fix POS receipt template and create one

i want to fix my POS rceipt template as it is show me errors and appear unclear when print it through my thermal printer (model: NT-8590K) Paper width is 58mm. attached pos sample for style and code. also there is simple one available but i dont know how to write the sections to be as the receipt attached. either simple or the above one choose one of them also i want them to support Arabic language our POS is open POS [login to view URL]