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b91e262 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | import Cors from 'cors'
// Helper method to wait for a middleware to execute before continuing
// And to throw an error when an error happens in a middleware
function initMiddleware(middleware) {
return (req, res) =>
new Promise((resolve, reject) => {
middleware(req, res, (result) => {
if (result instanceof Error) {
return reject(result)
}
return resolve(result)
})
})
}
// Initialize the cors middleware
const cors = initMiddleware(
// You can read more about the available options here: https://github.com/expressjs/cors#configuration-options
Cors({
// Only allow requests with GET, POST and OPTIONS
methods: ['GET', 'POST', 'OPTIONS'],
})
)
export default async function handler(req, res) {
// Run cors
await cors(req, res)
// Rest of the API logic
res.json({ message: 'Hello Everyone!' })
}
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