feat: locale

app/Http/Requests/RegisterRequest.php

@@ -37,6 +37,7 @@ class RegisterRequest extends FormRequest
                 'unique:users,name',
             ],
             'email' => ['required', 'string', 'email', 'max:255', 'unique:users'],
+            'locale' => ['sometimes', 'string', Rule::in(config('app.supported_locales', ['fr', 'en']))],
             'password' => ['required', 'string', 'min:8'],
             'avatar' => ['sometimes', 'nullable', 'image', 'max:2048'],
             'bio' => ['nullable', 'string'],
@@ -56,4 +57,20 @@ class RegisterRequest extends FormRequest
             'avatar.max' => __('api.validation.image_max_2mb'),
         ];
     }
+
+    protected function prepareForValidation(): void
+    {
+        if ($this->has('locale')) {
+            $this->merge([
+                'locale' => $this->normalizeLocale((string) $this->input('locale')),
+            ]);
+        }
+    }
+
+    private function normalizeLocale(string $locale): string
+    {
+        $locale = strtolower(str_replace('_', '-', $locale));
+
+        return explode('-', $locale)[0];
+    }
 }