feature/Redirect user to referrer after snippet deletion

Author: LewisYoul

app/controllers/folders_controller.rb

@@ -19,7 +19,7 @@ def delete_alert
     @title = 'Delete Folder'
     @message = DELETE_CONFIRM_TEXT
     @confirm_word = 'DELETE'
-    @confirm_path = folder_path(@folder)
+    @confirm_path = folder_path(@folder, redirect_url: folders_path)
     @method = :delete
 
     render layout: false, partial: 'shared/alert'
@@ -134,12 +134,4 @@ def require_minimum_folders
   def folder_params
     params.require(:folder).permit(:name)
   end
-
-  def search_params
-    params.permit(:search_term, :page, :per_page)
-  end
-
-  def offset
-    (search_params[:page].to_i - 1) * search_params[:per_page].to_i 
-  end
 end

app/controllers/snippets_controller.rb

@@ -178,14 +178,13 @@ def destroy
       format.html do
         if @snippet.destroy
           flash[:notice] = 'Snippet deleted!'
-
-          redirect_to root_path
         else
           flash[:alert] = 'Unable to delete snippet'
-
-          redirect_to root_path
         end
+
+        redirect_to URI(request.referrer).path
       end
+
       format.json do
         if @snippet.destroy
           render json: { message: 'Snippet deleted!' }
@@ -207,10 +206,6 @@ def set_snippet
     end
   end
 
-  def offset
-    (search_params[:page].to_i - 1) * search_params[:per_page].to_i 
-  end
-
   def snippet_params
     params.require(:snippet).permit(
       :description,