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

CONTAINER_NAME="sms-postgres"
VOLUME_NAME="sms-postgres-data"
IMAGE="postgres:16"
PORT="5432"
POSTGRES_USER="sms"
POSTGRES_PASSWORD="sms"
POSTGRES_DB="sms_task"

if ! command -v docker >/dev/null 2>&1; then
  echo "docker не найден. Установите Docker и повторите." >&2
  exit 1
fi

echo "Останавливаю и удаляю контейнер ${CONTAINER_NAME}..."
docker rm -f "${CONTAINER_NAME}" >/dev/null 2>&1 || true

echo "Удаляю том ${VOLUME_NAME}..."
docker volume rm "${VOLUME_NAME}" >/dev/null 2>&1 || true

echo "Запускаю PostgreSQL (${IMAGE})..."
docker run -d \
  --name "${CONTAINER_NAME}" \
  -e POSTGRES_USER="${POSTGRES_USER}" \
  -e POSTGRES_PASSWORD="${POSTGRES_PASSWORD}" \
  -e POSTGRES_DB="${POSTGRES_DB}" \
  -p "${PORT}:5432" \
  -v "${VOLUME_NAME}:/var/lib/postgresql/data" \
  "${IMAGE}" >/dev/null

echo "Готово."
echo "  Host:     localhost:${PORT}"
echo "  Database: ${POSTGRES_DB}"
echo "  User:     ${POSTGRES_USER}"
echo "  Password: ${POSTGRES_PASSWORD}"
echo ""
echo "Connection string:"
echo "  Host=localhost;Port=${PORT};Database=${POSTGRES_DB};Username=${POSTGRES_USER};Password=${POSTGRES_PASSWORD}"