Mark ticket as changed if only one attachment is uploaded. Delete uploaded attachments on form rest.

app/assets/javascripts/app/controllers/ticket_zoom.coffee

@@ -415,6 +415,14 @@ class App.TicketZoom extends App.Controller
       currentParams =
         ticket:  @formParam( @el.find('.edit') )
         article: @formParam( @el.find('.article-add') )
+
+      # add attachments if exist
+      attachmentCount = @$('.article-add .textBubble .attachments .attachment').length
+      if attachmentCount > 0
+        currentParams.article.attachments = true
+      else
+        delete currentParams.article.attachments
+
       #console.log('lll', currentStore)
       # remove not needed attributes
       delete currentParams.article.form_id
@@ -650,6 +658,14 @@ class App.TicketZoom extends App.Controller
     # reset task
     @taskReset()
 
+    # reset/delete uploaded attachments
+    App.Ajax.request(
+      type:  'DELETE'
+      url:   App.Config.get('api_path') + '/ticket_attachment_upload'
+      data:  JSON.stringify( { form_id: @form_id } )
+      processData: false
+    )
+
     # reset edit ticket / reset new article
     App.Event.trigger('ui::ticket::taskReset', { ticket_id: @ticket.id })
 

app/assets/javascripts/app/controllers/ticket_zoom/article_new.coffee

@@ -517,7 +517,7 @@ class App.TicketZoomArticleNew extends App.Controller
         App.Ajax.request(
           type:  'DELETE'
           url:   App.Config.get('api_path') + '/ticket_attachment_upload'
-          data:  JSON.stringify( { store_id: store_id } ),
+          data:  JSON.stringify( { store_id: store_id } )
           processData: false
         )
 

app/controllers/ticket_articles_controller.rb

@@ -66,12 +66,24 @@ class TicketArticlesController < ApplicationController
 
   # DELETE /ticket_attachment_upload
   def ticket_attachment_upload_delete
-    Store.remove_item( params[:store_id] )
+    if params[:store_id]
-
+      Store.remove_item(params[:store_id])
-    # return result
       render json: {
         success: true,
       }
+      return
+    elsif params[:form_id]
+      Store.remove(
+        object: 'UploadCache',
+        o_id:   params[:form_id],
+      )
+      render json: {
+        success: true,
+      }
+      return
+    end
+
+    render json: { message: 'No such store_id or form_id!' }, status: :unprocessable_entity
   end
 
   # POST /ticket_attachment_upload