#!/bin/bash
set -e

VERSION=$1

if  [ -z $VERSION ]; then
    echo "Provide a version tag, -1|--major, -2|--minor or -3|--revision"
    exit 1
fi

[[ "$VERSION" == "--major" || "$VERSION" == "-1" ]] && VERSION=$(skopeo list-tags docker://git.demus.dk/demus/rawhide-minimal-rpmbuild | jq -r '.Tags - [ "latest" ] | max | split(".") | map(tonumber) | [ .[0]+1, 0, 0 ] | join(".")')
[[ "$VERSION" == "--minor" || "$VERSION" == "-2" ]] && VERSION=$(skopeo list-tags docker://git.demus.dk/demus/rawhide-minimal-rpmbuild | jq -r '.Tags - [ "latest" ] | max | split(".") | map(tonumber) | [ .[0], .[1]+1, 0 ] | join(".")')
[[ "$VERSION" == "--revision" || "$VERSION" == "-3" ]] && VERSION=$(skopeo list-tags docker://git.demus.dk/demus/rawhide-minimal-rpmbuild | jq -r '.Tags - [ "latest" ] | max | split(".") | map(tonumber) | [ .[0], .[1], .[2]+1 ] | join(".")')
read RAWHIDE < rawhide.release
readarray -t TARGETS < targets.lst
for RELEASE_TUPLE in "${TARGETS[@]}"; do
    set -- $RELEASE_TUPLE
    FEDORA_NUMERAL=$1
    ARCH=$2
    REGEX='^[0-9]+$'
    [[ "$FEDORA_NUMERAL" =~ $REGEX ]] && REPO="fc$FEDORA_NUMERAL" || REPO=${RAWHIDE}
    [[ "$FEDORA_NUMERAL" =~ $REGEX ]] && RELEASE="f$FEDORA_NUMERAL" || RELEASE="$FEDORA_NUMERAL"

    for SUBDIR in $(ls -d fedora-minimal-*); do
        echo "Building from upstream tag :${FEDORA_NUMERAL}${ARCH} for release $RELEASE using repo demus-$REPO"
        IMAGE_POSTFIX=${SUBDIR#fedora-}
        docker buildx build \
            --progress plain \
            --tag git.demus.dk/demus/${RELEASE}-${IMAGE_POSTFIX}:${VERSION} \
            --tag git.demus.dk/demus/${RELEASE}-${IMAGE_POSTFIX}:latest \
            --build-arg DOCKER_TAG=${FEDORA_NUMERAL}${ARCH} \
            --build-arg REPO=${REPO} \
            --build-arg VERSION=${VERSION} \
            --build-arg GITHASH=$(git rev-parse HEAD) \
            --build-arg TIMESTAMP=$(date -u +%Y-%m-%dT%H:%M:%SZ) \
            --network=host \
            ${SUBDIR}
    
        docker push git.demus.dk/demus/${RELEASE}-${IMAGE_POSTFIX}:latest
        docker push git.demus.dk/demus/${RELEASE}-${IMAGE_POSTFIX}:${VERSION}
        echo
        echo ----------------------
        echo
    done
done