Fix for mixing simple cache with PSR6 cache implementation.

src/Cache/CacheItem.php

@@ -2,11 +2,13 @@
 
 namespace Detection\Cache;
 
+use Psr\Cache\CacheItemInterface;
+
 /**
  * Simple cache item (key, value, ttl) that is being
  * used by all the detection methods of Mobile Detect class.
  */
-class CacheItem
+class CacheItem implements CacheItemInterface
 {
     /**
      * @var string Unique key for the cache record.
@@ -45,4 +47,19 @@ public function getTtl(): int|null
     {
         return $this->ttl;
     }
+
+    public function isHit()
+    {
+        // TODO: Implement isHit() method.
+    }
+
+    public function expiresAt($expiration)
+    {
+        // TODO: Implement expiresAt() method.
+    }
+
+    public function expiresAfter($time)
+    {
+        // TODO: Implement expiresAfter() method.
+    }
 }

src/MobileDetect.php

@@ -30,6 +30,7 @@
 use Detection\Cache\Cache;
 use Detection\Cache\CacheException;
 use Detection\Exception\MobileDetectException;
+use Psr\Cache\CacheItemInterface;
 use Psr\Cache\InvalidArgumentException;
 use Psr\SimpleCache\CacheInterface;
 
@@ -1409,7 +1410,11 @@ public function isMobile(): bool
             $cacheKey = $this->createCacheKey("mobile");
             $cacheItem = $this->cache->get($cacheKey);
             if ($cacheItem !== null) {
-                return $cacheItem->get();
+                if ($cacheItem instanceof CacheItemInterface) {
+                    return $cacheItem->get();
+                } else {
+                    return $cacheItem;
+                }
             }
 
             // Special case: Amazon CloudFront mobile viewer
@@ -1455,7 +1460,11 @@ public function isTablet(): bool
             $cacheKey = $this->createCacheKey("tablet");
             $cacheItem = $this->cache->get($cacheKey);
             if ($cacheItem !== null) {
-                return $cacheItem->get();
+                if ($cacheItem instanceof CacheItemInterface) {
+                    return $cacheItem->get();
+                } else {
+                    return $cacheItem;
+                }
             }
 
             // Special case: Amazon CloudFront mobile viewer
@@ -1524,7 +1533,11 @@ public function is(string $ruleName): bool
             $cacheKey = $this->createCacheKey($ruleName);
             $cacheItem = $this->cache->get($cacheKey);
             if ($cacheItem !== null) {
-                return $cacheItem->get();
+                if ($cacheItem instanceof CacheItemInterface) {
+                    return $cacheItem->get();
+                } else {
+                    return $cacheItem;
+                }
             }
 
             $result = $this->matchUserAgentWithRule($ruleName);