#!/usr/bin/env sh
# XDG Base Directory Specification
#
# Sets up necessary environment variables for XDG convention,
# and those that applications obey for their environments.
#
# Thank you remeberYou for the idea
# see: https://github.com/rememberYou/dotfiles/blob/master/sh/.config/sh/xdg
#
# Additionally, home directories are set using the XDG specification,
# if the xdg-user-dirs module is enabled.
#
# Shellcheck will complain about setting permissions for the directories
# unless it is ignored https://github.com/koalaman/shellcheck/wiki/SC2174
# shellcheck disable=SC2174

# http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
test "$XDG_CACHE_HOME" || export XDG_CACHE_HOME="$HOME/.cache"
test "$XDG_CONFIG_HOME" || export XDG_CONFIG_HOME="$HOME/.config"
test "$XDG_DATA_HOME" || export XDG_DATA_HOME="$HOME/.local/share"

# Desktop environment XDG variables - mimics `xdg-user-dirs` settings, only lowercased and not localized
test "$XDG_DESKTOP_DIR" || export XDG_DESKTOP_DIR="$HOME/desktop"
test "$XDG_DOCUMENTS_DIR" || export XDG_DOCUMENTS_DIR="$HOME/documents"
test "$XDG_DOWNLOAD_DIR" || export XDG_DOWNLOAD_DIR="$HOME/downloads"
test "$XDG_MUSIC_DIR" || export XDG_MUSIC_DIR="$HOME/music"
test "$XDG_PICTURES_DIR" || export XDG_PICTURES_DIR="$HOME/pictures"
test "$XDG_PROJECTS_DIR" || export XDG_PROJECTS_DIR="$HOME/projects"
test "$XDG_PUBLICSHARE_DIR" || export XDG_PUBLICSHARE_DIR="$HOME/public"
test "$XDG_TEMPLATES_DIR" || export XDG_TEMPLATES_DIR="$HOME/templates"
test "$XDG_VIDEOS_DIR" || export XDG_VIDEOS_DIR="$HOME/videos"

## Non-Standard additions
# non-standard, is added to path to enable execution of any files herein
test "$XDG_BIN_HOME" || export XDG_BIN_HOME="$HOME/.local/bin"

## ensure directories exist
test -d "$XDG_BIN_HOME" || mkdir -p -m 0700 "$XDG_BIN_HOME"
test -d "$XDG_CACHE_HOME" || mkdir -p -m 0700 "$XDG_CACHE_HOME"
test -d "$XDG_CONFIG_HOME" || mkdir -p -m 0700 "$XDG_CONFIG_HOME"
test -d "$XDG_DATA_HOME" || mkdir -p -m 0700 "$XDG_DATA_HOME"

# create xdg-user-dirs if necessary
test -d "$XDG_DESKTOP_DIR" || mkdir -p -m 0700 "$XDG_DESKTOP_DIR"
test -d "$XDG_DOCUMENTS_DIR" || mkdir -p -m 0700 "$XDG_DOCUMENTS_DIR"
test -d "$XDG_DOWNLOAD_DIR" || mkdir -p -m 0700 "$XDG_DOWNLOAD_DIR"
test -d "$XDG_MUSIC_DIR" || mkdir -p -m 0700 "$XDG_MUSIC_DIR"
test -d "$XDG_PICTURES_DIR" || mkdir -p -m 0700 "$XDG_PICTURES_DIR"
test -d "$XDG_PROJECTS_DIR" || mkdir -p -m 0700 "$XDG_PROJECTS_DIR"
test -d "$XDG_PUBLICSHARE_DIR" || mkdir -p -m 0700 "$XDG_PUBLICSHARE_DIR"
test -d "$XDG_TEMPLATES_DIR" || mkdir -p -m 0700 "$XDG_TEMPLATES_DIR"
test -d "$XDG_VIDEOS_DIR" || mkdir -p -m 0700 "$XDG_VIDEOS_DIR"

## Applications that can be set through environment variables
export NVM_DIR="$XDG_DATA_HOME/nvm"
export TMUX_PLUGIN_MANAGER_PATH="$XDG_DATA_HOME/tmux"
export ZDOTDIR="$XDG_CONFIG_HOME/zsh"