feat: add data passing behaviour without accessible autocomplete

app/controllers/organisation_relationships_controller.rb

@@ -29,7 +29,7 @@ class OrganisationRelationshipsController < ApplicationController
   end
 
   def create
-    @resource = OrganisationRelationship.new(child_organisation_id: 3, parent_organisation_id: 4, relationship_type: 0)
+    @resource = OrganisationRelationship.new(child_organisation_id: @organisation.id, parent_organisation_id: related_organisation_params, relationship_type: 0)
     @resource.save!
     redirect_to housing_providers_organisation_path
   end
@@ -40,6 +40,14 @@ private
     @organisation ||= Organisation.find(params[:id])
   end
 
+  def related_organisation
+    Organisation.find(params[:related_organisation_id])
+  end
+
+  def related_organisation_params
+    params.require(:related_organisation_id)
+  end
+
   def search_term
     params["search"]
   end

app/views/organisation_relationships/_related_organisation_select_question.html.erb

@@ -1,6 +1,5 @@
 <% answers = question.answer_options.map { |key, value| OpenStruct.new(id: key, name: value) } %>
-<%= f.govuk_select(question.id.to_sym,
-                   "data-controller": "accessible-autocomplete",) do %>
+<%= f.govuk_select :related_organisation_id do %>
   <% answers.each do |answer| %>
     <option value="<%= answer.id %>">
       <%= answer.name %>

app/views/organisation_relationships/add_housing_provider.html.erb

@@ -1,4 +1,4 @@
-<%= form_with model: nil, url: housing_providers_organisation_path, method: "post", local: true do |f| %>
+<%= form_with url: housing_providers_organisation_path, method: "post", local: true do |f| %>
   <%# remove_other_page_errors(@log, @page) %>
   <%#= f.govuk_error_summary %>
   <% if current_user.support? %>