export machines availabilities

app/services/availabilities_export_service.rb

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+require 'abstract_controller'
+require 'action_controller'
+require 'action_view'
+require 'active_record'
+
+# require any helpers
+require './app/helpers/application_helper'
+
+class UsersExportService
+
+  # export subscriptions
+  def export_subscriptions(export)
+    @subscriptions = Subscription.all.includes(:plan, :user => [:profile])
+
+    ActionController::Base.prepend_view_path './app/views/'
+    # place data in view_assigns
+    view_assigns = {subscriptions: @subscriptions}
+    av = ActionView::Base.new(ActionController::Base.view_paths, view_assigns)
+    av.class_eval do
+      # include any needed helpers (for the view)
+      include ApplicationHelper
+    end
+
+    content = av.render template: 'exports/users_subscriptions.xlsx.axlsx'
+    # write content to file
+    File.open(export.file,"w+b") {|f| f.puts content }
+  end
+
+  # export reservations
+  def export_reservations(export)
+    @reservations = Reservation.all.includes(:slots, :reservable, :user => [:profile])
+
+    ActionController::Base.prepend_view_path './app/views/'
+    # place data in view_assigns
+    view_assigns = {reservations: @reservations}
+    av = ActionView::Base.new(ActionController::Base.view_paths, view_assigns)
+    av.class_eval do
+      # include any needed helpers (for the view)
+      include ApplicationHelper
+    end
+
+    content = av.render template: 'exports/users_reservations.xlsx.axlsx'
+    # write content to file
+    File.open(export.file,"w+b") {|f| f.puts content }
+  end
+
+  # export members
+  def export_members(export)
+    @members = User.with_role(:member).includes(:group, :trainings, :tags, :invoices, :projects, :subscriptions => [:plan], :profile => [:address, :organization => [:address]])
+
+    ActionController::Base.prepend_view_path './app/views/'
+    # place data in view_assigns
+    view_assigns = {members: @members}
+    av = ActionView::Base.new(ActionController::Base.view_paths, view_assigns)
+    av.class_eval do
+      # include any needed helpers (for the view)
+      include ApplicationHelper
+    end
+
+    content = av.render template: 'exports/users_members.xlsx.axlsx'
+    # write content to file
+    File.open(export.file,"w+b") {|f| f.puts content }
+  end
+
+end

app/views/exports/availabilities_index.xlsx.axlsx

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+wb = xlsx_package.workbook
+
+header = wb.styles.add_style :b => true, :bg_color => Stylesheet.primary.upcase.gsub('#', 'FF'), :fg_color => 'FFFFFFFF'
+date = wb.styles.add_style :format_code => Rails.application.secrets.excel_date_format
+
+wb.add_worksheet(name: t('export_subscriptions.subscriptions')) do |sheet|
+
+  ## data table
+  # heading labels
+  columns = [t('export_subscriptions.id'), t('export_subscriptions.customer'), t('export_subscriptions.email'),
+             t('export_subscriptions.subscription'), t('export_subscriptions.period'), t('export_subscriptions.start_date'),
+             t('export_subscriptions.expiration_date'), t('export_subscriptions.amount'), t('export_subscriptions.payment_method')]
+  sheet.add_row columns, :style => header
+
+  # data rows
+  @subscriptions.each do |sub|
+    data = [
+        sub.user.id,
+        sub.user.profile.full_name,
+        sub.user.email,
+        sub.plan.human_readable_name(group: true),
+        t("duration.#{sub.plan.interval}", count: sub.plan.interval_count),
+        sub.created_at.to_date,
+        sub.expired_at.to_date,
+        number_to_currency(sub.plan.amount / 100),
+        (sub.stp_subscription_id.nil?)? t('export_subscriptions.local_payment') : t('export_subscriptions.online_payment')
+    ]
+    styles = [nil, nil, nil, nil, nil, date, date, nil, nil]
+    types = [:integer, :string, :string, :string, :string, :date, :date, :string, :string]
+
+    sheet.add_row data, :style =>  styles, :types => types
+  end
+end

app/workers/availabilities_export_worker.rb

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+class UsersExportWorker
+  include Sidekiq::Worker
+
+  def perform(export_id)
+    export = Export.find(export_id)
+
+    unless export.user.is_admin?
+      raise SecurityError, 'Not allowed to export'
+    end
+
+    unless export.category == 'users'
+      raise KeyError, 'Wrong worker called'
+    end
+
+    service = UsersExportService.new
+    method_name = "export_#{export.export_type}"
+
+    if %w(members subscriptions reservations).include?(export.export_type) and service.respond_to?(method_name)
+      service.public_send(method_name, export)
+
+      NotificationCenter.call type: :notify_admin_export_complete,
+                              receiver: export.user,
+                              attached_object: export
+    end
+
+  end
+end