#!/usr/bin/env bash

err() { printf '%s\n' "$*" >&2; }

build_remote() { sudo makepkg-overlay "$@"; }
cleanup() { rm -f "$lockfile"; }

lock() {
	[[ -f "$lockfile" ]] && {
		printf 'Lockfile found: %s\n' "$lockfile" >&2
		return 1
	}

	echo $$ > "$lockfile"
	lock_pid=$(<"$lockfile")
	[[ $$ == "$lock_pid" ]] || return 1
}

# Ensure one instance
lockfile="$HOME/.cache/pkgbuilder/.lock"
lock || exit 1
trap cleanup EXIT

spark_repos="$HOME/public"

declare -A pkg_dests
pkg_dests=(
	[spark]="$spark_repos/spark/import"
	[spark-extra]="$spark_repos/spark-extra/import"
	[spark-testing]="$spark_repos/spark-testing/import"
	[spark-updates]="$spark_repos/spark-updates/spark/import"
)

repos=(
	spark "https://code.fleshless.org/pkgbuilds/sinit-spark"
	spark "https://code.fleshless.org/pkgbuilds/sinit-sysvcompat"
	spark "https://code.fleshless.org/pkgbuilds/smdev"
	spark "https://code.fleshless.org/pkgbuilds/spark-etc"
	spark "https://code.fleshless.org/pkgbuilds/spark-rc"
	spark "https://code.fleshless.org/pkgbuilds/ssm"
	spark "https://code.fleshless.org/pkgbuilds/ssm-services-git"
	spark "https://code.fleshless.org/pkgbuilds/systemd-dummy"
	spark "https://code.fleshless.org/pkgbuilds/ubase-extras"
	spark "https://code.fleshless.org/pkgbuilds/udev-dummy"
	spark "https://code.fleshless.org/pkgbuilds/xorg-noudev-conf"
	spark-extra "https://code.fleshless.org/pkgbuilds/anope-services"
	spark-extra "https://code.fleshless.org/pkgbuilds/chef-client"
	spark-extra "https://code.fleshless.org/pkgbuilds/dmenu-q-xywh-xft-git"
	spark-extra "https://code.fleshless.org/pkgbuilds/dxvk-bin"
	spark-extra "https://code.fleshless.org/pkgbuilds/eudev"
	spark-extra "https://code.fleshless.org/pkgbuilds/fake"
	spark-extra "https://code.fleshless.org/pkgbuilds/graphicsmagick-webp"
	spark-extra "https://code.fleshless.org/pkgbuilds/ircd-ratbox"
	spark-extra "https://code.fleshless.org/pkgbuilds/lemonbar"
	spark-extra "https://code.fleshless.org/pkgbuilds/libsystemd-standalone"
	spark-extra "https://code.fleshless.org/pkgbuilds/loksh"
	spark-extra "https://code.fleshless.org/pkgbuilds/mlmmj"
	spark-extra "https://code.fleshless.org/pkgbuilds/nginx-mod-rtmp"
	spark-extra "https://code.fleshless.org/pkgbuilds/posh"
	spark-extra "https://code.fleshless.org/pkgbuilds/prm"
	spark-extra "https://code.fleshless.org/pkgbuilds/qstat"
	spark-extra "https://code.fleshless.org/pkgbuilds/scron"
	spark-extra "https://code.fleshless.org/pkgbuilds/sx-utils"
	spark-extra "https://code.fleshless.org/pkgbuilds/systemd-libs-systemd"
	spark-extra "https://code.fleshless.org/pkgbuilds/ufw-tools"
	spark-extra "https://code.fleshless.org/pkgbuilds/xkb-layout-ducky-mini"
	spark-extra "https://code.fleshless.org/pkgbuilds/xsct-git"
	spark-testing "https://code.fleshless.org/pkgbuilds/compton-git"
	spark-testing "https://code.fleshless.org/pkgbuilds/fskit-git"
	spark-testing "https://code.fleshless.org/pkgbuilds/ssm-git"
	spark-testing "https://code.fleshless.org/pkgbuilds/xtitle-git"
)



wrkdir="$HOME/.cache/pkgbuilder/repositories"
mkdir -p "$wrkdir"

set -- "${repos[@]}"
while (($#>1)); do
	pkg_repo=$2
	pkg_dest="${pkg_dests[$1]}"

	repo_name="${pkg_repo##*/}"
	repo_path="${pkg_repo##*://}"
	repo_local="$wrkdir/${repo_path%.git}"

	err "repo: $repo_local"
	err " - url: $pkg_repo"

	# Check if the repo already exists
	if ! [[ -d "$repo_local" ]]; then
		mkdir -p "$wrkdir/${repo_path%$repo_name}"
		git clone "$pkg_repo" "$repo_local"

		build_remote "$pkg_repo" "$pkg_dest"
	else
		git -C "$repo_local" remote update
		if git -C "$repo_local" status --porcelain -bu | grep -q behind; then
			build_remote "$pkg_repo" "$pkg_dest"
			git -C "$repo_local" pull
		fi
	fi

	shift 2
done