Add macro to generate localized URL's for the current route

Author: ivanvermeyen

src/LocalizedRoutesServiceProvider.php

@@ -2,6 +2,7 @@
 
 namespace CodeZero\LocalizedRoutes;
 
+use CodeZero\LocalizedRoutes\Macros\LocalizedUrlMacro;
 use CodeZero\LocalizedRoutes\Macros\UriTranslationMacro;
 use CodeZero\LocalizedRoutes\Macros\LocalizedRoutesMacro;
 use CodeZero\Localizer\Localizer;
@@ -47,6 +48,7 @@ public function register()
     protected function registerMacros()
     {
         LocalizedRoutesMacro::register();
+        LocalizedUrlMacro::register();
         UriTranslationMacro::register();
     }
 

src/Macros/LocalizedUrlMacro.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace CodeZero\LocalizedRoutes\Macros;
+
+use Illuminate\Support\Facades\Route;
+
+class LocalizedUrlMacro
+{
+    /**
+     * Register the macro.
+     *
+     * @return void
+     */
+    public static function register()
+    {
+        Route::macro('localizedUrl', function ($locale = null, $parameters = null, $absolute = true) {
+            return route(Route::currentRouteName(), $parameters ?: Route::current()->parameters(), $absolute, $locale);
+        });
+    }
+}

tests/Unit/Macros/CurrentUrlMacroTest.php

@@ -0,0 +1,110 @@
+<?php
+
+namespace CodeZero\LocalizedRoutes\Tests\Unit\Macros;
+
+use CodeZero\LocalizedRoutes\Tests\Stubs\Model;
+use CodeZero\LocalizedRoutes\Tests\TestCase;
+use Illuminate\Support\Facades\App;
+use Illuminate\Support\Facades\Route;
+
+class CurrentUrlMacroTest extends TestCase
+{
+    /** @test */
+    public function it_automatically_generates_urls_with_localized_route_keys_for_the_current_route_using_route_model_binding()
+    {
+        $this->setSupportedLocales(['en', 'nl']);
+
+        $model = (new Model([
+            'slug' => [
+                'en' => 'en-slug',
+                'nl' => 'nl-slug',
+            ],
+        ]))->setKeyName('slug');
+
+        App::instance(Model::class, $model);
+
+        Route::localized(function () {
+            Route::get('route/{model}', function (Model $model) {
+                return [
+                    'current' => Route::localizedUrl(),
+                    'en' => Route::localizedUrl('en'),
+                    'nl' => Route::localizedUrl('nl'),
+                ];
+            })->middleware(['web']);
+        });
+
+        $response = $this->call('GET', '/en/route/en-slug');
+        $response->assertOk();
+        $this->assertEquals([
+            'current' => url('/en/route/en-slug'),
+            'en' => url('/en/route/en-slug'),
+            'nl' => url('/nl/route/nl-slug'),
+        ], $response->original);
+    }
+
+    /** @test */
+    public function it_cannot_guess_a_localized_route_key_without_route_model_binding()
+    {
+        $this->setSupportedLocales(['en', 'nl']);
+
+        $model = (new Model([
+            'slug' => [
+                'en' => 'en-slug',
+                'nl' => 'nl-slug',
+            ],
+        ]))->setKeyName('slug');
+
+        App::instance(Model::class, $model);
+
+        Route::localized(function () {
+            Route::get('route/{slug}', function ($slug) {
+                return [
+                    'current' => Route::localizedUrl(),
+                    'en' => Route::localizedUrl('en'),
+                    'nl' => Route::localizedUrl('nl'),
+                ];
+            });
+        });
+
+        $response = $this->call('GET', '/en/route/en-slug');
+        $response->assertOk();
+        $this->assertEquals([
+            'current' => url('/en/route/en-slug'),
+            'en' => url('/en/route/en-slug'),
+            'nl' => url('/nl/route/en-slug'), // Wrong slug!
+        ], $response->original);
+    }
+
+    /** @test */
+    public function you_can_pass_it_a_model_with_a_localized_route_key()
+    {
+        $this->setSupportedLocales(['en', 'nl']);
+
+        $model = (new Model([
+            'slug' => [
+                'en' => 'en-slug',
+                'nl' => 'nl-slug',
+            ],
+        ]))->setKeyName('slug');
+
+        App::instance(Model::class, $model);
+
+        Route::localized(function () use ($model) {
+            Route::get('route/{slug}', function ($slug) use ($model) {
+                return [
+                    'current' => Route::localizedUrl(),
+                    'en' => Route::localizedUrl('en', [$model]),
+                    'nl' => Route::localizedUrl('nl', [$model]),
+                ];
+            });
+        });
+
+        $response = $this->call('GET', '/en/route/en-slug');
+        $response->assertOk();
+        $this->assertEquals([
+            'current' => url('/en/route/en-slug'),
+            'en' => url('/en/route/en-slug'),
+            'nl' => url('/nl/route/nl-slug'),
+        ], $response->original);
+    }
+}