prepare prefilled values from ctrl params

app/models/prefill_params.rb

@@ -0,0 +1,82 @@
+class PrefillParams
+  def initialize(dossier, params)
+    @dossier = dossier
+    @params = params
+  end
+
+  def to_a
+    @params
+      .to_unsafe_hash
+      .map { |key, value| PrefillValue.new(@dossier, key, value) }
+      .filter(&:prefillable?)
+      .map(&:to_h)
+  end
+
+  private
+
+  class PrefillValue
+    AUTHORIZED_TYPES_DE_CHAMPS = [
+      TypeDeChamp.type_champs.fetch(:text),
+      TypeDeChamp.type_champs.fetch(:textarea),
+      TypeDeChamp.type_champs.fetch(:decimal_number),
+      TypeDeChamp.type_champs.fetch(:integer_number),
+      TypeDeChamp.type_champs.fetch(:email),
+      TypeDeChamp.type_champs.fetch(:phone),
+      TypeDeChamp.type_champs.fetch(:address),
+      TypeDeChamp.type_champs.fetch(:pays),
+      TypeDeChamp.type_champs.fetch(:regions),
+      TypeDeChamp.type_champs.fetch(:departements),
+      TypeDeChamp.type_champs.fetch(:siret),
+      TypeDeChamp.type_champs.fetch(:rna),
+      TypeDeChamp.type_champs.fetch(:iban),
+      TypeDeChamp.type_champs.fetch(:annuaire_education)
+    ]
+
+    NEED_VALIDATION_TYPES_DE_CHAMPS = [
+      TypeDeChamp.type_champs.fetch(:decimal_number),
+      TypeDeChamp.type_champs.fetch(:integer_number)
+    ]
+
+    attr_reader :champ, :value
+
+    def initialize(dossier, typed_id, value)
+      @champ = find_champ(dossier, typed_id)
+      @value = value
+    end
+
+    def prefillable?
+      exists? && authorized? && valid?
+    end
+
+    def to_h
+      {
+        id: champ.id,
+        value: value
+      }
+    end
+
+    private
+
+    def exists?
+      champ.present?
+    end
+
+    def authorized?
+      AUTHORIZED_TYPES_DE_CHAMPS.include?(champ.type_champ)
+    end
+
+    def valid?
+      return true unless NEED_VALIDATION_TYPES_DE_CHAMPS.include?(champ.type_champ)
+
+      champ.value = value
+      champ.valid?
+    end
+
+    def find_champ(dossier, typed_id)
+      stable_id = Champ.id_from_typed_id(typed_id) rescue nil
+      return unless stable_id
+
+      dossier.find_champ_by_stable_id(stable_id)
+    end
+  end
+end

spec/models/prefill_params_spec.rb

@@ -0,0 +1,114 @@
+RSpec.describe PrefillParams do
+  describe "#to_a" do
+    let(:procedure) { create(:procedure, :published) }
+    let(:dossier) { create(:dossier, :brouillon, procedure: procedure) }
+
+    subject(:prefill_params_array) { described_class.new(dossier, ActionController::Parameters.new(params)).to_a }
+
+    context "when the stable ids match the TypeDeChamp of the corresponding procedure" do
+      let!(:type_de_champ_1) { create(:type_de_champ_text, procedure: procedure) }
+      let(:value_1) { "any value" }
+      let(:champ_id_1) { dossier.find_champ_by_stable_id(type_de_champ_1.stable_id).id }
+
+      let!(:type_de_champ_2) { create(:type_de_champ_textarea, procedure: procedure) }
+      let(:value_2) { "another value" }
+      let(:champ_id_2) { dossier.find_champ_by_stable_id(type_de_champ_2.stable_id).id }
+
+      let(:params) {
+        {
+          type_de_champ_1.to_typed_id => value_1,
+          type_de_champ_2.to_typed_id => value_2
+        }
+      }
+
+      it "builds an array of hash(id, value) matching all the given params" do
+        expect(prefill_params_array).to match([
+          { id: champ_id_1, value: value_1 },
+          { id: champ_id_2, value: value_2 }
+        ])
+      end
+    end
+
+    context "when the typed id is unknown" do
+      let(:params) { { "-1" => "value" } }
+
+      it "filters out the unknown params" do
+        expect(prefill_params_array).to match([])
+      end
+    end
+
+    context 'when there is no Champ that matches the TypeDeChamp with the given stable id' do
+      let!(:type_de_champ) { create(:type_de_champ_text) } # goes to another procedure
+
+      let(:params) { { type_de_champ.to_typed_id => "value" } }
+
+      it "filters out the param" do
+        expect(prefill_params_array).to match([])
+      end
+    end
+
+    shared_examples "a champ public value that is authorized" do |type_de_champ_name, value|
+      context "when the type de champ is authorized (#{type_de_champ_name})" do
+        let!(:type_de_champ) { create(type_de_champ_name, procedure: procedure) }
+        let(:champ_id) { dossier.find_champ_by_stable_id(type_de_champ.stable_id).id }
+
+        let(:params) { { type_de_champ.to_typed_id => value } }
+
+        it "builds an array of hash(id, value) matching the given params" do
+          expect(prefill_params_array).to match([{ id: champ_id, value: value }])
+        end
+      end
+    end
+
+    shared_examples "a champ public value that is unauthorized" do |type_de_champ_name, value|
+      let!(:type_de_champ) { create(type_de_champ_name, procedure: procedure) }
+
+      let(:params) { { type_de_champ.to_typed_id => value } }
+
+      context 'when the type de champ is unauthorized (type_de_champ_name)' do
+        it "filters out the param" do
+          expect(prefill_params_array).to match([])
+        end
+      end
+    end
+
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_text, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_textarea, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_decimal_number, "3.14"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_integer_number, "42"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_email, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_phone, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_address, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_pays, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_regions, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_departements, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_siret, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_rna, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_iban, "value"
+    it_behaves_like "a champ public value that is authorized", :type_de_champ_annuaire_education, "value"
+
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_decimal_number, "non decimal string"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_integer_number, "non integer string"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_number, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_communes, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_dossier_link, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_titre_identite, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_checkbox, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_civilite, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_yes_no, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_date, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_datetime, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_drop_down_list, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_multiple_drop_down_list, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_linked_drop_down_list, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_header_section, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_explication, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_piece_justificative, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_repetition, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_cnaf, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_dgfip, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_pole_emploi, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_mesri, "value"
+    it_behaves_like "a champ public value that is unauthorized", :type_de_champ_carte, "value"
+  end
+end