From 249215ac29a3d9236643ff408afa0c73cc25160e Mon Sep 17 00:00:00 2001
From: "Theodore R. Smith" <theodore@phpexperts.pro>
Date: Tue, 13 Nov 2018 22:05:43 -0600
Subject: [PATCH 1/3] Added a GET: /search/suggest/user route for @user tags.

---
 Controllers/api/v2/search/suggest/user.php | 71 ++++++++++++++++++++++
 Entities/Repositories/UserRepository.php   | 59 ++++++++++++++++++
 2 files changed, 130 insertions(+)
 create mode 100644 Controllers/api/v2/search/suggest/user.php
 create mode 100644 Entities/Repositories/UserRepository.php

diff --git a/Controllers/api/v2/search/suggest/user.php b/Controllers/api/v2/search/suggest/user.php
new file mode 100644
index 0000000000..166f468653
--- /dev/null
+++ b/Controllers/api/v2/search/suggest/user.php
@@ -0,0 +1,71 @@
+<?php
+/**
+ * Minds Core Search API
+ *
+ * @version 2
+ * @author Theodore R. Smith <theodore@phpexperts.pro>
+ */
+
+namespace Minds\Controllers\api\v2\search\suggest;
+
+use Minds\Core;
+use Minds\Core\Di\Di;
+use Minds\Interfaces;
+use Minds\Api\Factory;
+use Minds\Entities;
+
+class user implements Interfaces\Api, Interfaces\ApiIgnorePam
+{
+    /**
+     * Equivalent to HTTP GET method
+     * @param  array $pages
+     * @return mixed|null
+     */
+    public function get($pages)
+    {
+        $usernames = Entities\Repositories\UserRepository::getUsersList();
+
+        // Filter by the ones that match.
+        if (!empty($_GET['username'])) {
+            $userSearch = $_GET['username'];
+            $usernames = array_filter($usernames, function($username) use ($userSearch) {
+                return strpos($username, $userSearch) === 0;
+            });
+        }
+
+        return Factory::response([
+            'entities' => $usernames
+        ]);
+
+    }
+
+    /**
+     * Equivalent to HTTP POST method
+     * @param  array $pages
+     * @return mixed|null
+     */
+    public function post($pages)
+    {
+        return Factory::response([]);
+    }
+
+    /**
+     * Equivalent to HTTP PUT method
+     * @param  array $pages
+     * @return mixed|null
+     */
+    public function put($pages)
+    {
+        return Factory::response([]);
+    }
+
+    /**
+     * Equivalent to HTTP DELETE method
+     * @param  array $pages
+     * @return mixed|null
+     */
+    public function delete($pages)
+    {
+        return Factory::response([]);
+    }
+}
diff --git a/Entities/Repositories/UserRepository.php b/Entities/Repositories/UserRepository.php
new file mode 100644
index 0000000000..73b1682649
--- /dev/null
+++ b/Entities/Repositories/UserRepository.php
@@ -0,0 +1,59 @@
+<?php declare(strict_types=1);
+
+namespace Minds\Entities\Repositories;
+
+use Cassandra\Rows;
+use Minds\Core;
+use Minds\Core\Data\cache\abstractCacher;
+use Minds\Core\Data\Cassandra\Client as Cassandra_Client;
+use Minds\Core\Data\Cassandra\Prepared\Custom as Cassandra_Prep_Statement;
+
+class UserRepository
+{
+    public static function getUsersList(Cassandra_Client $cql = null): array
+    {
+        /** @var abstractCacher $cache */
+        $cache = Core\Di\Di::_()->get('Cache');
+
+        $usernames = $cache->get('usernames');
+        if (!empty($usernames)) {
+            return $usernames;
+        }
+
+        $usernames = self::fetchUsernames($cql);
+
+        // Cache for 5 minutes.
+        $cache->set('usernames', $usernames, 300);
+
+        return $usernames;
+    }
+
+    protected static function fetchUsernames(Cassandra_Client $cql = null): array
+    {
+        /** @var Cassandra_Client $cql */
+        $cql = $cql ?: Core\Di\Di::_()->get('Database\Cassandra\Cql');
+        $sql = <<<SQL
+SELECT value AS username FROM minds.entities WHERE column1='username' ALLOW FILTERING;
+SQL;
+
+        $query = new Cassandra_Prep_Statement();
+        $query->query($sql);
+
+        try {
+            /** @var Rows $results */
+            $results = $cql->request($query);
+            if (empty($results)) {
+                return [3];
+            }
+        } catch (\Exception $e) {
+            return [2];
+        }
+
+        $usernames = [];
+        foreach ($results as $row) {
+            $usernames[] = $row['username'];
+        }
+
+        return $usernames;
+    }
+}

From 3efbaee167a85c34e7293fd767138953903af674 Mon Sep 17 00:00:00 2001
From: "Theodore R. Smith" <theodore@phpexperts.pro>
Date: Tue, 13 Nov 2018 22:59:36 -0600
Subject: [PATCH 2/3] Removed some debug code.

---
 Entities/Repositories/UserRepository.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Entities/Repositories/UserRepository.php b/Entities/Repositories/UserRepository.php
index 73b1682649..78dc63ce27 100644
--- a/Entities/Repositories/UserRepository.php
+++ b/Entities/Repositories/UserRepository.php
@@ -43,10 +43,10 @@ protected static function fetchUsernames(Cassandra_Client $cql = null): array
             /** @var Rows $results */
             $results = $cql->request($query);
             if (empty($results)) {
-                return [3];
+                return [];
             }
         } catch (\Exception $e) {
-            return [2];
+            return [];
         }
 
         $usernames = [];

From 1f683c8ca1dce41738d19217a5354f85e37f94ef Mon Sep 17 00:00:00 2001
From: "Theodore R. Smith" <theodore@phpexperts.pro>
Date: Tue, 27 Nov 2018 21:32:48 -0600
Subject: [PATCH 3/3] Added a phpspec test.

---
 .../Repositories/UserRepositorySpec.php       | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Spec/Entities/Repositories/UserRepositorySpec.php

diff --git a/Spec/Entities/Repositories/UserRepositorySpec.php b/Spec/Entities/Repositories/UserRepositorySpec.php
new file mode 100644
index 0000000000..929bd42040
--- /dev/null
+++ b/Spec/Entities/Repositories/UserRepositorySpec.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Spec\Minds\Entities\Repositories;
+
+use Cassandra\Varint;
+use Minds\Core\Data\Cassandra\Client;
+use Minds\Entities\Repositories\UserRepository;
+use PhpSpec\ObjectBehavior;
+use PhpSpec\Wrapper\Subject;
+use Prophecy\Argument;
+use Spec\Minds\Mocks\Cassandra\Rows;
+use Minds\Core\Data\Cassandra\Prepared\Custom;
+
+/**
+ * Class UserRepositorySpec
+ * @package Spec\Minds\Core\Trending
+ * @mixin UserRepository
+ */
+class UserRepositorySpec extends ObjectBehavior
+{
+    protected $_client;
+
+    public function let(Client $client)
+    {
+        $this->_client = $client;
+    }
+
+    public function it_is_initializable()
+    {
+        $this->shouldHaveType('Minds\Entities\Repositories\UserRepository');
+    }
+
+    public function it_should_get_the_users_friend_list(Client $client)
+    {
+        $rows = new Rows([
+            [ 'username' => 'steve' ],
+            [ 'username' => 'tom' ],
+            [ 'username' => 'berry' ],
+        ], '');
+
+        $client->request(Argument::type(Custom::class))
+            ->shouldBeCalled()
+            ->willReturn($rows);
+
+        /** @var Subject $return */
+        $return = $this::getUsersList($this->_client);
+
+        $return->shouldBeArray();
+        $return->shouldHaveCount(3);
+        $return->shouldContain('steve');
+        $return->shouldContain('tom');
+    }
+}