% Language definition file (part of polyglossia v2.2 -- 2024/07/15)
%
% Translations provided by সাজেদুর রহিম জোয়ারদার <toshazed@gmail.com>
% TODO implement Bengali calendar

\ProvidesFile{gloss-bengali.ldf}[polyglossia: module for Bengali]

\RequirePackage{devanagaridigits}
\RequirePackage{bengalidigits}

\PolyglossiaSetup{bengali}{
  bcp47=bn,
  bcp47-language=bn,
  bcp47-script=Beng,
  script=Bengali,
  scripttag=beng,
  langtag=BEN,
  hyphennames={bengali},
  hyphenmins={2,2},%CHECK
  fontsetup=true,
  localnumeral=bengalinumerals
  %TODO nouppercase=true,
}

% BCP-47 compliant aliases
\setlanguagealias*{bengali}{bn}

\newif\ifbengali@devanagari@numerals
\newif\ifbengali@bengali@numerals

\def\extras@bengali{}
\def\noextras@bengali{}

\DeclareKeys[polyglossia/gloss/bengali]
  {
    changecounternumbering.if = bengali@changecounternumbering,
    changecounternumbering.default:n = true,
    numerals.choice:,
    numerals / devanagari.code =
      {%
        \bengali@bengali@numeralsfalse
        \bengali@devanagari@numeralstrue
      },
    numerals / bengali.code =
      {%
        \bengali@bengali@numeralstrue
        \bengali@devanagari@numeralsfalse
      },
    numerals / western.code =
      {%
        \bengali@bengali@numeralsfalse
        \bengali@devanagari@numeralsfalse
      },
    numerals.default:n = devanagari,
    numerals/unknown.code = \xpg@warning{Unknown Bengali numeral `#1'}
  }

% Register default options
\InitializeGlossOptions{bengali}{changecounternumbering=false,numerals=Devanagari}

\def\captionsbengali{%
  \def\refname{তথ্যসূত্রসমূহ}%
  \def\abstractname{সারসংক্ষেপ}%
  \def\bibname{তথ্যবিবরণ}%
  \def\prefacename{পূর্বকথা}%
  \def\chaptername{অধ্যায়}%
  \def\appendixname{পরিশিষ্ট}%
  \def\contentsname{সূচীপত্র}%
  \def\listfigurename{ছবি/নকশা সমূহের তালিকা}%
  \def\listtablename{তালিকাসারণী}%
  \def\indexname{সূচক/নির্দেশক}%
  \def\figurename{চিত্র}%
  \def\tablename{সারণী}%
  %\def\thepart{}% TODO
  \def\partname{খন্ড}%
  \def\pagename{পৃষ্ঠা}%
  \def\seename{দেখুন}%
  \def\alsoname{আরও দেখুন}%
  \def\enclname{সংযুক্তি}%
  \def\ccname{অনুলিপি}%
  \def\headtoname{প্রতি}%
  \def\proofname{প্রমাণ}%
  \def\glossaryname{পরিভাষার শব্দসম্ভার}%
}
\def\datebengali{%
  \def\bengalimonth{%
    \ifcase\month\or
      জানুয়ারি\or
      ফেব্রুয়ারি\or
      মার্চ\or
      এপ্রিল\or
      মে\or
      জুন\or
      জুলাই\or
      আগস্ট\or
      সেপ্টেম্বর\or
      অক্টোবর\or
      নভেম্বর\or
      ডিসেম্বর\fi}%
  \def\today{\bengalinumber\day\space\bengalimonth\space\bengalinumber\year}%
}

\newcommand{\bengalinumerals}[2]{\bengalinumber{#2}}

\def\bengalinumber#1{%
  \ifbengali@devanagari@numerals
    \devanagaridigits{\number#1}%
  \else
    \ifbengali@bengali@numerals
      \bengalidigits{\number#1}%
    \else % Assumed Western
      \number#1%
    \fi
  \fi%
}

% Backwards compatibility. This command was never documented, but
% some people might use it nevertheless (see #381).
% This takes a counter.
\newcommand\bengalinumeral[1]{\localnumeral*[lang=bengali]{#1}}

\def\bengali@globalnumbers{%
   \ifbengali@changecounternumbering
     \let\@arabic\bengalinumber%
     \renewcommand\thefootnote{\localnumeral*{footnote}}%
  \fi
}

% Store original definition
\let\xpg@save@arabic\@arabic

\def\nobengali@globalnumbers{%
  \let\@arabic\xpg@save@arabic%
}

\def\blockextras@bengali{\extras@bengali}
\def\inlineextras@bengali{\extras@bengali}

\endinput