Fix more scoreboard crashing and oddities (#1665)

* Various fixes

* Apply updateType fix as well

* Slight optimization

connector/src/main/java/org/geysermc/connector/scoreboard/Score.java

@@ -36,8 +36,14 @@ public final class Score {
     private final String name;
     private ScoreInfo cachedInfo;
 
-    private ScoreData currentData;
-    private ScoreData cachedData;
+    /**
+     * Changes that have been made since the last cached data.
+     */
+    private Score.ScoreData currentData;
+    /**
+     * The data that is currently displayed to the Bedrock client.
+     */
+    private Score.ScoreData cachedData;
 
     public Score(long id, String name) {
         this.id = id;
@@ -79,7 +85,7 @@ public final class Score {
     }
 
     public UpdateType getUpdateType() {
-        return cachedData != null ? cachedData.updateType : currentData.updateType;
+        return currentData.updateType;
     }
 
     public Score setUpdateType(UpdateType updateType) {

connector/src/main/java/org/geysermc/connector/scoreboard/Scoreboard.java

@@ -189,7 +189,10 @@ public final class Scoreboard {
                     remove = false;
                 }
 
-                if (score.shouldUpdate()) {
+                if (objectiveRemove && score.getCachedData() != null) {
+                    // This score has been sent to the client and needs to be removed since the objective is being removed
+                    remove = true;
+                } else if (score.shouldUpdate()) {
                     score.update(objective.getObjectiveName());
                 }