setup

#!/bin/bash

set -e

echo ''

IBMI_BASH_TOOLS_ROOT="`pwd`"
BIN_PATH=${1:-"$HOME/bin"}

info () {
  printf "  [ \033[00;34m..\033[0m ] $1"
}

user () {
  printf "\r  [ \033[0;33m?\033[0m ] $1 "
}

success () {
  printf "\r\033[2K  [ \033[00;32mOK\033[0m ] $1\n"
}

fail () {
  printf "\r\033[2K  [\033[0;31mFAIL\033[0m] $1\n"
  echo ''
  exit
}

link_files () {
  ln -s $1 $2
  chmod +x $2
  success "linked $1 to $2"
}

symlink () {
  info "symlinking $1"

  overwrite_all=false
  backup_all=false
  skip_all=false

  if [ -f $2 ]
  then
    overwrite=false
    backup=false
    skip=false

    if [ "$overwrite_all" == "false" ] && [ "$backup_all" == "false" ] && [ "$skip_all" == "false" ]
    then
      user "Script already exists: `basename $2`, what do you want to do? [s]kip, [S]kip all, [o]verwrite, [O]verwrite all, [b]ackup, [B]ackup all?"
      read -n 1 action

      case "$action" in
        o)
          overwrite=true;;
        O)
          overwrite_all=true;;
        b)
          backup=true;;
        B)
          backup_all=true;;
        s)
          skip=true;;
        S)
          skip_all=true;;
        *)
          ;;
      esac
    fi

    if [ "$overwrite" == "true" ] || [ "$overwrite_all" == "true" ]
      then
      rm -rf $2
      success "removed $dest"
    fi

    if [ "$backup" == "true" ] || [ "$backup_all" == "true" ]
      then
      mv $2 $2\.backup
      success "moved $2 to $2.backup"
    fi

    if [ "$skip" == "false" ] && [ "$skip_all" == "false" ]
      then
      link_files $1 $2
    else
      success "skipped $1"
    fi

  else
    link_files $1 $2
  fi
}

symlink_scripts() {
  for filename in $IBMI_BASH_TOOLS_ROOT/bin/*.sh
  do
    symlink $filename $BIN_PATH/`basename $filename`
  done
}

if [ -d $BIN_PATH ]
then
  symlink_scripts
else
  user "$BIN_PATH does not exist. Would you like to create it? (y/n)"
  read -n 1 action

  case "$action" in
      y)
        mkdir $BIN_PATH
        symlink_scripts
        ;;
      n)
        echo ''
        ;;
      *)
        echo ''
        ;;
  esac
fi

echo ''
echo '  Done!'