go link in bash

gol

#!/bin/bash

CONF_PATH="$HOME/.config/gol/links"

# _gol_record key
_gol_record() {
  key="$1"

  if [ -n "$key" ]; then
    grep "$key " "$CONF_PATH"
  fi
}

# gol_get key
gol_get() {
  key="$1"

  _gol_record "$key" | cut -d ' ' -f 2
}

# gol_add key link
gol_add() {
  key="$1"
  link="$2"

  found=$(gol_get "$key")
  if [ -z "$found" ]; then
    added=$(cat "$CONF_PATH"; echo "$key $link")
    echo "$added" | sed '/^$/d' | sort > "$CONF_PATH"
  else
    echo "$key was already registered. link = $found"
  fi
}

# gol_rm key
gol_rm() {
  key="$1"

  found=$(gol_get "$key")
  record="$key $found"

  removed=$(grep -v "$record" "$CONF_PATH")
  echo "$removed" > "$CONF_PATH"
}

# gol_ls
gol_ls() {
  cat "$CONF_PATH"
}

# gol_open key
gol_open() {
  key="$1"

  result=$(gol_get "$key")
  if [ -n "$result" ]; then
    open "$result"
  fi
}

# open_peco [prefix]
gol_open_peco() {
  prefix="$1"

  if [ -z "$prefix" ]; then
    target=$(gol_ls)
  else
    target=$(gol_ls | grep "$prefix")
  fi

  echo "$target" | peco | cut -d ' ' -f 2 | xargs open
}

# edit
gol_edit() {
  "$EDITOR" "$CONF_PATH"
}

# debug
gol_debug() {
  "$EDITOR" "$0"
}

# help
help() {
cat << EOS
gol add google https://google.com
gol get google # https://google.com
gol open
gol ls
gol rm google
gol ls
EOS
}

subcommand="$1"
shift

case $subcommand in
    add | a)
        gol_add "$@"
        ;;
    rm | r)
        gol_rm "$@"
        ;;
    ls)
        gol_ls
        ;;
    get | g)
        gol_get "$@"
        ;;
    open | o)
        gol_open "$@"
        ;;
    peco | p)
        gol_open_peco "$@"
        ;;
    edit | e)
        gol_edit "$@"
        ;;
    debug | d)
        gol_debug "$@"
        ;;
    help| h)
        gol_help "$@"
        ;;
    *)
        original_arg="$subcommand"
        gol_open_peco "$original_arg" "$@"
        ;;
esac