This isn't Python, logical operators return booleans

Author: Jackenmen

public/index.php

@@ -101,23 +101,39 @@ public function getSortFunction(SortDirection $direction) : mixed {
 				break;
 			case static::AdditionTime:
 				if ($direction === SortDirection::Asc) {
-					return fn($a, $b) =>
-						datetimecmp($a->added_at, $b->added_at)
-						|| strnatcasecmp($a->name, $b->name);
+					return function($a, $b) {
+						$result = datetimecmp($a->added_at, $b->added_at);
+						if ($result == 0) {
+							return strnatcasecmp($a->name, $b->name);
+						}
+						return $result;
+					};
 				}
-				return fn($a, $b) =>
-					-datetimecmp($a->added_at, $b->added_at)
-					|| -strnatcasecmp($a->name, $b->name);
+				return function($a, $b) {
+					$result = -datetimecmp($a->added_at, $b->added_at);
+					if ($result == 0) {
+						return -strnatcasecmp($a->name, $b->name);
+					}
+					return $result;
+				};
 				break;
 			case static::UpdateTime:
 				if ($direction === SortDirection::Asc) {
-					return fn($a, $b) =>
-						datetimecmp($a->last_updated_at, $b->last_updated_at)
-						|| strnatcasecmp($a->name, $b->name);
+					return function($a, $b) {
+						$result = datetimecmp($a->last_updated_at, $b->last_updated_at);
+						if ($result == 0) {
+							return strnatcasecmp($a->name, $b->name);
+						}
+						return $result;
+					};
 				}
-				return fn($a, $b) =>
-					-datetimecmp($a->last_updated_at, $b->last_updated_at)
-					|| -strnatcasecmp($a->name, $b->name);
+				return function($a, $b) {
+					$result = -datetimecmp($a->last_updated_at, $b->last_updated_at);
+					if ($result == 0) {
+						return -strnatcasecmp($a->name, $b->name);
+					}
+					return $result;
+				};
 				break;
 		}
 	}