TomHart\Restful\LinkBuilder

Complexity

Total Complexity

8

Size/Duplication

Total Lines	59
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
B	buildLink()	0	48	8

<?php

namespace TomHart\Restful;

use Illuminate\Routing\Router;
use TomHart\Restful\Concerns\HasLinks;

class LinkBuilder
{
    /**
     * Builds a link if possible
     *
     * @param HasLinks $model
     * @param string $routePart
     * @param Router $router
     * @return mixed[]|bool
     */
    public static function buildLink(HasLinks $model, string $routePart, Router $router)
    {
        $routeStub = $model->getRouteName();

        if ($routeStub === null) {
            return false;
        }

        if (!$model->getKeyName()) {

The expression $model->getKeyName() of type string|null is loosely compared to false; this is ambiguous if the string can be empty. You might want to explicitly use === null instead.

            return false;
        }

        // Make the route name, and check if it exists.
        $routeName = "$routeStub.$routePart";

        if (!($route = $router->getRoutes()->getByName($routeName))) {
            return false;
        }

        // Get any params needed to build the URL.
        $params = [];
        switch ($routePart) {
            case 'destroy':
            case 'update':
            case 'show':
                $params = [$model->getRouteKey() => $model->getAttribute((string)$model->getKeyName())];
                break;
        }

        // Get the methods applicable to the route, ignoring HEAD and PATCH.
        $methods = collect($route->methods());
        $methods = $methods->filter(static function ($item) {
            return !in_array($item, ['HEAD', 'PATCH']);
        })->map(static function ($str) {
            return strtolower($str);
        });

        // If there's only 1, return just that, otherwise, return an array.
        if ($methods->count() === 1) {
            $methods = $methods->first();
        }

        // Add!
        return [
            'method' => $methods,
            'href' => route($routeName, $params, false)
        ];
    }
}