#!/bin/bash

set -e

if [[ -z "$1" ]]; then
  echo "Error: requires region to start" >&2
  echo "" >&2
  echo "Usage $0 <region>" >&2
  echo "    region: china or global." >&2
  exit 1
fi

TEMP_CONTAINER_ID=$(docker create "${IMAGE_PREFIX}/tidb-labs-$1-frontend:latest")

docker cp "$TEMP_CONTAINER_ID:/tidb-labs/.next/BUILD_ID" "./next-$1-build-id"

docker rm -v "$TEMP_CONTAINER_ID"

echo Build ID of "${IMAGE_PREFIX}/tidb-labs-$1-frontend:latest" "$(cat "./next-$1-build-id")"