#!/usr/bin/env bash
# Clone / update AUR package sources

pkg_clone_dir() {
	local name=$1
	printf '%s/%s' "${MIAUR_CLONEDIR}" "$name"
}

# Clone or pull package; prints absolute path to clone dir
aur_clone() {
	local name=$1
	local dir
	dir=$(pkg_clone_dir "$name")
	mkdir -p "$MIAUR_CLONEDIR"
	if [[ -d $dir/.git ]]; then
		msg2 "Updating $name..."
		if ! (cd "$dir" && ${MIAUR_GIT} pull --ff-only --quiet); then
			warn "Cannot fast-forward $name; cloning it again"
			rm -rf "$dir"
			${MIAUR_GIT} clone --quiet "${MIAUR_AURURL}/${name}.git" "$dir" || die "clone failed: $name"
		fi
	else
		rm -rf "$dir"
		msg2 "Cloning $name..."
		${MIAUR_GIT} clone --quiet "${MIAUR_AURURL}/${name}.git" "$dir" || die "clone failed: $name"
	fi
	[[ -f $dir/PKGBUILD ]] || die "PKGBUILD not found after cloning: $name"
	printf '%s\n' "$dir"
}

# Clean clone cache for one package or all
aur_clean_cache() {
	local target=${1:-}
	if [[ -n $target ]]; then
		local dir
		dir=$(pkg_clone_dir "$target")
		if [[ -d $dir ]]; then
			msg "Cleaning cache: $dir"
			rm -rf "$dir"
		fi
	else
		if [[ -d $MIAUR_CLONEDIR ]]; then
			msg "Cleaning AUR cache: $MIAUR_CLONEDIR"
			# Keep VCS src dirs? Plan says clean clone cache — remove package dirs
			find "$MIAUR_CLONEDIR" -mindepth 1 -maxdepth 1 -type d -exec rm -rf {} +
		fi
	fi
}