<?php


namespace App\Routes;


include_once($_SERVER['DOCUMENT_ROOT'] . '/App/Categories/CategoryRepository.php');
include_once($_SERVER['DOCUMENT_ROOT'] . '/App/Categories/CategoryTree.php');
include_once($_SERVER['DOCUMENT_ROOT'] . '/App/Routes/RouteRepository.php');


use App\Categories\CategoryRepository;
use App\Categories\CategoryTree;

class RouteService
{
    private $categoryTree;
    private $categoryRepo;
    private $routeRepo;

    public function __construct()
    {
        $this->categoryTree = new CategoryTree();
        $this->categoryRepo = new CategoryRepository();
        $this->routeRepo = new RoutesRepository();
    }

    /**
     * @return RoutesRepository
     */
    public function repo()
    {
        return $this->routeRepo;
    }

    /**
     * @param $category
     * @return \StdClass
     */
    public function createCategoryRoute($treeNode,$category)
    {
        // Create route
        $route = new \StdClass();
        $route->route_nl = $this->createCategoryRouteForLanguage($treeNode, $category, 'nl');
        $route->route_en = $this->createCategoryRouteForLanguage($treeNode, $category, 'en');

        return $route;
    }

    /**
     * @param $treeNode
     * @param $category
     * @param $lang
     * @return string
     */
    private function createCategoryRouteForLanguage($treeNode, $category, $lang)
    {
        $route = '';
        // If grandparent, start with grandparent
        if($treeNode->{'grandparent_title_' . $lang} != null)
            $route .= '/' . linkname($treeNode->{'grandparent_title_' . $lang});
        // If parent, add with parent
        if($treeNode->{'parent_title_' . $lang } != null)
            $route .= '/' . linkname($treeNode->{'parent_title_' . $lang });
        // Add title
        if($category->{'title_' . $lang } != null)
            $route .= '/' . linkname($category->{'title_' . $lang });
        // Strip the first slash
        return substr($route,1);
    }

    /**
     * Create route for products
     *
     * @param $titleNL
     * @param $titleEN
     * @return \StdClass
     */
    public function createProductRoute($productId, $titleNl, $titleEn, $categoryId)
    {
        // Get route prefix
        $routePrefixNl = $routePrefixEn = '/';
        if($categoryRoute = $this->routeRepo->findByRouteable($categoryId,'category'))
        {
            $routePrefixNl = $categoryRoute->route_nl . '/';
            $routePrefixEn = $categoryRoute->route_en . '/';
        }

        // Create route
        $route = new \StdClass();
        $route->route_nl = $routePrefixNl . linkname($titleNl) . '-' . $productId;
        $route->route_en = $routePrefixEn . linkname($titleEn) . '-' . $productId;

        return $route;
    }

    /**
     * Create route for brands
     *
     * @param $brand
     * @return string
     */
    public function createBrandRoute($brand)
    {
        return linkname($brand);
    }

    /**
     * Validate route
     *
     * @param $route
     * @param $routeable_id
     * @param $routeable_type
     * @return bool
     */
    public function isValid($route, $routeable_id, $routeable_type)
    {
        if( ! $this->routeRepo->unique($route,$routeable_id,$routeable_type)) return false;
        return true;
    }

    /**
     * @param $route
     * @param $routeable_id
     * @param $routeable_type
     * @return bool
     */
    public function update($route, $routeable_id, $routeable_type)
    {
        // Get the old route
        $oldRoute = $this->routeRepo->findByRouteable($routeable_id,$routeable_type);

        if( ! $oldRoute)
        {
            // Store new if no old route is found
            if( ! $this->routeRepo->store($route,$routeable_id,$routeable_type)) return false;
        }
        else
        {
            // Update routable route
            if( ! $this->routeRepo->update($route,$routeable_id,$routeable_type)) return false;
        }
        return true;
    }


    /**
     * @param $oldRoute
     * @param $newRoute
     */
    public function updateChildren($oldRoute, $newRoute)
    {
        // Get route children
        $children = $this->routeRepo->childrenByRoute($oldRoute);

        // Loop through each child
        foreach($children as $child)
        {
            // Replace old route with new route in child route
            $child->route_nl = str_replace($oldRoute->route_nl . '/',$newRoute->route_nl . '/',$child->route_nl);
            $child->route_en = str_replace($oldRoute->route_en . '/',$newRoute->route_en . '/',$child->route_en);

            // Update child route
            $this->routeRepo->update($child,
                $child->routeable_id,
                $child->routeable_type);
        }
    }
}