Mark engagement files as nullable

Co-authored-by: Bryan Nelson <[email protected]>

Author: CarsonF

src/components/engagement/dto/engagement.dto.ts

@@ -183,7 +183,7 @@ export class LanguageEngagement extends Engagement {
   @Field()
   readonly paratextRegistryId: SecuredString;
 
-  readonly pnp: Secured<LinkTo<'File'>>;
+  readonly pnp: Secured<LinkTo<'File'> | null>;
 
   @Field()
   readonly historicGoal: SecuredString;
@@ -219,7 +219,7 @@ export class InternshipEngagement extends Engagement {
   @DbLabel('ProductMethodology')
   readonly methodologies: SecuredMethodologies;
 
-  readonly growthPlan: Secured<LinkTo<'File'>>;
+  readonly growthPlan: Secured<LinkTo<'File'> | null>;
 }
 
 export const engagementRange = (engagement: UnsecuredDto<Engagement>) =>

src/components/file/file.service.ts

@@ -524,7 +524,7 @@ export class FileService {
   async updateDefinedFile<
     Input extends CreateDefinedFileVersionInput | undefined,
   >(
-    file: Secured<FileId | LinkTo<'File'>>,
+    file: Secured<FileId | LinkTo<'File'> | null>,
     field: string,
     input: Input,
     session: Session,

src/components/product/handlers/extract-products-from-pnp.handler.ts

@@ -28,7 +28,7 @@ export class ExtractProductsFromPnpHandler
         ? event.engagement
         : event.updated;
     const { pnp: hasPnpInput, methodology } = event.input;
-    if (!hasPnpInput || !methodology) {
+    if (!engagement.pnp || !hasPnpInput || !methodology) {
       return;
     }
     const availableSteps = getAvailableSteps({ methodology });