|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/* |
|
4
|
|
|
* This file is part of the Shared Kernel library. |
|
5
|
|
|
* |
|
6
|
|
|
* Copyright (c) 2016-present LIN3S <[email protected]> |
|
7
|
|
|
* |
|
8
|
|
|
* For the full copyright and license information, please view the LICENSE |
|
9
|
|
|
* file that was distributed with this source code. |
|
10
|
|
|
*/ |
|
11
|
|
|
|
|
12
|
|
|
declare(strict_types=1); |
|
13
|
|
|
|
|
14
|
|
|
namespace LIN3S\SharedKernel\Infrastructure\Persistence\Sql\Event; |
|
15
|
|
|
|
|
16
|
|
|
use LIN3S\SharedKernel\Domain\Model\DomainEventCollection; |
|
17
|
|
|
use LIN3S\SharedKernel\Event\EventStore; |
|
18
|
|
|
use LIN3S\SharedKernel\Event\StoredEvent; |
|
19
|
|
|
use LIN3S\SharedKernel\Event\Stream; |
|
20
|
|
|
use LIN3S\SharedKernel\Event\StreamName; |
|
21
|
|
|
use LIN3S\SharedKernel\Infrastructure\Persistence\Sql\Pdo; |
|
22
|
|
|
|
|
23
|
|
|
/** |
|
24
|
|
|
* @author Beñat Espiña <[email protected]> |
|
25
|
|
|
*/ |
|
26
|
|
|
final class SqlEventStore implements EventStore |
|
27
|
|
|
{ |
|
28
|
|
|
private const TABLE_NAME = 'events'; |
|
29
|
|
|
private const COLUMN_NAMES = ['type', 'payload', 'occurred_on', 'stream']; |
|
30
|
|
|
|
|
31
|
|
|
private $pdo; |
|
32
|
|
|
|
|
33
|
|
|
public function __construct(Pdo $pdo) |
|
34
|
|
|
{ |
|
35
|
|
|
$this->pdo = $pdo; |
|
36
|
|
|
} |
|
37
|
|
|
|
|
38
|
|
|
public function append(Stream $stream) : void |
|
39
|
|
|
{ |
|
40
|
|
|
$storedEvents = []; |
|
41
|
|
|
foreach ($stream->events() as $event) { |
|
42
|
|
|
$storedEvents[] = StoredEvent::fromDomainEvent($event, $stream->name()); |
|
43
|
|
|
} |
|
44
|
|
|
$this->insert(...$storedEvents); |
|
45
|
|
|
} |
|
46
|
|
|
|
|
47
|
|
|
public function streamOfName(StreamName $name) : Stream |
|
48
|
|
|
{ |
|
49
|
|
|
$tableName = self::TABLE_NAME; |
|
50
|
|
|
$sql = <<<SQL |
|
51
|
|
|
SELECT * FROM $tableName WHERE stream = :stream ORDER BY id ASC |
|
52
|
|
|
SQL; |
|
53
|
|
|
$storedEventRows = $this->pdo->execute($sql, ['stream' => $name->name()])->fetchAll(\PDO::FETCH_ASSOC); |
|
54
|
|
|
$domainEventsCollection = $this->buildDomainEventsCollection($storedEventRows); |
|
55
|
|
|
|
|
56
|
|
|
return new Stream($name, $domainEventsCollection); |
|
57
|
|
|
} |
|
58
|
|
|
|
|
59
|
|
|
private function buildDomainEventsCollection(array $storedEventRows) : DomainEventCollection |
|
60
|
|
|
{ |
|
61
|
|
|
$domainEvents = new DomainEventCollection(); |
|
62
|
|
|
foreach ($storedEventRows as $storedEventRow) { |
|
63
|
|
|
$eventType = $storedEventRow['type']; |
|
64
|
|
|
$payload = json_decode($storedEventRow['payload'], true); |
|
65
|
|
|
|
|
66
|
|
|
$eventReflection = new \ReflectionClass($eventType); |
|
67
|
|
|
$domainEvent = $eventReflection->newInstanceWithoutConstructor(); |
|
68
|
|
|
foreach ($eventReflection->getProperties() as $property) { |
|
69
|
|
|
$property->setAccessible(true); |
|
70
|
|
|
|
|
71
|
|
|
if (isset($payload[$property->name])) { |
|
72
|
|
|
$property->setValue($domainEvent, $payload[$property->name]); |
|
73
|
|
|
continue; |
|
74
|
|
|
} |
|
75
|
|
|
$property->setValue($domainEvent, $storedEventRow[$property]); |
|
76
|
|
|
} |
|
77
|
|
|
|
|
78
|
|
|
$domainEvents->add($domainEvent); |
|
79
|
|
|
} |
|
80
|
|
|
|
|
81
|
|
|
return $domainEvents; |
|
82
|
|
|
} |
|
83
|
|
|
|
|
84
|
|
|
private function insert(StoredEvent ...$events) : void |
|
85
|
|
|
{ |
|
86
|
|
|
$rowPlaces = '(' . implode(', ', array_fill(0, count(self::COLUMN_NAMES), '?')) . ')'; |
|
87
|
|
|
$allPlaces = implode(', ', array_fill(0, count($events), $rowPlaces)); |
|
88
|
|
|
|
|
89
|
|
|
$sql = 'INSERT INTO ' . self::TABLE_NAME . ' (' . implode(', ', self::COLUMN_NAMES) . ') VALUES ' . $allPlaces; |
|
90
|
|
|
|
|
91
|
|
|
$this->pdo->execute($sql, $this->prepareData(...$events)); |
|
92
|
|
|
} |
|
93
|
|
|
|
|
94
|
|
|
private function prepareData(StoredEvent ...$events) : array |
|
95
|
|
|
{ |
|
96
|
|
|
$data = []; |
|
97
|
|
|
foreach ($events as $event) { |
|
98
|
|
|
$data = array_merge($data, $event->toArray()); |
|
99
|
|
|
} |
|
100
|
|
|
|
|
101
|
|
|
return $data; |
|
102
|
|
|
} |
|
103
|
|
|
|
|
104
|
|
|
public static function createSchema() : string |
|
105
|
|
|
{ |
|
106
|
|
|
$tableName = self::TABLE_NAME; |
|
107
|
|
|
|
|
108
|
|
|
return <<<SQL |
|
109
|
|
|
CREATE TABLE IF NOT EXISTS `$tableName` ( |
|
110
|
|
|
`id` BIGINT(20) NOT NULL AUTO_INCREMENT, |
|
111
|
|
|
`type` VARCHAR(150) COLLATE utf8_bin NOT NULL, |
|
112
|
|
|
`payload` JSON NOT NULL, |
|
113
|
|
|
`occurred_on` INT(10) NOT NULL, |
|
114
|
|
|
`stream` VARCHAR(255) NOT NULL, |
|
115
|
|
|
PRIMARY KEY (`id`) |
|
116
|
|
|
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin; |
|
117
|
|
|
SQL; |
|
118
|
|
|
} |
|
119
|
|
|
|
|
120
|
|
|
public static function removeSchema() : string |
|
121
|
|
|
{ |
|
122
|
|
|
$tableName = self::TABLE_NAME; |
|
123
|
|
|
|
|
124
|
|
|
return "DROP TABLE `$tableName`"; |
|
125
|
|
|
} |
|
126
|
|
|
} |
|
127
|
|
|
|
LIN3S /
SharedKernel
