openwith

#!/usr/bin/env sh

# Description: do operations over file selection
#
# After pressing enter \`$EDITOR\` will be opened, so you can edit command. wq to continue.
# DONT FORGET in place of files you want add \`{}\` instead!!!"
# Files will be parsed one by one instead of all at once
#
# Dependencies: fzf, xargs
# Shell: sh
# Author: Arun Prakash Jana, Darukutsu

# setting this to 1 will result in using history as additional source of runners
# it's recommended to enable editor as well
history=0
# setting this to 1 will result in opening editor to further edit command
editor=0
selection=${NNN_SEL:-${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.selection}

if [ $editor -eq 0 ]; then
  header="Choose command to run over your file/selection"
else
  header="After pressing enter \`$EDITOR\` will be opened, so you can edit command. Add \`{}\` in place of files!!! If \`{}\` are omitted file/selection will be appended at the end of command-string"
fi

if type fzf >/dev/null 2>&1; then
  fuzzy=fzf
# TODO: more examples with rofi etc
#if type rofi >/dev/null 2>&1; then
#  fuzzy=rofi
else
  exit 1
fi

shellname="$(basename "$SHELL")"

tmpfile=$(mktemp)
echo "$PATH" | xargs -d':' -I{} find {} -type f -perm -1 >>"$tmpfile"
if [ $history -eq 1 ]; then
  if [ "$shellname" = "bash" ]; then
    hist_file=${HISTFILE:-$HOME/.bash_history}
    cat "$hist_file" >>"$tmpfile"
  elif [ "$shellname" = "fish" ]; then
    hist_file="$HOME/.local/share/fish/fish_history"
    grep "\- cmd: " "$hist_file" | cut -c 8- >>"$tmpfile"
  fi
fi
entry="$("$fuzzy" --header="$header" --tac <"$tmpfile")"
rm "$tmpfile"

if [ -n "$entry" ]; then
  tmpfile=$(mktemp)
  echo "$entry" >>"$tmpfile"
  if [ $editor -eq 1 ]; then
    $EDITOR "$tmpfile"
  fi

  if ! grep '{}' "$tmpfile"; then
    sed -i '$ s/^.*$/& {}/' "$tmpfile"
  fi

  if [ -s "$tmpfile" ]; then
    command="$(cat "$tmpfile")"
    if [ $history -eq 1 ]; then
      echo "$command" >>"$hist_file"
    fi

    if ! [ -s "$selection" ]; then
      printf "%s/%s" "$2" "$1" >"$selection"
    fi

    xargs -0 -I{} $command <"$selection"
    # Clear selection
    printf "-" >"$NNN_PIPE"
  fi
  rm "$tmpfile"

  printf "Press any key to exit"
  read -r _
fi