Merge pull request #7444 from G-Chubinidze/gc_SCI_10507

Enable "empty" inventory export [SCI-10507]

app/controllers/repositories_controller.rb

@@ -365,7 +365,8 @@ class RepositoriesController < ApplicationController
           row_ids: params[:row_ids],
           header_ids: params[:header_ids]
         },
-        file_type: params[:file_type]
+        file_type:  params[:empty_export] == '1' ? 'csv' : params[:file_type],
+        empty_export: params[:empty_export] == '1'
       )
       log_activity(:export_inventory_items)
       render json: { message: t('zip_export.export_request_success') }

app/jobs/repository_zip_export_job.rb

@@ -35,10 +35,16 @@ class RepositoryZipExportJob < ZipExportJob
                    params[:header_ids].map(&:to_i),
                    @user,
                    repository,
-                   in_module: params[:my_module_id].present?)
+                   in_module: params[:my_module_id].present?,
+                   empty_export: @empty_export)
     exported_data = service.export!
+
+    if @empty_export
+      File.binwrite("#{dir}/Export_Inventory_Empty_#{Time.now.utc.strftime('%F %H-%M-%S_UTC')}.#{@file_type}", exported_data)
+    else
       File.binwrite("#{dir}/export.#{@file_type}", exported_data)
     end
+  end
 
   def failed_notification_title
     I18n.t('activejob.failure_notifiable_job.item_notification_title',

app/jobs/zip_export_job.rb

@@ -3,9 +3,10 @@
 class ZipExportJob < ApplicationJob
   include FailedDeliveryNotifiableJob
 
-  def perform(user_id:, params: {}, file_type: :csv)
+  def perform(user_id:, params: {}, file_type: :csv, empty_export: false)
     @user = User.find(user_id)
     @file_type = file_type.to_sym
+    @empty_export = empty_export
     I18n.backend.date_format = @user.settings[:date_format] || Constants::DEFAULT_DATE_FORMAT
     zip_input_dir = FileUtils.mkdir_p(Rails.root.join("tmp/temp_zip_#{Time.now.to_i}").to_s).first
     zip_dir = FileUtils.mkdir_p(Rails.root.join('tmp/zip-ready').to_s).first

app/services/repository_csv_export.rb

@@ -3,7 +3,7 @@
 require 'csv'
 
 module RepositoryCsvExport
-  def self.to_csv(rows, column_ids, user, repository, handle_file_name_func, in_module)
+  def self.to_csv(rows, column_ids, user, repository, handle_file_name_func, in_module, empty_export)
     # Parse column names
     csv_header = []
     add_consumption = in_module && !repository.is_a?(RepositorySnapshot) && repository.has_stock_management?
@@ -34,6 +34,7 @@ module RepositoryCsvExport
 
     CSV.generate do |csv|
       csv << csv_header
+      unless empty_export
         rows.each do |row|
           csv_row = []
           column_ids.each do |c_id|
@@ -72,6 +73,7 @@ module RepositoryCsvExport
           csv_row << row.row_consumption(row.stock_consumption) if add_consumption
           csv << csv_row
         end
+      end
     end.encode('UTF-8', invalid: :replace, undef: :replace)
   end
 end

app/services/repository_export_service.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class RepositoryExportService
-  def initialize(file_type, rows, columns, user, repository, handle_name_func = nil, in_module: false)
+  def initialize(file_type, rows, columns, user, repository, handle_name_func = nil, in_module: false, empty_export: false)
     @file_type = file_type
     @user = user
     @rows = rows
@@ -9,12 +9,13 @@ class RepositoryExportService
     @repository = repository
     @handle_name_func = handle_name_func
     @in_module = in_module
+    @empty_export = empty_export
   end
 
   def export!
     case @file_type
     when :csv
-      file_data = RepositoryCsvExport.to_csv(@rows, @columns, @user, @repository, @handle_name_func, @in_module)
+      file_data = RepositoryCsvExport.to_csv(@rows, @columns, @user, @repository, @handle_name_func, @in_module, @empty_export)
     when :xlsx
       file_data = RepositoryXlsxExport.to_xlsx(@rows, @columns, @user, @repository, @handle_name_func, @in_module)
     end

app/views/repositories/_export_repository_rows_modal.html.erb

@@ -22,6 +22,9 @@
 
             <%= f.radio_button :file_type, "csv", checked: true %>
             <%= f.label :file_type, "Csv", value: "csv", class: "mr-6 ml-3" %>
+
+            <%= f.label :empty_export, "Empty Export", class: "ml-1" %>
+            <%= f.check_box :empty_export, id: "empty-export-checkbox", class: "mr-2" %>
          </div>
          <div class="modal-footer">
            <button type='button' data-e2e='e2e-BT-exportMD-cancel' class='btn btn-secondary' data-dismiss='modal' id='close-modal-export-repository-rows'><%= t('general.cancel')%></button>