#!/bin/bash
#


list_mods ()
{
  for f in $(find modules/ -name '*.tf' ); do echo "${f%/*}"; done | sort | uniq
}

gen_mod_doc ()
{
  local dir=$1
  local mode=$2
  local dest=${dir}/REFERENCE.md

  terraform-docs --output-file "REFERENCE.md" ${mode//_/ } "$mod"
#  terraform-docs ${mode//_/ } "$mod" > "$dest"


}

move_reference_in_doc_dir ()
{
  local doc_dir='docs'


  for file in $(find modules -name REFERENCE.md); do
    new_name=${file#modules/}
    new_name=${new_name%/REFERENCE.md}
    new_name=${new_name//\//__}


    final_name=$doc_dir/$new_name.md
    final_dir=$(dirname "$final_name")


    if [[ ! -d "$final_dir" ]] ; then
      mkdir -p "$final_dir"
    fi
    mv "$file" "$final_name"
  done
}

gen_docs ()
{
  local modules=$(list_mods)
  local fmt="yaml"
  local fmt="pretty"
  local fmt="markdown_document"
  local fmt="markdown_table"

  for mod in $modules; do
    mod=${mod#./}
    echo "INFO: Generate documentation for: $mod"
    gen_mod_doc "$mod" "$fmt"
  done
  move_reference_in_doc_dir

  echo "INFO: Done"
}

gen_docs