Malezha\Menu\Entity\Builder

Complexity

Total Complexity

41

Size/Duplication

Total Lines	393
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Test Coverage

Coverage

98.37%

Importance

Changes	18
Bugs	7	Features	3

25 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	15	2
A	submenu()	0	15	1
A	create()	0	13	2
A	insertBefore()	0	4	1
A	insertAfter()	0	4	1
A	has()	0	4	1
A	get()	0	7	2
A	getByIndex()	0	6	2
A	all()	0	4	1
A	forget()	0	6	2
A	getType()	0	4	1
A	setType()	0	4	1
A	render()	0	17	2
A	activeAttributes()	0	8	2
A	getView()	0	4	1
A	setView()	0	8	2
A	minifyHtmlOutput()	0	16	1
A	getRenderView()	0	14	4
A	linkFactory()	0	8	1
A	itemFactory()	0	15	2
A	saveItem()	0	5	1
A	builderFactory()	0	16	2
A	rebuildIndexesArray()	0	9	2
A	prepareInsert()	0	15	3
A	insert()	0	6	1

<?php
namespace Malezha\Menu\Entity;

use Illuminate\Contracts\Config\Repository;
use Illuminate\Contracts\Container\Container;
use Illuminate\Http\Request;
use Malezha\Menu\Contracts\Attributes as AttributesContract;
use Malezha\Menu\Contracts\Builder as BuilderContract;
use Malezha\Menu\Contracts\SubMenu as GroupContract;
use Malezha\Menu\Contracts\Item as ItemContract;
use Malezha\Menu\Contracts\Link as LinkContract;
use Malezha\Menu\Contracts\MenuRender;
use Malezha\Menu\Contracts\SubMenu as SubMenuContract;
use Malezha\Menu\Traits\HasAttributes;

/**
 * Class Builder
 * @package Malezha\Menu\Entity
 */
class Builder implements BuilderContract
{
    use HasAttributes;

    /**
     * @var Container
     */
    protected $app;

    /**
     * @var array
     */
    protected $items;

    /**
     * @var array
     */
    protected $indexes = [];

    /**
     * @var string
     */
    protected $name;

    /**
     * @var string
     */
    protected $type;

    /**
     * @var AttributesContract
     */
    protected $activeAttributes;

    /**
     * @var MenuRender
     */
    protected $viewFactory;

    /**
     * @var array
     */
    protected $config;

    /**
     * @var string
     */
    protected $view = null;
    
    /**
     * @inheritDoc
     */
    public function __construct(Container $container, $name, AttributesContract $attributes,
                                AttributesContract $activeAttributes, $type = self::UL, $view = null)
    {
        $this->app = $container;
        $this->name = $name;
        $this->type = $type;
        $this->attributes = $attributes;
        $this->items = [];
        $this->activeAttributes = $activeAttributes;
        $this->viewFactory = $this->app->make(MenuRender::class);
        $this->config = $this->app->make(Repository::class)->get('menu');
        try {
            $this->setView($view);
        } catch (\Exception $e) {}

Consider adding a comment why this CATCH block is empty.

    }

    /**
     * @inheritDoc
     */
    public function submenu($name, \Closure $itemCallable, \Closure $menuCallable)
    {
        $link = $this->linkFactory($name);
        $item = $this->itemFactory($link, [], $itemCallable);
        $menu = $this->builderFactory($name, [], $this->activeAttributes()->all(), $menuCallable);

        $group = $this->app->make(GroupContract::class, [
            'menu' => $menu,
            'item' => $item,
        ]);
        
        $this->saveItem($name, $group);

        return $group;
    }

    /**
     * @inheritDoc
     */
    public function create($name, $title, $url, $attributes = [], $linkAttributes = [], $callback = null)
    {
        if ($this->has($name)) {
            throw new \RuntimeException("Duplicate menu key \"${name}\"");
        }

        $link = $this->linkFactory($title, $url, $linkAttributes);
        $item = $this->itemFactory($link, $attributes, $callback);

        $this->saveItem($name, $item);

        return $item;
    }

    /**
     * @inheritDoc
     */
    public function insertBefore($name, \Closure $callback)
    {
        $this->insert($this->indexes[$name], $this->prepareInsert($name, $callback));
    }

    /**
     * @inheritDoc
     */
    public function insertAfter($name, \Closure $callback)
    {
        $this->insert($this->indexes[$name] + 1, $this->prepareInsert($name, $callback));
    }

    /**
     * @inheritDoc
     */
    public function has($name)
    {
        return array_key_exists($name, $this->items);
    }

    /**
     * @inheritDoc
     */
    public function get($name, $default = null)
    {
        if ($this->has($name)) {
            return $this->items[$name];
        }
        return $default;
    }

    /**
     * @inheritDoc
     */
    public function getByIndex($index, $default = null)
    {
        $key = array_search($index, $this->indexes);
        
        return $key === false ? $default : $this->get($key, $default);
    }

    /**
     * @inheritDoc
     */
    public function all()
    {
        return $this->items;
    }

    /**
     * @inheritDoc
     */
    public function forget($name)
    {
        if ($this->has($name)) {
            unset($this->items[$name]);
        }
    }

    /**
     * @inheritDoc
     */
    public function getType()
    {
        return $this->type;
    }

    /**
     * @inheritDoc
     */
    public function setType($type)
    {
        $this->type = (string) $type;
    }

    /**
     * @inheritDoc
     */
    public function render($renderView = null)
    {
        $view = $this->getRenderView($renderView);

        $minify = $this->config['minify'];

        $rendered = $this->viewFactory->make($view)->with([
            'menu' => $this,
            'renderView' => $renderView,
        ])->render();
        
        if ($minify) {
            $rendered = $this->minifyHtmlOutput($rendered);
        }
        
        return $rendered;
    }

    /**
     * @inheritDoc
     */
    public function activeAttributes($callback = null)
    {
        if (is_callable($callback)) {
            return call_user_func($callback, $this->activeAttributes);
        }

        return $this->activeAttributes;
    }

    /**
     * @inheritDoc
     */
    public function getView()
    {
        return $this->view;
    }

    /**
     * @inheritDoc
     */
    public function setView($view)
    {
        if (!$this->viewFactory->exists($view)) {
            throw new \Exception('View not found');
        }
        
        $this->view = $view;
    }

    /**
     * Minify html
     *
     * @param string $html
     * @return string
     */
    protected function minifyHtmlOutput($html)
    {
        $search = array(
            '/\>[^\S]+/s', // strip whitespaces after tags, except space
            '/[^\S]+\</s', // strip whitespaces before tags, except space
            '/(\s)+/s'       // shorten multiple whitespace sequences
        );

        $replace = array(
            '>',
            '<',
            '\\1'
        );

        return preg_replace($search, $replace, $html);
    }

    /**
     * Get view for render
     * 
     * @param string $view
     * @return string
     */
    protected function getRenderView($view = null)
    {
        $renderView = $this->config['view'];
        
        if (!empty($this->view)) {
            $renderView = $this->view;
        }
        
        if (!empty($view) && $this->viewFactory->exists($view)) {
            $renderView = $view;
        }
        
        return $renderView;
    }

    /**
     * @param string $title
     * @param string $url
     * @param array $attributes
     * @return LinkContract
     */
    protected function linkFactory($title = '', $url = '#', $attributes = [])
    {
        return $this->app->make(LinkContract::class, [
            'title' => $title,
            'url' => $url,
            'attributes' => $this->app->make(AttributesContract::class, ['attributes' => $attributes]),
        ]);
    }

    /**
     * @param LinkContract $link
     * @param array $attributes
     * @param \Closure $callback
     * @return ItemContract
     */
    protected function itemFactory($link, $attributes = [], $callback = null)
    {
        $item = $this->app->make(ItemContract::class, [
            'builder' => $this,
            'attributes' => $this->app->make(AttributesContract::class, ['attributes' => $attributes]),
            'link' => $link,
            'request' => $this->app->make(Request::class),
        ]);

        if (is_callable($callback)) {
            call_user_func($callback, $item);
        }
        
        return $item;
    }

    /**
     * @param string $name
     * @param ItemContract|SubMenuContract $item
     */
    protected function saveItem($name, $item)
    {
        $this->items[$name] = $item;
        $this->indexes[$name] = count($this->items) - 1;
    }

    /**
     * @param string $name
     * @param array $attributes
     * @param array $activeAttributes
     * @param \Closure|null $callback
     * @return BuilderContract
     */
    protected function builderFactory($name, $attributes = [], $activeAttributes = [], $callback = null)
    {
        $menu = $this->app->make(BuilderContract::class, [
            'container' => $this->app,
            'name' => $name,
            'activeAttributes' => $this->app->make(AttributesContract::class, ['attributes' => $activeAttributes]),
            'attributes' => $this->app->make(AttributesContract::class, ['attributes' => $attributes]),
            'view' => $this->getView(),
        ]);

        if (is_callable($callback)) {
            call_user_func($callback, $menu);
        }

        return $menu;
    }

    protected function rebuildIndexesArray()
    {
        $this->indexes = [];
        $iterator = 0;

        foreach ($this->items as $key => $value) {
            $this->indexes[$key] = $iterator++;
        }
    }

    /**
     * @param string $name
     * @param \Closure $callback
     * @return array
     */
    protected function prepareInsert($name, $callback)
    {
        if (!$this->has($name)) {
            throw new \RuntimeException("Menu item \"${name}\" must be exists");
        }

        $forInsert = $this->builderFactory('tmp', [], [], $callback)->all();
        $diff = array_diff(array_keys(array_diff_key($this->items, $forInsert)), array_keys($this->items));

        if (count($diff) > 0) {
            throw new \RuntimeException('Duplicated keys: ' . implode(', ', array_keys($diff)));
        }
        
        return $forInsert;
    }

    /**
     * @param int $position
     * @param array $values
     */
    protected function insert($position, $values)
    {
        $firstArray = array_splice($this->items, 0, $position);
        $this->items = array_merge($firstArray, $values, $this->items);
        $this->rebuildIndexesArray();
    }
}