Merge remote-tracking branch 'origin/master' into registrant-api-fetch-improvements

app/controllers/api/v1/registrant/confirms_controller.rb

@@ -0,0 +1,119 @@
+require 'serializers/registrant_api/domain'
+
+module Api
+  module V1
+    module Registrant
+      class ConfirmsController < ::Api::V1::Registrant::BaseController
+        skip_before_action :authenticate, :set_paper_trail_whodunnit
+        before_action :set_domain, only: %i[index update]
+        before_action :verify_action, only: %i[index update]
+        before_action :verify_decision, only: %i[update]
+
+        def index
+          res = {
+            domain_name: @domain.name,
+            current_registrant: serialized_registrant(@domain.registrant),
+          }
+
+          unless delete_action?
+            res[:new_registrant] = serialized_registrant(@domain.pending_registrant)
+          end
+
+          render json: res, status: :ok
+        end
+
+        def update
+          verification = RegistrantVerification.new(domain_id: @domain.id,
+                                                    verification_token: verify_params[:token])
+
+          unless delete_action? ? delete_action(verification) : change_action(verification)
+            head :bad_request
+            return
+          end
+
+          render json: { domain_name: @domain.name,
+                         current_registrant: serialized_registrant(current_registrant),
+                         status: params[:decision] }, status: :ok
+        end
+
+        private
+
+        def initiator
+          "email link, #{I18n.t(:user_not_authenticated)}"
+        end
+
+        def current_registrant
+          confirmed? && !delete_action? ? @domain.pending_registrant : @domain.registrant
+        end
+
+        def confirmed?
+          verify_params[:decision] == 'confirmed'
+        end
+
+        def change_action(verification)
+          if confirmed?
+            verification.domain_registrant_change_confirm!(initiator)
+          else
+            verification.domain_registrant_change_reject!(initiator)
+          end
+        end
+
+        def delete_action(verification)
+          if confirmed?
+            verification.domain_registrant_delete_confirm!(initiator)
+          else
+            verification.domain_registrant_delete_reject!(initiator)
+          end
+        end
+
+        def serialized_registrant(registrant)
+          {
+            name: registrant.try(:name),
+            ident: registrant.try(:ident),
+            country: registrant.try(:ident_country_code),
+          }
+        end
+
+        def verify_params
+          params do |p|
+            p.require(:name)
+            p.require(:token)
+            p.permit(:decision)
+          end
+        end
+
+        def delete_action?
+          return true if params[:template] == 'delete'
+
+          false
+        end
+
+        def verify_decision
+          return if %w[confirmed rejected].include?(params[:decision])
+
+          head :not_found
+        end
+
+        def set_domain
+          @domain = Domain.find_by(name: verify_params[:name])
+          @domain ||= Domain.find_by(name_puny: verify_params[:name])
+          return if @domain
+
+          render json: { error: 'Domain not found' }, status: :not_found
+        end
+
+        def verify_action
+          action = if params[:template] == 'change'
+                     @domain.registrant_update_confirmable?(verify_params[:token])
+                   elsif params[:template] == 'delete'
+                     @domain.registrant_delete_confirmable?(verify_params[:token])
+                   end
+
+          return if action
+
+          render json: { error: 'Application expired or not found' }, status: :unauthorized
+        end
+      end
+    end
+  end
+end