Refactor

Try a different way of naming and grouping classes.

modules/opd_daily_emails/src/DailyEmailNodeRepository.php

@@ -2,11 +2,10 @@
 
 declare(strict_types=1);
 
-namespace Drupal\opd_daily_emails\Repository;
+namespace Drupal\opd_daily_emails;
 
 use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\node\NodeInterface;
-use Drupal\opd_daily_emails\Collection\DailyEmailCollection;
 
 final class DailyEmailNodeRepository implements DailyEmailRepositoryInterface {
 
@@ -15,7 +14,7 @@ final class DailyEmailNodeRepository implements DailyEmailRepositoryInterface {
   ) {
   }
 
-  public function getAll(): DailyEmailCollection {
+  public function getAll(): DailyEmails {
     $nodeStorage = $this->entityTypeManager
       ->getStorage('node');
 
@@ -31,7 +30,7 @@ final class DailyEmailNodeRepository implements DailyEmailRepositoryInterface {
     /** @var NodeInterface[] */
     $nodes = $nodeStorage->loadMultiple($nodeIds);
 
-    return new DailyEmailCollection($nodes);
+    return DailyEmails::new($nodes);
   }
 
 }

modules/opd_daily_emails/src/DailyEmailRepositoryInterface.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\opd_daily_emails;
+
+interface DailyEmailRepositoryInterface {
+
+  public function getAll(): DailyEmails;
+
+}

modules/opd_daily_emails/src/DailyEmails.php

@@ -2,16 +2,16 @@
 
 declare(strict_types=1);
 
-namespace Drupal\opd_daily_emails\Collection;
+namespace Drupal\opd_daily_emails;
 
 use Drupal\node\NodeInterface;
 
-final class DailyEmailCollection implements \Countable {
+final class DailyEmails implements \Countable {
 
   /**
    * @param array<positive-int, NodeInterface> $emails
    */
-  public function __construct(
+  private function __construct(
     private array $emails,
   ) {
   }
@@ -24,4 +24,8 @@ final class DailyEmailCollection implements \Countable {
     return array_values($this->emails)[0];
   }
 
+  public static function new(array $emails): self {
+    return new self($emails);
+  }
+
 }

modules/opd_daily_emails/src/Repository/DailyEmailRepositoryInterface.php

@@ -1,13 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Drupal\opd_daily_emails\Repository;
-
-use Drupal\opd_daily_emails\Collection\DailyEmailCollection;
-
-interface DailyEmailRepositoryInterface {
-
-  public function getAll(): DailyEmailCollection;
-
-}