#!/bin/bash
here="$(cd "$(dirname "$0")";pwd)";
cd "$(dirname "$0")"/src

usage="new-doc - create new documents for WebCoso

Usage:

  new-doc [-k kind] [-f] <document path> <tag>...

The <document path> will be taken relative to
$(pwd)

Non-existent tags will be created.

Kind is a suffix to templates/du2html.
"

if [[ $# -eq 0 ]]; then
    >&2 echo "$usage"
    exit 1
fi

shopt -s extglob

now="$(TZ=UTC date +'%F %T')"

force=0
kind=''
while getopts fk: optname; do
    case "$optname" in
        f) force=1 ;;
        k) kind="$OPTARG" ;;
        ?) echo "$usage"; exit 2 ;;
    esac
done
shift $[ $OPTIND - 1 ]

docname="$1"
shift
declare -a tags
tags=("$@")

if [[ -d "$docname" && "$force" -ne 1 ]]; then
    >&2 echo "\"$docname\" already exists"
    exit 1
fi

docname="${docname%/}"

mkdir -p "$docname"
mkdir -p ../additions/"$docname"

langs="${LANGS:-en it}"

for lang in $langs; do
    {
        cat <<EOF
${docname//?/=}
$docname
${docname//?/=}
:CreationDate: $now
:Id: $docname
EOF
        if [[ ${#tags[@]} -gt 0 ]]; then
            i=0
            for tag in "${tags[@]}"; do
                tag="${tag%/}"
                if [[ $i -eq 0 ]]; then
                    echo -n ':tags: '
                else
                    echo -n '       '
                fi
                echo "- $tag"
                i=$(( $i + 1 ))
            done
        fi
        echo ''
    }  > "$docname/document.${lang}.rest.txt"
    echo "/document.${lang}.du.xml" >> "${docname}/.gitignore"
done

ln -s "${docname//+([^\/])/..}"/../templates/du2html${kind:+"-$kind"}.xsl "$docname"/du2html.xsl

cd "$here"
./new-tag "${tags[@]}"