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

IMAGE_NAME=${IMAGE_NAME:-mengyadriftbottle}
CONTAINER_NAME=${CONTAINER_NAME:-mengyadriftbottle}
FRONTEND_PORT=${FRONTEND_PORT:-6767}
BACKEND_PORT=${BACKEND_PORT:-5002}
PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
DATA_DIR="${DATA_DIR:-}"

echo "[1/3] Building image $IMAGE_NAME ..."
docker build -t "$IMAGE_NAME" "$PROJECT_DIR"

echo "[2/3] Removing old container if it exists ..."
if docker ps -a --format '{{.Names}}' | grep -Eq "^${CONTAINER_NAME}$"; then
  docker rm -f "$CONTAINER_NAME" >/dev/null
fi

echo "[3/3] Starting container $CONTAINER_NAME ..."
RUN_ARGS=(
  -d
  --name "$CONTAINER_NAME"
  -p ${FRONTEND_PORT}:6767
  -e BACKEND_PORT=5002
)

if [ -n "$DATA_DIR" ]; then
  mkdir -p "$DATA_DIR"
  RUN_ARGS+=( -v "$DATA_DIR:/app/data" )
fi

docker run "${RUN_ARGS[@]}" "$IMAGE_NAME"

echo "Container is up. Frontend: http://localhost:${FRONTEND_PORT}"
echo "Logs: docker logs -f ${CONTAINER_NAME}"