/**
* @param \Mageplaza\Blog\Model\Topic $topic
* @return $this
*/
protected function savePostRelation(\Mageplaza\Blog\Model\Topic $topic)
{
$topic->setIsChangedPostList(false);
$id = $topic->getId();
$posts = $topic->getPostsData();
if ($posts === null) {
return $this;
}
$oldPosts = $topic->getPostsPosition();
$insert = array_diff_key($posts, $oldPosts);
$delete = array_diff_key($oldPosts, $posts);
$update = array_intersect_key($posts, $oldPosts);
$_update = [];
foreach ($update as $key => $settings) {
if (isset($oldPosts[$key]) && $oldPosts[$key] != $settings['position']) {
$_update[$key] = $settings;
}
}
$update = $_update;
$adapter = $this->getConnection();
if (!empty($delete)) {
$condition = ['post_id IN(?)' => array_keys($delete), 'topic_id=?' => $id];
$adapter->delete($this->topicPostTable, $condition);
}
if (!empty($insert)) {
$data = [];
foreach ($insert as $postId => $position) {
$data[] = ['topic_id' => (int) $id, 'post_id' => (int) $postId, 'position' => (int) $position['position']];
}
$adapter->insertMultiple($this->topicPostTable, $data);
}
if (!empty($update)) {
foreach ($update as $postId => $position) {
$where = ['topic_id = ?' => (int) $id, 'post_id = ?' => (int) $postId];
$bind = ['position' => (int) $position['position']];
$adapter->update($this->topicPostTable, $bind, $where);
}
}
if (!empty($insert) || !empty($delete)) {
$postIds = array_unique(array_merge(array_keys($insert), array_keys($delete)));
$this->eventManager->dispatch('mageplaza_blog_topic_change_posts', ['topic' => $topic, 'post_ids' => $postIds]);
}
if (!empty($insert) || !empty($update) || !empty($delete)) {
$topic->setIsChangedPostList(true);
$postIds = array_keys($insert + $delete + $update);
$topic->setAffectedPostIds($postIds);
}
return $this;
}
/**
* Add Topic id to error message
*
* @param \Mageplaza\Blog\Model\Topic $topic
* @param string $errorText
* @return string
*/
protected function getErrorWithTopicId(\Mageplaza\Blog\Model\Topic $topic, $errorText)
{
return '[Topic ID: ' . $topic->getId() . '] ' . $errorText;
}