CCM-11492 Remove template action

Author: nicki-nhs

frontend/src/app/message-plans/choose-templates/[routingConfigId]/actions.test.ts

@@ -0,0 +1,123 @@
+import { randomUUID } from 'node:crypto';
+import { removeTemplateFromMessagePlan } from './actions';
+import { getRoutingConfig, updateRoutingConfig } from '@utils/message-plans';
+import {
+  CascadeGroupName,
+  Channel,
+  ChannelType,
+  RoutingConfigStatus,
+} from 'nhs-notify-backend-client';
+import { redirect } from 'next/navigation';
+
+jest.mock('@utils/message-plans');
+jest.mock('next/navigation', () => ({
+  redirect: jest.fn(),
+}));
+
+const mockGetRoutingConfig = jest.mocked(getRoutingConfig);
+const mockUpdateRoutingConfig = jest.mocked(updateRoutingConfig);
+
+const routingConfigId = randomUUID();
+const baseConfig = {
+  id: routingConfigId,
+  campaignId: 'campaign1',
+  name: 'Test',
+  clientId: 'client1',
+  status: 'DRAFT' as RoutingConfigStatus,
+  createdAt: '2025-01-01T00:00:00.000Z',
+  updatedAt: '2025-01-01T00:00:00.000Z',
+  cascade: [
+    {
+      channel: 'EMAIL' as Channel,
+      channelType: 'primary' as ChannelType,
+      cascadeGroups: ['standard' as CascadeGroupName],
+      defaultTemplateId: 'template-1',
+    },
+    {
+      channel: 'SMS' as Channel,
+      channelType: 'primary' as ChannelType,
+      cascadeGroups: ['standard' as CascadeGroupName],
+      defaultTemplateId: 'template-2',
+    },
+  ],
+  cascadeGroupOverrides: [],
+};
+
+describe('removeTemplateFromMessagePlan', () => {
+  beforeEach(() => {
+    jest.clearAllMocks();
+  });
+
+  it('removes the template from the correct channel and updates the routing configuration', async () => {
+    mockGetRoutingConfig.mockResolvedValue(baseConfig);
+
+    const formData = new FormData();
+    formData.set('routingConfigId', routingConfigId);
+    formData.set('channel', 'EMAIL');
+
+    await removeTemplateFromMessagePlan(formData);
+
+    expect(mockGetRoutingConfig).toHaveBeenCalledWith(routingConfigId);
+
+    expect(mockUpdateRoutingConfig).toHaveBeenCalledWith(
+      routingConfigId,
+      expect.objectContaining({
+        cascade: [
+          expect.objectContaining({
+            channel: 'EMAIL',
+            defaultTemplateId: null,
+          }),
+          expect.objectContaining({
+            channel: 'SMS',
+            defaultTemplateId: 'template-2',
+          }),
+        ],
+      })
+    );
+  });
+
+  it('refreshes the choose-templates page after successful removal', async () => {
+    mockGetRoutingConfig.mockResolvedValue(baseConfig);
+    mockUpdateRoutingConfig.mockResolvedValue(undefined);
+
+    const formData = new FormData();
+    formData.set('routingConfigId', routingConfigId);
+    formData.set('channel', 'EMAIL');
+
+    await removeTemplateFromMessagePlan(formData);
+
+    expect(redirect).toHaveBeenCalledWith(
+      `/message-plans/choose-templates/${routingConfigId}`
+    );
+  });
+
+  it('throws an error if routing config is not found', async () => {
+    mockGetRoutingConfig.mockResolvedValue(undefined);
+
+    const formData = new FormData();
+    formData.set('routingConfigId', routingConfigId);
+    formData.set('channel', 'EMAIL');
+
+    await expect(removeTemplateFromMessagePlan(formData)).rejects.toThrow(
+      /not found/
+    );
+  });
+
+  it('throws an error if form data is missing', async () => {
+    const formData = new FormData();
+
+    await expect(removeTemplateFromMessagePlan(formData)).rejects.toThrow(
+      /Invalid form data/
+    );
+  });
+
+  it('throws an error if form data is invalid', async () => {
+    const formData = new FormData();
+    formData.set('routingConfigId', 'invalid-id');
+    formData.set('channel', 'test');
+
+    await expect(removeTemplateFromMessagePlan(formData)).rejects.toThrow(
+      /Invalid form data/
+    );
+  });
+});

frontend/src/app/message-plans/choose-templates/[routingConfigId]/actions.ts

@@ -0,0 +1,46 @@
+'use server';
+
+import { z } from 'zod';
+import { getRoutingConfig, updateRoutingConfig } from '@utils/message-plans';
+import { $Channel } from 'nhs-notify-backend-client';
+import { redirect } from 'next/navigation';
+
+export async function removeTemplateFromMessagePlan(formData: FormData) {
+  console.log('remove template from message plan');
+
+  const parseResult = z
+    .object({
+      routingConfigId: z.uuidv4(),
+      channel: $Channel,
+    })
+    .safeParse({
+      routingConfigId: formData.get('routingConfigId'),
+      channel: formData.get('channel'),
+    });
+
+  if (!parseResult.success) {
+    throw new Error('Invalid form data');
+  }
+
+  const { routingConfigId, channel } = parseResult.data;
+
+  const routingConfig = await getRoutingConfig(routingConfigId);
+
+  if (!routingConfig)
+    throw new Error(`Routing configuration ${routingConfigId} not found`);
+
+  const updatedCascade = routingConfig.cascade.map((cascadeItem) => {
+    if (cascadeItem.channel === channel) {
+      console.log('template ID to remove', cascadeItem.defaultTemplateId);
+      return { ...cascadeItem, defaultTemplateId: null };
+    } else {
+      return cascadeItem;
+    }
+  });
+
+  const updatedConfig = { ...routingConfig, cascade: updatedCascade };
+
+  await updateRoutingConfig(routingConfigId, updatedConfig);
+
+  redirect(`/message-plans/choose-templates/${routingConfigId}`);
+}