[Fix #196] AttestationTemplate: add model

app/models/attestation_template.rb

@@ -0,0 +1,40 @@
+class AttestationTemplate < ApplicationRecord
+  include ActionView::Helpers::NumberHelper
+
+  belongs_to :procedure
+
+  mount_uploader :logo, AttestationTemplateImageUploader
+  mount_uploader :signature, AttestationTemplateImageUploader
+
+  validate :logo_signature_file_size
+
+  FILE_MAX_SIZE_IN_MB = 0.5
+
+  def dup
+    result = AttestationTemplate.new(title: title, body: body, footer: footer, activated: activated)
+
+    if logo.present?
+      CopyCarrierwaveFile::CopyFileService.new(self, result, :logo).set_file
+    end
+
+    if signature.present?
+      CopyCarrierwaveFile::CopyFileService.new(self, result, :signature).set_file
+    end
+
+    result
+  end
+
+  private
+
+  def logo_signature_file_size
+    %i[logo signature]
+      .select { |file_name| send(file_name).present? }
+      .each { |file_name| file_size_check(file_name) }
+  end
+
+  def file_size_check(file_name)
+    if send(file_name).file.size.to_f > FILE_MAX_SIZE_IN_MB.megabyte.to_f
+      errors.add(file_name, " : vous ne pouvez pas charger une image de plus de #{number_with_delimiter(FILE_MAX_SIZE_IN_MB, locale: :fr)} Mo")
+    end
+  end
+end