#!/usr/bin/env bash
DEST=/etc/skel
mkdir -p ${DEST}/.zsh_aliases.d


ALIAS_FILE=${DEST}/.zsh_aliases

cat >> ${ALIAS_FILE} <<'EOF'
# Enable .zsh_aliases.d to keep aliases separate from env variables
if [ -d ~/.zsh_aliases.d ]; then
  for f (~/.zsh_aliases.d/**/*(N.))  . $f
fi
EOF

# tell bash to check the next word after the alias (i.e sudo) by adding a space to the end of the alias value.
echo "# tell bash to check the next word after the alias (i.e sudo) by adding a space to the end of the alias value." > ${DEST}/.zsh_aliases.d/002_sudo.zsh
echo 'alias sudo="sudo "' >>  ${DEST}/.zsh_aliases.d/002_sudo.zsh

cat > ${DEST}/.zsh_aliases.d/003_py-aliases.zsh << 'EOF'
_py_version() {
  PY_VERSIONS=(2 3)

  LINE=(${(s: :)history[$HISTCMD]})
  COMMAND=${LINE[1]}
  ARGS=${(j: :)LINE[2,-1]}

  while (( 1 )) {
    read -s -k1 VERSION"?$COMMAND [${PY_VERSIONS[1]}]: "
    if [[ $VERSION == $'\n' ]]; then
      VERSION=${PY_VERSIONS[1]}
      break
    elif (( ${PY_VERSIONS[(I)$VERSION]} )); then
      echo $VERSION
      break
    fi
    echo "$VERSION is not supported (${(j:, :)PY_VERSIONS})"
  }

  if [[ -x $(which $COMMAND$VERSION) ]]; then
    COMMAND=$COMMAND$VERSION
  else
    COMMAND="python$VERSION $(which -a $COMMAND | grep -v aliased | head -n 1)"
  fi
  eval $COMMAND $ARGS
}

# versioned python commands
alias python="_py_version"
alias pip="_py_version"
alias pydoc="_py_version"
alias idle="_py_version"
alias ipython="_py_version"
alias jupyter="_py_version"
EOF


cat > .zsh_aliases.d/003_transfer.zsh <<'EOF'
#
# Defines transfer alias and provides easy command line file and folder sharing.
#
# Authors:
#   Remco Verhoef <remco@dutchcoders.io>
#

curl --version 2>&1 > /dev/null
if [ $? -ne 0 ]; then
  echo "Could not find curl."
  return 1
fi

transfer() { 
    # check arguments
    if [ $# -eq 0 ]; 
    then
        echo -e "No arguments specified.\n\nUsage:\necho transfer /tmp/test.md\ncat /tmp/test.md | transfer test.md"
        return 1
    fi

    # get temporarily filename, output is written to this file show progress can be showed
    tmpfile=$( mktemp -t transferXXX )
    
    # upload stdin or file
    file=$1

    if tty -s; 
    then 
        basefile=$(basename "$file" | sed -e 's/[^a-zA-Z0-9._-]/-/g') 

        if [ ! -e $file ];
        then
            echo "File $file doesn't exists."
            return 1
        fi
        
        if [ -d $file ];
        then
            # zip directory and transfer
            zipfile=$( mktemp -t transferXXX.zip )
            cd $(dirname $file) && zip -r -q - $(basename $file) >> $zipfile
            curl --progress-bar --upload-file "$zipfile" "https://transfer.sh/$basefile.zip" >> $tmpfile
            rm -f $zipfile
        else
            # transfer file
            curl --progress-bar --upload-file "$file" "https://transfer.sh/$basefile" >> $tmpfile
        fi
    else 
        # transfer pipe
        curl --progress-bar --upload-file "-" "https://transfer.sh/$file" >> $tmpfile
    fi
   
    # cat output link
    cat $tmpfile
    
    # log file link
    APPLICATION="${0##*/}"
    RIGHTNOW="$(date)"
    EXPIRES="$(date -d "+14 days")"
    echo -e "$(cat "$tmpfile") - uploaded $RIGHTNOW - expires $EXPIRES\n" >> ~/$APPLICATION.log
    echo "\n\nSee ~/$APPLICATION.log for all transfers.\n"

    # cleanup
    rm -f $tmpfile
}
EOF


ALIAS_FILE=${DEST}/.zsh_aliases.d/003_local.sh
cat > ${ALIAS_FILE} <<'EOF'
alias locate='locate --existing --follow --basename --ignore-case'
alias wget="wget --content-disposition -c"
alias leech="wget -e robots=off -c -r --level=0 -nc -np --random-wait"
alias bc='bc -lq'
alias shred='ionice -c3 /usr/bin/shred -fuzv'
alias wipe='ionice -c3 /usr/bin/wipe -l1 -v -r'
alias less="less -R"
alias youtube-dl='youtube-dl --external-downloader=aria2c'
EOF

ALIAS_FILE=${DEST}/.zsh_aliases.d/003_lsd.sh
cat > ${ALIAS_FILE} <<'EOF'
if [ -x /usr/bin/lsd ]; then
	alias lsd="/usr/bin/lsd"
#	alias 'ls'="lsd"
	alias 'll'="lsd -a"
	alias 'lt'="lsd --tree"
fi
EOF