index.js

import express from 'express'
import cors from 'cors'
import he from 'he'

const app = express()
const PORT = 3001

app.use(cors())

const getSubtitles = async (id, lang) => {
    const encodedId = encodeURIComponent(id)
    const res = await fetch(`https://apiv2.anthiago.com/transcript?get_video=${encodedId}&codeL=${lang}&status=false`, {
        headers: {
            'Referer': 'https://anthiago.com/desgrabador/'
        }
    })
    const data = await res.json()
    return data.status === 'ok' ? data : []
}

const getEmbedLink = (id) => {
    return `https://www.youtube.com/embed/${id}`
}

app.get('/api/get', async (req, res) => {
    try {
        const { id } = req.query
        if (!id) return res.status(400).json({ error: 'Missing id' })

        const [dataVi, dataEn] = await Promise.all([
            getSubtitles(id, 'vi'),
            getSubtitles(id, 'en')
        ])

        console.log(dataEn);
        

        const mergedMap = {}

        for (const sub of dataVi.subtitles) {
            mergedMap[sub.t] = {
                time: sub.t,
                vi: he.decode(sub.f),
                en: ''
            }
        }

        for (const sub of dataEn.subtitles) {
            if (mergedMap[sub.t]) {
                mergedMap[sub.t].en = he.decode(sub.f)
            } else {
                mergedMap[sub.t] = {
                    time: sub.t,
                    vi: '',
                    en: he.decode(sub.f)
                }
            }
        }

        const mergedArray = Object.values(mergedMap).sort((a, b) => a.time - b.time)
        const embedLink = getEmbedLink(id)

        res.json({ subtitles: mergedArray, embed: embedLink, title: dataVi.title})
    } catch (error) {
        console.error(error)
        res.status(500).json({ error: 'Something went wrong' })
    }
})

app.listen(PORT, () => {
    console.log(`🚀 Server running at http://localhost:${PORT}`)
})