#!/usr/bin/env bash
# Builds the health-agent Docker image and pushes it to Harbor as a release candidate.
# Use this to bypass the CI pipeline for manual builds/hotfixes.
#
# Usage (run from Environment_Monitoring/ root):
#   HARBOR_CI_TOKEN=<token> ./ops/build-and-push-health-agent.sh
#
# Optional env vars:
#   HARBOR_REGISTRY   (default: registry.tarla.io)
#   HARBOR_PROJECT    (default: iklimco)
#   HARBOR_CI_USER    (default: robot-ci-push-iklimco)
#   TAG_SUFFIX        (default: -rc)

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$(cd "$SCRIPT_DIR/.." && pwd)"

HARBOR_REGISTRY="${HARBOR_REGISTRY:-registry.tarla.io}"
HARBOR_PROJECT="${HARBOR_PROJECT:-iklimco}"
HARBOR_CI_USER="${HARBOR_CI_USER:-robot-ci-push-iklimco}"
TAG_SUFFIX="${TAG_SUFFIX:--rc}"

log() { echo "[$(date +%H:%M:%S)] $*"; }
die() { echo "[$(date +%H:%M:%S)] ERROR: $*" >&2; exit 1; }

sep() {
  local title="$*"
  local line
  line=$(printf '─%.0s' {1..70})
  echo
  echo "$line"
  printf '  %s\n' "$title"
  echo "$line"
}

[[ -z "${HARBOR_CI_TOKEN:-}" ]] && die "HARBOR_CI_TOKEN env var is required."
[[ -f "health-agent/pyproject.toml" ]] || die "health-agent/pyproject.toml not found — run from Environment_Monitoring/ root."
[[ -f "health-agent/Dockerfile" ]] || die "health-agent/Dockerfile not found."

VERSION=$(sed -n 's/^version = "\(.*\)"/\1/p' health-agent/pyproject.toml)
[[ -n "$VERSION" ]] || die "Could not determine version from health-agent/pyproject.toml"

IMAGE="${HARBOR_REGISTRY}/${HARBOR_PROJECT}/health-agent:${VERSION}${TAG_SUFFIX}"

sep "health-agent  →  ${IMAGE}"

log "Logging in to ${HARBOR_REGISTRY} as ${HARBOR_CI_USER}"
echo "$HARBOR_CI_TOKEN" | docker login "$HARBOR_REGISTRY" -u "$HARBOR_CI_USER" --password-stdin
log "✔ Harbor login successful"

log "Building..."
docker build -t "$IMAGE" health-agent/

log "Pushing..."
docker push "$IMAGE"
docker pull -q "$IMAGE"
DIGEST=$(docker image inspect "$IMAGE" --format '{{index .RepoDigests 0}}')

log "✔ Pushed: ${IMAGE}"

sep "Promotion Manifest — write to health-agent/deploy/prod.env on prod-env branch"
echo
echo "  SOURCE_IMAGE_DIGEST=${DIGEST}"
echo "  PROD_IMAGE_TAG=${VERSION}"
echo