HigherOrderWhenProxy.php
93 lines
| 1 | <?php |
| 2 | |
| 3 | namespace IAWPSCOPED\Illuminate\Support; |
| 4 | |
| 5 | /** @internal */ |
| 6 | class HigherOrderWhenProxy |
| 7 | { |
| 8 | /** |
| 9 | * The target being conditionally operated on. |
| 10 | * |
| 11 | * @var mixed |
| 12 | */ |
| 13 | protected $target; |
| 14 | /** |
| 15 | * The condition for proxying. |
| 16 | * |
| 17 | * @var bool |
| 18 | */ |
| 19 | protected $condition; |
| 20 | /** |
| 21 | * Indicates whether the proxy has a condition. |
| 22 | * |
| 23 | * @var bool |
| 24 | */ |
| 25 | protected $hasCondition = \false; |
| 26 | /** |
| 27 | * Determine whether the condition should be negated. |
| 28 | * |
| 29 | * @var bool |
| 30 | */ |
| 31 | protected $negateConditionOnCapture; |
| 32 | /** |
| 33 | * Create a new proxy instance. |
| 34 | * |
| 35 | * @param mixed $target |
| 36 | * @return void |
| 37 | */ |
| 38 | public function __construct($target) |
| 39 | { |
| 40 | $this->target = $target; |
| 41 | } |
| 42 | /** |
| 43 | * Set the condition on the proxy. |
| 44 | * |
| 45 | * @param bool $condition |
| 46 | * @return $this |
| 47 | */ |
| 48 | public function condition($condition) |
| 49 | { |
| 50 | [$this->condition, $this->hasCondition] = [$condition, \true]; |
| 51 | return $this; |
| 52 | } |
| 53 | /** |
| 54 | * Indicate that the condition should be negated. |
| 55 | * |
| 56 | * @return $this |
| 57 | */ |
| 58 | public function negateConditionOnCapture() |
| 59 | { |
| 60 | $this->negateConditionOnCapture = \true; |
| 61 | return $this; |
| 62 | } |
| 63 | /** |
| 64 | * Proxy accessing an attribute onto the target. |
| 65 | * |
| 66 | * @param string $key |
| 67 | * @return mixed |
| 68 | */ |
| 69 | public function __get($key) |
| 70 | { |
| 71 | if (!$this->hasCondition) { |
| 72 | $condition = $this->target->{$key}; |
| 73 | return $this->condition($this->negateConditionOnCapture ? !$condition : $condition); |
| 74 | } |
| 75 | return $this->condition ? $this->target->{$key} : $this->target; |
| 76 | } |
| 77 | /** |
| 78 | * Proxy a method call on the target. |
| 79 | * |
| 80 | * @param string $method |
| 81 | * @param array $parameters |
| 82 | * @return mixed |
| 83 | */ |
| 84 | public function __call($method, $parameters) |
| 85 | { |
| 86 | if (!$this->hasCondition) { |
| 87 | $condition = $this->target->{$method}(...$parameters); |
| 88 | return $this->condition($this->negateConditionOnCapture ? !$condition : $condition); |
| 89 | } |
| 90 | return $this->condition ? $this->target->{$method}(...$parameters) : $this->target; |
| 91 | } |
| 92 | } |
| 93 |