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

APP_NAME=""
TAG=""
PORT=""
INTERNAL_PORT="3000"
ENV=""

while [[ $# -gt 0 ]]; do
case $1 in
    --name)          APP_NAME="$2";      shift 2 ;;
    --tag)           TAG="$2";           shift 2 ;;
    --port)          PORT="$2";          shift 2 ;;
    --internal-port) INTERNAL_PORT="$2"; shift 2 ;;
    --env)           ENV="$2";           shift 2 ;;
    *) echo "Unknown arg: $1"; exit 1 ;;
esac
done

CONTAINER="${APP_NAME}-${TAG}"

echo "→ Deploying container: ${CONTAINER} on port ${PORT}"

docker stop "${CONTAINER}" 2>/dev/null && docker rm "${CONTAINER}" 2>/dev/null || true

ENV_FILE_ARG=""
if [[ -f "/opt/apps/${APP_NAME}/.env.${ENV}" ]]; then
ENV_FILE_ARG="--env-file /opt/apps/${APP_NAME}/.env.${ENV}"
fi

docker run -d \
--name "${CONTAINER}" \
--restart unless-stopped \
-p "0.0.0.0:${PORT}:${INTERNAL_PORT}" \
-e NODE_ENV=production \
-e PORT="${INTERNAL_PORT}" \
${ENV_FILE_ARG} \
"${APP_NAME}:${TAG}"

echo "✓ Container ${CONTAINER} running on 0.0.0.0:${PORT}"