#!/bin/bash 

shell_source_subdirs () {
          # default processing
          [[ ! -d $1 ]] && echo no directory $1 from which to process subdirectories && return 1
          local DIR=
          local SUBDIRS
          local IGNORE_FILE
          DIR=$1
          SUBDIRS=$([[ -f "$DIR/.bash-shell-include" ]] && cat "$DIR/.bash-shell-include" || cat "$BASH_SHELL_BASE/.bash-shell-include")
          [[ $SSH_SESSION ]] && SUBDIRS+=" ssh/session"
          IGNORE_FILE="$([[ -f "$DIR/.bash-shell-ignore" ]] && echo "$DIR" || echo "$BASH_SHELL_BASE")/.bash-shell-ignore"
          # echo $DIR
          # echo $SUBDIRS
          for SUBDIR in $SUBDIRS;  do
            if [ -e  "$DIR/$SUBDIR" ]; then
              # echo processing subdirectory $DIR/$SUBDIR
              # must quote all globs to avoid bash glob expansion which is likely on
              # TODO have default set of ignores plus check for shell-ignore
              # source_dir -p "archive" -x '"*.off" "*.md"  "*TODO*" "LICENSE" "*.sample"'   -d 0 $DIR/$SUBDIR
              # source_dir -p "archive" -x "$excludes" -d 0 $DIR/$SUBDIR
              source_dir -f "$IGNORE_FILE" -d 0 $DIR/$SUBDIR
             #  else
                # echo no subdirectory $DIR/$SUBDIR to process, ignorning
            fi
          done
}       

function shell_process_directory () {
    local SUBDIRS
    local DIR

    module_load file
    [[ $? -ne 0 ]] && echo unable to access the file module, aborting load && return 1

    DIR=${1:-$BASH_SHELL_BASE}

    # echo sourcing directory $DIR
    # if [[ $DIR = "$BASH_SHELL_BASE" ]]; then
    #   BASH_SHELL_IGNORE=$(shell_get_ignores)
    #   excludes=$BASH_SHELL_IGNORE
    # else
    #   excludes=$(shell_get_ignores $DIR)
    #   [[ $? -ne 0 ]] && excludes=$BASH_SHELL_IGNORE
    # fi

    if [ -d  "$DIR" ]; then
      if [ "$DIR" = "$BASH_SHELL_BASE" ] && [ "$BASH_SHELL_BASE_LOADED" = "true" ]; then
          if [ -v PS1 ]; then
          echo base directory already sourced
          read -p "do you want to re-source the base (not recommended)? " -n 1 -r
          echo
          [[ ! $REPLY =~ ^[Yy]$ ]] && return 1
          # else
            # echo non-interactive shell
            # return 1
          fi
        fi

      if [[ $DIR != "$BASH_SHELL_BASE" ]] && [[ -f  $DIR/load.sh ]]; then
        #
        echo "$DIR/load.sh" found, running instead of base load.sh script
        source "$DIR/load.sh"
       else
          shell_source_subdirs $DIR
          # # default processing
          # local SUBDIRS
          # local IGNORE_FILE
          # SUBDIRS=$([[ -f "$DIR/.bash-shell-include" ]] && cat "$DIR/.bash-shell-include" || cat "$BASH_SHELL_BASE/.bash-shell-include")
          # [[ $SSH_SESSION ]] && SUBDIRS+=" ssh/session"
          # IGNORE_FILE="$([[ -f "$DIR/.bash-shell-ignore" ]] && echo "$DIR" || echo "$BASH_SHELL_BASE")/.bash-shell-ignore"
          # # echo $DIR
          # # echo $SUBDIRS
          # for SUBDIR in $SUBDIRS;  do
          #   if [ -e  "$DIR/$SUBDIR" ]; then
          #     # echo processing subdirectory $DIR/$SUBDIR
          #     # must quote all globs to avoid bash glob expansion which is likely on
          #     # TODO have default set of ignores plus check for shell-ignore
          #     # source_dir -p "archive" -x '"*.off" "*.md"  "*TODO*" "LICENSE" "*.sample"'   -d 0 $DIR/$SUBDIR
          #     # source_dir -p "archive" -x "$excludes" -d 0 $DIR/$SUBDIR
          #     source_dir -f "$IGNORE_FILE" -d 0 $DIR/$SUBDIR
          #    #  else
          #       # echo no subdirectory $DIR/$SUBDIR to process, ignorning
          #   fi
          # done
        fi
        # echo "done sourcing directory $DIR"
     # else
        # echo $DIR does not exist nothing to source
    fi

  }