PDF.co Web API – Barcode Generator API – JavaScript – Generate Barcode (Node.js)

PDF.co Web API – Barcode Generator API – JavaScript – Generate Barcode (Node.js)

GenerateBarcode.js

var https = require("https");
var path = require("path");
var fs = require("fs");


// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co/documentation/api
const API_KEY = "***********************************";


// Result image file name
const DestinationFile = "./barcode.png";
// Barcode type. See valid barcode types in the documentation https://app.pdf.co/documentation/api/1.0/barcode/generate.html
const BarcodeType = "Code128";
// Barcode value
const BarcodeValue = "qweasd123456";


// Prepare request to `Barcode Generator` API endpoint
var queryPath = `/v1/barcode/generate?name=${path.basename(DestinationFile)}&type=${BarcodeType}&value=${BarcodeValue}`;
var reqOptions = {
    host: "api.pdf.co",
    path: encodeURI(queryPath),
    headers: {
        "x-api-key": API_KEY
    }
};
// Send request
https.get(reqOptions, (response) => {
    response.on("data", (d) => {
        // Parse JSON response
        var data = JSON.parse(d);
        
        if (data.error == false) {
            // Download the image file
            var file = fs.createWriteStream(DestinationFile);
            https.get(data.url, (response2) => {
                response2.pipe(file).on("close", () => {
                    console.log(`Generated barcode saved to '${DestinationFile}' file.`);
                });
            });
        }
        else {
            // Service reported error
            console.log(data.message);
        }
    });
}).on("error", (e) => {
    // Request error
    console.error(e);
});

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