#!/usr/bin/env bash

HOOKS_DIR="${BASE_DIR}/hooks"
OPT_FILE="${BASE_DIR}/tmp/.tamarin_opts"

function info {
  if [ -z "$@" ]; then
    while read str; do
      log INFO "${str}"
    done
  else
    log INFO "$@"
  fi
}

function debug {
  if [ -z "$@" ]; then
    while read str; do
      log DEBUG "${str}"
    done
  else
    log DEBUG "$@"
  fi
}

function error {
  if [ -z "$@" ]; then
    while read str; do
      log ERROR "${str}" >&2
    done
  else
    log ERROR "$@" >&2
  fi
}

function fatal {
  if [ -z "$@" ]; then
    while read str; do
      log FATAL "${str}" >&2
    done
  else
    log FATAL "$@" >&2
  fi
  exit 1
}

function log {
  local args=( $@ )
  echo "[${HOSTNAME}] [${args[0]}] ${args[@]:1}"
}

function get_opt {
  local opt_name=${1}
  local default_value=${2}
  touch "${OPT_FILE}"
  source "${OPT_FILE}"
  echo ${!opt_name:-${default_value}}
}

function set_opt {
  local opt_name=${1}
  local opt_value=${2}
  touch "${OPT_FILE}"
  sed -i "s/^${opt_name}*$//" "${OPT_FILE}"
  echo "${opt_name}=\"${opt_value}\"" >> "${OPT_FILE}"
}

function exec_hooks {

  local hook=${1}
  local workspace=${2}

  local hook_scripts=$( find "${HOOKS_DIR}" -type f -name "*${hook}" -executable)

  for hook_script in ${hook_scripts}; do

    info "[${hook}] Executing ${hook_script}"

    ( cd "${workspace}" && "${hook_script}" ) 2> >(error) 1> >(info)

    # If the script did not execute properly, we stop here
    if [ $? != 0 ]; then
      fatal "The '${hook_script}' hook script did not finished properly !"
    fi

    info "[${hook}] ${hook_script} Done."

  done

}