feat(posts): add possibility to search for posts that are liked by ce…

…rtain users (#8)

Signed-off-by: Christoph Bühler <[email protected]>

src/data/data.models.ts

@@ -3,6 +3,7 @@ export type SearchParams = {
   tags?: string[];
   mentions?: string[];
   isReply?: boolean;
+  likedBy?: string[];
 };
 
 export type CreateParams = {

src/data/posts.service.ts

@@ -67,7 +67,7 @@ export class PostsService {
    * Results are paginated. Does not find deleted posts.
    */
   async search(
-    { isReply, text, mentions, tags }: SearchParams,
+    { isReply, text, mentions, tags, likedBy }: SearchParams,
     offset: number,
     limit: number,
   ) {
@@ -108,6 +108,10 @@ export class PostsService {
       );
     }
 
+    if (likedBy !== undefined && likedBy.length > 0) {
+      query = query.andWhere(`p.likers && :likedBy`, { likedBy });
+    }
+
     const [posts, count] = await query.getManyAndCount();
     return { posts, count };
   }

src/rest/rest.schemas.ts

@@ -173,6 +173,17 @@ export const searchParamsSchema: Record<
       example: 'newpost',
     },
   },
+  likedBy: {
+    type: 'array',
+    items: {
+      uniqueItems: true,
+      type: 'string',
+      nullable: false,
+      description:
+        'Search for posts that were liked by specific user(s). If multiple user ids are provided, they are "or"-ed (if a post is liked by user A OR B).',
+      example: '179944860378202369',
+    },
+  },
   mentions: {
     type: 'array',
     items: {