#!/bin/bash

dirname="$(dirname $(readlink -e $0))"
. "${dirname}/../db-functions"
. "${dirname}/../config"
. "${MAKEPKGCONF}"

pushd "${WORKDIR}" >/dev/null

script_lock

#adjust the nice level to run at a lower priority
renice +10 -p $$ > /dev/null

# Create a list of all available source package file names
find "${ARCH_BASE}/${SRCPOOL}" -xtype f -name "*${SRCEXT}" -printf '%f\n' | sort -u > "${WORKDIR}/available-src-pkgs"

# Steps
# Traverse the ABSLibre
# Makepkg --allsource every package
# Remove the old packages
pushd "${SVNREPO}" >/dev/null

failedpkgs=()
for repo in ${PKGREPOS[@]}; do
    pushd $repo >/dev/null
    find . -maxdepth 1 -type d | while read pkg; do
        pushd "${SVNREPO}/$repo/$pkg" >/dev/null

        [[ ! -e PKGBUILD ]] && {
            warning "$repo/$pkg is not a package"
            continue
        }

        unset pkgbase pkgname
        source PKGBUILD
        pkgbase=${pkgbase:-$pkgname}

		echo "${pkgbase}-${pkgver}-${pkgrel}${SRCEXT}" >> "${WORKDIR}/expected-src-pkgs"

        # Skip already sourceballed
        [[ -e "${SRCPKGDEST}/${pkgbase}-${pkgver}-${pkgrel}${SRCEXT}" ]] && \
            continue

        makepkg --allsource --ignorearch -c >/dev/null 2>&1

        [[ $? -ne 0 ]] && \
            failedpkgs[${#failedpkgs[*]}]="${pkgbase}-${pkgver}-${pkgrel}${SRCEXT}"

    done
    popd >/dev/null
done

# Cleanup old source packages
cat "${WORKDIR}/expected-src-pkgs" | sort -u > "${WORKDIR}/expected-src-pkgs.sort"
cat "${WORKDIR}/available-src-pkgs" | sort -u > "${WORKDIR}/available-src-pkgs.sort"
old_pkgs=($(comm -23 "${WORKDIR}/available-src-pkgs.sort" "${WORKDIR}/expected-src-pkgs.sort"))

if [ ${#old_pkgs[@]} -ge 1 ]; then
	msg "Removing old source packages..."
	${SOURCE_CLEANUP_DRYRUN} && warning 'dry run mode is active'
	for old_pkg in ${old_pkgs[@]}; do
		msg2 "${old_pkg}"
		if ! ${SOURCE_CLEANUP_DRYRUN}; then
			mv "$ARCH_BASE/${SRCPOOL}/${old_pkg}" "${SOURCE_CLEANUP_DESTDIR}"
			touch "${SOURCE_CLEANUP_DESTDIR}/${old_pkg}"
		fi
	done
fi

old_pkgs=($(find ${SOURCE_CLEANUP_DESTDIR} -type f -name "*${SRCEXT}" -mtime +${SOURCE_CLEANUP_KEEP} -printf '%f\n'))
if [ ${#old_pkgs[@]} -ge 1 ]; then
	msg "Removing old source packages from the cleanup directory..."
	for old_pkg in ${old_pkgs[@]}; do
		msg2 "${old_pkg}"
		${SOURCE_CLEANUP_DRYRUN} || rm -f "${SOURCE_CLEANUP_DESTDIR}/${old_pkg}"
	done
fi

msg "Failed"
for _fail in ${failedpkgs[@]}; do
    msg2 "$_fail"
done
       

script_unlock