Add language filters to engagement filters

Author: CarsonF

src/components/engagement/dto/list-engagements.dto.ts

@@ -6,6 +6,7 @@ import {
   SecuredList,
   SortablePaginationInput,
 } from '~/common';
+import { LanguageFilters } from '../../language/dto';
 import { ProjectFilters } from '../../project/dto';
 import {
   Engagement,
@@ -27,6 +28,8 @@ export abstract class EngagementFilters {
   readonly project?: ProjectFilters & {};
 
   readonly languageId?: ID;
+  @FilterField(() => LanguageFilters)
+  readonly language?: LanguageFilters & {};
 
   readonly partnerId?: ID<'Partner'>;
 }

src/components/engagement/engagement.repository.ts

@@ -46,7 +46,10 @@ import {
 } from '~/core/database/query';
 import { Privileges } from '../authorization';
 import { FileId } from '../file/dto';
-import { languageSorters } from '../language/language.repository';
+import {
+  languageFilters,
+  languageSorters,
+} from '../language/language.repository';
 import {
   matchCurrentDue,
   progressReportSorters,
@@ -550,6 +553,15 @@ export const engagementFilters = filter.define(() => EngagementFilters, {
         node('node', 'Project'),
       ]),
   ),
+  language: filter.sub(() => languageFilters)((sub) =>
+    sub
+      .with('node as eng')
+      .match([
+        node('eng'),
+        relation('out', '', 'language'),
+        node('node', 'Language'),
+      ]),
+  ),
 });
 
 export const engagementSorters = defineSorters(IEngagement, {