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<?php |
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namespace Noitran\RQL\Processors; |
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use Illuminate\Database\Eloquent\Builder; |
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use Illuminate\Database\Eloquent\Model; |
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use Noitran\RQL\Contracts\Expression\ExprInterface; |
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use Noitran\RQL\Contracts\Processor\ProcessorInterface; |
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use Noitran\RQL\Expressions\OrExpr; |
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use Noitran\RQL\ExprQueue; |
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/** |
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* Class EloquentProcessor |
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*/ |
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class EloquentProcessor implements ProcessorInterface |
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{ |
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/** |
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* @var Builder |
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*/ |
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protected $builder; |
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/** |
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* @var array |
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*/ |
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protected static $methodMap = [ |
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'$eq' => 'where', |
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'$notEq' => 'where', |
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'$lt' => 'where', |
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'$lte' => 'where', |
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'$gt' => 'where', |
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'$gte' => 'where', |
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'$like' => 'where', |
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'$in' => 'whereIn', |
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'$notIn' => 'whereNotIn', |
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'$between' => 'whereBetween', |
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'$or' => null, |
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]; |
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/** |
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* @var array |
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*/ |
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protected static $comparisonMethods = [ |
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'$eq', |
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'$notEq', |
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'$lt', |
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'$lte', |
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'$gt', |
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'$gte', |
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'$like', |
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]; |
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/** |
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* EloquentProcessor constructor. |
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* |
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* @param Builder $builder |
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*/ |
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public function __construct($builder) |
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{ |
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$this->builder = $builder; |
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} |
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/** |
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* @return Builder|Model |
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*/ |
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public function getBuilder() |
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{ |
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return $this->builder; |
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} |
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/** |
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* @param ExprQueue $exprClasses |
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* |
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* @return Builder |
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*/ |
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public function process(ExprQueue $exprClasses): Builder |
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{ |
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foreach ($exprClasses as $exprClass) { |
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/** @var ExprInterface $exprClass */ |
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if (in_array($exprClass->getExpression(), self::$comparisonMethods, true)) { |
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return $this->applyComparison($exprClass); |
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} |
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if (in_array($exprClass->getExpression(), ['$in', '$notIn', '$between'], true)) { |
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return $this->applyIfValueIsArray($exprClass); |
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} |
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if ($exprClass instanceof OrExpr) { |
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return $this->applyOr($exprClass); |
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} |
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} |
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return $this->getBuilder(); |
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} |
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/** |
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* @param ExprInterface $exprClass |
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* |
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* @return Builder |
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*/ |
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protected function applyComparison(ExprInterface $exprClass): Builder |
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{ |
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$method = self::$methodMap[$exprClass->getExpression()]; |
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return $this->getBuilder()->{$method}( |
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$exprClass->getColumn(), |
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$exprClass->getOperator(), |
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$exprClass->getValue() |
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); |
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} |
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/** |
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* @param ExprInterface $exprClass |
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* |
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* @return Builder |
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*/ |
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protected function applyIfValueIsArray(ExprInterface $exprClass): Builder |
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{ |
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$method = self::$methodMap[$exprClass->getExpression()]; |
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return $this->getBuilder()->{$method}( |
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$exprClass->getColumn(), |
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$exprClass->getValue() |
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); |
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} |
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/** |
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* @param ExprInterface $exprClass |
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* |
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* @return Builder |
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*/ |
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protected function applyOr(ExprInterface $exprClass): Builder |
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{ |
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return $this->getBuilder()->where(function (Builder $builder) use ($exprClass) { |
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$values = $exprClass->getValue(); |
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foreach ($values as $value) { |
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$builder->orWhere($exprClass->getColumn(), $value); |
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} |
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return $builder; |
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}); |
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} |
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} |
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noitran /
rql
