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<?php |
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namespace Win\Database\Orm\Traits; |
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use Win\Database\Connection; |
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use Win\Database\Orm\Model; |
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use Win\Database\Sql\Queries\Select; |
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trait ReadTrait |
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{ |
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/** @var Connection */ |
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protected static $db; |
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/** @var Select */ |
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private $query; |
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/** |
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* @param mixed[] $row |
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* @return Model |
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*/ |
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abstract public function mapModel($row); |
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/** |
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* Retorna o primeiro resultado da busca |
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*/ |
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public function one() |
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{ |
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$rows = $this->query->execute(); |
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return $this->mapModel($rows[0]); |
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} |
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/** |
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* Retorna todos os resultado da busca |
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*/ |
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public function all() |
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{ |
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$rows = $this->query->execute(); |
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$all = []; |
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foreach ($rows as $row) { |
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$all[] = $this->mapModel($row); |
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} |
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return $all; |
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} |
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/** |
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* Retorna o total de registros da busca |
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* @return int |
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*/ |
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public function count() |
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{ |
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return $this->query->count(); |
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} |
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/** |
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* Define as colunas da busca |
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* @param string[] $columns |
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* @return static |
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*/ |
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public function setColumns($columns) |
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{ |
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$this->query->columns = $columns; |
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return $this; |
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} |
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/** |
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* Adiciona uma coluna à busca |
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* @param string $column |
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* @return static |
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*/ |
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public function addColumn($column) |
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{ |
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$this->query->columns[] = $column; |
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return $this; |
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} |
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/** |
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* Filtra pelo id |
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* @param int $id |
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*/ |
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public function find($id) |
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{ |
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$this->filterBy('id', $id); |
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return $this->one(); |
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} |
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/** |
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* Filtra pelo campo |
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* @param string $column |
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* @param mixed $value |
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* @return static |
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*/ |
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public function filterBy($column, $value) |
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{ |
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$this->filter($column, '=', $value); |
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return $this; |
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} |
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/** |
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* Adiciona filtros à busca |
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* @return static |
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*/ |
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public function filter($column, $operator, $value) |
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{ |
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$this->query->where->add($column, $operator, $value); |
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return $this; |
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} |
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/** |
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* Limita os resultados da busca |
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* @param int $limit |
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* @return static |
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*/ |
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public function limit($limit) |
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{ |
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$this->query->limit->set($limit); |
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return $this; |
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} |
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} |
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winframework /
winphp
