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<?php |
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namespace HnrAzevedo\Datamanager; |
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use Exception; |
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abstract class Datamanager |
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{ |
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use CrudTrait, DataTrait; |
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private array $result = []; |
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protected array $data = []; |
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private bool $full = false; |
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private ?string $clause = null; |
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private array $where = [''=> ["1",'=',"1"] ]; |
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private function mountTable_Field(string $field, $value = null) |
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{ |
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$this->$field = null; |
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} |
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private function mountTable_Type(string $field, $value = null) |
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{ |
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$type = $value; |
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$maxlength = null; |
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if(strpos($value,'(')){ |
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$type = (array_key_exists( substr($value,0,strpos($value,'(')) , ['varchar','char','text'])) ? 'string' : $type; |
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$type = (array_key_exists( substr($value,0,strpos($value,'(')) , ['tinyint','mediumint','smallint','bigtint','int'])) ? 'int' : $type; |
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$type = (array_key_exists( substr($value,0,strpos($value,'(')) , ['decimal','float','double','real'])) ? 'float' : $type; |
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} |
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$maxlength = (array_key_exists( $type , ['string','float','int'])) ? substr($value,(strpos($value,'(')+1),-1) : $maxlength; |
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$maxlength = (array_key_exists( $type , ['date'])) ? 10 : $maxlength; |
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$maxlength = (array_key_exists( $type , ['datetime'])) ? 19 : $maxlength; |
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$maxlength = (array_key_exists( $type , ['boolean'])) ? 1 : $maxlength; |
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$this->$field = ['maxlength' => $maxlength]; |
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$this->$field = ['type' => $type]; |
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} |
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private function mountTable_Null(string $field, $value = null) |
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{ |
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$this->$field = ['null' => ($value === 'YES') ? 1 : 0]; |
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} |
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private function mountTable_Key(string $field, $value = null) |
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{ |
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$this->$field = ['key' => $value]; |
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$this->$field = ['upgradeable' => ($value == 'PRI') ? 0 : 1]; |
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} |
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private function mountTable_Extra(string $field, $value = null) |
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{ |
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$this->$field = ['extra' => $value]; |
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} |
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private function mountTable_Default(string $field, $value = null) |
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{ |
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$this->$field = ['default' => $value]; |
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$this->$field = ['value' => null]; |
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$this->$field = ['changed' => false]; |
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$this->select[$field] = true; |
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} |
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private function mountData(array $table): Datamanager |
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{ |
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foreach ($table as $column) { |
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foreach ($column as $propriety => $value) { |
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$method = "mountTable_{$propriety}"; |
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$this->$method($column['Field'], $value); |
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} |
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} |
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return $this; |
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} |
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public function check_where_array(array $where) |
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{ |
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if(count($where) != 3){ |
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throw new Exception("Condition where set incorrectly: ".implode(' ',$where)); |
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} |
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if(!array_key_exists($where[0],$this->data) && $this->full){ |
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throw new Exception("{$where[0]} field does not exist in the table {$this->table}."); |
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} |
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} |
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private function mountRemove(): array |
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{ |
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$return = ['data' => [], 'where' => []]; |
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foreach($this->where as $clause => $condition){ |
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if(strlen($clause) === 0){ |
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$return['where'] .= " {$clause} {$condition[0]} {$condition[1]} :q_{$condition[0]} "; |
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$return['data'] .= "q_{$condition[0]}={$condition[2]}&"; |
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continue; |
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} |
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foreach($condition as $value){ |
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$return['where'] .= " {$clause} {$value[0]} {$value[1]} :q_{$value[0]} "; |
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$return['data'] .= "q_{$value[0]}={$value[2]}&"; |
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} |
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} |
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return $return; |
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} |
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private function mountSave(): array |
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{ |
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$return = ['data' => []]; |
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foreach ($this->data as $key => $value) { |
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if(strstr($this->data[$key]['extra'],'auto_increment') && $key !== $this->primary){ |
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continue; |
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} |
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if(($this->data[$key]['changed'] && $this->data[$key]['upgradeable']) || $this->primary === $key){ |
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$return['data'][$key] = $this->data[$key]['value']; |
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} |
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} |
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return $return; |
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} |
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public function save(): Datamanager |
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{ |
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$this->transaction('begin'); |
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try{ |
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$this->update( |
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$this->mountSave()['data'], |
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"{$this->primary}=:{$this->primary}", |
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$this->primary.'='.$this->getData()[$this->primary]['value'] |
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); |
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$this->check_fail(); |
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$this->transaction('commit'); |
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}catch(Exception $er){ |
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$this->transaction('rollback'); |
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throw $er; |
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} |
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return $this; |
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} |
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private function mountWhereExec(): array |
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{ |
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$return = ['where' => [], 'data' => []]; |
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foreach ($this->where as $key => $value) { |
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$key = (!$key) ? '' : " {$key} "; |
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if(is_array($value[0])){ |
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foreach ($value as $k => $v) { |
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$return['where'] .= " {$key} {$v[0]} {$v[1]} :q_{$v[0]} "; |
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$return['data']["q_{$v[0]}"] = $v[2]; |
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} |
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continue; |
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} |
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$return['where'] .= " {$key} {$value[0]} {$value[1]} :q_{$value[0]} "; |
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$return['data']["q_{$value[0]}"] = $value[2]; |
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} |
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return $return; |
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} |
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private function mountSelect() |
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{ |
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$select = implode(',',array_keys($this->select)); |
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$this->query = str_replace('*', $select,$this->query); |
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} |
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private function mountLimit() |
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{ |
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if(!is_null($this->limit)){ |
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$this->query .= " LIMIT {$this->limit}"; |
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} |
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} |
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private function mountOffset() |
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{ |
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if(!is_null($this->offset)){ |
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$this->query .= " OFFSET {$this->offset}"; |
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} |
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} |
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} |
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hnrazevedo /
Datamanager
