#!/usr/bin/env sh
# shellcheck shell=sh
# - - - - - - - - - - - - - - - - - - - - - - - - -
##@Version           :  202605051306-git
# @@Author           :  Jason Hempstead
# @@Contact          :  jason@casjaysdev.pro
# @@License          :  WTFPL
# @@ReadME           :  symlink --help
# @@Copyright        :  Copyright: (c) 2026 Jason Hempstead, Casjays Developments
# @@Created          :  Tuesday, May 05, 2026 13:06 EDT
# @@File             :  symlink
# @@Description      :
# @@Changelog        :  New script
# @@TODO             :  Better documentation
# @@Other            :
# @@Resource         :
# @@Terminal App     :  no
# @@sudo/root        :  no
# @@Template         :  shell/sh
# - - - - - - - - - - - - - - - - - - - - - - - - -
# shellcheck disable=SC1001,SC1003,SC2001,SC2003,SC2016,SC2031,SC2090,SC2115,SC2120,SC2155,SC2199,SC2229,SC2317,SC2329
# - - - - - - - - - - - - - - - - - - - - - - - - -
APPNAME="$(basename -- "$0" 2>/dev/null)"
# - - - - - - - - - - - - - - - - - - - - - - - - -
# colorization
if [ -n "$NO_COLOR" ]; then
  __printf_color() { printf '%b' "$1\n" | tr -d '\t' | sed '/^%b$/d;s,\x1B\[ 0-9;]*[a-zA-Z],,g'; }
else
  __printf_color() { { [ -z "$2" ] || DEFAULT_COLOR=$2; } && printf "%b" "$(tput setaf "$DEFAULT_COLOR" 2>/dev/null)" "$1\n" "$(tput sgr0 2>/dev/null)"; }
fi
# - - - - - - - - - - - - - - - - - - - - - - - - -
__unlink() { [ -L "$1" ] && rm -f -- "$1" >/dev/null; }
# - - - - - - - - - - - - - - - - - - - - - - - - -
# custom functions
__ln_sf() {
  exitCode=0
  if [ -d "$1" ] && [ ! -L "$1" ]; then
    __printf_color "symlinking contents of $1 into $2/" "4"
    __unlink "$2"
    mkdir -p "$2"
    for f in "$1"/* "$1"/.[!.]* "$1"/..?*; do
      [ -e "$f" ] || [ -L "$f" ] || continue
      base=$(basename -- "$f")
      __ln_sf "$f" "$2/$base" || exitCode=$?
    done
  else
    __printf_color "symlinking $2 to $1" "4"
    __unlink "$2"
    ln -sf "$1" "$2"
    exitCode=$?
  fi
  return $exitCode
}
# - - - - - - - - - - - - - - - - - - - - - - - - -
# Define variables
DEFAULT_COLOR="254"
SYMLINK_EXIT_STATUS=0
# - - - - - - - - - - - - - - - - - - - - - - - - -
# Main application
if [ $# -ne 2 ]; then
  __printf_color "USAGE: $APPNAME from to" "2" >&2
  SYMLINK_EXIT_STATUS=1
elif [ ! -e "$1" ]; then
  __printf_color "$1 does not exist" >&2
  SYMLINK_EXIT_STATUS=2
else
  __ln_sf "$1" "$2" >/dev/null
  SYMLINK_EXIT_STATUS=$?
fi
# - - - - - - - - - - - - - - - - - - - - - - - - -
# End application
# - - - - - - - - - - - - - - - - - - - - - - - - -
# lets exit with code
# - - - - - - - - - - - - - - - - - - - - - - - - -
exit $SYMLINK_EXIT_STATUS
# - - - - - - - - - - - - - - - - - - - - - - - - -
# ex: ts=2 sw=2 et filetype=sh