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docuseal/app/controllers/templates_form_preview_cont...

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# frozen_string_literal: true
class TemplatesFormPreviewController < ApplicationController
PRELOAD_ALL_PAGES_AMOUNT = 200
layout 'form'
load_and_authorize_resource :template
def show
@submitter = Submitter.new(uuid: params[:uuid] || @template.submitters.first['uuid'],
account: current_account,
submission: @template.submissions.new(template_submitters: @template.submitters,
account: current_account))
@submitter.submission.submitters = @template.submitters.map { |item| Submitter.new(uuid: item['uuid']) }
ActiveRecord::Associations::Preloader.new(
records: [@submitter],
associations: [submission: [:template, { template_schema_documents: :blob }]]
).call
total_pages =
@submitter.submission.template_schema_documents.sum { |e| e.metadata.dig('pdf', 'number_of_pages').to_i }
if total_pages < PRELOAD_ALL_PAGES_AMOUNT
ActiveRecord::Associations::Preloader.new(
records: @submitter.submission.template_schema_documents,
associations: [:blob, { preview_images_attachments: :blob }]
).call
end
@attachments_index = ActiveStorage::Attachment.where(record: @submitter.submission.submitters, name: :attachments)
.preload(:blob).index_by(&:uuid)
@form_configs = Submitters::FormConfigs.call(@submitter)
end
end