decendants

3 files changed, 157 insertions, 12 deletions

diff --git a/src/sdp/meta/doc_debugs.d b/src/sdp/meta/doc_debugs.d
index bc781ee..89ca3a7 100644
--- a/src/sdp/meta/doc_debugs.d
+++ b/src/sdp/meta/doc_debugs.d
@@ -59,18 +59,18 @@ template SiSUdebugs() {
         __FILE__,
         __LINE__,
       );
-      if (key.length > 0) {
-        foreach (obj; contents[key]) {
-          if (obj.metainfo.is_of_part != "empty") {
-            writefln(
-              "[%s][%s]\n%s",
-              obj.object_number,
-              obj.metainfo.is_a,
-              obj.text
-            );
-          }
-        }
-      }
+      // if (key.length > 0) {
+      //   foreach (obj; contents[key]) {
+      //     if (obj.metainfo.is_of_part != "empty") {
+      //       writefln(
+      //         "[%s][%s]\n%s",
+      //         obj.object_number,
+      //         obj.metainfo.is_a,
+      //         obj.text
+      //       );
+      //     }
+      //   }
+      // }
     }
     debug(section_head) {
       key="head";
@@ -170,6 +170,15 @@ template SiSUdebugs() {
         }
       }
     }
+    debug(decendants) {
+      foreach (sect; doc_matters.xml.keys_seq.scroll) {
+        foreach (obj; contents[sect]) {
+          if (obj.metainfo.is_a == "heading") {
+            writeln(obj.metainfo.ocn, " .. ", obj.metainfo.last_decendant_ocn);
+          }
+        }
+      }
+    }
     debug(section_endnotes) {
       key="endnotes";
       out_endnotes(contents, key);
diff --git a/src/sdp/meta/metadoc_from_src.d b/src/sdp/meta/metadoc_from_src.d
index 962fef9..f202b7c 100644
--- a/src/sdp/meta/metadoc_from_src.d
+++ b/src/sdp/meta/metadoc_from_src.d
@@ -1509,6 +1509,7 @@ template SiSUdocAbstraction() {
       foreach (ref obj; the_document_body_section) {
         if (obj.metainfo.is_a == "heading") {
           obj.metainfo.markedup_ancestors = _get_ancestors_markup(obj, _ancestors_markup);
+          obj.metainfo.collapsed_ancestors = _get_ancestors_collapsed(obj, _ancestors_collapsed);
         }
       }
       debug(ancestors) {
@@ -1577,6 +1578,54 @@ template SiSUdocAbstraction() {
       }
       html_segnames_ptr_cntr++;
     }
+    auto get_decendants(S)(S document_sections) {
+      int[string] _heading_ocn_decendants;
+      string[] _ocn_open_key = ["","","","","","","",""];
+      auto _doc_sect_length = document_sections.length - 1;
+      int _last_ocn;
+      foreach (_lg, ref obj; document_sections) { // TODO the_document_body_section
+        if (obj.metainfo.is_a == "heading") {
+          foreach (_dts_lv, dom_tag_status; obj.metainfo.dom_structure_markedup_tags_status) {
+            switch (dom_tag_status) {
+            case DomTags.none: break;
+            case DomTags.open:
+                _ocn_open_key[_dts_lv] = (obj.metainfo.ocn).to!string;
+                _heading_ocn_decendants[_ocn_open_key[_dts_lv]] = obj.metainfo.ocn;
+              break;
+            case DomTags.close:
+              if (_ocn_open_key[_dts_lv].empty) {
+                _ocn_open_key[_dts_lv] = "0";
+              }
+              _heading_ocn_decendants[_ocn_open_key[_dts_lv]] = obj.metainfo.ocn - 1;
+              _ocn_open_key[_dts_lv] = (0).to!string;
+              break;
+            case DomTags.close_and_open:
+              if (_ocn_open_key[_dts_lv].empty) {
+                _ocn_open_key[_dts_lv] = "0";
+              }
+              _heading_ocn_decendants[_ocn_open_key[_dts_lv]] = obj.metainfo.ocn - 1;
+              _ocn_open_key[_dts_lv] = (obj.metainfo.ocn).to!string;
+              _heading_ocn_decendants[_ocn_open_key[_dts_lv]] = obj.metainfo.ocn;
+              break;
+            case DomTags.open_still: break;
+            default: break;
+            }
+          }
+        }
+        if (obj.metainfo.ocn > 0) {
+          _last_ocn = obj.metainfo.ocn;
+        }
+        if (_lg == _doc_sect_length) {
+          _heading_ocn_decendants["1"] = _last_ocn; // close existing o_n key
+        }
+      }
+      Tuple!(int, int)[] pairs;
+      foreach (pair; _heading_ocn_decendants.byPair) {
+        pairs ~= tuple(pair[0].to!int, pair[1]);
+        // pairs ~= tuple(pair.key.to!int, pair.value);
+      }
+      return pairs.sort;
+    }
     string[] _images;
     auto extract_images(S)(S content_block) {
       string[] images_;
@@ -1984,6 +2033,92 @@ template SiSUdocAbstraction() {
         }
       }
     }
+    if (the_document_body_section.length > 1) {
+      auto pairs = get_decendants(
+        the_document_head_section ~
+        the_document_body_section ~
+        the_endnotes_section ~
+        the_glossary_section ~
+        the_bibliography_section ~
+        the_bookindex_section["scroll"] ~
+        the_blurb_section
+      );
+      foreach (ref obj; the_document_head_section) {
+        if (obj.metainfo.is_a == "heading") {
+          foreach (pair; pairs) {
+            if (obj.metainfo.ocn == pair[0]) {
+              obj.metainfo.last_decendant_ocn = pair[1];
+            }
+          }
+        }
+      }
+      if (the_document_body_section.length > 1) {
+        foreach (ref obj; the_document_body_section) {
+          if (obj.metainfo.is_a == "heading") {
+            foreach (pair; pairs) {
+              if (obj.metainfo.ocn == pair[0]) {
+                obj.metainfo.last_decendant_ocn = pair[1];
+              }
+            }
+          }
+        }
+      }
+      if (the_endnotes_section.length > 1) {
+        foreach (ref obj; the_endnotes_section) {
+          if (obj.metainfo.is_a == "heading") {
+            foreach (pair; pairs) {
+              if (obj.metainfo.ocn == pair[0]) {
+                obj.metainfo.last_decendant_ocn = pair[1];
+              }
+            }
+          }
+        }
+      }
+      if (the_glossary_section.length > 1) {
+        foreach (ref obj; the_glossary_section) {
+          if (obj.metainfo.is_a == "heading") {
+            foreach (pair; pairs) {
+              if (obj.metainfo.ocn == pair[0]) {
+                obj.metainfo.last_decendant_ocn = pair[1];
+              }
+            }
+          }
+        }
+      }
+      if (the_bibliography_section.length > 1) {
+        foreach (ref obj; the_bibliography_section) {
+          if (obj.metainfo.is_a == "heading") {
+            foreach (pair; pairs) {
+              if (obj.metainfo.ocn == pair[0]) {
+                obj.metainfo.last_decendant_ocn = pair[1];
+              }
+            }
+          }
+        }
+      }
+      if (the_bookindex_section["scroll"].length > 1) {
+        foreach (ref obj; the_bookindex_section["scroll"]) {
+          if (obj.metainfo.is_a == "heading") {
+            foreach (pair; pairs) {
+              if (obj.metainfo.ocn == pair[0]) {
+                obj.metainfo.last_decendant_ocn = pair[1];
+              }
+            }
+          }
+        }
+      }
+      if (the_blurb_section.length > 1) {
+        foreach (ref obj; the_blurb_section) {
+          if (obj.metainfo.is_a == "heading") {
+            foreach (pair; pairs) {
+              if (obj.metainfo.ocn == pair[0]) {
+                obj.metainfo.last_decendant_ocn = pair[1];
+              }
+            }
+          }
+        }
+      }
+    }
       /+ TODO
         - note create/insert heading object sole purpose eof close all open tags
           sort out:
diff --git a/src/sdp/meta/object_setter.d b/src/sdp/meta/object_setter.d
index a60d2b7..ed99b2a 100644
--- a/src/sdp/meta/object_setter.d
+++ b/src/sdp/meta/object_setter.d
@@ -73,6 +73,7 @@ template ObjectSetter() {
     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;                          // DONE
   }
   struct DocObj_TxtAttrib_ {                                   // attrib
     int                    indent_base                         = 0;