src/pages/api/flashsale-header.js


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import odooApi from '@/core/api/odooApi';
import { createClient } from 'redis';

const client = createClient();

client.on('error', (err) => console.error('Redis Client Error', err));

const connectRedis = async () => {
  if (!client.isOpen) {
    await client.connect();
  }
};

export default async function handler(req, res) {
  try {
    await connectRedis();
    const cacheKey = `flashsale_header`;
    // await client.del(cacheKey);
    let cachedData = await client.get(cacheKey);

    if (cachedData) {
      const data = JSON.parse(cachedData);
      return res.status(200).json({ data });
    } else {
      const flashSale = await odooApi('GET', `/api/v1/flashsale/header`);

      await client.set(
        cacheKey,
        JSON.stringify(flashSale),
        'EX',
        flashSale.duration
      );
      cachedData = await client.get(cacheKey);
      return res.status(200).json({ data: cachedData });
    }
  } catch (error) {
    console.error('Error interacting with Redis or fetching data:', error);
    return res.status(500).json({ error: 'Internal Server Error' });
  }
}