[Core] Add getKey function (#3275)

* [Core] Add getKey function

2 files changed, 27 insertions, 17 deletions

diff --git a/bridges/JustWatchBridge.php b/bridges/JustWatchBridge.php
index 7aa68de3..59e60a16 100644
--- a/bridges/JustWatchBridge.php
+++ b/bridges/JustWatchBridge.php
@@ -204,26 +204,10 @@ class JustWatchBridge extends BridgeAbstract
         return 'https://www.justwatch.com/' . $this->getInput('country');
     }
 
-    protected function getKeyName($input = '')
-    {
-        $parameters = $this->getParameters();
-        if (strlen($input) < 2) {
-            return array_search((int)$input, $parameters[0]['mediatype']['values'], true);
-        } else {
-            $returnkey = '';
-            foreach ($parameters[0]['country']['values'] as $valuearray) {
-                if (strlen($returnkey) < 2) {
-                    $returnkey = array_search($input, $valuearray, true);
-                }
-            }
-            return $returnkey;
-        }
-    }
-
     public function getName()
     {
         if (!is_null($this->getInput('country'))) {
-            return 'JustWatch - ' . $this->getKeyName($this->getInput('country')) . ' - ' . $this->getKeyName($this->getInput('mediatype'));
+            return 'JustWatch - ' . $this->getKey('country') . ' - ' . $this->getKey('mediatype');
         }
         return parent::getName();
     }
diff --git a/lib/BridgeAbstract.php b/lib/BridgeAbstract.php
index 5752f55b..ecbb2529 100644
--- a/lib/BridgeAbstract.php
+++ b/lib/BridgeAbstract.php
@@ -295,6 +295,32 @@ abstract class BridgeAbstract implements BridgeInterface
     }
 
     /**
+     * Get the key name of a given input
+     * Can process multilevel arrays with two levels, the max level a list can have
+     *
+     * @param string $input The input name
+     * @return string|null The accompaning key to a given input or null if the input is not defined
+     */
+    public function getKey($input)
+    {
+        if (!isset($this->inputs[$this->queriedContext][$input]['value'])) {
+            return null;
+        }
+        $needle = $this->inputs[$this->queriedContext][$input]['value'];
+        foreach (static::PARAMETERS[$this->queriedContext][$input]['values'] as $first_level_key => $first_level_value) {
+            if ($needle === (string)$first_level_value) {
+                return $first_level_key;
+            } elseif (is_array($first_level_value)) {
+                foreach ($first_level_value as $second_level_key => $second_level_value) {
+                    if ($needle === (string)$second_level_value) {
+                        return $second_level_key;
+                    }
+                }
+            }
+        }
+    }
+
+    /**
      * Get bridge configuration value
      */
     public function getOption($name)