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server.js
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server.js
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const { url } = require('inspector');
var http = require('http'),
fs = require('fs'),
port = 8080;
/* Global variables */
var listingData, server;
var requestHandler = function(request, response) {
/*Investigate the request object.
You will need to use several of its properties: url and method
*/
const UserUrl = request.url
if (UserUrl == '/listings'){
response.write(listingData);
}
else{
response.writeHead(404);
response.write('Bad gateway error - path');
}
//console.log(request);
response.end();
/*
Your request handler should send listingData in the JSON format as a response if a GET request
is sent to the '/listings' path. Otherwise, it should send a 404 error.
HINT: Explore the request object and its properties
HINT: Explore the response object and its properties
https://code.tutsplus.com/tutorials/http-the-protocol-every-web-developer-must-know-part-1--net-31177
HINT: Explore how callback's work
http://www.theprojectspot.com/tutorial-post/nodejs-for-beginners-callbacks/4
HINT: Explore the list of MIME Types
https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Complete_list_of_MIME_types
HINT: Explore mdn web docs for resources on how to use javascript.
Helpful example: if-else structure- https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/if...else
*/
};
fs.readFile('listings.json', 'utf8', function(err, data) {
/*
This callback function should save the data in the listingData variable,
then start the server.
HINT: Check out this resource on fs.readFile
//https://nodejs.org/api/fs.html#fs_fs_readfile_path_options_callback
HINT: Read up on JSON parsing Node.js
http://stackoverflow.com/questions/17251553/nodejs-request-object-documentation
*/
//Check for errors
/*this resource gives you an idea of the general format err objects and Throwing an existing object.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/throw#throwing_an_existing_object
*/
//Save the data in the listingData variable already defined
listingData = data;
//console.log(listingData);
//Creates the server
var server = http.createServer(requestHandler);
//Start the server
server.listen(port)
});