#!/usr/bin/env bash

FROMFEDORA='36'
PACKAGE='msmtp'
GETTEXT_FC='36'
GETTEXT_VERSION='0.21-9'

ABSDIR="$( dirname "$(readlink -f -- "$0")" )"
cd ${ABSDIR}

type -P docker >/dev/null && DOCKER=$(which docker)
type -P podman >/dev/null && DOCKER=$(which podman)

if ! JSONLINE=$(curl -s https://src.fedoraproject.org/_dg/bodhi_updates/rpms/${PACKAGE} | grep -e "fc${FROMFEDORA}\","); then
    echo "ERROR : No ${PACKAGE} release available for Fedora ${FROMFEDORA}"
    echo "Please check https://src.fedoraproject.org/rpms/${PACKAGE} to choose the right release."
    exit 1
fi

VERSION=$(echo "${JSONLINE}" | sed -e "s/^\s*\"stable\": \"${PACKAGE}-\(.*\)\.fc${FROMFEDORA}\",\s*$/\1/")

ARCH=$(${DOCKER} run --rm docker.io/library/rockylinux:8 uname -i)

mkdir /tmp/dockerrpmbuild-$$

${DOCKER} run -i --rm -v /tmp/dockerrpmbuild-$$:/out:Z --privileged docker.io/library/rockylinux:8 <<EOF
dnf install -qy epel-release
dnf install -qy mock
useradd mockbuilder
usermod -a -G mock mockbuilder
runuser -l mockbuilder -c 'mock --localrepo=/tmp/ --chain -r rocky+epel-8-x86_64 https://dl.fedoraproject.org/pub/archive/fedora/linux/releases/${GETTEXT_FC}/Everything/source/tree/Packages/g/gettext-${GETTEXT_VERSION}.fc${GETTEXT_FC}.src.rpm https://download-ib01.fedoraproject.org/pub/fedora/linux/updates/${FROMFEDORA}/Everything/source/tree/Packages/m/${PACKAGE}-${VERSION}.fc${FROMFEDORA}.src.rpm'
mv -f /tmp/results/*/${PACKAGE}-*/*.rpm /out/
EOF

[[ $? == 0 ]] && mv -i /tmp/dockerrpmbuild-$$/*.rpm ${ABSDIR}/files/ &&
rm -rf /tmp/dockerrpmbuild-$$ &&

${DOCKER} rmi -f docker-${PACKAGE}-build &&
${DOCKER} rmi -f docker-${PACKAGE}-xfer