Free group plan subscription from a party/guild no longer gets cancelled after leaving a guild - fixes #11055 (#11228)

* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild

* free group plan subscription from party/guild no longer gets cancelled when leaving a guild

* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild

* free group plan subscription from party/guild no longer gets cancelled when leaving a guild

* Added tests to check if a member of a group plan maintains free subscription when leaving another group without a plan

* Added tests to check if member of a group plan still keeps free subscription when leaving some other group without a plan

* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild

* free group plan subscription from party/guild no longer gets cancelled when leaving a guild

* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild

* free group plan subscription from party/guild no longer gets cancelled when leaving a guild

* Added tests to check if a member of a group plan maintains free subscription when leaving another group without a plan

* Added tests to check if member of a group plan still keeps free subscription when leaving some other group without a plan

test/api/v3/integration/groups/POST-groups_groupId_leave.js

@@ -276,25 +276,26 @@ describe('POST /groups/:groupId/leave', () => {
     });
   });
 
-  context('Leaving a group plan', () => {
-    it('cancels the free subscription', async () => {
-      // Create group
+  each(typesOfGroups, (groupDetails, groupType) => {
+    context(`Leaving a group plan when the group is a ${groupType}`, () => {
+      let groupWithPlan;
+      let leader;
+      let member;
+
+      beforeEach(async () => {
         let { group, groupLeader, members } = await createAndPopulateGroup({
-        groupDetails: {
-          name: 'Test Private Guild',
-          type: 'guild',
-        },
+          groupDetails,
           members: 1,
         });
-
-      let leader = groupLeader;
-      let member = members[0];
+        leader = groupLeader;
+        member = members[0];
+        groupWithPlan = group;
         let userWithFreePlan = await User.findById(leader._id).exec();
 
         // Create subscription
         let paymentData = {
           user: userWithFreePlan,
-        groupId: group._id,
+          groupId: groupWithPlan._id,
           sub: {
             key: 'basic_3mo',
           },
@@ -307,13 +308,38 @@ describe('POST /groups/:groupId/leave', () => {
         };
         await payments.createSubscription(paymentData);
         await member.sync();
+      });
+
+      it('cancels the free subscription', async () => {
         expect(member.purchased.plan.planId).to.equal('group_plan_auto');
         expect(member.purchased.plan.dateTerminated).to.not.exist;
 
         // Leave
-      await member.post(`/groups/${group._id}/leave`);
+        await member.post(`/groups/${groupWithPlan._id}/leave`);
         await member.sync();
         expect(member.purchased.plan.dateTerminated).to.exist;
       });
+
+      it('preserves the free subscription when leaving a any other group without a plan', async () => {
+        // Joining a guild without a group plan
+        let { group: groupWithNoPlan } = await createAndPopulateGroup({
+          groupDetails: {
+            name: 'Group Without Plan',
+            type: 'guild',
+            privacy: 'public',
+          },
+        });
+
+        await member.post(`/groups/${groupWithNoPlan._id}/join`);
+        await member.sync();
+        expect(member.purchased.plan.planId).to.equal('group_plan_auto');
+        expect(member.purchased.plan.dateTerminated).to.not.exist;
+
+        // Leaving the guild without a group plan
+        await member.post(`/groups/${groupWithNoPlan._id}/leave`);
+        await member.sync();
+        expect(member.purchased.plan.dateTerminated).to.not.exist;
+      });
+    });
   });
 });

website/server/controllers/api-v3/groups.js

@@ -776,7 +776,7 @@ api.leaveGroup = {
 
     if (group.type !== 'party') {
       let guildIndex = user.guilds.indexOf(group._id);
-      user.guilds.splice(guildIndex, 1);
+      if (guildIndex >= 0) user.guilds.splice(guildIndex, 1);
     }
 
     let isMemberOfGroupPlan = await user.isMemberOfGroupPlan();

website/server/libs/payments/groupPayments.js

@@ -211,13 +211,13 @@ async function cancelGroupSubscriptionForUser (user, group, userWasRemoved = fal
   if (user.party._id) userGroups.push(user.party._id);
 
   let index = userGroups.indexOf(group._id);
-  userGroups.splice(index, 1);
+  if (index >= 0) userGroups.splice(index, 1);
 
   let groupPlansQuery = {
-    type: {$in: ['guild', 'party']},
+    // type: { $in: ['guild', 'party'] },
     // privacy: 'private',
     _id: {$in: userGroups},
-    'purchased.plan.dateTerminated': null,
+    'purchased.plan.dateTerminated': { $type: 'null' },
   };
 
   let groupFields = `${basicGroupFields} purchased`;

website/server/models/user/methods.js

@@ -392,7 +392,7 @@ schema.methods.canGetGems = async function canObtainGems () {
 schema.methods.isMemberOfGroupPlan = async function isMemberOfGroupPlan () {
   const groups = await getUserGroupData(this);
 
-  return groups.every(g => {
+  return groups.some(g => {
     return g.isSubscribed();
   });
 };