updated faq module filess

Author: landofcoder

Api/CategoriesInterface.php

@@ -0,0 +1,42 @@
+<?php
+
+
+namespace Lof\Faq\Api;
+
+use Lof\Faq\Api\Data\CategoryInterface;
+use Magento\Framework\Exception\LocalizedException;
+
+/**
+ * Interface CategoriesInterface
+ * @package Lof\Faq\Api
+ */
+interface CategoriesInterface
+{
+    /**
+     * Get categories
+     * @return \Lof\Faq\Api\Data\CategorySearchResultsInterface
+     * @throws LocalizedException
+     */
+    public function getListInBackend();
+
+    /**
+     * Get categories
+     * @return \Lof\Faq\Api\Data\CategorySearchResultsInterface
+     * @throws LocalizedException
+     */
+    public function getListInFrontend();
+
+
+    /**
+     * @param CategoryInterface $category
+     * @return mixed
+     */
+    public function save(CategoryInterface $category);
+
+    /**
+     * @param int $categoryId
+     * @return CategoryInterface
+     */
+    public function getById($categoryId);
+
+}