#!/usr/bin/env bash
set -euo pipefail

# These variables should be set per-instance.
# PLEASE CHANGE THEM.
GITEA_URL="https://git.froth.zone"
OWNER="packaging"
USER="oauth2" # Can be unset if $OWNER is your username or changed to your username.
PACKAGER_NAME="portage"
PACKAGER_VERSION="deps"

[[ $# -ne 2 ]] && {
	echo "Usage: $0 <package> <tag>"
	exit 1
}

PACKAGE_NAME=$1
PACKAGE_TAG=$2

if [[ -z "${GITEA_TOKEN}" ]]; then
	if [[ -z "${GITHUB_TOKEN}" ]]; then
		echo "Please set GITEA_TOKEN."
		exit 1
	fi
	GITEA_TOKEN=${GITHUB_TOKEN}
fi

curl https://github.com/$PACKAGE_NAME/archive/$PACKAGE_TAG.tar.gz -L -O


PKG=${PACKAGE_NAME##*/}-${PACKAGE_TAG//v/}

tar -xzf "$PACKAGE_TAG".tar.gz
rm "$PACKAGE_TAG".tar.gz

cd "$PKG" || exit 1

if [[ -f go.mod ]]; then
	go mod vendor
	cd .. || exit 1
	tar --create --auto-compress --file "$PKG"-vendor.tar.xz "$PKG"/vendor
	rm -rf "$PKG"
	curl --user $USER:"$GITEA_TOKEN" --upload-file ./"$PKG"-vendor.tar.xz $GITEA_URL/api/packages/$OWNER/generic/$PACKAGER_NAME/$PACKAGER_VERSION/"$PKG"-vendor.tar.xz
	echo "Uploaded $PKG-vendor.tar.xz!"
	rm "$PKG"-vendor.tar.xz
	exit 0
else
	echo "This package does not have a go.mod file."
	exit 1
fi