More stringable

src/Player.php

@@ -7,7 +7,7 @@ namespace DNW\Skills;
 /**
  * Represents a player who has a Rating.
  */
-class Player implements ISupportPartialPlay, ISupportPartialUpdate, \Stringable
+class Player implements ISupportPartialPlay, ISupportPartialUpdate
 {
     private const DEFAULT_PARTIAL_PLAY_PERCENTAGE = 1.0; // = 100% play time
 
@@ -59,9 +59,9 @@ class Player implements ISupportPartialPlay, ISupportPartialUpdate, \Stringable
     {
         return $this->PartialUpdatePercentage;
     }
-
+/*
     public function __toString(): string
     {
         return (string)$this->Id;
-    }
+    }*/
 }

src/TrueSkill/Layers/PlayerPerformancesToTeamPerformancesLayer.php

@@ -7,8 +7,6 @@ namespace DNW\Skills\TrueSkill\Layers;
 use DNW\Skills\FactorGraphs\ScheduleStep;
 use DNW\Skills\FactorGraphs\ScheduleSequence;
 use DNW\Skills\PartialPlay;
-use DNW\Skills\Player;
-use DNW\Skills\Team;
 use DNW\Skills\TrueSkill\Factors\GaussianWeightedSumFactor;
 use DNW\Skills\FactorGraphs\Variable;
 use DNW\Skills\FactorGraphs\KeyedVariable;
@@ -91,7 +89,7 @@ class PlayerPerformancesToTeamPerformancesLayer extends TrueSkillFactorGraphLaye
      */
     private function createOutputVariable(array $team): Variable
     {
-        $memberNames = array_map(static fn($currentPlayer): string => (string)($currentPlayer->getKey()), $team);
+        $memberNames = array_map(static fn($currentPlayer): string => (string)($currentPlayer->getKey()->getId()), $team);
 
         $teamMemberNames = \implode(', ', $memberNames);
 

src/TrueSkill/Layers/PlayerPriorValuesToSkillsLayer.php

@@ -77,6 +77,6 @@ class PlayerPriorValuesToSkillsLayer extends TrueSkillFactorGraphLayer
         $parentFactorGraph = $this->getParentFactorGraph();
         $variableFactory = $parentFactorGraph->getVariableFactory();
 
-        return $variableFactory->createKeyedVariable($key, $key . "'s skill");
+        return $variableFactory->createKeyedVariable($key, (string)$key->getId() . "'s skill");
     }
 }

src/TrueSkill/Layers/PlayerSkillsToPerformancesLayer.php

@@ -48,7 +48,7 @@ class PlayerSkillsToPerformancesLayer extends TrueSkillFactorGraphLayer
 
     private function createOutputVariable(mixed $key): KeyedVariable
     {
-        return $this->getParentFactorGraph()->getVariableFactory()->createKeyedVariable($key, $key . "'s performance");
+        return $this->getParentFactorGraph()->getVariableFactory()->createKeyedVariable($key, (string)$key->getId() . "'s performance");
     }
 
     public function createPriorSchedule(): ?ScheduleSequence

tests/PlayerTest.php

@@ -12,7 +12,6 @@ class PlayerTest extends TestCase
     public function testPlayerObjectGetterSetter(): void
     {
         $p = new Player('dummy', 0.1, 0.2);
-        $this->assertEquals('dummy', (string)$p);
         $this->assertEquals('dummy', $p->getId());
         $this->assertEquals(0.1, $p->getPartialPlayPercentage());
         $this->assertEquals(0.2, $p->getPartialUpdatePercentage());