@pradyumn-el/pollycli/src/helper-functions.js

pollycli lets users access the functionalities of Polly over a command line interface

const pollymsg = require('./message');

export function formatBytes(bytes, decimals = 3) {
    if (bytes === 0) return '0 Bytes';
  
    const k = 1024;
    const dm = decimals < 0 ? 0 : decimals;
    const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
  
    const i = Math.floor(Math.log(bytes) / Math.log(k));
  
    return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
  }
  
export function handleApiError(error, message="") {
  let err_msg = ""
  if (error.code == "EAI_AGAIN") {
    err_msg = "please check your internet connection"
    if(message) {
      err_msg = message +", " + err_msg;
    }
  } 
  
  if(error.response && error.response.status && error.response.data.errors) {
    err_msg = error.response.data.errors[0].detail;
  }

  if(err_msg) {
    pollymsg.pollyError(err_msg);
  }
}

export async function formatJobStatusReason(jobStatusReason) {
  // 70 is the char limit for single line that we set, more than that
  // in a single line might overflow chars to next line without \n 
  // resulting in a distorted cli interphase
  let charLimit = 70;
  if (jobStatusReason.length > charLimit){
    let start = 0;
    let end = charLimit;
    let tempReason = ""
    while (end < jobStatusReason.length){
      tempReason = tempReason.concat(jobStatusReason.slice(start,end));
      tempReason = tempReason.concat("\n");
      start+=charLimit;
      end+=charLimit;
    }
    tempReason = tempReason.concat(jobStatusReason.slice(start,end));
    jobStatusReason = tempReason;
  }
  return jobStatusReason;
}