1 files changed, 44 insertions, 0 deletions
diff --git a/src/Support/SortDirections.php b/src/Support/SortDirections.php
new file mode 100644
index 0000000..def0f53
--- /dev/null
+++ b/src/Support/SortDirections.php
@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lightscale\LaralightTables\Support;
+
+use SortDirection;
+
+/**
+ * Converts between SortDirection and the 'asc'/'desc' strings used by the
+ * query builder and the Livewire wire/URL boundary.
+ *
+ * SortDirection is a pure enum, so it carries no value of its own.
+ */
+final class SortDirections
+{
+    public const ASC = 'asc';
+
+    public const DESC = 'desc';
+
+    /**
+     * @return 'asc'|'desc'
+     */
+    public static function value(SortDirection $dir): string
+    {
+        return match ($dir) {
+            SortDirection::Ascending => self::ASC,
+            SortDirection::Descending => self::DESC,
+        };
+    }
+
+    public static function tryFrom(SortDirection|string|null $value): ?SortDirection
+    {
+        if ($value instanceof SortDirection) {
+            return $value;
+        }
+
+        return match ($value === null ? null : strtolower($value)) {
+            self::ASC => SortDirection::Ascending,
+            self::DESC => SortDirection::Descending,
+            default => null,
+        };
+    }
+}