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<?php |
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namespace MarcusCampos\Dealer; |
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use Exception; |
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class Parser |
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{ |
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/** |
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* @var string |
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*/ |
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private $regex = "/[,]+(?![^\(]*\))/"; |
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/** |
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* Parse |
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* |
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* @param string $queryText |
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* @return array |
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*/ |
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public function parse($queryText) |
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{ |
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$splitedValues = explode('->', $queryText); |
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$response = []; |
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$hasModel = false; |
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foreach ($splitedValues as $value) { |
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$key = substr($value, 0, strpos($value, '(')); |
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$stringBetweenParentheses = $this->getStringBetween($value, '(', ')'); |
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switch($key) { |
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case 'filters': |
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$response['filters'] = preg_split($this->regex, $stringBetweenParentheses); |
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$response = $this->parseArgs('filters', $response); |
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break; |
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case 'orderBy': |
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$response['orderBy'] = explode(',', $this->getStringBetween($value, '(', ')')); |
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break; |
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case 'limit': |
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$response['limit'] = $this->getStringBetween($value, '(', ')'); |
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break; |
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case 'paginate': |
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$response['paginate'] = $this->getStringBetween($value, '(', ')'); |
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break; |
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case 'groupBy': |
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$response['groupBy'] = $this->getStringBetween($value, '(', ')'); |
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break; |
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default: |
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if (!$hasModel) { |
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$response['model'] = ucfirst($key); |
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$response['fields'] = preg_split($this->regex, $stringBetweenParentheses); |
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$response = $this->parseArgs('fields',$response); |
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$hasModel = true; |
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} else { |
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throw new Exception('You have a syntax problem near "'.$key.'"'); |
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} |
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break; |
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} |
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} |
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return $response; |
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} |
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/** |
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* Get string between chars |
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* |
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* @param string $str |
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* @param string $from |
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* @param string $to |
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* @return string |
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*/ |
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private function getStringBetween($str, $from, $to) |
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{ |
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$sub = substr($str, strpos($str, $from)+strlen($from),strlen($str)); |
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return substr($sub,0, strrpos($sub, $to)); |
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} |
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/** |
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* Parse arguments |
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* |
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* @param string $element |
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* @param array $data |
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* @return array |
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*/ |
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private function parseArgs(string $element, array $data) |
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{ |
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$response = $data; |
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foreach ($response[$element] as $index => $value) { |
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if (strpos($value, '(') + strpos($value, ')') > 1) { |
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$fKey = substr($value, 0, strpos($value, '(')); |
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$fStringBetween = $this->getStringBetween($value, '(', ')'); |
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$response[$element]['extends'][] = [ |
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"name" => $fKey, 'args' => $fStringBetween ? preg_split($this->regex, str_replace('\'', '',$fStringBetween)) : null |
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]; |
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unset($response[$element][$index]); |
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continue; |
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} |
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$response[$element]['only'][] = $value; |
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unset($response[$element][$index]); |
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} |
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return $response; |
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} |
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} |
marcus-campos /
dealer
