From e9bf38333e663207c6938193b0ae7f4cf3bdb93e Mon Sep 17 00:00:00 2001
From: Jason Claxton <jason.claxton@defra.gov.uk>
Date: Tue, 31 Dec 2024 17:34:29 +0000
Subject: [PATCH] Create submit service

---
 .../return-logs-edit.controller.js            |  9 ++-
 .../submit-edit-return-log.service.js         | 57 +++++++++++++++++++
 2 files changed, 61 insertions(+), 5 deletions(-)
 create mode 100644 app/services/return-logs-edit/submit-edit-return-log.service.js

diff --git a/app/controllers/return-logs-edit.controller.js b/app/controllers/return-logs-edit.controller.js
index 6a9020d82c..4087f70f87 100644
--- a/app/controllers/return-logs-edit.controller.js
+++ b/app/controllers/return-logs-edit.controller.js
@@ -7,6 +7,7 @@
 
 const EditReturnLogService = require('../services/return-logs-edit/edit-return-log.service.js')
 const InitiateSessionService = require('../services/return-logs-edit/initiate-session.service.js')
+const SubmitEditReturnLogService = require('../services/return-logs-edit/submit-edit-return-log.service.js')
 
 const basePath = '/system/return-log-edit'
 
@@ -26,19 +27,17 @@ async function setup(request, h) {
 
 async function submitEdit(request, h) {
   const { sessionId } = request.params
-  const { howToEdit } = request.payload
 
-  const pageData = await EditReturnLogService.go(sessionId)
+  const pageData = await SubmitEditReturnLogService.go(sessionId, request.payload)
 
-  if (!howToEdit) {
+  if (pageData.error) {
     return h.view('return-logs-edit/how-to-edit.njk', {
       activeNavBar: 'search',
-      error: { text: 'Select how would you like to edit this return' },
       ...pageData
     })
   }
 
-  return h.redirect(`${basePath}/${sessionId}/${howToEdit}`)
+  return h.redirect(`${basePath}/${sessionId}/${pageData.howToEdit}`)
 }
 
 module.exports = {
diff --git a/app/services/return-logs-edit/submit-edit-return-log.service.js b/app/services/return-logs-edit/submit-edit-return-log.service.js
new file mode 100644
index 0000000000..2a46208811
--- /dev/null
+++ b/app/services/return-logs-edit/submit-edit-return-log.service.js
@@ -0,0 +1,57 @@
+'use strict'
+
+/**
+ * Handles the user submission for the `/return-log-edit/{sessionId}/how-to-edit` page
+ * @module SubmitEditReturnLogService
+ */
+
+const SessionModel = require('../../models/session.model.js')
+const EditReturnLogPresenter = require('../../presenters/return-logs-edit/edit-return-log.presenter.js')
+
+/**
+ * Handles the user submission for the `/return-log-edit/{sessionId}/how-to-edit` page
+ *
+ * @param {string} sessionId - The UUID for setup bill run session record
+ * @param {object} payload - The submitted form data
+ *
+ * @returns {Promise<object>} An object with a `howToEdit:` property if there are no errors else the page data for
+ * the abstraction return page including the validation error details
+ */
+async function go(sessionId, payload) {
+  const session = await SessionModel.query().findById(sessionId)
+  const { howToEdit } = payload
+  const validationResult = _validate(howToEdit)
+
+  if (!validationResult) {
+    await _save(session, howToEdit)
+
+    return { howToEdit }
+  }
+
+  const formattedData = EditReturnLogPresenter.go(session)
+
+  return {
+    error: validationResult,
+    ...formattedData
+  }
+}
+
+async function _save(session, howToEdit) {
+  const currentData = session
+
+  currentData.howToEdit = howToEdit
+
+  return session.$query().patch({ data: currentData })
+}
+
+function _validate(howToEdit) {
+  if (!howToEdit) {
+    return { text: 'Select how would you like to edit this return' }
+    }
+
+  return null
+}
+
+module.exports = {
+  go
+}