Add 'page' field to paginator links (#56603)

* Add 'page' field to paginator links

* Update test to check 'page' field in pagination links

Author: compico

src/Illuminate/Pagination/LengthAwarePaginator.php

@@ -121,16 +121,19 @@ public function linkCollection()
                 return [
                     'url' => $url,
                     'label' => (string) $page,
+                    'page' => $page,
                     'active' => $this->currentPage() === $page,
                 ];
             });
         })->prepend([
             'url' => $this->previousPageUrl(),
             'label' => function_exists('__') ? __('pagination.previous') : 'Previous',
+            'page' => $this->currentPage() > 1 ? $this->currentPage() - 1 : null,
             'active' => false,
         ])->push([
             'url' => $this->nextPageUrl(),
             'label' => function_exists('__') ? __('pagination.next') : 'Next',
+            'page' => $this->hasMorePages() ? $this->currentPage() + 1 : null,
             'active' => false,
         ]);
     }

tests/Integration/Http/ResourceTest.php

@@ -901,7 +901,7 @@ public function testResourcesMayCustomizeJsonOptionsOnPaginatedResponse()
         );
 
         $this->assertEquals(
-            '{"data":[{"id":5,"title":"Test Title","reading_time":3.0}],"links":{"first":"\/?page=1","last":"\/?page=1","prev":null,"next":null},"meta":{"current_page":1,"from":1,"last_page":1,"links":[{"url":null,"label":"« Previous","active":false},{"url":"\/?page=1","label":"1","active":true},{"url":null,"label":"Next »","active":false}],"path":"\/","per_page":15,"to":1,"total":10}}',
+            '{"data":[{"id":5,"title":"Test Title","reading_time":3.0}],"links":{"first":"\/?page=1","last":"\/?page=1","prev":null,"next":null},"meta":{"current_page":1,"from":1,"last_page":1,"links":[{"url":null,"label":"« Previous","page":null,"active":false},{"url":"\/?page=1","label":"1","page":1,"active":true},{"url":null,"label":"Next »","page":null,"active":false}],"path":"\/","per_page":15,"to":1,"total":10}}',
             $response->baseResponse->content()
         );
     }