index/src/Data/Sqlite/SqliteResult.php

57 lines
1.4 KiB
PHP

<?php
// SqliteResult.php
// Created: 2021-05-02
// Updated: 2024-10-02
namespace Index\Data\Sqlite;
use SQLite3Result;
use InvalidArgumentException;
use Index\Data\{DbResult,DbResultTrait};
/**
* Represents an SQLite result set.
*/
class SqliteResult implements DbResult {
use DbResultTrait;
/** @var array<int|string, mixed> */
private array $currentRow = [];
/**
* Creates a new instance of SqliteResult.
*
* @param SQLite3Result $result Raw underlying result class.
* @return SqliteResult A new SqliteResult instance.
*/
public function __construct(
private SQLite3Result $result
) {}
/**
* Gets the number of columns per row in the result.
*
* @return int|string Number of columns in a row.
*/
public function getFieldCount(): int|string {
return $this->result->numColumns();
}
public function next(): bool {
$result = $this->result->fetchArray(SQLITE3_BOTH);
if($result === false)
return false;
$this->currentRow = $result;
return true;
}
public function isNull(int|string $index): bool {
return array_key_exists($index, $this->currentRow) && $this->currentRow[$index] === null;
}
public function getValue(int|string $index): mixed {
return $this->currentRow[$index] ?? null;
}
public function close(): void {}
}