Zebra Browser Print Wrapper Extended

This package is a wrapper for the Zebra Browser Print and allows you to easily integrate your Zebra printers with web applications like (ReactJS).

This is a fork from https://github.com/lhilario/zebra-browser-print-wrapper/ with merged pr's from https://github.com/naxels and https://github.com/Adam-Sehlin as the repository was not maintained by https://github.com/lhilario

Install

Install the module in your project via YARN

``bash
yarn add zebra-browser-print-wrapper-extended
`

Or NPM

`bash
npm i zebra-browser-print-wrapper-extended
`

Available Methods

##### getAvailablePrinters()

Return a list of the current available printers

##### getDefaultPrinter()

Gets the current default printer

##### setPrinter()

Sets the printer field

##### getPrinter()

Returns the printer field

##### checkPrinterStatus()

Returns an object indicating if the printer is ready and if not returns the error.

Returned object:

`js
{
isReadyToPrint: boolean;
errors: string
}
`

Possible errors:

- Paper out
- Ribbon Out
- Media Door Open
- Cutter Fault
- Printhead Overheating
- Motor Overheating
- Printhead Fault
- Incorrect Printhead
- Printer Paused
- Unknown Error

##### print(str)

Prints a text string.

You can use this method with simple text or add a string using the ZPL language.

##### printBlob(Blob)

Prints a Blob.

This also allows printing using the EPL language.

In order to print pdf ensure the printer emulation setting is set to pdf

##### printUrl(str)

Grab's the URL's content as Blob and send to the Printer.

This also allows printing EPL.

Example

`js
// Import the zebra-browser-prit-wrapper package
const ZebraBrowserPrintWrapper = require('zebra-browser-print-wrapper-extended');

const printBarcode = async (serial) => {
try {

// Create a new instance of the object
const browserPrint = new ZebraBrowserPrintWrapper();

// Select default printer
const defaultPrinter = await browserPrint.getDefaultPrinter();

// Set the printer
browserPrint.setPrinter(defaultPrinter);

// Check printer status
const printerStatus = await browserPrint.checkPrinterStatus();

// Check if the printer is ready
if(printerStatus.isReadyToPrint) {

// ZPL script to print a simple barcode
const zpl = ^XA
^BY2,2,100
^FO20,20^BC^FD${serial}^FS
^XZ;

browserPrint.print(zpl);
} else {
console.log("Error/s", printerStatus.errors);
}

} catch (error) {
throw new Error(error);
}
};

const serial = "0123456789";

printBarcode(serial);
``