#!/bin/bash

if [ ! "$(docker ps -q -f name=worldcraftdiscordbot_1)" ]; then
  if [ "$(docker ps -aq -f status=exited -f name=worldcraftdiscordbot_1)" ]; then
  # cleanup
    docker rm worldcraftdiscordbot_1
  fi
  # run your container
  NEW=worldcraftdiscordbot_1
  OLD=worldcraftdiscordbot_2
  docker run -d --name worldcraftdiscordbot_1 --restart unless-stopped worldcraftdiscordbot:v$1
else [ ! "$(docker ps -q -f name=worldcraftdiscordbot_2)" ];
  if [ "$(docker ps -aq -f status=exited -f name=worldcraftdiscordbot_2)" ]; then
  # cleanup
    docker rm worldcraftdiscordbot_2
  fi
  NEW=worldcraftdiscordbot_2
  OLD=worldcraftdiscordbot_1
  # run your container
  docker run -d --name $NEW --restart unless-stopped worldcraftdiscordbot:v$1
fi

# remove old container after 3 seconds
echo "old: $OLD"
if [ "$(docker ps -aq -f name=$OLD)" ]; then
  sleep 3s
  docker stop $OLD
fi