#!/usr/bin/env bash

set -euo pipefail

# shellcheck disable=SC1091
source "${XDG_DATA_HOME}/buddy-up/includes/utils.sh"

APP=gitea
DEST=/usr/local/apps/${APP}
CURRENT=${DEST}/current
VERSION=${VERSION:-1.20.5}
BIN_DIR=/usr/local/bin

main() (
	URL=https://dl.gitea.io/gitea/${VERSION}/gitea-${VERSION}-$(get_os)-$(get_arch).xz

	if [ ! -d "${DEST}/${VERSION}" ]; then
		tmp_dir="$(mktemp -d)"
		file=${tmp_dir}/gitea
		curl --silent --retry 10 --location --output "${file}.xz" "${URL}"
		xz --decompress "${file}.xz"
		chmod 755 "${file}"
		sudo chown root:root "${file}"
		sudo mkdir -p "${DEST}/${VERSION}"
		sudo mv "${file}" "${DEST}/${VERSION}/${APP}"

		rm -rf "${tmp_dir}"
	fi
	set_current_link "${DEST}" "${VERSION}" "sudo"

	unlink_if_set "${BIN_DIR}/${APP}" "sudo"
	cd "${BIN_DIR}" || exit 1
	sudo ln -s "$(relative_path "${BIN_DIR}" "${CURRENT}/${APP}")" "${APP}"
	cd - &>/dev/null || exit 1
)

get_os() (
	case $(uname -s) in
	Linux*) echo linux ;;
	Darwin*) echo darwin-10.12 ;;
	*)
		echo >&2 "unsupported os: $(uname -s)"
		exit 1
		;;
	esac
)

main "${@}"