From 922652417af26cc41354007030ebbb18f7b4efab Mon Sep 17 00:00:00 2001
From: Giga Chubinidze <gchubinidze@unisens.ge>
Date: Thu, 1 Sep 2022 10:15:31 +0400
Subject: [PATCH] Fix superscript and subscript  in docx report generator
 [SCI-7141]

---
 app/services/reports/docx_renderer.rb         |  8 ++++++++
 .../reports/html_to_word_converter.rb         | 20 ++++++++++++++++++-
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/app/services/reports/docx_renderer.rb b/app/services/reports/docx_renderer.rb
index b4c5b8cb5..c0af01b12 100644
--- a/app/services/reports/docx_renderer.rb
+++ b/app/services/reports/docx_renderer.rb
@@ -13,6 +13,14 @@ module Reports
             br
           elsif text_el[:type] == 'a'
             Reports::DocxRenderer.render_link_element(self, text_el, options)
+          elsif text_el[:type] == 'sup'
+            text text_el[:value] do 
+              vertical_align 'superscript'
+            end
+          elsif text_el[:type] == 'sub'
+            text text_el[:value] do 
+              vertical_align 'subscript'
+            end
           end
         end
       end
diff --git a/app/services/reports/html_to_word_converter.rb b/app/services/reports/html_to_word_converter.rb
index 04a942c16..2645671ec 100644
--- a/app/services/reports/html_to_word_converter.rb
+++ b/app/services/reports/html_to_word_converter.rb
@@ -58,7 +58,7 @@ module Reports
             temp_p = []
           end
           elements.push(elem)
-        elsif %w(br text a).include? elem[:type]
+        elsif %w(br text a sup sub).include? elem[:type]
           temp_p.push(elem)
         end
       end
@@ -106,6 +106,16 @@ module Reports
           next
         end
 
+        if elem.name == 'sup'
+          elements.push(sup_element(elem))
+          next
+        end
+
+        if elem.name == 'sub'
+           elements.push(sub_element(elem))
+          next
+        end
+
         if %w(ul ol).include?(elem.name)
           elements.push(list_element(elem))
           next
@@ -257,5 +267,13 @@ module Reports
       end.reject(&:blank?)
       { type: 'table', data: rows }
     end
+
+    def sup_element(element)
+      { type: 'sup', value: element.text }
+    end
+
+    def sub_element(element)
+      { type: 'sub', value: element.text }
+    end
   end
 end