scaffold-js-practice

#!/bin/zsh

print_usage() {
  echo "Usage:  scaffold-practice [-flags] <dirName> <functionName> <variables>\n" 2>&1
  echo '  <dirName> - required, specify the name of a new directory to be created (name of the problem) inside ~/Dev_Projects/Toptal_test_prep'
  echo '  <functionName> - required, specify the name of the function'
  echo '  <variables> - required, comma separated, no whte spaces characters used in the problem for input variables'
  echo '\n [-flags]:'
  echo '   -h   prints out this message'
  echo '   -n   prevents Nodemon from launhing automatically'
}

dirName=
functionName=
variables=
isFlagged='false'
debuggingMode='OFF'

while getopts ':hnd' flag; do
  case "${flag}" in
  h)
    print_usage
    return 0
    ;;
  n)
    isFlagged='true'
    useNodemon='false'
    ;;
  d)
    isFlagged='true'
    debuggingMode='ON'
    ;;
  # :)
  #   echo "$0:Must supply <dirName> <functionName> <variables>\n" >&2
  #   print_usage
  #   return 1;;
  ?)
    printf "Invalid option: -${OPTARG}.\n\n" >&2
    print_usage
    return 1
    ;;
  esac
done

if [[ $isFlagged == 'true' ]]; then
  shift
fi

dirName=${1}
functionName=${2}
variables=${3}

if [[ $debuggingMode == 'ON' ]]; then
  echo '\n\n######################### Debugging mode ON #########################\n\n'
  echo "flags ${OPTARG}"
  echo "is flagged: ${isFlagged}"
  echo "dirName is: \"${dirName}\" vs the \${1}: \"${1}\""
  echo "functionName is: \"${functionName}\" vs the \${2}: \"${2}\""
  echo "variables are: \"${variables}\" vs the \${3}: \"${3}\""
  echo '\n\n######################### end of debugging messages #########################\n\n'
  return
fi

if [[ ${#} -lt 3 ]]; then
  echo 'Must specify <dirName>, <functionName> and <variables>\n\n'
  print_usage
  return 1
fi

isUniqueName() {
  DIRECTORYEXISTS=$(basename $(find ~/Dev_Projects/Toptal_test_prep -type d -name ${dirName})) >/dev/null 2>&1
  if [[ $DIRECTORYEXISTS = '' ]]; then
    return 0
  else
    return 1
  fi
}
# TODO: #8 incorrect exit on existing dirName
while true; do
  isUniqueName
  if [[ ${?} -ne 0 ]]; then
    echo "Folder '${dirName}' already exists. Folder names must be unique."
    dirName= 
    read dirName'?Please enter new folder name: '
    isUniqueName
    if [[ ${?} -eq 0 ]]; then
      break
    fi
  else
    break
  fi
done

mkdir ~/Dev_Projects/coding_practice/"$dirName"
cd ~/Dev_Projects/coding_practice/"$dirName"
echo 'line one
line two
line3 with more elements' >>input.txt
echo '{
  "main": "index.js",
  "type": "module",
  "scripts": {
    "watch": "nodemon -e js,txt -w"
  },
  "dependencies": {
    "nodemon": "^2.0.16"
  }
}' >>package.json
echo 'import { readFileSync } from "fs";

let input = readFileSync("input.txt", "utf8", (err, data) => {
  if (!!err) {
    console.error(err);
  }
  return data;
}).toString()
  .replace(/\B\s+/gm, "")           // replace preceding empty spaces and lines with ""
  .split("\\n")                     // split into `line` arrays
  .map((line) => line.split(" "));  // on each `line` split based on spaces

let ['$variables'] = input;

function '$functionName'('$variables') {
  return {'$variables'}
}
console.time("'$functionName'");
console.log('$functionName'('$variables'));
console.timeEnd("'$functionName'");
' >>index.js
pnpm install
code -g index.js:16:3 .
if [[ $useNodemon == 'false' ]]; then
  return 0
fi
# TODO: #2 find a way to push this into the integrated terminal in VScode
nodemon -e "js, txt" -w
return