Added array keys for space and file listing

SpacesAPI/File.php

@@ -10,6 +10,7 @@ use SpacesAPI\Exceptions\FileDoesntExistException;
  * You wouldn't normally instantiate this class directly,
  * Rather obtain an instance from `\SpacesAPI\Space::list()`, `\SpacesAPI\Spaces::file()`, `\SpacesAPI\Spaces::uploadText()` or `\SpacesAPI\Spaces::uploadFile()`
  *
+ * @property string $filename
  * @property string $expiration
  * @property string $e_tag
  * @property int $last_modified

SpacesAPI/Space.php

@@ -252,16 +252,16 @@ class Space
                                      ])
         );
 
-        if (!isset($data['Contents'])) {
-            return ['files' => []];
-        }
-
         $files = [
-            'files' => $data['Contents'],
+            'files' => [],
         ];
 
-        foreach ($files['files'] as $index => $fileInfo) {
-            $files['files'][$index] = new File($this, $fileInfo['Key'], $fileInfo);
+        if (!isset($data['Contents'])) {
+            return $files;
+        }
+
+        foreach ($data['Contents'] as $fileInfo) {
+            $files['files'][$fileInfo['Key']] = new File($this, $fileInfo['Key'], $fileInfo);
         }
 
         if (isset($data["NextContinuationToken"]) && $data["NextContinuationToken"] != "") {

SpacesAPI/Spaces.php

@@ -61,7 +61,7 @@ class Spaces
         $spaces = [];
 
         foreach (Result::parse($this->s3->listBuckets()['Buckets']) as $bucket) {
-            $spaces[] = new Space($this->s3, $bucket['Name']);
+            $spaces[$bucket['Name']] = new Space($this->s3, $bucket['Name']);
         }
 
         return $spaces;