AppInventor Extention for laser BarcodeScanner

I am looking for a person who will create an extension for AppInventor that will support the laser barcode scanner built into the smartphone. Specifically, I mean the HTK380 with the 1D Symbol SE965 scanner. Ht380k Advanced Data Capture Android Pda Device Ip67 Protection Grade Handheld Computer Barcode Scanner With Stock Availability - Buy Android Pda Device android Device pda Device in Stock Pda Device advanced Data Capture Pda jepower Handheld Scanner 4g/3g Bluetooth Scanner ip67 Waterproof Scanner Product on Alibaba.com

I mean creating an extension similar to: https://community.appybuilder.com/t/advancedbarcodescanner-version2/7029

If someone would be able to do such an extension, please provide the price