#!/usr/local/bin/bash


log.start()
{
  This=$(which $0)
  this=$(basename $This)


  if [ "$this" = "${BASH_SOURCE[0]##*/}" ]; then
    echo "starting ${BASH_SOURCE[0]}"
  else
    echo "sourcing ${BASH_SOURCE[0]} from $current"
  fi

  if [ -z "$LOG_LEVEL" ]; then
    log.init
    source init
    success.log "log initialized on level $LOG_LEVEL"
    source call "$@"
  else
    #shellcheck source=/dev/null
    #source ./config
    # { 
    #   set +x 
    # } 2>/dev/null
    source "$CONFIG"

    source call "$@"

    #LOG_LEVEL_ARRAY=$( IFS=:; printf '%s' "${ENUM_LOG_LEVEL}" )
    LOG_LEVEL_ARRAY=($(loop $ENUM_LOG_LEVEL : r ' ' pipe)) 
    export _SET_="-x"

    echo LOG_LEVEL_ARRAY: "${LOG_LEVEL_ARRAY[@]}"
    echo LOG_LEVEL: "$LOG_LEVEL"
    echo "current log level is ${LOG_LEVEL_ARRAY[$LOG_LEVEL]}"

    if [ -n "$1" ]; then
      local cmd=$1
      shift
      log.$cmd "$@"
    fi
  fi
}

log.init()
{
  # export PS4='\e[90m+${LINENO} in ${#BASH_SOURCE[@]}>${FUNCNAME[0]}:${BASH_SOURCE[@]##*/} \e[0m'
  #set -x

  if [ -n "$LOG_LEVEL" ]; then
    warn.log "log already inititalized"
  
   debug.log "debug: ENUM_LOG_LEVEL=$ENUM_LOG_LEVEL"
   debug.log "debug: LOG_LEVEL_ARRAY=(${LOG_LEVEL_ARRAY[*]})"

    LOG_LEVEL_ARRAY=($(loop $ENUM_LOG_LEVEL : r ' ' pipe)) 

  #  LOG_LEVEL_ARRAY=$( IFS=:; printf '%s' "${ENUM_LOG_LEVEL}" )
    log.status
    return 0
  fi

  LOG_LEVEL_ARRAY=(SILENT ERROR WARN USER INFO DEBUG)
  ENUM_LOG_LEVEL=$( printf '%s:' "${LOG_LEVEL_ARRAY[@]}" )  
  export ENUM_LOG_LEVEL
  export LOG_LEVEL=5
  source config save
  log.status
}

log.status()
{
  echo "current log level is ${LOG_LEVEL_ARRAY[$LOG_LEVEL]}"
  echo "debug: ENUM_LOG_LEVEL=$ENUM_LOG_LEVEL"
  echo "debug: LOG_LEVEL_ARRAY=(${LOG_LEVEL_ARRAY[*]})"
}


log.level() 
{
 export LOG_LEVEL=$1
 cut -d: -f $(($LOG_LEVEL+1)) <(echo $ENUM_LOG_LEVEL)
 config save
}

log.debug()
{
  echo -e "- $@"
}



log.start "$@"