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server; -var requestHandler = function(request, response) { - var parsedUrl = url.parse(request.url); +var requestHandler = function (request, response) { + var parsedUrl = url.parse(request.url); - /* - 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 - http://stackoverflow.com/questions/17251553/nodejs-request-object-documentation + /* + 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 + http://stackoverflow.com/questions/17251553/nodejs-request-object-documentation + + 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 how callback's work - http://www.theprojectspot.com/tutorial-post/nodejs-for-beginners-callbacks/4 + // Test for the listings path and 'GET' method from the request + // The URL is already parsed in the skeleton code provided + if (parsedUrl.path === '/listings' && request.method === 'GET') { + // Don't really need to, but send 'OK' header + response.writeHead(200); + // Send the JSON data to the web page + response.write(JSON.stringify(listingData)); + // End the request + response.end(); + + } else { + // Send the header for the error message + response.writeHead(404); + + // End the response and send desired message + response.end('Bad gateway error'); + } - 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 - */ }; -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 +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 + */ - HINT: Read up on JSON parsing Node.js - */ + //Check for errors + if (err) throw err; - //Check for errors - + //Save the sate in the listingData variable already defined + + // listingData is a global variable!!! + listingData = JSON.parse(data); - //Save the sate in the listingData variable already defined - + //Creates the server + var server = http.createServer(requestHandler); - //Creates the server - - //Start the server + //Start the server + server.listen(port, function () { + //Respond with port number + console.log('Server listening on http://localhost:' + port); + }); -}); +}); \ No newline at end of file