Add options_form_component

app/components/options_form_component.html.erb

@@ -0,0 +1,51 @@
+<% if records.present? %>
+  <%= form_with(
+    model:,
+    scope:,
+    url:,
+    method: "get",
+    data: { turbo: false },
+    builder: GOVUKDesignSystemFormBuilder::FormBuilder,
+  ) do |f| %>
+    <%= f.govuk_error_summary %>
+    <%= f.hidden_field :search_param, value: search_param %>
+
+    <h1 class="govuk-heading-l govuk-!-margin-bottom-0">
+      <span class="govuk-caption-l"><%= title %></span>
+    </h1>
+
+    <%= f.govuk_radio_buttons_fieldset(
+      input_field_name,
+      scope:,
+      legend: {
+        text: t(
+          ".legend",
+          record_count: records.count,
+          search_param:,
+        ),
+        size: "l",
+      },
+      hint: { text: form_description },
+    ) do %>
+
+      <% records.first(OPTIONS_PER_PAGE).each do |record| %>
+        <%= f.govuk_radio_button input_field_name,
+          record.id,
+          label: { text: record.name },
+          link_errors: true,
+          hint: { text: record.town_and_postcode } %>
+      <% end %>
+    <% end %>
+
+    <%= f.govuk_submit t(".continue") %>
+  <% end %>
+<% else %>
+  <h1 class="govuk-heading-l">
+    <span class="govuk-caption-l"><%= t(".add_organisation") %></span>
+    <%= t(".no_results", search_param:) %>
+  </h1>
+
+  <div class="govuk-hint">
+    <%= govuk_link_to(t(".narrow_your_search"), back_link, no_visited_state: true) %>
+  </div>
+<% end %>

app/components/options_form_component.rb

@@ -0,0 +1,61 @@
+class OptionsFormComponent < ApplicationComponent
+  OPTIONS_PER_PAGE = 15
+
+  attr_reader :model, :url, :search_param, :records,
+              :back_link, :scope, :input_field_name, :title
+
+  def initialize(
+    model:,
+    url:,
+    search_param:,
+    records:,
+    back_link:,
+    scope:,
+    input_field_name:,
+    title:,
+    classes: [],
+    html_attributes: {}
+  )
+    super(classes:, html_attributes:)
+
+    @model = model
+    @url = url
+    @search_param = search_param
+    @records = records
+    @back_link = back_link
+    @scope = scope
+    @input_field_name = input_field_name
+    @title = title
+  end
+
+  def form_description
+    if records.count > OPTIONS_PER_PAGE
+      t(
+        "components.options_form_component.paginated_form_description_html",
+        record_count: OPTIONS_PER_PAGE,
+        klass: records_klass,
+        link_to: govuk_link_to(
+          t("components.options_form_component.narrow_your_search"),
+          back_link,
+          no_visited_state: true,
+        ),
+      )
+    else
+      t(
+        "components.options_form_component.form_description_html",
+        klass: records_klass,
+        link_to: govuk_link_to(
+          t("components.options_form_component.change_your_search"),
+          back_link,
+          no_visited_state: true,
+        ),
+      )
+    end
+  end
+
+  private
+
+  def records_klass
+    @records_klass ||= records.base_class.to_s.downcase
+  end
+end