fix(iban): format iban after validation

app/models/champs/iban_champ.rb

@@ -20,5 +20,20 @@
 #  type_de_champ_id               :integer
 #
 class Champs::IbanChamp < Champ
-  validates_with IbanValidator
+  validates_with IbanValidator, if: -> { validation_context != :brouillon }
+  after_validation :format_iban
+
+  def for_api
+    to_s.gsub(/\s+/, '')
+  end
+
+  def for_api_v2
+    for_api
+  end
+
+  private
+
+  def format_iban
+    self.value = value&.gsub(/\s+/, '')&.gsub(/(.{4})/, '\0 ')
+  end
 end

spec/models/champs/iban_champ_spec.rb

@@ -6,6 +6,13 @@ describe Champs::IbanChamp do
       expect(build(:champ_iban, value: "FR7630006000011234567890189")).to be_valid
       expect(build(:champ_iban, value: "FR76 3000 6000 0112 3456 7890 189")).to be_valid
       expect(build(:champ_iban, value: "FR76 3000 6000 0112 3456 7890 189DSF")).to_not be_valid
+      expect(build(:champ_iban, value: "FR76	3000	6000	0112	3456	7890	189")).to be_valid
+    end
+
+    it 'format value after validation' do
+      champ = build(:champ_iban, value: "FR76	3000	6000	0112	3456	7890	189")
+      champ.valid?
+      expect(champ.value).to eq("FR76 3000 6000 0112 3456 7890 189")
     end
   end
 end