make Link field arrayable

src/Fieldtypes/Link.php

@@ -3,13 +3,18 @@
 namespace Statamic\Fieldtypes;
 
 use Facades\Statamic\Routing\ResolveRedirect;
+use Statamic\Contracts\Assets\Asset as AssetContract;
+use Statamic\Contracts\Data\Localization;
 use Statamic\Contracts\Entries\Collection;
 use Statamic\Contracts\Entries\Entry;
 use Statamic\Facades;
+use Statamic\Facades\Asset;
 use Statamic\Facades\Blink;
 use Statamic\Facades\Site;
+use Statamic\Fields\ArrayableString;
 use Statamic\Fields\Field;
 use Statamic\Fields\Fieldtype;
+use Statamic\Structures\Page;
 use Statamic\Support\Str;
 
 class Link extends Fieldtype
@@ -46,9 +51,13 @@ public function augment($value)
             return null;
         }
 
-        $redirect = ResolveRedirect::resolve($value, $this->field->parent(), true);
+        if (is_null($item = $this->resolve($value))) {
+            return null;
+        }
+
+        // $redirect = ResolveRedirect::resolve($value, $this->field->parent(), true);
 
-        return $redirect === 404 ? null : $redirect;
+        return new ArrayableLink($item);
     }
 
     public function preload()
@@ -174,4 +183,84 @@ private function showAssetOption()
     {
         return $this->config('container') !== null;
     }
+
+    private function resolve($value): string|Entry|AssetContract|null
+    {
+        if ($value === '@child') {
+            return $this->firstChildUrl($this->field->parent());
+        }
+
+        if (Str::startsWith($value, 'entry::')) {
+            return $this->findEntry(
+                Str::after($value, 'entry::'),
+                $this->field->parent(),
+                true
+            );
+        }
+
+        if (Str::startsWith($value, 'asset::')) {
+            return Asset::find(Str::after($value, 'asset::'));
+        }
+
+        return $value;
+    }
+
+    private function findEntry($id, $parent, $localize)
+    {
+        if (! ($entry = Facades\Entry::find($id))) {
+            return null;
+        }
+
+        if (! $localize) {
+            return $entry;
+        }
+
+        $site = $parent instanceof Localization
+            ? $parent->locale()
+            : Site::current()->handle();
+
+        return $entry->in($site) ?? $entry;
+    }
+
+    private function firstChildUrl($parent)
+    {
+        if (! $parent || ! $parent instanceof Entry) {
+            throw new \Exception("Cannot resolve a page's child redirect without providing a page.");
+        }
+
+        if (! $parent instanceof Page && $parent instanceof Entry) {
+            $parent = $parent->page();
+        }
+
+        $children = $parent->isRoot()
+            ? $parent->structure()->in($parent->locale())->pages()->all()->slice(1, 1)
+            : $parent->pages()->all();
+
+        if ($children->isEmpty()) {
+            return 404;
+        }
+
+        return $children->first()->url();
+    }
+}
+
+class ArrayableLink extends ArrayableString
+{
+    public function value()
+    {
+        if (is_string($this->value)) {
+            return $this->value;
+        }
+
+        return $this->value->url();
+    }
+
+    public function toArray()
+    {
+        if (is_string($this->value)) {
+            return ['url' => $this->value];
+        }
+
+        return $this->value->toAugmentedArray();
+    }
 }