import { Router } from 'express'
import { adminAuth } from '../middleware/adminAuth.js'

export const adminNostrRouter = Router()
adminNostrRouter.use(adminAuth)

adminNostrRouter.get('/nostr-info', async (_req, res) => {
  const privkeyHex = process.env.NOSTR_PRIVATE_KEY
  if (!privkeyHex) {
    res.status(404).json({ error: { code: 'NOT_CONFIGURED', message: 'NOSTR_PRIVATE_KEY not set' } })
    return
  }

  try {
    const { getPublicKey } = await import('nostr-tools/pure')
    const { npubEncode } = await import('nostr-tools/nip19')
    const privkey = Uint8Array.from(Buffer.from(privkeyHex, 'hex'))
    const pubkey = getPublicKey(privkey)
    const npub = npubEncode(pubkey)
    privkey.fill(0)

    res.json({ npub, pubkey })
  } catch {
    res.status(500).json({ error: { code: 'NOSTR_ERROR', message: 'Failed to derive public key' } })
  }
})