fixed incorrect tag id bug, tag not saving to snap bug

backend/mongo-todo.md

@@ -6,7 +6,6 @@
 
 ## Bugs
 
-- Creating the first tag shows error "Unknown error, cannot read property \_id of undefined"
 - Server side tagPb save overwrites same mode, different language/difficulty pb
 - Leaderboard doesn't show the time until the daily reset
 - lbmemory is not edited by mongo/express so it leaderboard doesn't show change in placement like it's supposed to
@@ -30,6 +29,7 @@
 - Name is not passed in user token/auth().currentUser
 - Firestore read operations seem high
   - Does this include index.html serving as well as user authentication or is there more?
+- Account created on date doesn't look the same as it used to
 
 ### Possibilities
 

backend/server.js

@@ -1228,11 +1228,16 @@ app.post("/api/addTag", authenticateToken, (req, res) => {
       user.tags.push(tagObj);
       user.save();
     })
-      .then((updatedUser) => {
+      .then(() => {
         console.log(`user ${req.uid} created a tag: ${req.body.tagName}`);
-        res.json({
-          resultCode: 1,
-          id: updatedUser.tags[updatedUser.tags.length - 1]._id,
+        let newTagId;
+        User.findOne({ uid: req.uid }, (err, user) => {
+          newTagId = user.tags[user.tags.length - 1]._id;
+        }).then(() => {
+          res.json({
+            resultCode: 1,
+            id: newTagId,
+          });
         });
       })
       .catch((e) => {

src/js/popups/edit-tags-popup.js

@@ -77,7 +77,7 @@ function apply() {
           Notifications.add("Tag added", 1, 2);
           DB.getSnapshot().tags.push({
             name: inputVal,
-            id: e.data.id,
+            _id: e.data.id,
           });
           ResultTagsPopup.updateButtons();
           Settings.update();