Added Review APi

app/code/Magento/Review/Api/ReviewInterface.php

@@ -0,0 +1,40 @@
+<?php
+namespace Magento\Review\Api;
+
+/**
+ * Interface ReviewInterface
+ * @api
+ */
+interface ReviewInterface
+{
+    /**
+     * Return Added review item.
+     *
+     * @param int $productId
+     * @return array
+     *
+     */
+    public function getReviewsList($productId);
+
+    /**
+     * Added review item.
+     * @param int $productId
+     * @param string $title
+     * @param string $nickname
+     * @param string $detail
+     * @param int $ratingValue
+     * @param int $customerId
+     * @param int $storeId
+     * @return boolean
+     *
+     */
+    public function writeReviews(
+        $productId,
+        $nickname,
+        $title,
+        $detail,
+        $ratingValue,
+        $customerId = null,
+        $storeId = 1
+    );
+}

app/code/Magento/Review/Model/ReviewManagement.php

@@ -0,0 +1,235 @@
+<?php
+namespace Magento\Review\Model;
+
+use Magento\Review\Api\ReviewInterface;
+use Magento\Review\Model\Review;
+use Magento\Review\Model\ResourceModel\Review\CollectionFactory;
+
+class ReviewManagement implements \Magento\Review\Api\ReviewInterface
+{
+
+    /**
+     * Review collection
+     *
+     * @var ReviewCollection
+     */
+    protected $_reviewsCollection;
+
+    /**
+     * Review resource model
+     *
+     * @var \Magento\Review\Model\ResourceModel\Review\CollectionFactory
+     */
+    protected $_reviewsColFactory;
+
+    /**
+     * Review table
+     *
+     * @var string
+     */
+    protected $_reviewTable;
+
+    /**
+     * Review Detail table
+     *
+     * @var string
+     */
+    protected $_reviewDetailTable;
+
+    /**
+     * Review status table
+     *
+     * @var string
+     */
+    protected $_reviewStatusTable;
+
+    /**
+     * Review entity table
+     *
+     * @var string
+     */
+    protected $_reviewEntityTable;
+
+    /**
+     * Review store table
+     *
+     * @var string
+     */
+    protected $_reviewStoreTable;
+
+    /**
+     * Review aggregate table
+     *
+     * @var string
+     */
+    protected $_aggregateTable;
+
+    /**
+     * Core date model
+     *
+     * @var \Magento\Framework\Stdlib\DateTime\DateTime
+     */
+    protected $_date;
+
+    /**
+     * Rating model
+     *
+     * @var \Magento\Review\Model\RatingFactory
+     */
+    protected $_ratingFactory;
+
+    /**
+     * Review model
+     *
+     * @var \Magento\Review\Model\ReviewFactory
+     */
+    protected $_reviewFactory;
+
+    /**
+     * Rating resource model
+     *
+     * @var \Magento\Review\Model\ResourceModel\Rating\Option
+     */
+    protected $_ratingOptions;
+
+    /**
+     * @param \Magento\Framework\Stdlib\DateTime\DateTime $date
+     * @param \Magento\Review\Model\RatingFactory $ratingFactory
+     * @param \Magento\Review\Model\ReviewFactory $reviewFactory
+     * @param \Magento\Review\Model\ResourceModel\Review\CollectionFactory
+     * $collectionFactory
+     * @param Rating\Option $ratingOptions
+     */
+    public function __construct(
+        \Magento\Framework\Stdlib\DateTime\DateTime $date,
+        \Magento\Review\Model\RatingFactory $ratingFactory,
+        \Magento\Review\Model\ReviewFactory $reviewFactory,
+        \Magento\Review\Model\ResourceModel\Review\CollectionFactory
+        $collectionFactory,
+        Rating\Option $ratingOptions
+    ) {
+        $this->_date = $date;
+        $this->_reviewsColFactory = $collectionFactory;
+        $this->_ratingFactory = $ratingFactory;
+        $this->_reviewFactory = $reviewFactory;
+        $this->_ratingOptions = $ratingOptions;
+    }
+
+    /**
+     * Get reviews of the product
+     * @param int $productId
+     * @return array|bool
+     */
+
+    public function getReviewsList($productId)
+    {
+        if (null === $this->_reviewsCollection) {
+            $this->_reviewsCollection = $this->_reviewsColFactory->create()
+                ->addStatusFilter(
+                    \Magento\Review\Model\Review::STATUS_APPROVED
+                )->addEntityFilter(
+                    'product',
+                    $productId
+                )->setDateOrder();
+        }
+        $reviewArray = [];
+        $reviewCollection = $this->_reviewsCollection;
+        $collection = $reviewCollection->load()->addRateVotes();
+        $reviewArray[] = count($collection);
+        foreach ($collection as $reviewCollection) {
+            $rating = $reviewCollection->getRatingVotes()->getData();
+            $data = [
+                "review_id"       => $reviewCollection->getReviewId(),
+                "created_at"      => $reviewCollection->getCreatedAt(),
+                "entity_id"       => $reviewCollection->getEntityId(),
+                "entity_pk_value" => $reviewCollection->getEntityPkValue(),
+                "status_id"       => $reviewCollection->getStatusId(),
+                "detail_id"       => $reviewCollection->getDetailId(),
+                "title"           => $reviewCollection->getTitle(),
+                "detail"          => $reviewCollection->getDetail(),
+                "nickname"        => $reviewCollection->getNickname(),
+                "customer_id"     => $reviewCollection->getCustomerId(),
+                "entity_code"     => $reviewCollection->getEntityCode(),
+                "title"           => $reviewCollection->getTitle(),
+                "ravitng_votes"   => $rating
+            ];
+            $reviewArray[] = $data;
+        }
+        return $reviewArray;
+    }
+
+    /**
+     * Added review item.
+     * @param int $productId
+     * @param string $title
+     * @param string $nickname
+     * @param string $detail
+     * @param int $ratingValue
+     * @param int $customerId
+     * @param int $storeId
+     * @return boolean
+     */
+
+    public function writeReviews(
+        $productId,
+        $nickname,
+        $title,
+        $detail,
+        $ratingValue,
+        $customerId = null,
+        $storeId = 1
+    ) {
+
+        $data = [
+            "nickname" => $nickname,
+            "title"    => $title,
+            "detail"   => $detail
+        ];
+        $rating = ["1" => $ratingValue];
+
+        $objectManager = \Magento\Framework\App\ObjectManager::getInstance();
+        $product = $objectManager
+            ->get('Magento\Catalog\Model\Product')->load($productId);
+
+        if (($product) && !empty($data)) {
+            $review = $this->_reviewFactory->create()->setData($data);
+            $review->unsetData('review_id');
+
+            $validate = $review->validate();
+            if ($validate === true) {
+                try {
+                    $review->setEntityId(
+                        $review->getEntityIdByCode(Review::ENTITY_PRODUCT_CODE)
+                    )
+                    ->setEntityPkValue($product->getId())
+                    ->setStatusId(Review::STATUS_PENDING)
+                    ->setCustomerId($customerId)
+                    ->setStoreId($storeId)
+                    ->setStores([$storeId])
+                    ->save();
+
+                    foreach ($rating as $ratingId => $optionId) {
+                        $this->_ratingFactory->create()
+                            ->setRatingId($ratingId)
+                            ->setReviewId($review->getId())
+                            ->setCustomerId($customerId)
+                            ->addOptionVote($optionId, $product->getId());
+                    }
+
+                    $review->aggregate();
+                    $status = true;
+                    $message = 'You submitted your review for moderation.';
+                } catch (\Exception $e) {
+                    $message = 'We can\'t post your review right now.';
+                    $status = false;
+                }
+            }
+        }
+        $response = [
+            "status" => $status,
+            "message" => $message
+        ];
+
+        return $response;
+    }
+}

app/code/Magento/Review/etc/di.xml

@@ -3,10 +3,13 @@
 /**
  * Copyright © 2016 Magento. All rights reserved.
  * See COPYING.txt for license details.
+ *
  */
 -->
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
     <preference for="Magento\Catalog\Block\Product\ReviewRendererInterface" type="Magento\Review\Block\Product\ReviewRenderer" />
+    <preference for="Magento\Review\Api\ReviewInterface" type="Magento\Review\Model\ReviewManagement" />
+
     <type name="Magento\Framework\Model\ActionValidator\RemoveAction">
         <arguments>
             <argument name="protectedModels" xsi:type="array">

app/code/Magento/Review/etc/webapi.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0"?>
+<!--
+/**
+ * Copyright © 2016 Magento. All rights reserved.
+ * See COPYING.txt for license details.
+ * Contributor company: iPragmatech solution Pvt Ltd.
+ * Contributor Author : Ajay Kumar
+ *
+ */
+-->
+<routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Webapi:etc/webapi.xsd">
+
+    <route url="/V1/review/reviews/:productId" method="GET">
+        <service class="Magento\Review\Api\ReviewInterface" method="getReviewsList"/>
+        <resources>
+            <resource ref="anonymous" />
+        </resources>
+    </route>
+    <route url="/V1/review/mine/post" method="POST">
+        <service class="Magento\Review\Api\ReviewInterface" method="writeReviews"/>
+        <resources>
+            <resource ref="self" />
+        </resources>
+        <data>
+            <parameter name="customer_id" force="true">%customer_id%</parameter>
+        </data>
+    </route>
+    <route url="/V1/review/post" method="POST">
+        <service class="Magento\Review\Api\ReviewInterface" method="writeReviews"/>
+        <resources>
+            <resource ref="anonymous" />
+        </resources>
+    </route>
+</routes>