public static function saveTags($tags, Post $post, $type)
{
// Remove all previous post and tag relationships
$postTags = PostTag::where('post_id', $post->id)->where('type', $type)->delete();
$tagGroup = explode(',', $tags);
if ($tags) {
foreach ($tagGroup as $key => $tagName) {
$tag = Tag::where('name', $tagName)->first();
// Refrain from insertion if the tag already exists.
if (!$tag) {
$tag = Tag::create(['name' => $tagName, 'slug' => str_slug($tagName), 'type' => $type]);
}
// Create new post and tag relationships
PostTag::create(['post_id' => $post->id, 'tag_id' => $tag->id, 'type' => $type]);
}
}
}
