#!/bin/bash

function die {
  if [[ -z "${SCRIPT}" ]] ; then
    echo 1>&2 "${1}"
  else
    echo 1>&2 "${SCRIPT}: ${1}"
  fi
  exit 1
}

function handle_help_request () {

  if [[ -z "${2}" ]] ; then
    return
  fi

  if [[ ${2} == "-h" || ${2} == "--help" ]] ; then
    while IFS='' read -r line || [[ -n "$line" ]]; do
      if [[ ${line} =~ ^#.* ]] ; then
        if [[ ! ${line} =~ ^#!/bin/bash.* ]] ; then
          echo "${line}"
        fi
      else
        break
      fi
    done < "${1}"
    exit 1
  fi

}

function make_temp () {
  prefix="${1}"
  suffix="${2}"
  echo "$(mktemp ${prefix}.XXXXXXXX${suffix})"
}

function make_temp_dir () {
  prefix="${1}"
  suffix="${2}"
  echo "$(mktemp -d ${prefix}.XXXXXXXX${suffix})"
}

function quote_args () {
    args=""
    for i in "$@"; do
      if [[ "$i" =~ \ |\' ]] ; then
        i="${i//\\/\\\\}"
        args="$args \"${i//\"/\\\"}\""
      else
        args="$args ${i}"
      fi
    done
    echo -n ${args}
}

handle_help_request ${0} ${1}

# Ensure we can find run.sh
if [[ -z "${BUBBLE_SCRIPTS}" ]] ; then
  RUN_SH="$(find $(cd $(dirname ${0}) && pwd) -type f -name "run.sh" | head -1)"
  if [[ -z "${RUN_SH}" ]] ; then
    RUN_SH="$(find . -type f -name "run.sh" | head -1)"
  fi
  if [[ -z "${RUN_SH}" ]] ; then
    die "run.sh script not found. Set BUBBLE_SCRIPTS to be the directory containing run.sh"
  fi
  BUBBLE_SCRIPTS="$(dirname "${RUN_SH}")"
elif [[ ! -f "${BUBBLE_SCRIPTS}/run.sh" ]] ; then
  die "run.sh script not found in BUBBLE_SCRIPTS dir (${BUBBLE_SCRIPTS})"
fi

if [[ -z "${BUBBLE_PASS}" ]] ; then
  if [[ ! -z "${REQUIRE_BUBBLE_PASS}" ]] ; then
    die "No BUBBLE_PASS env var defined"
  fi
  BUBBLE_PASS=password
fi
if [[ -z "${BUBBLE_USER}" ]] ; then
  if [[ ! -z "${REQUIRE_BUBBLE_USER}" ]] ; then
    die "No BUBBLE_USER env var defined"
  fi
  BUBBLE_USER=root
fi

if [[ -z "${BUBBLE_JAR}" ]] ; then
  if [[ -f "${HOME}/current/bubble.jar" ]] ; then
    BUBBLE_JAR="${HOME}/current/bubble.jar"
  elif [[ -f "/home/bubble/current/bubble.jar" ]] ; then
    BUBBLE_JAR="/home/bubble/current/bubble.jar"
  else
    BUBBLE_JAR="$(find ${BUBBLE_SCRIPTS}/../bubble-server/target -type f -name bubble*.jar | head -1)"
  fi
fi

# Check to see if we are on the PATH, if not suggest that we could be
BUBBLE_BIN="$(cd $(dirname ${0}) && pwd)"
if [[ -z "${BUBBLE_SKIP_PATH_WARNING}" && -z "$(which $(basename ${0}))" ]] ; then
  echo 1>&2 "Note: ${BUBBLE_BIN} is not on your PATH. To make things easier, add it to your PATH:"
  echo 1>&2 ""
  echo 1>&2 "export PATH=\${PATH}:${BUBBLE_BIN}"
  echo 1>&2 ""
  export BUBBLE_SKIP_PATH_WARNING=1
fi