#!/bin/bash
set -euo pipefail

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$ROOT"

current_version="$(cat VERSION)"

if [[ $# -eq 1 ]]; then
    version="$1"
else
    IFS='.' read -r major minor patch <<< "$current_version"
    version="${major}.${minor}.$((patch + 1))"
fi

package_name="ekklesia-classroom_${version}_amd64.deb"
package_path="$ROOT/dist/$package_name"

echo "Current version: $current_version"
echo "New canary:     $version"
echo

"$ROOT/tools/build-release.sh" "$version"

# Validate the exact artifact that will be published. If a previous canary is
# available locally, exercise the real upgrade path as well as a fresh install.
validation_args=("$package_path")

if [[ -f "$ROOT/repo/canary/manifest.json" ]]; then
    previous_package_name="$(python3 -c \
        'import json; print(json.load(open("repo/canary/manifest.json"))["package"].rsplit("/", 1)[-1])')"
    previous_package="$ROOT/repo/packages/$previous_package_name"

    if [[ -f "$previous_package" && "$previous_package" != "$package_path" ]]; then
        validation_args+=("$previous_package")
    fi
fi

"$ROOT/tools/validate-trixie-release.sh" "${validation_args[@]}"

hash="$(sha256sum "$package_path" | awk '{print $1}')"

mkdir -p "$ROOT/repo/packages" "$ROOT/repo/canary"

cp "$package_path" "$ROOT/repo/packages/$package_name"

cat > "$ROOT/repo/canary/manifest.json" <<EOF
{
  "version": "$version",
  "package": "/packages/$package_name",
  "sha256": "$hash",
  "requires_reboot": true
}
EOF

echo
echo "Publishing package..."

rsync -av \
    -e ssh \
    "$ROOT/repo/packages/$package_name" \
    classroom-control:/srv/ekklesia/classroom-updates/packages/

echo
echo "Publishing canary manifest..."

# Manifest deliberately goes LAST.
rsync -av \
    -e ssh \
    "$ROOT/repo/canary/manifest.json" \
    classroom-control:/srv/ekklesia/classroom-updates/canary/manifest.json

echo
echo "Published Ekklesia Classroom $version to CANARY"
echo "https://updates.riverofglorymn.org/canary/manifest.json"