From e898a2694455f9bb731f7bc6627459fd07a0c261 Mon Sep 17 00:00:00 2001
From: Edwin Kruglov <edwin.kruglov@education.gov.uk>
Date: Mon, 16 Oct 2023 13:40:32 +0100
Subject: [PATCH] feat(cms): add school picker to case creation

Jira: PWNN-1659
---
 .../school_pickers_controller.rb              | 32 +++++++++++++++++++
 .../support/case_requests_controller.rb       |  2 +-
 .../school_pickers/edit.html.erb              |  9 ++++++
 app/views/support/case_requests/show.html.erb | 14 ++++++++
 4 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100644 app/controllers/support/case_requests/school_pickers_controller.rb
 create mode 100644 app/views/support/case_requests/school_pickers/edit.html.erb

diff --git a/app/controllers/support/case_requests/school_pickers_controller.rb b/app/controllers/support/case_requests/school_pickers_controller.rb
new file mode 100644
index 000000000..b69abda84
--- /dev/null
+++ b/app/controllers/support/case_requests/school_pickers_controller.rb
@@ -0,0 +1,32 @@
+module Support
+  module CaseRequests
+    class SchoolPickersController < ApplicationController
+      before_action :case_request, only: %i[edit update]
+
+      def edit
+        @back_url = params[:source] == "change_link" ? support_case_request_path(@case_request) : edit_support_case_request_path(@case_request)
+        @school_picker = @case_request.school_picker
+        @group = @case_request.organisation
+        @all_schools = @group.organisations.order(:name)
+        @filters = @all_schools.filtering(form_params[:filters] || {})
+        @filtered_schools = @filters.results.map { |s| Support::OrganisationPresenter.new(s) }
+      end
+
+      def update
+        @school_picker = @case_request.school_picker(school_urns: form_params[:school_urns].compact_blank.excluding("all"))
+        @school_picker.save!
+        redirect_to support_case_request_path(@case_request)
+      end
+
+    private
+
+      def case_request
+        @case_request = CaseRequest.find_by(id: params[:id])
+      end
+
+      def form_params
+        params.fetch(:case_request, {}).permit(filters: params.key?(:clear) ? nil : { local_authorities: [], phases: [] }, school_urns: [])
+      end
+    end
+  end
+end
diff --git a/app/controllers/support/case_requests_controller.rb b/app/controllers/support/case_requests_controller.rb
index e92281e2e..93f4eda40 100644
--- a/app/controllers/support/case_requests_controller.rb
+++ b/app/controllers/support/case_requests_controller.rb
@@ -20,7 +20,7 @@ def update
 
       if @case_request.valid?
         @case_request.save!
-        redirect_to support_case_request_path(@case_request)
+        redirect_to(@case_request.eligible_for_school_picker? && @case_request.school_urns.empty? ? edit_support_case_request_school_picker_path(@case_request) : support_case_request_path(@case_request))
       else
         render :edit
       end
diff --git a/app/views/support/case_requests/school_pickers/edit.html.erb b/app/views/support/case_requests/school_pickers/edit.html.erb
new file mode 100644
index 000000000..1eab73a7d
--- /dev/null
+++ b/app/views/support/case_requests/school_pickers/edit.html.erb
@@ -0,0 +1,9 @@
+<h1 class="govuk-heading-l"><%= I18n.t("support.case_hub_migration.school_picker.title") %></h1>
+
+<%= render "components/school_picker/school_picker",
+  results_model: @school_picker,
+  filters_model: @filters,
+  scope: :case_request,
+  update_url: support_case_request_school_picker_path(@case_request),
+  filters_url: edit_support_case_request_school_picker_path(@case_request),
+  method: :patch %>
diff --git a/app/views/support/case_requests/show.html.erb b/app/views/support/case_requests/show.html.erb
index 6c61800e6..3d853584f 100644
--- a/app/views/support/case_requests/show.html.erb
+++ b/app/views/support/case_requests/show.html.erb
@@ -72,6 +72,20 @@
           <%= link_to I18n.t("generic.button.change_answer"), edit_support_case_request_path, class: "govuk-link govuk-link--no-visited-state" %>
         </dd>
       </div>
+
+      <% if @case_request.multischool? %>
+        <div class="govuk-summary-list__row">
+          <dt class="govuk-summary-list__key">
+            <%= I18n.t("support.case_hub_migration.label.participating_schools") %>
+          </dt>
+          <dd class="govuk-summary-list__value">
+            <%= I18n.t("support.case_hub_migration.label.school_number", selected: @case_request.school_urns.count, total: @case_request.organisation.organisations.length ) %>
+          </dd>
+          <dd class="govuk-summary-list__actions">
+            <%= link_to I18n.t("generic.button.change_answer"), edit_support_case_request_school_picker_path(source: :change_link), class: "govuk-link govuk-link--no-visited-state" %>
+          </dd>
+        </div>
+      <% end %>
     </dl>
 
     <h2 class="govuk-heading-m">