Create RankedTeamTabEntry to display tab list MMR

src/main/java/rip/bolt/ingame/api/definitions/Team.java

@@ -17,6 +17,7 @@ public class Team implements TournamentTeam {
 
   private Integer id;
   private String name;
+  private String mmr;
   private List<Participation> participations;
 
   public Team() {}
@@ -42,6 +43,14 @@ public void setName(String name) {
     this.name = name;
   }
 
+  public String getMmr() {
+    return mmr;
+  }
+
+  public void setMmr(String mmr) {
+    this.mmr = mmr;
+  }
+
   public List<Participation> getParticipations() {
     return participations;
   }

src/main/java/rip/bolt/ingame/utils/RankedTeamTabEntry.java

@@ -0,0 +1,56 @@
+package rip.bolt.ingame.utils;
+
+import dev.pgm.events.Tournament;
+import dev.pgm.events.team.TournamentTeam;
+import java.util.Arrays;
+import java.util.Optional;
+import javax.annotation.Nullable;
+import net.md_5.bungee.api.ChatColor;
+import net.md_5.bungee.api.chat.BaseComponent;
+import net.md_5.bungee.api.chat.TextComponent;
+import rip.bolt.ingame.api.definitions.Team;
+import tc.oc.pgm.tablist.TeamTabEntry;
+import tc.oc.pgm.util.tablist.TabView;
+
+public class RankedTeamTabEntry extends TeamTabEntry {
+
+  @Nullable private BaseComponent mmrComponent;
+  private tc.oc.pgm.teams.Team team;
+
+  public RankedTeamTabEntry(tc.oc.pgm.teams.Team team) {
+    super(team);
+
+    this.team = team;
+  }
+
+  @Override
+  public BaseComponent[] getContent(TabView view) {
+    BaseComponent[] base = super.getContent(view);
+
+    if (mmrComponent == null) mmrComponent = getMmrComponent();
+
+    if (mmrComponent != null) {
+      base = Arrays.copyOf(base, base.length + 1);
+      base[base.length - 1] = mmrComponent;
+    }
+
+    return base;
+  }
+
+  private BaseComponent getMmrComponent() {
+    Optional<TournamentTeam> tournamentTeam =
+        Tournament.get().getTeamManager().tournamentTeam(team);
+
+    return tournamentTeam
+        .filter(t -> t instanceof Team)
+        .map(t -> (Team) t)
+        .map(t -> new TextComponent("  " + t.getMmr()))
+        .map(
+            c -> {
+              c.setColor(ChatColor.GRAY);
+              c.setItalic(true);
+              return c;
+            })
+        .orElse(null);
+  }
+}