#!/usr/bin/env bash
#
# Script name: dtos-colorscheme
# Description: Change colorscheme in DTOS.
# Dependencies: dmenu, dmscripts
# GitLab: https://www.gitlab.com/dwt1/dtos
# License: https://www.gitlab.com/dwt1/dtos/LICENSE
# Contributors: Derek Taylor

# Set with the flags "-e", "-u","-o pipefail" cause the script to fail
# if certain things happen, which is a good thing.  Otherwise, we can
# get hidden bugs that are hard to discover.
set -euo pipefail

# shellcheck disable=SC1091
source "$HOME/.config/dmscripts/config"

options=("DoomOne"
"Dracula"
"GruvboxDark"
"MonokaiPro"
"Nord"
"OceanicNext"
"Palenight"
"SolarizedDark"
"SolarizedLight"
"TomorrowNight")

choice=$(printf '%s\n' "${options[@]}" | ${DMENU} 'Choose color scheme:' "${@}")

if [ "$choice" ]; then
    sed  -i "s/import Colors.*/import Colors.$choice/g" "$HOME"/.xmonad/README.org || echo "Cannot modify README.org"
    sed  -i "s/import Colors.*/import Colors.$choice/g" "$HOME"/.xmonad/xmonad.hs || echo "Cannot modify xmonad.hs"
    xmonad --restart
# What to do if we just escape without choosing anything.
else
  echo "Program terminated." && exit 0
fi