131 lines
3.4 KiB
Ruby
131 lines
3.4 KiB
Ruby
# == Schema Information
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#
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# Table name: exports
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#
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# id :bigint not null, primary key
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# format :string not null
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# key :text not null
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# time_span_type :string default("everything"), not null
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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class Export < ApplicationRecord
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MAX_DUREE_CONSERVATION_EXPORT = 3.hours
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enum format: {
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csv: 'csv',
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ods: 'ods',
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xlsx: 'xlsx'
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}
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enum time_span_type: {
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everything: 'everything',
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monthly: 'monthly'
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}
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has_and_belongs_to_many :groupe_instructeurs
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has_one_attached :file
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validates :format, :groupe_instructeurs, :key, presence: true
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scope :stale, -> { where('exports.updated_at < ?', (Time.zone.now - MAX_DUREE_CONSERVATION_EXPORT)) }
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after_create_commit :compute_async
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FORMATS = [:xlsx, :ods, :csv].flat_map do |format|
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Export.time_span_types.values.map do |time_span_type|
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[format, time_span_type]
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end
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end
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def compute_async
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ExportJob.perform_later(self)
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end
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def compute
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file.attach(
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io: io(since: since),
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filename: filename,
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content_type: content_type,
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# We generate the exports ourselves, so they are safe
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metadata: { virus_scan_result: ActiveStorage::VirusScanner::SAFE }
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)
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end
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def since
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time_span_type == Export.time_span_types.fetch(:monthly) ? 30.days.ago : nil
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end
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def ready?
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file.attached?
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end
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def old?
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updated_at < 20.minutes.ago
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end
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def self.find_or_create_export(format, time_span_type, groupe_instructeurs)
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create_with(groupe_instructeurs: groupe_instructeurs)
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.create_or_find_by(format: format,
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time_span_type: time_span_type,
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key: generate_cache_key(groupe_instructeurs.map(&:id)))
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end
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def self.find_for_groupe_instructeurs(groupe_instructeurs_ids)
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exports = where(key: generate_cache_key(groupe_instructeurs_ids))
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[:xlsx, :csv, :ods].map do |format|
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[
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format,
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Export.time_span_types.values.map do |time_span_type|
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[time_span_type, exports.find { |export| export.format == format.to_s && export.time_span_type == time_span_type }]
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end.filter { |(_, export)| export.present? }.to_h
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]
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end.filter { |(_, exports)| exports.present? }.to_h
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end
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def self.generate_cache_key(groupe_instructeurs_ids)
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groupe_instructeurs_ids.sort.join('-')
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end
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private
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def filename
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procedure_identifier = procedure.path || "procedure-#{procedure.id}"
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"dossiers_#{procedure_identifier}_#{Time.zone.now.strftime('%Y-%m-%d_%H-%M')}.#{format}"
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end
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def io(since: nil)
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dossiers = Dossier.visible_by_administration
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.where(groupe_instructeur: groupe_instructeurs)
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if since.present?
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dossiers = dossiers.where('dossiers.depose_at > ?', since)
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end
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service = ProcedureExportService.new(procedure, dossiers)
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case format.to_sym
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when :csv
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StringIO.new(service.to_csv)
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when :xlsx
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StringIO.new(service.to_xlsx)
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when :ods
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StringIO.new(service.to_ods)
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end
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end
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def content_type
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case format.to_sym
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when :csv
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'text/csv'
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when :xlsx
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'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
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when :ods
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'application/vnd.oasis.opendocument.spreadsheet'
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end
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end
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def procedure
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groupe_instructeurs.first.procedure
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end
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end
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