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<?php |
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declare(strict_types=1); |
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namespace BrenoRoosevelt\Validation; |
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use BrenoRoosevelt\Validation\Exception\ValidateOrFailTrait; |
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use BrenoRoosevelt\Validation\Rules\AllowsEmpty; |
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use BrenoRoosevelt\Validation\Rules\AllowsNull; |
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use BrenoRoosevelt\Validation\Rules\IsEmpty; |
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use BrenoRoosevelt\Validation\Rules\Required; |
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class RuleSet implements Rule, BelongsToField |
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{ |
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use RuleChainTrait, BelongsToFieldTrait, ValidateOrFailTrait; |
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/** @var Rule[] */ |
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private array $rules = []; |
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final public function __construct(?string $field = null, Rule | RuleSet ...$rules) |
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{ |
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$this->field = $field; |
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foreach ($rules as $ruleOrRuleSet) { |
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array_push( |
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$this->rules, |
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...($ruleOrRuleSet instanceof Rule ? [$ruleOrRuleSet] : $ruleOrRuleSet->rules()) |
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); |
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} |
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} |
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public static function new(): self |
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{ |
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return new self; |
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} |
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public static function of(string $field, Rule | RuleSet ...$rules): self |
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{ |
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return new self($field, ...$rules); |
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} |
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public static function withRules(Rule | RuleSet ...$rules): self |
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{ |
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return new self(null, ...$rules); |
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} |
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public function add(Rule | RuleSet ...$rules): static |
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{ |
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return new self($this->field, ...$this->rules, ...$rules); |
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} |
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/** @inheritDoc */ |
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public function validate(mixed $input, array $context = []): Result |
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{ |
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$errorReporting = new ErrorReporting; |
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if (!$this->shouldValidate($input)) { |
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return $errorReporting; |
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} |
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foreach ($this->rules as $rule) { |
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if ($rule instanceof BelongsToField) { |
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$rule = $rule->setField($this->getField()); |
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} |
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$errorReporting = $errorReporting->add($rule->validate($input, $context)); |
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} |
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return $errorReporting; |
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} |
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private function shouldValidate(mixed $input): bool |
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{ |
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if (null === $input && $this->hasAllowsNull()) { |
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return false; |
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} |
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if ((new IsEmpty)->isValid($input) && $this->hasAllowsEmpty()) { |
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return false; |
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} |
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return true; |
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} |
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public function hasRequired(): bool |
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{ |
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return $this->someRule(fn(Rule $rule) => $rule instanceof Required); |
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} |
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public function hasAllowsNull(): bool |
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{ |
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return $this->someRule(fn(Rule $rule) => $rule instanceof AllowsNull); |
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} |
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public function hasAllowsEmpty(): bool |
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{ |
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return $this->someRule(fn(Rule $rule) => $rule instanceof AllowsEmpty); |
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} |
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public function isEmpty(): bool |
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{ |
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return empty($this->rules); |
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} |
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/** @return Rule[] */ |
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public function rules(): array |
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{ |
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return $this->rules; |
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} |
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private function someRule(callable $callback): bool |
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{ |
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foreach ($this->rules as $rule) { |
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if (true === call_user_func_array($callback, [$rule])) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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brenoroosevelt /
php-validation
