sdk-javascript/examples/express-ex/index.js

51 lines
1.1 KiB
JavaScript

/* eslint-disable */
const express = require("express");
const { CloudEvent, HTTP } = require("cloudevents");
const app = express();
app.use((req, res, next) => {
let data = "";
req.setEncoding("utf8");
req.on("data", function (chunk) {
data += chunk;
});
req.on("end", function () {
req.body = data;
next();
});
});
app.post("/", (req, res) => {
console.log("HEADERS", req.headers);
console.log("BODY", req.body);
try {
const event = HTTP.toEvent({ headers: req.headers, body: req.body });
// respond as an event
const responseEventMessage = new CloudEvent({
source: '/',
type: 'event:response',
...event,
data: {
hello: 'world'
}
});
// const message = HTTP.binary(responseEventMessage)
const message = HTTP.structured(responseEventMessage)
res.set(message.headers)
res.send(message.body)
} catch (err) {
console.error(err);
res.status(415).header("Content-Type", "application/json").send(JSON.stringify(err));
}
});
app.listen(3000, () => {
console.log("Example app listening on port 3000!");
});