Core/Criteria: Implemented CriteriaType ParticipateInArena (#29973)

src/server/game/Achievements/CriteriaHandler.cpp

@@ -542,6 +542,7 @@ void CriteriaHandler::UpdateCriteria(CriteriaType type, uint64 miscValue1 /*= 0*
             case CriteriaType::DeliveredKillingBlow:
             case CriteriaType::PVPKillInArea:
             case CriteriaType::WinArena: // This also behaves like CriteriaType::WinAnyRankedArena
+            case CriteriaType::ParticipateInArena:
             case CriteriaType::PlayerTriggerGameEvent:
             case CriteriaType::Login:
             case CriteriaType::AnyoneTriggerGameEventScenario:
@@ -775,7 +776,6 @@ void CriteriaHandler::UpdateCriteria(CriteriaType type, uint64 miscValue1 /*= 0*
                 break;
             // FIXME: not triggered in code as result, need to implement
             case CriteriaType::RunInstance:
-            case CriteriaType::ParticipateInArena:
             case CriteriaType::EarnTeamArenaRating:
             case CriteriaType::EarnTitle:
             case CriteriaType::MoneySpentOnGuildRepair:
@@ -1606,6 +1606,7 @@ bool CriteriaHandler::RequirementsSatisfied(Criteria const* criteria, uint64 mis
                 return false;
             break;
         case CriteriaType::WinArena:
+        case CriteriaType::ParticipateInArena:
             if (miscValue1 != uint32(criteria->Entry->Asset.MapID))
                 return false;
             break;

src/server/game/Battlegrounds/Arena.cpp

@@ -238,6 +238,8 @@ void Arena::EndBattleground(Team winner)
                 if (!player)
                     continue;
 
+                player->UpdateCriteria(CriteriaType::ParticipateInArena, GetMapId());
+
                 // per player calculation
                 if (team == winner)
                 {

src/server/game/DataStores/DBCEnums.h

@@ -534,7 +534,7 @@ enum class CriteriaType : int16
     TrackedWorldStateUIModified                    = 30,  // Tracked WorldStateUI value "{WorldStateUI}" is modified
     PVPKillInArea                                  = 31,  // Kill someone in PVP in "{AreaTable}"
     WinArena                                       = 32,  // Win arena "{Map}"
-    ParticipateInArena                             = 33,  /*NYI*/ // Participate in arena "{Map}"
+    ParticipateInArena                             = 33,  // Participate in arena "{Map}"
     LearnOrKnowSpell                               = 34,  // Learn or Know spell "{Spell}"
     EarnHonorableKill                              = 35,  // Earn an honorable kill
     AcquireItem                                    = 36,  // Acquire item "{Item}"