# encoding: utf-8
# - Name: SiSU
#
#   - Description: documents, structuring, processing, publishing, search
#     harvest
#
#   - Author: Ralph Amissah
#     <ralph.amissah@gmail.com>
#
#   - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
#     2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
#     2020, 2021, Ralph Amissah,
#     All Rights Reserved.
#
#   - License: GPL 3 or later:
#
#     SiSU, a framework for document structuring, publishing and search
#
#     Copyright (C) Ralph Amissah
#
#     This program is free software: you can redistribute it and/or modify it
#     under the terms of the GNU General Public License as published by the Free
#     Software Foundation, either version 3 of the License, or (at your option)
#     any later version.
#
#     This program is distributed in the hope that it will be useful, but WITHOUT
#     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
#     FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
#     more details.
#
#     You should have received a copy of the GNU General Public License along with
#     this program. If not, see <http://www.gnu.org/licenses/>.
#
#     If you have Internet connection, the latest version of the GPL should be
#     available at these locations:
#     <http://www.fsf.org/licensing/licenses/gpl.html>
#     <http://www.gnu.org/licenses/gpl.html>
#
#     <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
#
#   - SiSU uses:
#     - Standard SiSU markup syntax,
#     - Standard SiSU meta-markup syntax, and the
#     - Standard SiSU object citation numbering and system
#
#   - Homepages:
#     <http://www.sisudoc.org>
#
#   - Git
#     <https://git.sisudoc.org/projects/>
#     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
#     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
module SiSU_FormatAuthor
  class Author
    def initialize(author_param)
      @author_param=author_param
    end
    def author_details
      @authors,@author_array=[],[]
      authors=@author_param.scan(/[^;]+/)
      authors.each do |a|
        a=a.strip
        if a =~/"(.+?)"/
          @authors << { the: $1 }
          @author_array << $1.upcase
        else #if a =~/,/
          x=a.scan(/[^,]+/)
          x[0]=x[0].strip
          x[1]=x[1].strip if x[1]
          if x.length==1
            @authors << { the: x[0] }
            @author_array << x[0].upcase
          elsif x.length==2
            @authors << { the: x[0], others: x[1] }
            @author_array << "#{x[0].upcase}, #{x[1]}"
          else #p x.length
          end
        end
      end
      l = @authors.length
      authors_string=''
      @authors.each_with_index do |a,i|
        authors_string += if a[:others]
          if (l - i) > 1
            "#{a[:others]} #{a[:the]}, "
          else
            "#{a[:others]} #{a[:the]}"
          end
        else
          if (l - i) > 2
            "#{a[:the]}, "
          else
            "#{a[:the]}"
          end
        end
      end
      {
        last_first_a: authors,
        last_first_format_a: @author_array,
        authors_h: @authors,
        authors_s: authors_string,
        authors_param: @author_param
      }
    end
  end
end
__END__