A lot :)

app/controllers/reports_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ReportsController < ApplicationController
   before_action :set_report, only: %i[show edit update destroy work]
 
@@ -12,26 +14,56 @@ class ReportsController < ApplicationController
       format.html
       format.pdf
       format.xlsx do
-        response.headers['Content-Disposition'] = %(attachment; filename="#{filename(@report, extension: 'xlsx')}")
+        response.headers["Content-Disposition"] = %(attachment; filename="#{filename(@report, extension: 'xlsx')}")
         render
       end
       format.xml do
-        response.headers['Content-Disposition'] = %(attachment; filename="#{filename(@report, extension: 'html')}")
-        render formats: [:odt], layout: false
+        response.headers["Content-Disposition"] = %(attachment; filename="#{filename(@report, extension: 'html')}")
+        render formats: [ :odt ], layout: false
       end
       format.rtf do
-        html = render_to_string(template: 'reports/show', formats: [:odt],
+        html = render_to_string(template: "reports/show", formats: [ :odt ],
                                 layout: false)
         rtf = "{\\rtf1\n#{PandocRuby.html(html).to_rtf}}"
-        send_data rtf, filename: filename(@report, extension: 'rtf')
+        send_data rtf, filename: filename(@report, extension: "rtf")
       end
       format.odt do
         html = render_to_string(layout: false)
         odt = PandocRuby.html(html).to_odt
-        send_data odt, filename: filename(@report, extension: 'odt')
+        send_data odt, filename: filename(@report, extension: "odt")
       end
       format.docx do
-        template = Sablon.template(Rails.root.join('lib/templates/docx/report.docx'))
+        send_file(Docx::Document.new.generate do |document|
+          document.heading1(@report.name)
+          document.paragraph(@report.comment_html)
+          # document.heading1("slfkj")
+          # document.paragraph("sldkfj")
+          @report.elements.each do |element|
+            document.heading2(element.title)
+            element.success_criteria.each do |sc|
+              document.heading3(sc.title)
+              document.paragraph(sc.description_html)
+            end
+          end
+        end, filename: filename(@report, extension: "docx"),
+        type: "application/vnd.openxmlformats-officedocument.wordprocessingml.document")
+
+        return
+
+        text = OpenXml::Docx::Elements::Text.new(@report.name)
+        run = OpenXml::Docx::Elements::Run.new
+        run.bold = true
+        run << text
+        paragraph = OpenXml::Docx::Elements::Paragraph.new
+        paragraph << run
+
+        document = OpenXml::Docx::Package.new
+        document.document << paragraph
+        document.save(Rails.root.join("tmp", "output.docx"))
+        send_file Rails.root.join("tmp", "output.docx")
+        return
+
+        template = Sablon.template(Rails.root.join("lib/templates/docx/report.docx"))
         context = {
           person: OpenStruct.new(first_name: @report.name),
           skills: [],
@@ -40,10 +72,10 @@ class ReportsController < ApplicationController
           referees: []
         }
 
-        template.render_to_file(Rails.root.join('tmp/output.docx'), context)
-        send_file Rails.root.join('tmp/output.docx'),
-                  filename: filename(@report, extension: 'docx'),
-                  type: 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
+        template.render_to_file(Rails.root.join("tmp/output.docx"), context)
+        send_file Rails.root.join("tmp/output.docx"),
+                  filename: filename(@report, extension: "docx"),
+                  type: "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
       end
     end
   end
@@ -54,15 +86,14 @@ class ReportsController < ApplicationController
   end
 
   # GET /reports/1/edit
-  def edit
-  end
+  def edit; end
 
   # POST /reports
   def create
     @report = Report.new(report_params)
 
     if @report.save
-      redirect_to @report, notice: 'Report was successfully created.'
+      redirect_to @report, notice: "Report was successfully created."
     else
       render :new, status: :unprocessable_entity
     end
@@ -71,7 +102,7 @@ class ReportsController < ApplicationController
   # PATCH/PUT /reports/1
   def update
     if @report.update(report_params)
-      redirect_to @report, notice: 'Report was successfully updated.', status: :see_other
+      redirect_to @report, notice: "Report was successfully updated.", status: :see_other
     else
       render :edit, status: :unprocessable_entity
     end
@@ -80,7 +111,7 @@ class ReportsController < ApplicationController
   # DELETE /reports/1
   def destroy
     @report.destroy!
-    redirect_to reports_url, notice: 'Report was successfully destroyed.', status: :see_other
+    redirect_to reports_url, notice: "Report was successfully destroyed.", status: :see_other
   end
 
   def work
@@ -99,7 +130,7 @@ class ReportsController < ApplicationController
     params.require(:report).permit(:name, :comment_html)
   end
 
-  def filename(report, extension: 'html')
+  def filename(report, extension: "html")
     "#{report.name}-#{Time.current.strftime('%Y%m%d%H%M')}.#{extension}"
   end
 end