GST Calculation

gst.js

const total_amount = 379;

const base_amount = total_amount / 1.12;
console.log('base_amount', base_amount);
const percentage = 6;
const factor = percentage/100;

console.log('factor', factor);
const sgst = Math.ceil(base_amount*factor*100)/100;
const cgst = sgst;
console.log(cgst);
const igst = cgst + sgst;

console.log('actual_base', total_amount - igst);
const actual_base =  total_amount - igst;

const total_amount_before_gst = total_amount - igst;
console.log('total_amount_before_gst', total_amount_before_gst);

const alt_total_amount = actual_base + igst;
console.log('alt_total_amount', alt_total_amount);