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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Celema\Session; |
| 6 | |
| 7 | /** @api */ |
| 8 | class Flash |
| 9 | { |
| 10 | public const string STORAGE = 'celema_flash_messages'; |
| 11 | |
| 12 | /** @param non-empty-string $key */ |
| 13 | public function __construct( |
| 14 | private readonly Session $session, |
| 15 | private readonly string $key = self::STORAGE, |
| 16 | ) {} |
| 17 | |
| 18 | public function add( |
| 19 | string $message, |
| 20 | string $queue = 'default', |
| 21 | ): void { |
| 22 | $messages = $this->messages(); |
| 23 | $messages[] = [ |
| 24 | 'message' => $message, |
| 25 | 'queue' => $queue, |
| 26 | ]; |
| 27 | |
| 28 | $this->session->set($this->key, $messages); |
| 29 | } |
| 30 | |
| 31 | /** @return array<array-key, array{message: string, queue: string}> */ |
| 32 | public function peek(?string $queue = null): array |
| 33 | { |
| 34 | $messages = $this->messages(); |
| 35 | |
| 36 | if ($queue === null) { |
| 37 | return $messages; |
| 38 | } |
| 39 | |
| 40 | $flashes = []; |
| 41 | |
| 42 | foreach ($messages as $message) { |
| 43 | if ($message['queue'] === $queue) { |
| 44 | $flashes[] = $message; |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | return $flashes; |
| 49 | } |
| 50 | |
| 51 | /** @return array<array-key, array{message: string, queue: string}> */ |
| 52 | public function pop(?string $queue = null): array |
| 53 | { |
| 54 | $flashes = $this->peek($queue); |
| 55 | $this->clear($queue); |
| 56 | |
| 57 | return $flashes; |
| 58 | } |
| 59 | |
| 60 | public function clear(?string $queue = null): void |
| 61 | { |
| 62 | $messages = $this->messages(); |
| 63 | |
| 64 | foreach ($messages as $key => $message) { |
| 65 | if ($queue === null || $message['queue'] === $queue) { |
| 66 | unset($messages[$key]); |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | $this->session->set($this->key, $messages); |
| 71 | } |
| 72 | |
| 73 | public function has(?string $queue = null): bool |
| 74 | { |
| 75 | $messages = $this->messages(); |
| 76 | |
| 77 | if ($queue === null) { |
| 78 | return count($messages) > 0; |
| 79 | } |
| 80 | |
| 81 | foreach ($messages as $message) { |
| 82 | if ($message['queue'] === $queue) { |
| 83 | return true; |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | return false; |
| 88 | } |
| 89 | |
| 90 | /** @return array<array-key, array{message: string, queue: string}> */ |
| 91 | private function messages(): array |
| 92 | { |
| 93 | /** @psalm-suppress MixedAssignment */ |
| 94 | $messages = $this->session->get($this->key, []); |
| 95 | |
| 96 | if (!is_array($messages)) { |
| 97 | return []; |
| 98 | } |
| 99 | |
| 100 | $flashes = []; |
| 101 | |
| 102 | foreach ($messages as $key => $message) { |
| 103 | if (!is_array($message)) { |
| 104 | continue; |
| 105 | } |
| 106 | |
| 107 | /** @psalm-suppress MixedAssignment */ |
| 108 | $body = $message['message'] ?? null; |
| 109 | /** @psalm-suppress MixedAssignment */ |
| 110 | $queue = $message['queue'] ?? null; |
| 111 | |
| 112 | if (is_string($body) && is_string($queue)) { |
| 113 | $flashes[$key] = [ |
| 114 | 'message' => $body, |
| 115 | 'queue' => $queue, |
| 116 | ]; |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | return $flashes; |
| 121 | } |
| 122 | } |