per line comments w/o tests & with dirty code

app/assets/javascripts/application.js

@@ -82,3 +82,5 @@ function showMenu() {
 function resetMenu() {
   $(this).removeClass("hover");
 }
+
+

app/assets/stylesheets/commits.css.scss

@@ -96,3 +96,13 @@ ul.bordered-list {
 }
 
 ul.bordered-list li:last-child { border:none } 
+
+.line_holder { 
+  cursor:pointer;
+
+  &:hover { 
+    td { 
+      background: #FFFFCF !important;
+    }
+  }
+}

app/helpers/commits_helper.rb

@@ -42,4 +42,11 @@ module CommitsHelper
     preserve out
   end
 
+  def build_line_code(line, index, line_new, line_old)
+    if diff_line_class(line) == "new"
+      "NEW_#{index}_#{line_new}"
+    else
+      "OLD_#{index}_#{line_old}"
+    end
+  end
 end

app/views/commits/_text_file.html.haml

@@ -18,14 +18,11 @@
         = link_to raw(diff_line_class(line) == "new" ? " " : line_old), "#OLD#{index}-#{line_old}", :id => "OLD#{index}-#{line_old}"
       %td.new_line
         = link_to raw(diff_line_class(line) == "old" ? " " : line_new) , "#NEW#{index}-#{line_new}", :id => "NEW#{index}-#{line_new}"
-      %td.line_content{:class => diff_line_class(full_line)}= raw "#{full_line}  "
+      %td.line_content{:class => "#{diff_line_class(full_line)} #{build_line_code(line, index, line_new, line_old)}", "line_code" => build_line_code(line, index, line_new, line_old)}= raw "#{full_line}  "
     - comments = @line_notes.select { |n| n.for_line?(index, line_old, line_new) }.sort_by(&:created_at).reverse
     - unless comments.empty?
-      %tr.line_notes_row
-        %td{:colspan => 3} 
-          %ul
-            - comments.each do |note|
-              = render :partial => "notes/show", :locals => {:note => note}
+      - comments.each do |note|
+        = render "notes/per_line_show", :note => note
     - if line[0] == "+"
       - line_new += 1
     - elsif line[0] == "-"

app/views/commits/show.html.haml

@@ -24,3 +24,15 @@
 
 = render "commits/diff"
 = render "notes/notes"
+= render "notes/per_line_form"
+
+
+:javascript
+  $(document).ready(function(){
+    $(".line_content").live("click", function(e) { 
+      var form = $(".per_line_form");
+      $(this).parent().after(form);
+      form.find("#note_line_code").val($(this).attr("line_code"));
+      form.show();  
+    });
+  });

app/views/notes/_per_line_form.html.haml

+%table{:style => "display:none;"}
+  %tr.per_line_form
+    %td{:colspan => 3 }
+      %div
+        = form_for [@project, @note], :remote => "true", :multipart => true do |f|
+          -if @note.errors.any?
+            .errors.error
+              - @note.errors.full_messages.each do |msg|
+                %div= msg
+
+          = f.hidden_field :noteable_id
+          = f.hidden_field :noteable_type
+          = f.hidden_field :line_code
+
+          %div
+            = f.label :note
+            %cite.cgray markdown supported
+            %br
+            %br
+            = f.text_area :note,  :size => 255
+            
+            %p.notify_controls
+              %span Notify:
+              = check_box_tag :notify, 1, @note.noteable_type != "Commit"
+              = label_tag :notify, "Project team"
+
+              -if @note.noteable_type == "Commit"
+                = check_box_tag :notify_author, 1 , @note.noteable_type == "Commit"
+                = label_tag :notify_author, "Commit author"
+
+          .clear
+          %br
+          = f.submit 'Add note', :class => "grey-button", :id => "submit_note"
+

app/views/notes/_per_line_show.html.haml

+%tr.line_notes_row
+  %td{:colspan => 3} 
+    %ul
+      = render :partial => "notes/show", :locals => {:note => note}
+

app/views/notes/create.js.haml

 - if @note.valid?
-  :plain
-    $("#new_note .errors").remove();
-    $('#note_note').val("");
-    NoteList.prepend(#{@note.id}, "#{escape_javascript(render :partial => "notes/show", :locals => {:note => @note})}");
+  - if @note.line_code
+    :plain
+      $(".per_line_form").hide();
+      $('#new_note textarea').val("");
+      $(".#{@note.line_code}").parent().after("#{escape_javascript(render :partial => "notes/per_line_show", :locals => {:note => @note})}");
+  - else
+    :plain
+      $("#new_note .errors").remove();
+      $('#new_note textarea').val("");
+      NoteList.prepend(#{@note.id}, "#{escape_javascript(render :partial => "notes/show", :locals => {:note => @note})}");
 - else
-  :plain
-    $("#new_note").replaceWith("#{escape_javascript(render('form'))}");
+  - unless @note.line_code
+    :plain
+      $("#new_note").replaceWith("#{escape_javascript(render('form'))}");
 
 :plain
   $("#submit_note").removeAttr("disabled");