Class: ExportCsvDocumentDownloadsService

Inherits:
Object
  • Object
show all
Defined in:
app/services/export_csv_document_downloads_service.rb

Overview

ExportCsvDocumentDownloadsService

Class Method Summary collapse

Class Method Details

.call(document_ids) ⇒ Object 



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# File 'app/services/export_csv_document_downloads_service.rb', line 11

def self.call(document_ids)
  ActionCable.server.broadcast("export_channel", {progress: 0})

  document_ids = document_ids.flatten
  total = document_ids.size
  count = 0
  slice_count = 100
  csv_file = []

  Rails.logger.debug { "\n\nExportCsvDocumentDownloadsService: #{document_ids.inspect}\n\n" }

  CSV.generate(headers: true) do |_csv|
    csv_file << DocumentDownload.column_names
    document_ids.each_slice(slice_count) do |slice|
      # Broadcast progress percentage
      count += slice_count
      progress = ((count.to_f / total) * 100).round
      progress = 100 if progress > 100

      ActionCable.server.broadcast("export_channel", {progress: progress})
      slice.each do |doc_id|
        doc = Document.find_by(friendlier_id: doc_id)

        Rails.logger.debug { "\n\nDocDownloads: #{doc.document_downloads.size}\n\n" }

        doc.document_downloads.each do |download|
          csv_file << download.to_csv
        end
      rescue NoMethodError
        Rails.logger.debug { "\n\nExport Failed: #{doc_id.inspect}\n\n" }
      end
    end
  end

  csv_file
end

.short_name ⇒ Object 



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# File 'app/services/export_csv_document_downloads_service.rb', line 7

def self.short_name
  "Document Downloads"
end