Merge pull request #70 from statsig-io/allocated-experiment

Add Allocated Experiment For Layers

src/Layer.php

@@ -9,14 +9,16 @@ class Layer
     private string $rule_id;
     private \Closure $exposure_log_fn;
     private ?string $group_name;
+    private ?string $allocated_experiment_name;
 
-    function __construct(string $name, array $value = [], string $rule_id = "", ?callable $exposure_log_fn = null, ?string $group_name = null)
+    function __construct(string $name, array $value = [], string $rule_id = "", ?callable $exposure_log_fn = null, ?string $group_name = null, ?string $allocated_experiment_name = null)
     {
         $this->name = $name;
         $this->rule_id = $rule_id;
         $exposure_log_fn = $exposure_log_fn ?? function () {};
         $this->exposure_log_fn = \Closure::fromCallable($exposure_log_fn);
         $this->group_name = $group_name;
+        $this->allocated_experiment_name = $allocated_experiment_name;
 
         // We re-decode here to treat associative arrays as objects, this allows us
         // to differentiate between array ([1,2]) and object (['a' => 'b'])
@@ -72,4 +74,9 @@ function getGroupName(): ?string
     {
         return $this->group_name;
     }
+
+    function getAllocatedExperimentName(): ?string
+    {
+        return $this->allocated_experiment_name;
+    }
 }

src/StatsigServer.php

@@ -102,7 +102,7 @@ function getLayer(StatsigUser $user, string $layer): Layer
                     $res,
                 );
             };
-            return new Layer($layer, $json_value, $rule_id, $log_exposure_fn, $res->group_name);
+            return new Layer($layer, $json_value, $rule_id, $log_exposure_fn, $res->group_name, $res->allocated_experiment == "" ? null : $res->allocated_experiment);
         };
         $fallback = function () use ($layer) {
             return new Layer($layer);