WIP save using after_save hook

Author: mvorisek

src/Form/Control/Multiline.php

@@ -351,6 +351,15 @@ public function setInputValue(string $value): void
             }
         }
 
+        $ourEntity = $this->entityField->getField()->hasReference()
+            ? $this->entityField->getEntity()
+            : $this->form->entity;
+        $theirReference = $this->entityField->getField()->hasReference()
+            ? $this->entityField->getField()->getReference()
+            : new \Atk4\Data\Reference('x'); // TODO
+
+        $changes->saveOnSave($ourEntity, $theirReference);
+
         $this->changes = $changes;
     }
 

src/Form/Control/TheirChanges.php

@@ -6,6 +6,7 @@
 
 use Atk4\Data\Exception;
 use Atk4\Data\Model;
+use Atk4\Data\Reference;
 
 /**
  * TODO move to atk4/data and allow deep/nested changes.
@@ -74,4 +75,17 @@ public function saveTo(Model $theirModelOrEntity): void
             }
         });
     }
+
+    public function saveOnSave(Model $ourModelOrEntity, Reference $theirReference): void
+    {
+        $theirReference->assertOurModelOrEntity($ourModelOrEntity);
+
+        $hookIndex = $ourModelOrEntity->onHook(Model::HOOK_AFTER_SAVE, function (Model $m) use ($ourModelOrEntity, $theirReference, &$hookIndex) {
+            assert($m === $ourModelOrEntity); // TODO allow cloning?
+
+            $ourModelOrEntity->removeHook(Model::HOOK_AFTER_SAVE, $hookIndex, true);
+
+            $this->saveTo($theirReference->ref($m));
+        });
+    }
 }