fix: complete logical clock wall-time isolation

hwe/sammo/TurnExecutionHelper.php

@@ -6,15 +6,20 @@ use sammo\Enums\EventTarget;
 use sammo\Enums\InheritanceKey;
 use \Symfony\Component\Lock;
 
-class TurnExecutionHelper
-{
+class TurnExecutionHelper
+{
     /** @var General*/
     protected $generalObj;
 
-    public function __construct(General $general)
+    public function __construct(General $general)
     {
         $this->generalObj = $general;
-    }
+    }
+
+    public static function monotonicCompletionTick(int $completedTick, int $candidateTick): int
+    {
+        return max($completedTick, $candidateTick);
+    }
 
     public function __destruct()
     {
@@ -450,9 +455,12 @@ class TurnExecutionHelper
             updateTraffic();
 
             if ($executionOver) {
-                if ($currentTurn !== null) {
-                    $executed = true;
-                    $gameStor->turntime = $currentTurn;
+                if ($currentTurn !== null) {
+                    $executed = true;
+                    $gameStor->turntime = self::monotonicCompletionTick(
+                        Util::toInt($gameStor->turntime),
+                        $currentTurn,
+                    );
                 }
                 unlock();
                 return $gameStor->turntime;
@@ -497,10 +505,16 @@ class TurnExecutionHelper
             $gameStor->month
         );
 
-        if ($currentTurn !== null) {
-            $executed = true;
-            $gameStor->turntime = $currentTurn;
-        }
+        if ($currentTurn !== null) {
+            $executed = true;
+            // A general's sub-tick can be just before the monthly boundary that
+            // was completed above. Never move the global completion cursor back
+            // behind an already-applied monthly event.
+            $gameStor->turntime = self::monotonicCompletionTick(
+                Util::toInt($gameStor->turntime),
+                $currentTurn,
+            );
+        }
 
         //토너먼트 처리
         processTournament();