@props(['alternates' => null])

@php
$supportedLocales = config('wasoria.supported_locales', ['fr', 'en']);
$defaultLocale = config('wasoria.default_locale', 'fr');

if (! $alternates) {
    // Auto-generate alternates from current route name
    $currentRouteName = Route::currentRouteName() ?? '';
    // Strip locale prefix: "fr.approach" → "approach"
    $baseName = preg_replace('/^(' . implode('|', $supportedLocales) . ')\./', '', $currentRouteName);
    $routeParams = Route::current()?->parameters() ?? [];

    $alternates = [];
    foreach ($supportedLocales as $locale) {
        try {
            $alternates[$locale] = route("{$locale}.{$baseName}", $routeParams, true);
        } catch (\Throwable) {
            // Route may not exist for this locale
        }
    }
}
@endphp

@foreach($alternates as $locale => $url)
@if($locale !== 'x-default')
<link rel="alternate" hreflang="{{ $locale }}" href="{{ $url }}">
@endif
@endforeach
@if(isset($alternates['x-default']))
<link rel="alternate" hreflang="x-default" href="{{ $alternates['x-default'] }}">
@elseif(isset($alternates[$defaultLocale]))
<link rel="alternate" hreflang="x-default" href="{{ $alternates[$defaultLocale] }}">
@endif