#!/usr/bin/env bash

# Best practice options
set -o errexit
set -o nounset
set -o pipefail
if [[ "${TRACE-0}" == "1" ]]; then set -o xtrace; fi

if [[ "${1-}" =~ ^-*h(elp)?$ ]]; then
    echo 'Usage:
'
    exit
fi

INPUT_DIR=~/notes
OUTPUT_DIR=~/public_html

pushd ~

traverse_dir() {
  local dir=$1
  for d in $dir; do
    OUTPUT=$OUTPUT_DIR${d##$INPUT_DIR}
    if [ -d "$d" ]; then
      mkdir -p  $OUTPUT
      traverse_dir "$d/*"
    elif [[ $d == *.md ]]; then
      OUTPUT=${OUTPUT%.md}.html
      OUTPUT=${OUTPUT// /_}
      echo $OUTPUT
      pandoc -f markdown -t html -o $OUTPUT "$d"
    fi
  done
}

traverse_dir $INPUT_DIR/\*

popd