Add lazy collection for members

src/Group.php

@@ -26,6 +26,13 @@ class Group implements Arrayable {
     }
 
     public function members(): MemberCollection {
+        $members = Nami::membersOf($this->id);
+
+        return MemberCollection::make(function() use ($members) {
+            foreach ($members as $member) {
+                yield $this->member($member['id']);
+            }
+        });
         return new MemberCollection(Nami::membersOf($this->id)->map(function($member) {
             return $this->member($member['id']);
         }));

src/MemberCollection.php

@@ -2,9 +2,9 @@
 
 namespace Zoomyboy\LaravelNami;
 
-use Illuminate\Support\Collection;
+use Illuminate\Support\LazyCollection;
 
-class MemberCollection extends Collection {
+class MemberCollection extends LazyCollection {
 
     public static function fromOverview($items) {
         $self = new self($items);

tests/Unit/PullMemberTest.php

@@ -100,9 +100,10 @@ class PullMemberTest extends TestCase
 
         Nami::login();
 
-        $member = Nami::group(103)->members();
+        $members = Nami::group(103)->members();
-        $this->assertSame($values[0], $member->get(0)->toArray()[$key]);
+        foreach ($members as $i => $m) {
-        $this->assertSame($values[1], $member->get(1)->toArray()[$key]);
+            $this->assertSame($values[$i], $m->toArray()[$key]);
+        }
 
         Http::assertSentCount(6);
     }