#!/bin/bash

cd "$(dirname "$0")"/src
shopt -s extglob

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

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

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

docname="${docname%/}"

mkdir -p "$docname"

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

for lang in $langs; do
    {
        cat <<EOF
================
..
================
EOF
        echo ':CreationDate: '"$now"
        if [[ ${#tags[@]} -gt 0 ]]; then
            i=0
            for tag in "${tags[@]}"; do
                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"
done

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

for tag in "${tags[@]}"; do
    if [[ ! -d "tags/$tag" ]]; then
        mkdir -p "tags/$tag"
        for lang in $langs; do
            {
                echo "$tag"
                echo "${tag//?/=}"
                echo ':CreationDate: '"$now"
                cat <<EOF

[% PROCESS 'document-listing.tt' %]
EOF
            } > "tags/$tag/document.${lang}.rest.txt"
        done
        ln -s "${docname//+([^\/])/..}"/../templates/document-listing.tt "$docname"/
        ln -s "${docname//+([^\/])/..}"/../templates/du2html.xsl "$docname"/
    fi
done