#!/bin/sh

ACTION=${1}
shift 1

get_image() {
  GEN_PASS=$(< /dev/urandom tr -dc A-Za-z0-9 2>/dev/null | head -c14; echo)
}

do_install_detail() {
  local config=`uci get simplex.@simplex[0].config_path 2>/dev/null`
  local port=`uci get simplex.@simplex[0].port 2>/dev/null`
  local IMAGE_NAME=`uci get simplex.@simplex[0].image_name 2>/dev/null`
  local username=`uci get simplex.@simplex[0].username 2>/dev/null`
  local password=`uci get simplex.@simplex[0].password 2>/dev/null`

  #Generate the generic environment variables for the docker-compose


  
  # Get our local LAN IP Address
  LAN_IP=$(uci get network.lan.ipaddr)
  # Strip trailing network mask
  LAN_IP="${LAN_IP%/*}"
   
  if [ -z "$config" ]; then
      echo "config path is empty!"
      exit 1
  fi

  [ -z "$port" ] && port=5223

echo "Removing Previous Simplex SMP server"
  rm -R $config/simplex/

echo "installing Simplex SMP server"
  mkdir -p $config/simplex/{config,logs}

echo "Generating Simplex SMP password..."
  GEN_PASS2=$(< /dev/urandom tr -dc A-Za-z0-9 2>/dev/null | head -c14; echo)

docker run -d \
  --name simplex-smp \
  -e "addr=$IMAGE_NAME" \
  -e "pass=$GEN_PASS2" \
  -p $port:5223 \
  -v /opt/docker2/compose/simplex/config:/etc/opt/simplex:z \
  -v /opt/docker2/compose/simplex/logs:/var/opt/simplex:z \
  simplexchat/simplexmq:latest

sleep 4

address=$(grep "Server address:" $config/simplex/logs/smp-server.log | sed "s/Server address: //")

echo "***********************************************************"
echo "Your SMP server address is:"
echo $address
echo "***********************************************************"
echo "*Copy the server address now and save for use with Simplex*"
echo "***********************************************************"
sleep 1
echo "This local log file will now be deleted."
sleep 1
rm $config/simplex/logs/smp-server.log
echo "Done."
sleep 1
echo "Make sure to forward internal port $port and external port 5223"
echo "on TorGuard WireGuard (Private VPN Cloud)"

}

usage() {
  echo "usage: $0 sub-command"
  echo "where sub-command is one of:"
  echo "      install                Install simplex"
  echo "      upgrade                Upgrade simplex"
  echo "      rm/start/stop/restart  Remove/Start/Stop/Restart simplex"
  echo "      status                 simplex status"
  echo "      port                   simplex port"
}

case ${ACTION} in
  "install")
    get_image
    do_install_detail
  ;;
  "upgrade")
    get_image
    do_install_detail
  ;;
  "rm")
    docker rm -f simplex
  ;;
  "start" | "stop" | "restart")
    docker ${ACTION} simplex
  ;;
  "status")
    docker ps --all -f 'name=simplex' --format '{{.State}}'
  ;;
  "port")
    docker ps --all -f 'name=simplex' --format '{{.Ports}}' | grep -om1 '0.0.0.0:[0-9]*' | sed 's/0.0.0.0://'
  ;;
  *)
    usage
    exit 1
  ;;
esac