Fix/deeper composite fk

src/Utils/AbstractBeanPropertyDescriptor.php

@@ -67,7 +67,7 @@ abstract public function getPhpType(): string;
      */
     public function getParamAnnotation(): ParamTag
     {
-        return new ParamTag($this->getVariableName(), [ $this->getPhpType() ]);
+        return new ParamTag($this->getSafeVariableName(), [ $this->getPhpType() ]);
     }
 
     public function getVariableName(): string

src/Utils/ObjectBeanPropertyDescriptor.php

@@ -258,14 +258,22 @@ private function getLazySerializeCode(string $propertyAccess): string
         $rows = [];
         foreach ($this->getForeignKey()->getUnquotedForeignColumns() as $column) {
             $descriptor = $this->getBeanPropertyDescriptor($column);
+            $shouldFlatten = false;
             if ($descriptor instanceof InheritanceReferencePropertyDescriptor) {
                 $descriptor = $descriptor->getNonScalarReferencedPropertyDescriptor();
+                $shouldFlatten = true;
             }
+
+            $indexName = ltrim($descriptor->getVariableName(), '$');
+            $columnGetterName = $descriptor->getGetterName();
             if ($descriptor instanceof ObjectBeanPropertyDescriptor) {
-                $rows[] = trim($descriptor->getLazySerializeCode($propertyAccess), '[]');
+                if ($shouldFlatten) {
+                    $rows[] = trim($descriptor->getLazySerializeCode($propertyAccess), '[]');
+                } else {
+                    $lazySerializeCode = $descriptor->getLazySerializeCode("$propertyAccess->$columnGetterName()");
+                    $rows[] = "'$indexName' => $lazySerializeCode";
+                }
             } elseif ($descriptor instanceof ScalarBeanPropertyDescriptor) {
-                $indexName = ltrim($descriptor->getVariableName(), '$');
-                $columnGetterName = $descriptor->getGetterName();
                 $rows[] = "'$indexName' => $propertyAccess->$columnGetterName()";
             } else {
                 throw new TDBMException('PropertyDescriptor of class `' . get_class($descriptor) . '` cannot be serialized.');
@@ -280,6 +288,9 @@ private function getBeanPropertyDescriptor(string $column): AbstractBeanProperty
             if ($descriptor instanceof ScalarBeanPropertyDescriptor && $descriptor->getColumnName() === $column) {
                 return $descriptor;
             }
+            if ($descriptor instanceof ObjectBeanPropertyDescriptor && in_array($column, $descriptor->getForeignKey()->getLocalColumns(), true)) {
+                return $descriptor;
+            }
         }
         throw new TDBMException('PropertyDescriptor for `'.$this->table->getName().'`.`' . $column . '` not found in `' . $this->foreignBeanDescriptor->getTable()->getName() . '`');
     }

tests/TDBMAbstractServiceTest.php

@@ -458,8 +458,12 @@ private static function initSchema(Connection $connection): void
             ->column('id')->integer()->primaryKey()->autoIncrement()
             ->column('base_object_id')->references('base_objects')->unique()->comment('@JsonCollection');
 
+        $db->table('composite_fk_target_reference')
+            ->column('id')->integer()->primaryKey()->autoIncrement()
+            ->column('label')->string();
+
         $targetTable = $db->table('composite_fk_target')
-            ->column('id_1')->integer()
+            ->column('id_1')->references('composite_fk_target_reference')
             ->column('id_2')->integer()
             ->then()->primaryKey(['id_1', 'id_2']);
         $db->table('composite_fk_source')
@@ -800,6 +804,10 @@ private static function initSchema(Connection $connection): void
             'person_id' => 1,
             'boat_id' => 1,
         ]);
+        self::insert($connection, 'composite_fk_target_reference', [
+            'id' => 1,
+            'label' => 'test'
+        ]);
         self::insert($connection, 'composite_fk_target', [
             'id_1' => 1,
             'id_2' => 1

tests/TDBMDaoGeneratorTest.php

@@ -2165,7 +2165,7 @@ public function testLazyStopRecursionOnCompositeForeignKey(): void
         $compositeFkSourceDao = new CompositeFkSourceDao($this->tdbmService);
         $compositeFkSourceBean = $compositeFkSourceDao->getById(1);
         $json = $compositeFkSourceBean->jsonSerialize(true);
-        $this->assertEquals(1, $json['compositeFkTarget']['id1']);
+        $this->assertEquals(1, $json['compositeFkTarget']['1']['id']);
         $this->assertEquals(1, $json['compositeFkTarget']['id2']);
     }