version 1.0.2, convert to latin option

Author: FragsterAt

README.md

@@ -1,6 +1,8 @@
 # barcode_hid_reader
 simple js lib for capturing events from HID barcode scanners
 
+demo: [https://fragsterat.github.io/barcode_hid_reader/test.html](https://fragsterat.github.io/barcode_hid_reader/test.html)
+
 ## installing via npm:
 
 ```
@@ -25,10 +27,11 @@ function onBarcode(barcode) {
 // all options are optional, below is default values:
 let options = {
     timeout: 30, // timeout between symbols in ms, increase if scanning is unstable
-    prefix: "", // barcode prefix
-    suffix: "Enter", // barcode suffix
-    callback: dispatchEvent, // callback. default is dispatchig custom "barcode" event
-    log: false // boolean or callback. if true log into console, if funcion call function with arguments: state, event, event.custom
+    prefix: "", // barcode prefix, KeyboardEvent.key see https://developer.mozilla.org/en-US/docs/Web/API/UI_Events/Keyboard_event_key_values
+    suffix: "Enter", // barcode suffix, KeyboardEvent.key see https://developer.mozilla.org/en-US/docs/Web/API/UI_Events/Keyboard_event_key_values
+    convertToLatin: true // convert barcode to latin characters
+    callback: dispatchEvent, // callback. default is dispatching custom "barcode" event
+    log: false // boolean or callback. if true log into console, if function call function with arguments: state, event, event.custom
 };
 
 barcode.startCapturing(document, {

index.js

@@ -12,6 +12,7 @@ const barcodeHidReader = (function () {
   let timeout
   let prefix
   let suffix
+  let convertToLatin
   let callback
 
   let barcode
@@ -123,7 +124,11 @@ const barcodeHidReader = (function () {
       )
 
       if (e.key !== prefix) {
-        barcode += e.key
+        if (convertToLatin && e.code?.startsWith('Key')) {
+          barcode += e.shiftKey ? e.code.charAt(3) : e.code.charAt(3).toLowerCase()
+        } else {
+          barcode += e.key
+        }
       }
 
       e.preventDefault()
@@ -138,6 +143,7 @@ const barcodeHidReader = (function () {
     timeout: 30,
     prefix: '',
     suffix: 'Enter',
+    convertToLatin: true,
     callback: dispatchEvent,
     log: false
   }
@@ -146,7 +152,7 @@ const barcodeHidReader = (function () {
     defaults,
     startCapturing (doc, options) {
       logger('start capturing');
-      ({ timeout, prefix, suffix, callback, log } = Object.assign(
+      ({ timeout, prefix, suffix, callback, log, convertToLatin } = Object.assign(
         defaults,
         options
       ))

package.json

@@ -1,6 +1,6 @@
 {
   "name": "barcode-hid-reader",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "simple js lib for capturing data from HID barcode scanners",
   "main": "index.js",
   "scripts": {

test.html

@@ -31,6 +31,7 @@
         let options = {
           prefix: form.prefix.value,
           suffix: form.suffix.value,
+          convertToLatin: form.convertToLatin.checked,
           timeout: Number.parseInt(form.timeout.value),
         }
         console.log(options)
@@ -59,6 +60,12 @@ <h2>Настройки</h2>
             <input name="suffix" value="Enter" />
           </td>
         </tr>
+        <tr>
+          <td>Convert to latin</td>
+          <td>
+            <input name="convertToLatin" type="checkbox" checked />
+          </td>
+        </tr>
         <tr>
           <td>Timeout</td>
           <td>