void-setfont

#!/usr/bin/env bash
#shellcheck disable=SC2145,SC2001,SC2188,SC2015,SC2155,SC2317,SC2320,SC2291,SC2034,SC2120,SC2086,SC2319
#shellcheck disable=SC2016,SC2154,SC2207,SC2166,SC2128,SC2059,SC2140,SC2031,SC2030,SC2036,SC2119,SC2027

#  void-setfont - utilitario para exibibir e setar fontes do console
#  Created: 2022/12/24
#  Altered: 2024/04/12
#
#  Copyright (c) 2022-2024, Vilmar Catafesta <vcatafesta@gmail.com>
#  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions
#  are met:
#  1. Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#  2. Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
#  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
#  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
#  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
#  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
#  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
#  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
##############################################################################
#export LANGUAGE=pt_BR
export TEXTDOMAINDIR=/usr/share/locale
export TEXTDOMAIN=void-setfont

#debug
export PS4='${red}${0##*/}${green}[$FUNCNAME]${pink}[$LINENO]${reset} '
#set -x
#set -e
shopt -s extglob

#system
readonly APP="${0##*/}"
readonly _VERSION_='3.01.20240412'
readonly distro=$(uname -n)
readonly DEPENDENCIES=(dialog setfont tput)

function sh_setfont() {
	local arrdir=('/usr/share/consolefonts' '/usr/share/kbd/consolefonts')
   local array
	local fonts
   local font
   local xglob="$*"
   local x
   local i

	[[ $# -lt 1 ]] &&	xglob="*.gz"
	for i in "${arrdir[@]}"; do
		if test -d "$i"; then
			pushd "$i" &>/dev/null || die "ERRO: no access $i"
			mapfile -t fonts <<< "$(printf "%s\n" $xglob)"
			popd &>/dev/null || return 1
		fi
	done

	if [[ ${#fonts[*]} -eq 0 ]] ; then
		die "no fonts found in:" "\n${arrdir[0]}\n${arrdir[1]}"
	fi

	for i in "${fonts[@]}"; do
		x="$i"; x="${i%%.gz*}"; x="${x%%.psf*}"; x="${x%%.psfu*}"
		array+=("$x")
		array+=("$i")
	done

   while :; do
		font=$(dialog 														\
				--backtitle "Chili Linux setfont v$_VERSION_"	\
				--title "Chili Linux setfont v$_VERSION_"			\
            --menu "Escolha uma fonte:"							\
            0 0 14 														\
            "${array[@]}" 2>&1 >/dev/tty)

		if [[ $? -eq 1 ]]; then
			exit
		fi
		echo -e "Fonte escolhida: $font"
		setfont "$font"
	done
}

function sh_setvarcolors() {
	if tput setaf 1 &> /dev/null; then
		#tput setaf 127 | cat -v  #capturar saida
		tput sgr0 # reset colors
	   bold=$(tput bold)
	   reset=$(tput sgr0)
	   white="${bold}$(tput setaf 7)"
	   black="${bold}$(tput setaf 0)"
	   red=$(tput bold)$(tput setaf 196)
	   green=$(tput setaf 2)
	   yellow=$(tput bold)$(tput setaf 3)
	   blue=$(tput setaf 4)
	   pink=$(tput setaf 5)
	   cyan=$(tput setaf 6)
	   orange=$(tput setaf 3)
	   purple=$(tput setaf 125);
	   violet=$(tput setaf 61);
   else
		bold=''
		reset="\e[0m"
		green="\e[1;32m"
		red="\e[1;31m"
		yellow="\e[1;33m"
		orange="\e[1;33m"
   fi
}

function die() {
	local msg=$1; shift
	printf "${pink}=> ${red}$msg${reset} ${*}"
	exit 1
}

function msg() {
	local msg=$1; shift
	printf '%s\n' "${black}$msg${reset}"
	return 0
}

function erro() {
	local msg=$1; shift
	printf '%s\n' "${yellow}=> ${bold}${yellow}$msg${reset}"
	return 1
}

function check_deps() {
	local errorFound=0
	declare -a missing

   for d in "${DEPENDENCIES[@]}" ; {
      [[ -z $(command -v "$d") ]] && missing+=("$d") && errorFound=1 && printf '%s\n' "${red}ERRO${reset}: não encontrei o comando ${orange}'$d'${reset}"
   }
   if (( errorFound )); then
      erro "============ IMPOSSÍVEL CONTINUAR ============"
      msg "Esse script precisa dos comandos listados acima"
      msg "Instale-os e/ou verifique se estão no seu \$PATH"
      erro "============ IMPOSSÍVEL CONTINUAR ============"
      die "Abortado..."
   fi
}

sh_setvarcolors
# debug
#export PS4=$'${red}${0##*/}${green}[$FUNCNAME]${pink}[$LINENO]${reset} '
#set -x
check_deps
sh_setfont "$@"