#!/bin/bash

VERSION=0.50.11
# Run away from anything even a little scary
set -o nounset # -u exit if a variable is not set
set -o errexit # -f exit for any command failure"

# text color escape codes (please note \033 == \e but OSX doesn't respect the \e)
blue_text='\033[94m'
red_text='\033[31m'
default_text='\033[39m'

# set -x/xtrace uses a Sony PS4 for more info
PS4="$blue_text""${BASH_SOURCE}:${LINENO}: ""$default_text"

############################################################
# Help                                                     #
############################################################
Help()
{
   # Display Help
   echo -e "This Script will download the necessary files for running docker compose"
   echo -e "It will also run docker compose up"
   echo -e "Take Warning! These assets may become stale over time!"
   echo
   # $0 is the currently running program
   echo -e "Syntax: $0"
   echo -e "options:"
   echo -e "   -d --download    Only download files - don't run docker compose"
   echo -e "   -r --refresh     ${red_text}DELETE${default_text} existing assets and re-download new ones"
   echo -e "   -h --help        Print this Help."
   echo -e "   -x --debug       Verbose mode."
   echo -e "   -b --background  Run docker compose up in detached mode."
   echo -e ""
}

########## Declare assets care about ##########
      docker_compose_yaml="docker-compose.yaml"
docker_compose_debug_yaml="docker-compose.debug.yaml"
                  dot_env=".env"
              dot_env_dev=".env.dev"
                     flags="flags.yml"
             temporal_yaml="temporal/dynamicconfig/development.yaml"
# any string is an array to POSIX shell. Space seperates values
all_files="$docker_compose_yaml $docker_compose_debug_yaml $dot_env $dot_env_dev $flags $temporal_yaml"

base_github_url="https://raw.githubusercontent.com/airbytehq/airbyte-platform/v$VERSION/"

############################################################
# Download                                                 #
############################################################
Download()
{
  ########## Check if we already have the assets we are looking for ##########
  for file in $all_files; do
    # Account for the case where the file is in a subdirectory.
    # Make sure the directory exists to keep curl happy.
    dir_path=$(dirname "${file}")
    mkdir -p "${dir_path}"
    if test -f $file; then
      # Check if the assets are old.  A possibly sharp corner
      if test $(find $file -type f -mtime +60 > /dev/null); then
        echo -e "$red_text""Warning your $file may be stale!""$default_text"
        echo -e "$red_text""rm $file to refresh!""$default_text"
      else
        echo -e "$blue_text""found $file locally!""$default_text"
      fi
    else
      echo -e "$blue_text""Downloading $file""$default_text"
      curl --location\
        --fail\
        --silent\
        --show-error \
        ${base_github_url}${file} > $file
    fi
  done
}

DeleteLocalAssets()
{
  for file in $all_files; do
    echo -e "$blue_text""Attempting to delete $file!""$default_text"
    if test -f $file; then
      rm $file && echo -e "It's gone!"
    else
      echo -e "$file not found locally.  Nothing to delete."
    fi
  done
}

dockerDetachedMode=""

# $0 is the currently running program (this file)
this_file_directory=$(dirname $0)
# Run this from the / directory because we assume relative paths
cd ${this_file_directory}


for argument in $@; do
  case $argument in
    -d | --download)
      Download
      exit
      ;;
    -r | --refresh)
      DeleteLocalAssets
      exit
      ;;
    -h | --help)
      Help
      exit
      ;;
    -x | --debug)
      set -o xtrace  # -x display every line before execution; enables PS4
      ;;
    -b | --background)
      dockerDetachedMode="-d"
      ;;
    *)
      echo "$argument is not a known command."
      echo
      Help
      exit
      ;;
  esac
  shift
done


########## Pointless Banner for street cred ##########
# Make sure the console is huuuge
if test $(tput cols) -ge 64; then
  # Make it green!
  echo -e "\033[32m"
  echo -e " █████╗ ██╗██████╗ ██████╗ ██╗   ██╗████████╗███████╗"
  echo -e "██╔══██╗██║██╔══██╗██╔══██╗╚██╗ ██╔╝╚══██╔══╝██╔════╝"
  echo -e "███████║██║██████╔╝██████╔╝ ╚████╔╝    ██║   █████╗  "
  echo -e "██╔══██║██║██╔══██╗██╔══██╗  ╚██╔╝     ██║   ██╔══╝  "
  echo -e "██║  ██║██║██║  ██║██████╔╝   ██║      ██║   ███████╗"
  echo -e "╚═╝  ╚═╝╚═╝╚═╝  ╚═╝╚═════╝    ╚═╝      ╚═╝   ╚══════╝"
  echo -e "                                            Move Data"
  # Make it less green
  echo -e "\033[0m"
  sleep 1
fi

########## Dependency Check ##########
if ! docker compose version >/dev/null 2>/dev/null; then
  echo -e "$red_text""docker compose v2 not found! please install docker compose!""$default_text"
  exit 1
fi

Download

########## Source Envionmental Variables ##########

for file in $dot_env $dot_env_dev; do
  echo -e "$blue_text""Loading Shell Variables from $file...""$default_text"
  source $file
done


########## Start Docker ##########

echo
echo -e "$blue_text""Starting Docker Compose""$default_text"

docker compose up $dockerDetachedMode

# $? is the exit code of the last command. So here: docker compose up
if test $? -ne 0; then
  echo -e "$red_text""Docker compose failed.  If you are seeing container conflicts""$default_text"
  echo -e "$red_text""please consider removing old containers""$default_text"
fi

########## Ending Docker ##########
if [ -z "$dockerDetachedMode" ]; then
  docker compose down
else
  echo -e "$blue_text""Airbyte containers are running!""$default_text"
fi