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

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

SERVICE_MSSQL="mvp-platform-vehicles-mssql"
SERVICE_ETL="mvp-platform-vehicles-etl"
MSSQL_VOLUME="platform_vehicles_mssql_data"

echo "[monthly-etl] Starting MSSQL (profile: mssql-monthly)"
docker compose --profile mssql-monthly up -d "$SERVICE_MSSQL"

echo "[monthly-etl] Waiting for MSSQL to accept connections..."
ATTEMPTS=120  # up to ~10 minutes (120 * 5s)
SLEEP=5
for i in $(seq 1 $ATTEMPTS); do
  if docker compose exec -T "$SERVICE_MSSQL" /opt/mssql-tools18/bin/sqlcmd -C -S localhost -U sa -P 'Platform123!' -Q "SELECT 1" >/dev/null 2>&1; then
    echo "[monthly-etl] MSSQL is ready"
    break
  fi
  echo "[monthly-etl] MSSQL not ready yet... ($i/$ATTEMPTS)"
  sleep "$SLEEP"
done

if ! docker compose exec -T "$SERVICE_MSSQL" /opt/mssql-tools18/bin/sqlcmd -C -S localhost -U sa -P 'Platform123!' -Q "SELECT 1" >/dev/null 2>&1; then
  echo "[monthly-etl] ERROR: MSSQL did not become ready in time" >&2
  exit 1
fi

cleanup() {
  echo "[monthly-etl] Stopping and removing MSSQL container..."
  docker compose stop "$SERVICE_MSSQL" >/dev/null 2>&1 || true
  docker compose rm -f "$SERVICE_MSSQL" >/dev/null 2>&1 || true
  echo "[monthly-etl] Removing MSSQL data volume ($MSSQL_VOLUME)..."
  docker volume rm "$MSSQL_VOLUME" >/dev/null 2>&1 || true
}
trap cleanup EXIT

echo "[monthly-etl] Running ETL pipeline (build-catalog)..."
docker compose run --rm "$SERVICE_ETL" python -m etl.main build-catalog

echo "[monthly-etl] Monthly ETL completed successfully."