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nodeRoutes.js
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const fs = require("fs");
const requestHandler = (req, res) => {
const url = req.url;
const method = req.method;
if (url === "/") {
res.write("<html>");
res.write("<head><title>Enter Message</title></head>");
res.write(
"<body><form action='/message' method='POST'><input type='text' name='message'><button type='submit'>Send</button></form></body>"
);
res.write("</html>");
return res.end();
}
if (url === "/message" && method === "POST") {
const body = [];
req.on("data", (chunk) => {
console.log(chunk);
body.push(chunk);
});
return req.on("end", () => {
const parsedBody = Buffer.concat(body).toString();
const message = parsedBody.split("=")[1];
fs.writeFile("message.txt", message, (err) => {
res.statusCode = 302;
res.setHeader("location", "/");
return res.end();
});
});
}
res.setHeader("Content-Type", "text/html");
res.write("<html>");
res.write("<head><title>My First Page</title></head>");
res.write("<body><h1>Hello from my Node.js Server!!!!!!!</h1></body>");
res.write("</html>");
res.end();
};
module.exports = requestHandler;
/*
Another way to export:
module.exports = {
handler: requestHandler,
someText: 'Some Hard Coded Text',
};
Yet another way to export:
// An explicit shortcut supported by Node.js is removing module from below to directly write exports.handler = ...
module.exports.handler = requestHandler;
module.exports.someText = 'Some Hard Coded Text';
*/