/++
  object setter:
  setting of sisu objects for downstream processing
  meta_object_setter.d
+/
module doc_reform.meta.object_setter;
template ObjectSetter() {
  /+ structs +/
  struct DocObj_MetaInfo_ {
    string                 is_of_part                         = ""; // frontmatter, body, backmatter
    string                 is_of_section                      = ""; // toc, body, glossary, biography, book index, blurb
    string                 is_of_type                         = ""; // para, block ?
    string                 is_a                               = ""; // heading, para, table, code block, group, ...
    alias                  of_part                            = is_of_part;
    alias                  of_section                         = is_of_section;
    alias                  is_of                              = is_of_type;
    /+ o_n +/
    int                    o_n_substantive                    = 0;
    int                    o_n_non_substantive                = 0;
    int                    o_n_glossary                       = 0;
    int                    o_n_bibliography                   = 0;
    int                    o_n_book_index                     = 0;
    int                    o_n_blurb                          = 0;
    string object_number_substantive() const @property {
      return (o_n_substantive==0) ? "" : o_n_substantive.to!string;
    }
    string object_number_non_substantive() const @property {
      return (o_n_non_substantive==0) ? "" : o_n_non_substantive.to!string;
    }
    string object_number_glossary() const @property {
      return (o_n_glossary==0) ? "" : o_n_glossary.to!string;
    }
    string object_number_bibliography() const @property {
      return (o_n_bibliography==0) ? "" : o_n_bibliography.to!string;
    }
    string object_number_book_index() const @property {
      return (o_n_book_index==0) ? "" : o_n_book_index.to!string;
    }
    string object_number_blurb() const @property {
      return (o_n_blurb==0) ? "" : o_n_blurb.to!string;
    }
    string                 object_number_off                  = "";
    bool                   visible_object_number              = false;
    // enum ONtype { none, substantive, non_substantive, glossary, bibliography, book_index, blurb, comment }
    int                    object_number_type                 = 0; // { ocn, non, bkidx }
    /+ node +/
    string[string][string] node;
    int                    ocn                                = 0;
    string object_number() const @property {
      return (ocn==0) ? "" : ocn.to!string;
    }
    int                    o_n_type                           = 0;
    int                    heading_lev_markup                 = 9;
    int                    heading_lev_collapsed              = 9;
    string marked_up_level() const @property {
      string _out;
      switch (heading_lev_markup) {
      case 0: _out = "A"; break;
      case 1: _out = "B"; break;
      case 2: _out = "C"; break;
      case 3: _out = "D"; break;
      case 4: _out = "1"; break;
      case 5: _out = "2"; break;
      case 6: _out = "3"; break;
      case 7: _out = "4"; break;
      default: _out = ""; break;
      }
      return _out;
    }
    int[]                  markedup_ancestors                  = [ 0, 0, 0, 0, 0, 0, 0, 0,];
    int[]                  collapsed_ancestors                 = [ 0, 0, 0, 0, 0, 0, 0, 0,];
    int[]                  dom_structure_markedup_tags_status  = [ 0, 0, 0, 0, 0, 0, 0, 0,];
    int[]                  dom_structure_collapsed_tags_status = [ 0, 0, 0, 0, 0, 0, 0, 0,];
    int                    parent_lev_markup                   = 0;
    int                    parent_ocn                          = 0;
    int                    last_decendant_ocn                  = 0;
  }
  struct DocObj_TxtAttrib_ {
    int                    indent_base                         = 0;
    int                    indent_hang                         = 0;
    bool                   bullet                              = false;
    string                 language                            = ""; // not implemented, consider
  }
  struct DocObj_Has_ {                                         // has
    bool                   inline_links                        = false;
    bool                   inline_notes_reg                    = false;
    bool                   inline_notes_star                   = false;
    bool                   contains_image_without_dimensions   = false;
  }
  struct DocObj_Table_ {
    int                    number_of_columns                   = 0;
    double[]               column_widths                       = [];
    string[]               column_aligns                       = [];
    bool                   heading                             = false;
    bool                   walls                               = false; // not implemented
  }
  struct DocObj_CodeBlock_ {
    string                 syntax                              = "";
  }
  struct DocObj_Pointer_ {
    int                    doc_object                          = 0;
    int                    html_segnames                       = 0;
    int                    heading                             = 0;
  }
  struct DocObj_Tags_ {
    string[]               heading_ancestors_text              = [ "", "", "", "", "", "", "", "", ]; // TODO redundant? see markedup and collapsed ancestors DONE
    string                 segment_anchor_tag_html             = "";
    string                 segment_anchor_tag_epub             = "";
    string                 segment_anchor_tag_is               = "";
    string                 heading_lev_anchor_tag              = "";
    string                 segname_prev                        = "";
    string                 segname_next                        = "";
    string[]               lev4_subtoc                         = [];
    string[]               anchor_tags                         = [];
  }
  struct ObjGenericComposite {
    string                 text                                = "";
    DocObj_MetaInfo_       metainfo;
    DocObj_TxtAttrib_      attrib;
    DocObj_Tags_           tags;
    DocObj_Has_            has;
    DocObj_Table_          table;
    DocObj_CodeBlock_      code_block;
    DocObj_Pointer_        ptr;
  }
  struct TheObjects {
    ObjGenericComposite[] oca;
  }
}