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<?php
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namespace GraphQL\Examples\Blog\Data;
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use GraphQL\Utils\Utils;
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class Comment
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{
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public $id;
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public $authorId;
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public $storyId;
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public $parentId;
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public $body;
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public $isAnonymous;
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public function __construct(array $data)
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{
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Utils::assign($this, $data);
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}
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}
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@@ -0,0 +1,206 @@
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<?php
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namespace GraphQL\Examples\Blog\Data;
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/**
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* Class DataSource
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*
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* This is just a simple in-memory data holder for the sake of example.
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* Data layer for real app may use Doctrine or query the database directly (e.g. in CQRS style)
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*
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* @package GraphQL\Examples\Blog
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*/
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class DataSource
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{
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private static $users = [];
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private static $stories = [];
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private static $storyLikes = [];
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private static $comments = [];
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private static $storyComments = [];
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private static $commentReplies = [];
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private static $storyMentions = [];
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public static function init()
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{
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self::$users = [
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'1' => new User([
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'id' => '1',
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'email' => 'john@example.com',
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'firstName' => 'John',
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'lastName' => 'Doe'
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]),
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'2' => new User([
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'id' => '2',
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'email' => 'jane@example.com',
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'firstName' => 'Jane',
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'lastName' => 'Doe'
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]),
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'3' => new User([
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'id' => '3',
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'email' => 'john@example.com',
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'firstName' => 'John',
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'lastName' => 'Doe'
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]),
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];
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self::$stories = [
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'1' => new Story(['id' => '1', 'authorId' => '1', 'body' => '<h1>GraphQL is awesome!</h1>']),
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'2' => new Story(['id' => '2', 'authorId' => '1', 'body' => '<a>Test this</a>']),
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'3' => new Story(['id' => '3', 'authorId' => '3', 'body' => "This\n<br>story\n<br>spans\n<br>newlines"]),
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];
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self::$storyLikes = [
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'1' => ['1', '2', '3'],
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'2' => [],
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'3' => ['1']
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];
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self::$comments = [
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// thread #1:
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'100' => new Comment(['id' => '100', 'authorId' => '3', 'storyId' => '1', 'body' => 'Likes']),
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'110' => new Comment(['id' =>'110', 'authorId' =>'2', 'storyId' => '1', 'body' => 'Reply <b>#1</b>', 'parentId' => '100']),
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'111' => new Comment(['id' => '111', 'authorId' => '1', 'storyId' => '1', 'body' => 'Reply #1-1', 'parentId' => '110']),
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'112' => new Comment(['id' => '112', 'authorId' => '3', 'storyId' => '1', 'body' => 'Reply #1-2', 'parentId' => '110']),
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'113' => new Comment(['id' => '113', 'authorId' => '2', 'storyId' => '1', 'body' => 'Reply #1-3', 'parentId' => '110']),
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'114' => new Comment(['id' => '114', 'authorId' => '1', 'storyId' => '1', 'body' => 'Reply #1-4', 'parentId' => '110']),
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'115' => new Comment(['id' => '115', 'authorId' => '3', 'storyId' => '1', 'body' => 'Reply #1-5', 'parentId' => '110']),
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'116' => new Comment(['id' => '116', 'authorId' => '1', 'storyId' => '1', 'body' => 'Reply #1-6', 'parentId' => '110']),
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'117' => new Comment(['id' => '117', 'authorId' => '2', 'storyId' => '1', 'body' => 'Reply #1-7', 'parentId' => '110']),
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'120' => new Comment(['id' => '120', 'authorId' => '3', 'storyId' => '1', 'body' => 'Reply #2', 'parentId' => '100']),
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'130' => new Comment(['id' => '130', 'authorId' => '3', 'storyId' => '1', 'body' => 'Reply #3', 'parentId' => '100']),
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'200' => new Comment(['id' => '200', 'authorId' => '2', 'storyId' => '1', 'body' => 'Me2']),
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'300' => new Comment(['id' => '300', 'authorId' => '3', 'storyId' => '1', 'body' => 'U2']),
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# thread #2:
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'400' => new Comment(['id' => '400', 'authorId' => '2', 'storyId' => '2', 'body' => 'Me too']),
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'500' => new Comment(['id' => '500', 'authorId' => '2', 'storyId' => '2', 'body' => 'Nice!']),
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];
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self::$storyComments = [
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'1' => ['100', '200', '300'],
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'2' => ['400', '500']
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];
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self::$commentReplies = [
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'100' => ['110', '120', '130'],
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'110' => ['111', '112', '113', '114', '115', '116', '117'],
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];
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self::$storyMentions = [
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'1' => [
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self::$users['2']
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],
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'2' => [
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self::$stories['1'],
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self::$users['3']
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]
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];
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}
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public static function findUser($id)
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{
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return isset(self::$users[$id]) ? self::$users[$id] : null;
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}
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public static function findStory($id)
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{
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return isset(self::$stories[$id]) ? self::$stories[$id] : null;
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}
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public static function findComment($id)
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{
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return isset(self::$comments[$id]) ? self::$comments[$id] : null;
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}
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public static function findLastStoryFor($authorId)
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{
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$storiesFound = array_filter(self::$stories, function(Story $story) use ($authorId) {
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return $story->authorId == $authorId;
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});
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return !empty($storiesFound) ? $storiesFound[count($storiesFound) - 1] : null;
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}
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public static function findLikes($storyId, $limit)
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{
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$likes = isset(self::$storyLikes[$storyId]) ? self::$storyLikes[$storyId] : [];
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$result = array_map(
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function($userId) {
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return self::$users[$userId];
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},
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$likes
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);
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return array_slice($result, 0, $limit);
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}
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public static function isLikedBy($storyId, $userId)
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{
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$subscribers = isset(self::$storyLikes[$storyId]) ? self::$storyLikes[$storyId] : [];
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return in_array($userId, $subscribers);
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}
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public static function getUserPhoto($userId, $size)
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{
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return new Image([
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'id' => $userId,
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'type' => Image::TYPE_USERPIC,
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'size' => $size,
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'width' => rand(100, 200),
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'height' => rand(100, 200)
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]);
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}
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public static function findLatestStory()
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{
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return array_pop(self::$stories);
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}
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public static function findStories($limit, $afterId = null)
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{
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$start = $afterId ? (int) array_search($afterId, array_keys(self::$stories)) + 1 : 0;
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return array_slice(array_values(self::$stories), $start, $limit);
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}
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public static function findComments($storyId, $limit = 5, $afterId = null)
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{
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$storyComments = isset(self::$storyComments[$storyId]) ? self::$storyComments[$storyId] : [];
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$start = isset($after) ? (int) array_search($afterId, $storyComments) + 1 : 0;
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$storyComments = array_slice($storyComments, $start, $limit);
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return array_map(
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function($commentId) {
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return self::$comments[$commentId];
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},
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$storyComments
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);
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}
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public static function findReplies($commentId, $limit = 5, $afterId = null)
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{
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$commentReplies = isset(self::$commentReplies[$commentId]) ? self::$commentReplies[$commentId] : [];
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$start = isset($after) ? (int) array_search($afterId, $commentReplies) + 1: 0;
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$commentReplies = array_slice($commentReplies, $start, $limit);
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return array_map(
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function($replyId) {
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return self::$comments[$replyId];
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},
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$commentReplies
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);
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}
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public static function countComments($storyId)
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{
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return isset(self::$storyComments[$storyId]) ? count(self::$storyComments[$storyId]) : 0;
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}
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public static function countReplies($commentId)
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{
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return isset(self::$commentReplies[$commentId]) ? count(self::$commentReplies[$commentId]) : 0;
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}
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public static function findStoryMentions($storyId)
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{
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return isset(self::$storyMentions[$storyId]) ? self::$storyMentions[$storyId] :[];
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}
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}
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@@ -0,0 +1,29 @@
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<?php
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namespace GraphQL\Examples\Blog\Data;
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use GraphQL\Utils\Utils;
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class Image
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{
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const TYPE_USERPIC = 'userpic';
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const SIZE_ICON = 'icon';
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const SIZE_SMALL = 'small';
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const SIZE_MEDIUM = 'medium';
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const SIZE_ORIGINAL = 'original';
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public $id;
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public $type;
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public $size;
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public $width;
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public $height;
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public function __construct(array $data)
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{
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Utils::assign($this, $data);
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}
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}
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@@ -0,0 +1,22 @@
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<?php
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namespace GraphQL\Examples\Blog\Data;
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use GraphQL\Utils\Utils;
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class Story
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{
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public $id;
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public $authorId;
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public $title;
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public $body;
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public $isAnonymous = false;
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public function __construct(array $data)
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{
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Utils::assign($this, $data);
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}
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}
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@@ -0,0 +1,22 @@
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<?php
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namespace GraphQL\Examples\Blog\Data;
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use GraphQL\Utils\Utils;
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class User
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{
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public $id;
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public $email;
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public $firstName;
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public $lastName;
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public $hasPhoto;
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public function __construct(array $data)
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{
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Utils::assign($this, $data);
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}
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}
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