feat: add MultiDriver

src/Drivers/MultiDriver.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Wearepixel\Cart\Drivers;
+
+use InvalidArgumentException;
+use Wearepixel\Cart\Drivers\Contracts\CartDriver;
+
+class MultiDriver implements CartDriver
+{
+    /** @param CartDriver[] $drivers */
+    public function __construct(private array $drivers)
+    {
+        if (empty($drivers)) {
+            throw new InvalidArgumentException('MultiDriver requires at least one driver.');
+        }
+    }
+
+    private function primary(): CartDriver
+    {
+        return $this->drivers[0];
+    }
+
+    public function getSessionKey(): string
+    {
+        return $this->primary()->getSessionKey();
+    }
+
+    public function setSessionKey(string $sessionKey): void
+    {
+        foreach ($this->drivers as $driver) {
+            $driver->setSessionKey($sessionKey);
+        }
+    }
+
+    public function getDriverName(): string
+    {
+        return 'multi';
+    }
+
+    public function getItems(): array
+    {
+        return $this->primary()->getItems();
+    }
+
+    public function putItems(array $items): void
+    {
+        foreach ($this->drivers as $driver) {
+            $driver->putItems($items);
+        }
+    }
+
+    public function getConditions(): array
+    {
+        return $this->primary()->getConditions();
+    }
+
+    public function putConditions(array $conditions): void
+    {
+        foreach ($this->drivers as $driver) {
+            $driver->putConditions($conditions);
+        }
+    }
+
+    public function clearItems(): void
+    {
+        foreach ($this->drivers as $driver) {
+            $driver->clearItems();
+        }
+    }
+
+    public function flush(): void
+    {
+        foreach ($this->drivers as $driver) {
+            $driver->flush();
+        }
+    }
+
+    public function getSessionModel(): mixed
+    {
+        return $this->primary()->getSessionModel();
+    }
+}