1 <?php
 2 
 3 namespace Docoflow\Entity;
 4 
 5 use Exception;
 6 use Docoflow\Traits\Entity;
 7 use Docolight\Support\Collection;
 8 use Docoflow\Traits\BulkValidator;
 9 
10 /**
11  * Step entities.
12  *
13  * @author Krisan Alfa Timur <krisanalfa@docotel.co.id>
14  */
15 class Step extends Collection
16 {
17     use Entity, BulkValidator;
18 
19     /**
20      * Group entities. Useful to determine a verificator group.
21      *
22      * @var \Docoflow\Entity\Group.
23      */
24     protected $groups;
25 
26     /**
27      * Rebuild a barely new step to a readable array.
28      *
29      * @return \Docoflow\Entity\Step
30      */
31     public function rebuild()
32     {
33         $steps = new static();
34 
35         foreach ($this as $step) {
36             $step = fluent($step);
37 
38             if (! $stepId = $step->{'$id'}) {
39                 throw new Exception("Step doesn't have an id.");
40             }
41 
42             $steps[$stepId] = $step;
43             $steps[$stepId]->groups = new Group();
44         }
45 
46         return $steps;
47     }
48 
49     /**
50      * Push group to existing implemetation, so we can determine verificator group later.
51      *
52      * @param int   $groupId
53      * @param array $group
54      *
55      * @return void
56      */
57     public function pushGroup($groupId, $group)
58     {
59         if (! $this->groups) {
60             $this->groups = new Group;
61         }
62 
63         $this->groups->offsetSet($groupId, $group);
64     }
65 
66     /**
67      * Determine whether group is exist.
68      *
69      * @param id $groupId
70      *
71      * @return boolean
72      */
73     public function hasGroup($groupId)
74     {
75         return ($this->groups instanceof Group) ? $this->groups->has($groupId) : false;
76     }
77 
78     /**
79      * Get group determine by it's id.
80      *
81      * @param int $groupId
82      *
83      * @return null|array
84      */
85     public function getGroup($groupId)
86     {
87         return ($this->groups instanceof Group) ? $this->groups->offsetGet($groupId) : null;
88     }
89 }
90