<?php

namespace App\Http\Middleware;

use Illuminate\Support\Str;

/**
 * Class SiteResolver
 *
 * Does set the current site depending on the host / domain name using the site config file
 */
class SiteResolver extends AbstractResolver
{
    /**
     * Set site on Application.
     *
     * @param \Illuminate\Http\Request $request
     * @param \Closure $next
     * @return mixed
     */
    public function handle($request, \Closure $next)
    {
        // Check if route should be excluded from resolving
        if ($this->isExcludedFromResolving($request)) {


            // Enforce kms to .be
            if(app()->environment('production') && Str::startsWith($request->path(), 'kms') && $request->root() !== 'https://farmfun.be') {
                return redirect('https://farmfun.be/'.$request->path());
            }


            return $next($request);
        }

        $site = $this->siteService->getCurrentSite();
        if (! $site->exists && ! config('app.multipleSites')) {
            throw new \RuntimeException("SiteResolver: This site doesn't exists. Make a new Site with this slug:'".$siteSlug."'  or rename the desired site to this slug.");
        }

        // Determine the site version (so for now either 'nl' or 'be'
        if(Str::contains($request->root(), [':8008', 'farmfun.nl'])) {
            config()->set('site.site_version', 'nl');
            config()->set('mail.from.address', 'info@farmfun.nl');
            \App::setLocale('nl_nl');
        }

        // Only check for redirects on production
        if (\App::environment() == 'production') {

            $redirectPath = $this->getHttpsRedirectPathIfNeeded($request->root(), $request->path());
            if (! empty($redirectPath)) {
                return redirect($redirectPath);
            }
        }


        // Check if defined language is one of the languages of this site
        // if not throw error, because it shouldn't happen...
        if (! $site->languages->contains(\App::getLanguage())) {
            throw new \InvalidArgumentException('SiteResolver: Defined app language with iso_2 ('.\App::getLanguage()->iso_2.") doesn't exist in this site (id: ".$site->id.'), so check how this could happen.');
        }

        //Return the Request, and check the other routes
        return $next($request);
    }


    /**
     * Get Https redirect path if needed
     *
     * @param string $siteSlug
     * @param string $root
     * @param string $path
     * @return string|null
     */
    private function getHttpsRedirectPathIfNeeded(string $root, string $path)
    {
        // If we aren't on production we don't want to redirect

        if (Str::contains($root, 'farmfun.nl')) {
            if ($root !== 'https://farmfun.nl') {

                $redirectPath = 'https://farmfun.nl';
                if (isset($path) && ! in_array($path, ['', '/', 'index.php'])) {
                    $redirectPath .= '/'.$path;
                }

                return $redirectPath;
            }
        }
        else {
            if ($root !== 'https://farmfun.be') {

                $redirectPath = 'https://farmfun.be';
                if (isset($path) && ! in_array($path, ['', '/', 'index.php'])) {
                    $redirectPath .= '/'.$path;
                }

                return $redirectPath;
            }
        }

        return null;
    }
}