Modifiche

backend-node/repositories/postgres/groups.repository.js

@@ -1,3 +1,4 @@
+const { Op } = require('sequelize');
 const { NotFoundError, DatabaseError } = require('../../shared/errors');
 
 class GroupsRepository {
@@ -15,6 +16,29 @@ class GroupsRepository {
     }
   }
 
+  async findByUserId(userId) {
+    try {
+      return await this.Group.findAll({
+        include: [
+          {
+            model: this.User,
+            as: 'members',
+            through: { attributes: [] },
+          },
+        ],
+        where: {
+          id: {
+            [Op.in]: this.sequelize.literal(
+              `(SELECT "groupId" FROM "UserGroups" WHERE "userId" = ${parseInt(userId, 10)})`
+            ),
+          },
+        },
+      });
+    } catch (error) {
+      throw new DatabaseError('Failed to fetch groups for user', error);
+    }
+  }
+
   async findById(id, includeMembers = false) {
     try {
       const options = {};