<?php

namespace Ulmus\QueryBuilder\Sql;

use Ulmus\Query;
use Ulmus\Adapter\AdapterInterface;

# Soon to extends SqlQueryBuilder
class SqliteQueryBuilder extends MysqlQueryBuilder
{
    public function pragma(/*object|Stringable*/ $name, $value = null, bool $callable = false) : self
    {
        if ( null !== ( $pragma = $this->getFragment(Query\Sqlite\Pragma::class) ) ) {
            $pragma->set($name, $value, $callable);
        }
        else {
            $pragma = new Query\Sqlite\Pragma();
            $pragma->set($name, $value, $callable);
            $this->push($pragma);
        }

        return $this;
    }

    public function showColumns(string $table) : self
    {
        $this->pragma('table_info', $table, true);

        return $this;
    }

    public function showTables(? string $database = null) : self
    {
        $show = new Query\Show();

        $this->push($show);

        $show->set(Query\Show::SQL_SHOW_TABLES, $database);

        return $this;
    }


    public function insert(array $fieldlist, string $table, ? string $alias = null, ? string $database = null, ? string $schema = null, bool $replace = false) : self
    {
        return parent::insert($fieldlist, $table, $alias, null, null, $replace);
    }

    public function update(string $table, ? string $alias = null, ? string $database = null, ? string $schema = null) : self
    {
        return parent::update($table, $alias, null, null);
    }

    public function create(AdapterInterface $adapter, array $fieldlist, string $table, ? string $database = null, ? string $schema = null) : self
    {
        return parent::create($adapter, $fieldlist, $table, null, null);
    }

    public function alter(AdapterInterface $adapter, array $fieldlist, string $table, ? string $database = null, ? string $schema = null) : self
    {
        return parent::alter($adapter, $fieldlist, $table, null, null);
    }

    public function from(string $table, ? string $alias = null, ? string $database = null, ? string $schema = null) : self
    {
        return parent::from($table, $alias, null, null);
    }

    public function truncate(string $table, ? string $alias = null, ? string $database = null, ? string $schema = null) : self
    {
        $truncate = new Query\Sqlite\Truncate($this);

        $this->push($truncate);

        $truncate->set($table);

        return $this;
    }
}