#!/usr/bin/env bash

## Copyright (C) 2020-2022 Aditya Shakya <adi1090x@gmail.com>

# Import Current Theme
DIR="$HOME/.config/themes"
STYLE="easy"
RASI="$DIR/$STYLE/rofi/themes.rasi"
hypr="$HOME/.config/hypr/hyprland.conf"

# List Available Themes
THEMES=(`cd $DIR && ls -d */ | cut -d '/' -f1`)

# Theme Elements
prompt="Themes"
mesg="<b>Available Themes</b> : `cd $DIR && ls -d */ | cut -d '/' -f1 | wc -l`"

# Rofi CMD
rofi_cmd() {
	rofi -dmenu \
		-p "$prompt" \
		-mesg "$mesg" \
		-sep '|' \
		-markup-rows \
		-theme ${RASI}
}

# Pass variables to rofi dmenu
run_rofi() {
	echo ${THEMES[@]} | sed 's/ /|/g' | sed 's/$/|/' | rofi_cmd
}

# Apply Theme
apply_theme() {
	selected="`run_rofi`"
	current="`cat $DIR/.current`"

	for theme in "${THEMES[@]}"; do
		if [[ -z "$selected" ]]; then
			break
		elif [[ "$selected" == "$theme" ]]; then
			sed -i "$hypr" -e "s/\$theme = .*/\$theme = $theme/g"
			break
		fi
	done
}

apply_theme && exit 0