Moved everything relating to cases into opencase_cases module

modules/opencase_cases/src/Form/OCCaseForm.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace Drupal\opencase_entities\Form;
+
+use Drupal\Core\Entity\ContentEntityForm;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Form controller for Case edit forms.
+ *
+ * @ingroup opencase_entities
+ */
+class OCCaseForm extends ContentEntityForm {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    /* @var $entity \Drupal\opencase_entities\Entity\OCCase */
+    $form = parent::buildForm($form, $form_state);
+
+    if (!$this->entity->isNew()) {
+      $form['new_revision'] = [
+        '#type' => 'checkbox',
+        '#title' => $this->t('Create new revision'),
+        '#default_value' => FALSE,
+        '#weight' => 10,
+      ];
+    }
+
+    $entity = $this->entity;
+
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function save(array $form, FormStateInterface $form_state) {
+    $entity = $this->entity;
+
+    // Save as a new revision if requested to do so.
+    if (!$form_state->isValueEmpty('new_revision') && $form_state->getValue('new_revision') != FALSE) {
+      $entity->setNewRevision();
+
+      // If a new revision is created, save the current user as revision author.
+      $entity->setRevisionCreationTime(REQUEST_TIME);
+      $entity->setRevisionUserId(\Drupal::currentUser()->id());
+    }
+    else {
+      $entity->setNewRevision(FALSE);
+    }
+
+    $status = parent::save($form, $form_state);
+
+    switch ($status) {
+      case SAVED_NEW:
+        drupal_set_message($this->t('Created the %label Case.', [
+          '%label' => $entity->label(),
+        ]));
+        break;
+
+      default:
+        drupal_set_message($this->t('Saved the %label Case.', [
+          '%label' => $entity->label(),
+        ]));
+    }
+    $form_state->setRedirect('entity.oc_case.canonical', ['oc_case' => $entity->id()]);
+  }
+
+}