|
1
|
|
|
<?php declare(strict_types=1); |
|
2
|
|
|
|
|
3
|
|
|
namespace Compolomus\Collection; |
|
4
|
|
|
|
|
5
|
|
|
use Compolomus\Collection\Linq; |
|
6
|
|
|
use InvalidArgumentException; |
|
7
|
|
|
|
|
8
|
|
|
class Collection |
|
9
|
|
|
{ |
|
10
|
|
|
public const ASC = 1; |
|
11
|
|
|
public const DESC = 0; |
|
12
|
|
|
|
|
13
|
|
|
private $generic; |
|
14
|
|
|
|
|
15
|
|
|
private $collection = []; |
|
16
|
|
|
|
|
17
|
13 |
|
public function __construct(string $class) |
|
18
|
|
|
{ |
|
19
|
13 |
|
$this->generic = $class; |
|
20
|
13 |
|
} |
|
21
|
|
|
|
|
22
|
10 |
|
public function addOne(object $object): self |
|
23
|
|
|
{ |
|
24
|
10 |
|
if (!($object instanceof $this->generic)) { |
|
25
|
2 |
|
throw new InvalidArgumentException('Object mast be instanceof ' . $this->generic . ' class, ' . get_class($object) . ' given'); |
|
26
|
|
|
} |
|
27
|
10 |
|
$this->collection[] = $object; |
|
28
|
|
|
|
|
29
|
10 |
|
return $this; |
|
30
|
|
|
} |
|
31
|
|
|
|
|
32
|
5 |
|
public function addAll(array $objects): self |
|
33
|
|
|
{ |
|
34
|
5 |
|
array_map([$this, 'addOne'], $objects); |
|
35
|
|
|
|
|
36
|
5 |
|
return $this; |
|
37
|
|
|
} |
|
38
|
|
|
|
|
39
|
3 |
|
public function count(): int |
|
40
|
|
|
{ |
|
41
|
3 |
|
return count($this->collection); |
|
42
|
|
|
} |
|
43
|
|
|
|
|
44
|
2 |
|
public function immutable(): self |
|
45
|
|
|
{ |
|
46
|
2 |
|
return clone $this; |
|
47
|
|
|
} |
|
48
|
|
|
|
|
49
|
3 |
|
public function getGeneric(): string |
|
50
|
|
|
{ |
|
51
|
3 |
|
return $this->generic; |
|
52
|
|
|
} |
|
53
|
|
|
|
|
54
|
1 |
|
private function cmp(string $key, int $order): callable |
|
55
|
|
|
{ |
|
56
|
|
|
return static function(object $a, object $b) use ($key, $order) { |
|
57
|
1 |
|
return $order ? $a->$key <=> $b->$key : $b->$key <=> $a->$key; |
|
58
|
1 |
|
}; |
|
59
|
|
|
} |
|
60
|
|
|
|
|
61
|
|
|
public function where(string $query): self |
|
62
|
|
|
{ |
|
63
|
|
|
$linq = new Linq($this); |
|
64
|
|
|
|
|
65
|
|
|
return (new self($this->getGeneric()))->addAll($linq->where($query)->get()); |
|
66
|
|
|
} |
|
67
|
|
|
|
|
68
|
1 |
|
public function sort(string $key, int $order = Collection::ASC): self |
|
69
|
|
|
{ |
|
70
|
1 |
|
uasort($this->collection, $this->cmp($key, $order)); |
|
71
|
|
|
|
|
72
|
1 |
|
return $this; |
|
73
|
|
|
} |
|
74
|
|
|
|
|
75
|
3 |
|
public function limit(int $limit, int $offset = 0): self |
|
76
|
|
|
{ |
|
77
|
3 |
|
$this->collection = array_slice($this->collection, $offset, $limit); |
|
78
|
|
|
|
|
79
|
3 |
|
return $this; |
|
80
|
|
|
} |
|
81
|
|
|
|
|
82
|
6 |
|
public function get(): array |
|
83
|
|
|
{ |
|
84
|
6 |
|
return $this->collection; |
|
85
|
|
|
} |
|
86
|
|
|
} |
|
87
|
|
|
|
Compolomus /
Collection
