#!/bin/bash
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

version=@version@

shopt -s nullglob

LIBDIR='@libdir@'
PKGDATADIR='@pkgdatadir@'
SYSCONFDIR='@sysconfdir@'

[[ -r ${LIBDIR}/util-msg.sh ]] && source ${LIBDIR}/util-msg.sh
[[ -r ${LIBDIR}/util.sh ]] && source ${LIBDIR}/util.sh
[[ -r ${LIBDIR}/util-pkg.sh ]] && source ${LIBDIR}/util-pkg.sh

show_build_queue(){
	if ${is_buildset};then
		local list=$(cat ${sets_dir_pkg}/${buildset_pkg}.set)
		for item in ${list[@]}; do
			msg3 "Package: [$item]"
		done
	else
		for arg in "${makepkg_args[@]}"; do
			case ${arg} in
				--pkg) continue ;;
				-*) continue ;;
				*) local split_arg=${arg} ;;
			esac
		done
		if [[ -n ${split_arg} ]]; then
			local IFS=','
			for item in ${split_arg}; do
				msg3 "Package: [$item]"
			done
			unset IFS
		else
			msg3 "Package: [${buildset_pkg}]"
		fi
	fi
}

display_settings(){
	show_version
	show_config

	msg "PROFILE:"
	msg2 "buildsets: $(load_sets ${sets_dir_pkg})"
	msg2 "buildset_pkg: ${buildset_pkg}"
	msg2 "is_buildset: ${is_buildset}"

	msg "OPTIONS:"
	msg2 "arch: ${arch}"
	msg2 "branch: ${branch}"
	msg2 "chroots_pkg: ${chroots_pkg}"

	msg "ARGS:"
	msg2 "clean_first: ${clean_first}"
	msg2 "wipe_clean: ${wipe_clean}"
	msg2 "namcap: ${namcap}"
	msg2 "sign: ${sign}"
	msg2 "makepkg_args: ${makepkg_args[*]}"

	msg "PATHS:"
	msg2 "work_dir: ${work_dir}"
	msg2 "sets_dir_pkg: ${sets_dir_pkg}"
	msg2 "cache_dir_pkg: ${cache_dir_pkg}"
	msg2 "build_mirror: ${build_mirror}/${branch}"

	msg "BLACKLIST:"
	msg2 "blacklist_trigger: ${blacklist_trigger[*]}"
	msg2 "blacklist: ${blacklist[*]}"

	if ${clean_first};then
		msg "PKG:"
		msg2 "base_packages: ${base_packages[*]}"
	fi

	msg "BUILD QUEUE:"
	show_build_queue
}

load_user_info

load_config "${USER_CONFIG}/manjaro-tools.conf"
load_config "${SYSCONFDIR}/manjaro-tools.conf"

load_vars "$USER_HOME/.makepkg.conf"
load_vars /etc/makepkg.conf

pacman_conf_arch='default'
base_packages=('base-devel')
install_pkgs=()

clean_first=false
wipe_clean=false
namcap=false
pretend=false
is_buildset=false
sign=false

usage() {
	echo "Usage: ${0##*/} [options] [--] [makepkg args]"
	echo "    -p <pkg>           Buildset or pkg [default: ${buildset_pkg}]"
	echo "    -a <arch>          Arch [default: ${arch}]"
	echo "    -b <branch>        Branch [default: ${branch}]"
	echo '    -r <dir>           Chroots directory'
	echo "                       [default: ${chroots_pkg}]"
	echo '    -i <pkg>           Install a package into the working copy of the chroot'
	echo '    -c                 Recreate chroot'
	echo '    -w                 Clean up cache and sources'
	echo '    -n                 Install and run namcap check'
	echo '    -s                 Sign packages'
	echo '    -q                 Query settings and pretend build'
	echo '    -h                 This help'
	echo ''
	echo ''
	exit $1
}

orig_argv=("$@")

opts='p:a:b:r:i:cwnsqh'

while getopts "${opts}" arg; do
	case "${arg}" in
		p) buildset_pkg="$OPTARG" ;;
		a) arch="$OPTARG" ;;
		b) branch="$OPTARG" ;;
		r) chroots_pkg="$OPTARG" ;;
		i) install_pkgs+="$OPTARG"; mkchrootpkg_args+=(-I ${install_pkgs[*]}) ;;
		c) clean_first=true; mkchroot_args+=(-L) ;;
		w) wipe_clean=true ;;
		n) namcap=true; mkchrootpkg_args+=(-n) ;;
		s) sign=true ;;
		q) pretend=true ;;
		h|?) usage 0 ;;
		*) echo "invalid argument '${arg}'"; usage 1 ;;
	esac
done

if [[ "${arch}" == 'multilib' ]]; then
	pacman_conf_arch='multilib'
	base_packages+=('multilib-devel')
	work_dir=${chroots_pkg}/${branch}/${arch}
	cache_dir_pkg=${cache_dir}/pkg/${branch}/${arch}
	arch='x86_64'
	is_multilib=true
else
	work_dir=${chroots_pkg}/${branch}/${arch}
	cache_dir_pkg=${cache_dir}/pkg/${branch}/${arch}
	is_multilib=false
fi

pacman_conf="${PKGDATADIR}/pacman-${pacman_conf_arch}.conf"
set_core_branch "${pacman_conf}"
makepkg_conf="${PKGDATADIR}/makepkg-${arch}.conf"
mirrors_conf="${PKGDATADIR}/pacman-mirrors-${branch}.conf"

mkchroot_args+=(-C ${pacman_conf} -M ${makepkg_conf} -S ${mirrors_conf} -B "${build_mirror}/${branch}")

mkchrootpkg_args+=(-r ${work_dir})

makepkg_args+=("${@:$OPTIND}")

check_root "$0" "${orig_argv[@]}"

timer_start=$(get_timer)

prepare_cachedir

eval_buildset "${buildset_pkg}" "${sets_dir_pkg}"

${pretend} && display_settings && exit

${wipe_clean} && clean_up

[[ -d ${work_dir}/root ]] && check_chroot_version

#[[ $(get_branch) != ${branch} ]] && set_branch "${branch}"

chroot_init

chroot_build

#reset_branch