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

ACTION="${1:-status}"
RUNTIME_ROOT="${GOVERNANCE_UI_RUNTIME_ROOT:-/srv/mesavault/edge-oee-ucepsa}"
APP_ROOT="${GOVERNANCE_UI_APP_ROOT:-$RUNTIME_ROOT/governance-ui}"
CONTAINER="${GOVERNANCE_UI_CONTAINER:-mv_ucepsa_governance_ui}"
IMAGE="${GOVERNANCE_UI_IMAGE:-mesavault/ucepsa-governance-ui:0.3.15}"
NETWORK="${GOVERNANCE_UI_NETWORK:-mv_ucepsa_net}"
HOST_IP="${GOVERNANCE_UI_HOST_IP:-0.0.0.0}"
HOST_PORT="${GOVERNANCE_UI_HOST_PORT:-8091}"
BASE_ENV="${GOVERNANCE_UI_BASE_ENV:-$RUNTIME_ROOT/.env}"
UI_ENV="${GOVERNANCE_UI_ENV:-$APP_ROOT/.env}"

require_build_files() {
    test -f "$APP_ROOT/Dockerfile"
    test -f "$APP_ROOT/requirements.txt"
}

require_runtime_files() {
    require_build_files
    test -f "$UI_ENV"
    test -f "$BASE_ENV"
}

build_image() {
    require_build_files
    docker build \
      -t "$IMAGE" \
      "$APP_ROOT"
}

start_container() {
    require_runtime_files
    docker rm -f "$CONTAINER" \
      >/dev/null 2>&1 || true

    docker run -d \
      --name "$CONTAINER" \
      --restart unless-stopped \
      --network "$NETWORK" \
      --env-file "$BASE_ENV" \
      --env-file "$UI_ENV" \
      -e "PGHOST=mv_ucepsa_postgres_hot" \
      -e "TENANT_OVERRIDE=ucepsa" \
      -e "SITE_OVERRIDE=ucepsa_onpremise" \
      -p "${HOST_IP}:${HOST_PORT}:8080" \
      "$IMAGE"

    docker ps \
      --format 'table {{.Names}}\t{{.Status}}\t{{.Ports}}' \
      | grep -E "$CONTAINER|NAMES"
}

case "$ACTION" in
    build)
        build_image
        ;;
    start)
        start_container
        ;;
    deploy)
        build_image
        start_container
        ;;
    restart)
        docker rm -f "$CONTAINER" \
          >/dev/null 2>&1 || true
        start_container
        ;;
    stop)
        docker stop "$CONTAINER"
        ;;
    status)
        docker ps -a \
          --format 'table {{.Names}}\t{{.Status}}\t{{.Ports}}' \
          | grep -E "$CONTAINER|NAMES"
        ;;
    logs)
        docker logs --tail 200 -f "$CONTAINER"
        ;;
    health)
        curl -fsS \
          "http://127.0.0.1:${HOST_PORT}/health"
        echo
        ;;
    *)
        echo \
          "Uso: $0 {build|start|deploy|restart|stop|status|logs|health}" \
          >&2
        exit 2
        ;;
esac