import express from 'npm:express';
import { getRelayBalanceStatus, queryRelayBalance } from '../../src/relay/relay-billing.ts';
import { getStoredRelayAuth, isUsableAuth, saveStoredRelayCredential, toAuthorization } from '../../src/relay/relay-credential-store.ts';
import { redactSecrets } from '../../src/relay/relay-errors.ts';

const router = express.Router();

router.get('/token', async (_req, res) => {
  try {
    const auth = await getStoredRelayAuth();
    if (!isUsableAuth(auth)) {
      return res.status(409).json({ success: false, message: '尚未配置 API 密钥' });
    }
    res.json({ success: true, data: { authorization: auth } });
  } catch (error: any) {
    res.status(500).json({ success: false, message: redactSecrets(error?.message || '获取密钥失败') });
  }
});

router.get('/status', async (_req, res) => {
  try {
    const data = await getRelayBalanceStatus();
    res.json({ success: true, data });
  } catch (error: any) {
    res.status(500).json({ success: false, message: redactSecrets(error?.message || '状态查询失败') });
  }
});

router.post('/status/refresh', async (_req, res) => {
  try {
    const data = await getRelayBalanceStatus();
    res.json({ success: true, data });
  } catch (error: any) {
    res.status(500).json({ success: false, message: redactSecrets(error?.message || '状态查询失败') });
  }
});

router.post('/credential', async (req, res) => {
  try {
    const raw = String(req.body?.apiKey || req.body?.key || '').trim();
    const auth = toAuthorization(raw);
    await queryRelayBalance(auth);
    const saved = await saveStoredRelayCredential(raw, req.currentUser?.get?.('username') || req.currentUser?.id || '');
    const data = await getRelayBalanceStatus();
    res.json({ success: true, data: { ...data, maskedKey: saved.maskedKey } });
  } catch (error: any) {
    res.status(400).json({ success: false, message: redactSecrets(error?.message || '密钥保存失败') });
  }
});

router.get('/health', async (_req, res) => {
  const auth = await getStoredRelayAuth();
  res.json({ service: 'relay-credential', configured: Boolean(auth), timestamp: new Date().toISOString() });
});

export default router;