.json', import.meta.url).pathname.replace(/^\/([A-Z]:)/, '$1');
writeFileSync(outPath, JSON.stringify(pages, null, 2));
console.log(`Wrote ${pages.length} pages to ${outPath}`);

await prisma.$disconnect();