encode128

#!/usr/bin/env node
"use strict";
var Encoder = require("./")
var encoder = new Encoder()

function doencode(){
  var o="ascii"
  var m=0
  var pipe=false
  for(var i = 2;i<process.argv.length;i++){
    switch(process.argv[i]){
      case "-o":
      case "--output":
        i++
        o = process.argv[i]
      break
      case "-m":
      case "--mapping":
        i++
        m=parseInt(process.argv[i])
      break
      case "-h":
      case "--help":
        displayHelp()
        return
      break
      case "-":
        pipe=true
        process.stdin.resume()
        process.stdin.setEncoding("utf-8")
        process.stdin.on("data",function(data){
          data = data.replace("\n","")
          console.log(encoder.encode(data,{output:o,mapping:m}))
          process.exit()
        })
      break
    }
  }
  if(!pipe) console.log(encoder.encode(process.argv[i-1],{output:o,mapping:m}))
}

function displayHelp(){
  console.log("usage: \t encode128 [OPTIONS...] STRING_TO_ENCODE\n")
  console.log("OPTIONS\n-------\n\n")
  console.log("-o, \t --output [output-option] \t changes the output of the encoder. possible outputs are:\n")
  console.log("\t \t ascii: \t a string of ascii characters (default)")
  console.log("\t \t bars: \t\t a as string of bars and spaces,\n\t\t\t\t where a bar is represented as 1 and a space represented as 0")
  console.log("\t \t weights: \t a as string of weights,\n\t\t\t\t where each number represents a length of countinous spaces or lines")
  console.log("\t \t codes: \t an array of code numbers,\n\t\t\t\t where each number code index in the code 128 spec")
  console.log("\t \t array: \t an arry of ascii code points")
  console.log("-m, \t --mapping [mapping-option] \t changes the ascii-output of the encoder. possible outputs are:\n")
  console.log("\t \t 0: \t common encoding used in most fonts (default)")
  console.log("\t \t 1: \t barcodesoft encoding")
  console.log("\t \t 2: \t faulty encoding formaly used in wikipedias mapping table")
}



doencode()