am preset finder

1const axios = require('axios');2 3const BASE = 'https://amfinder.web.id';4const ENDPOINT = `${BASE}/api/find`;5 6async function findPreset(tiktokUrl, opts = {}) {7  const { bat = 44, chg = 0 } = opts;8 9  const params = new URLSearchParams({10    url: tiktokUrl,11    bat: String(bat),12    chg: String(chg),13  });14 15  const res = await axios.get(`${ENDPOINT}?${params.toString()}`, {16    headers: {17      accept: 'text/event-stream',18      'accept-language': 'en-US,en;q=0.9,id;q=0.8',19      'cache-control': 'no-cache',20      pragma: 'no-cache',21      referer: `${BASE}/`,22      'user-agent':23        'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 ' +24        '(KHTML, like Gecko) Chrome/154.0.0.0 Safari/537.36',25    },26    responseType: 'stream',27    timeout: 120000,28    validateStatus: () => true,29  });30 31  if (res.status !== 200) {32    throw new Error(`HTTP ${res.status}`);33  }34 35  let buffer = '';36  let result = null;37 38  return new Promise((resolve, reject) => {39    res.data.on('data', (chunk) => {40      buffer += chunk.toString('utf8');41 42      let idx;43      while ((idx = buffer.indexOf('\n\n')) !== -1) {44        const rawEvent = buffer.slice(0, idx);45        buffer = buffer.slice(idx + 2);46 47        const { event, data } = parseSseBlock(rawEvent);48        if (!event) continue;49 50        if (event === 'result') {51          try {52            result = JSON.parse(data);53          } catch (e) {54            return reject(new Error('Gagal parse event result: ' + e.message));55          }56        } else if (event === 'error') {57          return reject(new Error(data));58        }59      }60    });61 62    res.data.on('end', () => {63      if (!result) return reject(new Error('Stream selesai tanpa event result'));64      resolve(result);65    });66 67    res.data.on('error', reject);68  });69}70 71function parseSseBlock(block) {72  let event = null;73  const dataLines = [];74 75  for (const line of block.split('\n')) {76    if (line.startsWith('event:')) {77      event = line.slice(6).trim();78    } else if (line.startsWith('data:')) {79      dataLines.push(line.slice(5).replace(/^ /, ''));80    }81  }82  return { event, data: dataLines.join('\n') };83}84 85if (require.main === module) {86  const url =87    process.argv[2] ||88    'https://www.tiktok.com/@danxasliii/video/7684572768637046017?is_from_webapp=1&sender_device=pc';89 90  findPreset(url)91    .then((r) => {92      process.stdout.write(JSON.stringify(r, null, 2) + '\n');93    })94    .catch((e) => {95      process.stdout.write(JSON.stringify({ ok: false, error: e.message }, null, 2) + '\n');96      process.exit(1);97    });98}99 100module.exports = { findPreset, parseSseBlock };