#!/bin/bash

. "$(dirname $0)/config"
. "$(dirname $0)/db-functions"

if [ $# -ge 1 ]; then
	warning "Calling ${0##*/} with a specific repository is no longer supported"
	exit 1
fi

# Find repos with packages to release
staging_repos=($(find  "${STAGING}" -mindepth 1 -type f -name "*${PKGEXT}" -printf '%h\n' | sort -u))
if [ $? -ge 1 ]; then
	die "Could not read ${STAGING}"
fi

repos=()
for staging_repo in ${staging_repos[@]##*/}; do
	if in_array ${staging_repo} ${PKGREPOS[@]}; then
		repos+=(${staging_repo})
	fi
done

# TODO: this might lock too much (architectures)
for repo in ${repos[@]}; do
	for pkgarch in ${ARCHES[@]}; do
		repo_lock ${repo} ${pkgarch} || exit 1
	done
done

# check if packages are valid
for repo in ${repos[@]}; do
	if ! check_repo_permission "${repo}"; then
		die "You don't have permission to update packages in ${repo}"
	fi
	pkgs=($(getpkgfiles "${STAGING}/${repo}/"*${PKGEXT}))
	if [ $? -eq 0 ]; then
		for pkg in ${pkgs[@]}; do
			if [ -h "${pkg}" ]; then
				die "Package ${repo}/${pkg##*/} is a symbolic link"
			fi
			if ! check_pkgfile "${pkg}"; then
				die "Package ${repo}/${pkg##*/} is not consistent with its meta data"
			fi
			if ${REQUIRE_SIGNATURE} && ! pacman-key -v "${pkg}.sig" >/dev/null 2>&1; then
				die "Package ${repo}/${pkg##*/} does not have a valid signature"
			fi
			if ! check_pkgrepos "${pkg}"; then
				die "Package ${repo}/${pkg##*/} already exists in another repository"
			fi
			if ! check_packager "${pkg}"; then
				die "Package ${repo}/${pkg##*/} does not have a valid packager"
			fi
		done
	else
		die "Could not read ${STAGING}"
	fi
done

# TODO: check if all packages of a splitpkg are being pushed (or if they already exist in the repo: foo-x86_64 foo-data, later push foo-i686)

# TODO: detect if a pkgname has been removed from a split package and clean up the repo

for repo in ${repos[@]}; do
	for pkgfile in $(getpkgfiles "${STAGING}/${repo}/"*${PKGEXT} 2>/dev/null); do
		arch_add_to_pool "$pkgfile"
	done

	for file in "$STAGING/$repo"/*/*; do
		if [[ -h $file ]]; then
			pkgfiles=("${pkgfiles[@]}" "${file##*/}")
		fi
	done

	for pkgarch in ${ARCHES[@]}; do
		declare -a pkgs_to_add=()
		for pkgfile in "${pkgfiles[@]}"; do
			pkgfile_arch="$STAGING/$repo/$pkgarch/$pkgfile"
			if [[ -h "$pkgfile_arch" ]]; then
				pkgs_to_add=("${pkgs_to_add[@]}" "$pkgfile")
				rm "$pkgfile_arch"
			fi
		done

		if [[ ${#pkgs_to_add[@]} = 0 ]]; then
			continue
		fi

		arch_db_add $repo "$pkgarch" "${pkgs_to_add[@]}"
	done
done

arch_history_commit "db-update: ${repos[@]}"

for repo in ${repos[@]}; do
	for pkgarch in ${ARCHES[@]}; do
		repo_unlock ${repo} ${pkgarch}
	done
done