#!/bin/bash

CURDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

function usage() {
  printf "usage: start.sh [OPTIONS]\n\n"
  printf "starts a specific version of vinyldns\n\n"
  printf "options:\n"
  printf "\t-v, --version: the version to start up; required\n"
}

function wait_for_url() {
  echo -n "Checking ${URL}..."
  RETRY="$TIMEOUT"
  while [ "$RETRY" -gt 0 ]; do
    if curl -I -s "${URL}" -o /dev/null -w "%{http_code}" &>/dev/null || false; then
      echo "Succeeded in connecting to ${URL}!"
      break
    else
      echo -n "."

      ((RETRY -= 1))
      sleep 1

      if [ "$RETRY" -eq 0 ]; then
        echo "Exceeded retries waiting for ${URL} to be ready, failing"
        exit 1
      fi
    fi
  done
}

# Default the build to -SNAPSHOT if not set
VINYLDNS_VERSION=

while [ "$1" != "" ]; do
  case "$1" in
  -v | --version)
    VINYLDNS_VERSION="$2"
    shift 2
    ;;
  *)
    usage
    exit
    ;;
  esac
done

if [ -z "$VINYLDNS_VERSION" ]; then
  echo "VINYLDNS_VERSION not set"
  usage
  exit
else
  export VINYLDNS_VERSION=$VINYLDNS_VERSION
fi

# Actually starts up our docker images
docker-compose -f "${CURDIR}/docker/docker-compose.yml" up --no-build -d api portal

# Waits for the URL to be available
wait_for_url "http://localhost:9001"

if [ $? -eq 0 ]; then
  echo "VinylDNS started and available at http://localhost:9001"
  exit 0
else
  echo "VinylDNS startup failed!"
  "${CURDIR}/stop.sh"
  exit 1
fi