feat: add option to keep filters from overview page in breadcrumb link

config/cp.php

@@ -157,4 +157,20 @@
     'thumbnail_presets' => [
         // 'medium' => 800,
     ],
+
+    /*
+    |--------------------------------------------------------------------------
+    | Breadcrumbs
+    |--------------------------------------------------------------------------
+    |
+    | Here you can define if the breadcrumb on a collection entry or
+    | taxonomy term single view that points back to the list view should
+    | contain the filters that were used on that list before entering
+    | the single view.
+    |
+    */
+
+    'breadcrumbs' => [
+        'add_filters_from_overview' => false
+    ],
 ];

src/CP/Breadcrumbs.php

@@ -3,8 +3,11 @@
 namespace Statamic\CP;
 
 use Illuminate\Contracts\Support\Arrayable;
+use Illuminate\Support\Facades\Request;
+use Illuminate\Support\Facades\Route;
 use JsonSerializable;
 use Statamic\Statamic;
+use Statamic\Support\Str;
 
 class Breadcrumbs implements Arrayable, JsonSerializable
 {
@@ -48,4 +51,31 @@ public function title($title = null)
 
         return $crumbs->reverse()->join($arrow);
     }
+
+    public static function addFiltersFromReferer(string $validRefererRoute, string $handle)
+    {
+        if (! config('statamic.cp.breadcrumbs.add_filters_from_overview')) {
+            return false;
+        }
+
+        $referer = request()->headers->get('referer');
+        if (! $referer) {
+            return false;
+        }
+
+        $refererRequest = Request::create($referer);
+        if (Route::getRoutes()->match($refererRequest)?->uri() !== $validRefererRoute) {
+            return false;
+        }
+
+        if (! Str::contains($refererRequest->getPathInfo(), $handle)) {
+            return false;
+        }
+
+        if (! $refererRequest->hasAny(['sort', 'order', 'filters', 'search'])) {
+            return false;
+        }
+
+        return true;
+    }
 }

src/Entries/Collection.php

@@ -4,9 +4,11 @@
 
 use ArrayAccess;
 use Illuminate\Contracts\Support\Arrayable;
+use Illuminate\Support\Facades\Request;
 use InvalidArgumentException;
 use Statamic\Contracts\Data\Augmentable as AugmentableContract;
 use Statamic\Contracts\Entries\Collection as Contract;
+use Statamic\CP\Breadcrumbs;
 use Statamic\Data\ContainsCascadingData;
 use Statamic\Data\ExistsAsFile;
 use Statamic\Data\HasAugmentedData;
@@ -265,6 +267,28 @@ public function showUrl()
         return cp_route('collections.show', $this->handle());
     }
 
+    public function breadcrumbUrl()
+    {
+        $cpRoute = config('statamic.cp.route');
+        if (! Breadcrumbs::addFiltersFromReferer("{$cpRoute}/collections/{collection}", $this->handle())) {
+            return $this->showUrl();
+        }
+
+        $refererRequest = Request::create(request()->headers->get('referer'));
+
+        $search = $refererRequest->input('search');
+        $sort = $refererRequest->input('sort');
+        $order = $refererRequest->input('order');
+        $filters = $refererRequest->input('filters');
+
+        return cp_route('collections.show', array_merge((array) $this->handle(), [
+            'sort' => $sort,
+            'order' => $order,
+            'filters' => $filters,
+            'search' => $search,
+        ]));
+    }
+
     public function editUrl()
     {
         return cp_route('collections.edit', $this->handle());

src/Http/Controllers/CP/Collections/EntriesController.php

@@ -545,7 +545,7 @@ protected function breadcrumbs($collection)
             ],
             [
                 'text' => $collection->title(),
-                'url' => $collection->showUrl(),
+                'url' => $collection->breadcrumbUrl(),
             ],
         ]);
     }

src/Http/Controllers/CP/Taxonomies/TermsController.php

@@ -354,7 +354,7 @@ protected function breadcrumbs($taxonomy)
             ],
             [
                 'text' => $taxonomy->title(),
-                'url' => $taxonomy->showUrl(),
+                'url' => $taxonomy->breadcrumbUrl(),
             ],
         ]);
     }

src/Taxonomies/Taxonomy.php

@@ -5,8 +5,10 @@
 use ArrayAccess;
 use Illuminate\Contracts\Support\Arrayable;
 use Illuminate\Contracts\Support\Responsable;
+use Illuminate\Support\Facades\Request;
 use Statamic\Contracts\Data\Augmentable as AugmentableContract;
 use Statamic\Contracts\Taxonomies\Taxonomy as Contract;
+use Statamic\CP\Breadcrumbs;
 use Statamic\Data\ContainsCascadingData;
 use Statamic\Data\ContainsSupplementalData;
 use Statamic\Data\ExistsAsFile;
@@ -81,6 +83,28 @@ public function showUrl()
         return cp_route('taxonomies.show', $this->handle());
     }
 
+    public function breadcrumbUrl()
+    {
+        $cpRoute = config('statamic.cp.route');
+        if (! Breadcrumbs::addFiltersFromReferer("{$cpRoute}/taxonomies/{taxonomy}", $this->handle())) {
+            return $this->showUrl();
+        }
+
+        $refererRequest = Request::create(request()->headers->get('referer'));
+
+        $search = $refererRequest->input('search');
+        $sort = $refererRequest->input('sort');
+        $order = $refererRequest->input('order');
+        $filters = $refererRequest->input('filters');
+
+        return cp_route('taxonomies.show', array_merge((array) $this->handle(), [
+            'sort' => $sort,
+            'order' => $order,
+            'filters' => $filters,
+            'search' => $search,
+        ]));
+    }
+
     public function editUrl()
     {
         return cp_route('taxonomies.edit', $this->handle());