add a backend

Author: bhansell1

amplify/auth/resource.ts

@@ -0,0 +1,7 @@
+import { defineAuth } from '@aws-amplify/backend';
+
+export const auth = defineAuth({
+  loginWith: {
+    email: true,
+  },
+});

amplify/backend.ts

@@ -0,0 +1,14 @@
+import { defineBackend } from '@aws-amplify/backend';
+import { auth } from './auth/resource';
+import { data } from './data/resource';
+
+const backend = defineBackend({
+  auth,
+  data,
+});
+
+backend.data.resources.cfnResources.amplifyDynamoDbTables.SessionStorage.timeToLiveAttribute =
+  {
+    attributeName: 'ttl',
+    enabled: true,
+  };

amplify/data/resource.ts

@@ -0,0 +1,41 @@
+import { type ClientSchema, a, defineData } from '@aws-amplify/backend';
+
+const templateTypes = ['NHS_APP', 'SMS', 'EMAIL', 'LETTER'] as const;
+
+const SessionStorageModel = {
+  id: a.string().required(),
+  templateType: a.enum([...templateTypes, 'UNKNOWN']),
+  nhsAppTemplateName: a.string().required(),
+  nhsAppTemplateMessage: a.string().required(),
+  smsTemplateName: a.string(),
+  smsTemplateMessage: a.string(),
+  ttl: a.integer().required(),
+};
+
+const TemplateStorageModel = {
+  id: a.string().required(),
+  name: a.string().required(),
+  type: a.enum(templateTypes),
+  version: a.integer().required(),
+  fields: a.customType({
+    content: a.string().required(),
+  }),
+};
+
+const schema = a.schema({
+  SessionStorage: a
+    .model(SessionStorageModel)
+    .authorization((allow) => [allow.guest()]),
+  TemplateStorage: a
+    .model(TemplateStorageModel)
+    .authorization((allow) => [allow.guest()]),
+});
+
+export type Schema = ClientSchema<typeof schema>;
+
+export const data = defineData({
+  schema,
+  authorizationModes: {
+    defaultAuthorizationMode: 'iam',
+  },
+});