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<?php
declare(strict_types=1);
?>
<!DOCTYPE html><link rel="stylesheet" href="data/style.css">

<h1>Query Language & Conditions | Dibi</h1>

<?php

if (@!include __DIR__ . '/../vendor/autoload.php') {
	die('Install packages using `composer install`');
}


$dibi = new Dibi\Connection([
	'driver' => 'sqlite',
	'database' => 'data/sample.s3db',
]);


// some variables
$cond1 = true;
$cond2 = false;
$foo = -1;
$bar = 2;

// conditional variable
$name = $cond1 ? 'K%' : null;

// if & end
$dibi->test('
	SELECT *
	FROM customers
	%if', isset($name), 'WHERE name LIKE ?', $name, '%end'
);
// -> SELECT * FROM customers WHERE name LIKE 'K%'


// if & else & (optional) end
$dibi->test('
	SELECT *
	FROM people
	WHERE id > 0
		%if', ($foo > 0), 'AND foo=?', $foo, '
		%else %if', ($bar > 0), 'AND bar=?', $bar, '
');
// -> SELECT * FROM people WHERE id > 0 AND bar=2


// nested condition
$dibi->test('
	SELECT *
	FROM customers
	WHERE
		%if', isset($name), 'name LIKE ?', $name, '
			%if', $cond2, 'AND admin=1 %end
		%else 1 LIMIT 10 %end'
);
// -> SELECT * FROM customers WHERE LIMIT 10


// IF()
$dibi->test('UPDATE products SET', [
	'price' => $dibi->expression('IF(price_fixed, price, ?)', 123),
]);
// -> SELECT * FROM customers WHERE LIMIT 10

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