birthday through qr, deleteFam function

firebase/functions/index.js

@@ -1771,3 +1771,83 @@ exports.updateHouseholdTimestampOnEventUpdate = functions.firestore
             throw error;
         }
     });
+
+    exports.deleteFamily = functions.https.onCall(async (data, context) => {
+        if (!context.auth) {
+          throw new functions.https.HttpsError('unauthenticated', 'User must be authenticated');
+        }
+      
+        const { familyId } = data;
+        
+        if (!familyId) {
+          throw new functions.https.HttpsError('invalid-argument', 'Family ID is required');
+        }
+      
+        try {
+          const db = admin.firestore();
+          
+          const requestingUserProfile = await db.collection('Profiles')
+            .doc(context.auth.uid)
+            .get();
+      
+          if (!requestingUserProfile.exists || requestingUserProfile.data().userType !== 'parent') {
+            throw new functions.https.HttpsError('permission-denied', 'Only parents can delete families');
+          }
+      
+          if (requestingUserProfile.data().familyId !== familyId) {
+            throw new functions.https.HttpsError('permission-denied', 'You can not delete other families');
+          }
+      
+          const profilesSnapshot = await db.collection('Profiles')
+            .where('familyId', '==', familyId)
+            .get();
+      
+          const batch = db.batch();
+          const profileIds = [];
+      
+          for (const profile of profilesSnapshot.docs) {
+            const userId = profile.id;
+            profileIds.push(userId);
+      
+            const collections = [
+              'BrainDumps',
+              'Groceries',
+              'Todos',
+              'Events'
+            ];
+      
+            for (const collectionName of collections) {
+              const userDocsSnapshot = await db.collection(collectionName)
+                .where('creatorId', '==', userId)
+                .get();
+      
+              userDocsSnapshot.docs.forEach(doc => {
+                batch.delete(doc.ref);
+              });
+            }
+      
+            batch.delete(profile.ref);
+          }
+      
+          const householdDoc = await db.collection('Households')
+            .doc(familyId)
+            .get();
+          
+          if (householdDoc.exists) {
+            batch.delete(householdDoc.ref);
+          }
+      
+          await batch.commit();
+      
+          // Delete Firebase Auth accounts
+          await Promise.all(profileIds.map(userId => 
+            admin.auth().deleteUser(userId)
+          ));
+      
+          return { success: true, message: 'Family deleted successfully' };
+      
+        } catch (error) {
+          console.error('Error deleting family:', error);
+          throw new functions.https.HttpsError('internal', 'Error deleting family data');
+        }
+      });