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1<?php
2
3declare(strict_types=1);
4
5namespace LambdaTwelve\OneRecord\Server\InMemory;
6
7use LambdaTwelve\OneRecord\Server\GrantAccessPolicy;
8use LambdaTwelve\OneRecord\Server\Spi\Decision;
9use Psr\Clock\ClockInterface;
10
11/**
12 * Every in-memory store of a server, together. It exists so a process can
13 * keep the state between requests: bin/serve runs under `php -S`, which
14 * starts PHP afresh for each request, and serialises this object to disk in
15 * between. The stores hold only value objects, so PHP's serializer suffices.
16 */
17final class InMemoryState
18{
19    public readonly InMemoryLogisticsObjectStore $objects;
20    public readonly InMemoryLogisticsEventStore $events;
21    public readonly InMemoryActionRequestStore $actionRequests;
22    public readonly InMemorySubscriptionStore $subscriptions;
23    public readonly InMemoryAccessDelegationStore $delegations;
24    public readonly InMemoryNotificationOutbox $outbox;
25    public readonly GrantAccessPolicy $policy;
26
27    public function __construct(ClockInterface $clock, Decision $denial = Decision::Forbid)
28    {
29        $this->objects = new InMemoryLogisticsObjectStore();
30        $this->events = new InMemoryLogisticsEventStore();
31        $this->actionRequests = new InMemoryActionRequestStore();
32        $this->subscriptions = new InMemorySubscriptionStore($this->actionRequests);
33        $this->delegations = new InMemoryAccessDelegationStore();
34        $this->outbox = new InMemoryNotificationOutbox();
35        $this->policy = new GrantAccessPolicy($this->delegations, $clock, $denial);
36    }
37}