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#!/bin/bash

# Editor: if SACK_EDITOR is not defined, take the default editor.
if [ -n "${SACK_EDITOR}" ]; then
    editor=$SACK_EDITOR
else
    # shellcheck disable=SC2153
    editor=$EDITOR
fi

# Sack shortcut file. '$XDG_CACHE_DIR/sack/sack_shortcuts' if the variable SACK_SHORTCUT is not
# defined.
if [ -n "${SACK_SHORTCUT}" ]; then
    sack_shortcutfile=$SACK_SHORTCUT
else
    sack_shortcutfile="${XDG_CACHE_DIR:-${HOME}/.cache}/sack/sack_shortcuts"
fi

# Get the line number and the file name
_sack_line=$(sed -n "$1p" < "$sack_shortcutfile")
_lineno=$(echo "$_sack_line" | awk '{ print $1 }')
_fname=$(echo "$_sack_line" | awk '{ print $2 }')

if [ -f "$sack_shortcutfile" ]; then
    # SublimeText
    if [[ "$editor" =~ 'subl' ]]; then
        subl "$_fname:$_lineno"
    # VSCode
    elif [[ "$editor" =~ 'code' ]]; then
        $editor --goto "${_fname}:${_lineno}"
    # Emacs & Vim
    else
        $editor +"$_lineno" "$_fname"
    fi
else
    echo "Sack shortcuts file '$XDG_CACHE_DIR/sack_shortcuts' not found."
    echo "Please define the env. variable SACK_SHORTCUT or check if the file exist."
    exit 0
fi