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1<?php
2
3declare(strict_types=1);
4
5namespace PeServer\Core\Database;
6
7use PeServer\Core\Collection\Arr;
8use PeServer\Core\Database\DatabaseResultBase;
9use PeServer\Core\Serialization\IMapper;
10use PeServer\Core\Serialization\Mapper;
11
12/**
13 * 問い合わせ結果。
14 *
15 * @template TFieldArray of FieldArrayAlias
16 * @immutable
17 */
18class DatabaseTableResult extends DatabaseResultBase
19{
20    /**
21     * 生成。
22     *
23     * @param array<array<string|int,mixed>> $rows レコード一覧。各レコードにフィールド配列が格納されている。
24     * @phpstan-param TFieldArray[] $rows
25     */
26    public function __construct(
27        array $columns,
28        int $resultCount,
29        public array $rows
30    ) {
31        parent::__construct($columns, $resultCount);
32    }
33
34    #region function
35
36    /**
37     * レコード件数。
38     *
39     * @return int
40     * @phpstan-return non-negative-int
41     */
42    public function getRowsCount(): int
43    {
44        return Arr::getCount($this->rows);
45    }
46
47    /**
48     * 結果をマッピング。
49     *
50     * @template TObject of object
51     * @param string $className
52     * @phpstan-param class-string<TObject> $className
53     * @param IMapper|null $mapper
54     * @return array
55     * @phpstan-return TObject[]
56     */
57    public function mapping(string $className, IMapper $mapper = null): array
58    {
59        /** @var TObject[] */
60        $result = [];
61        $instanceMapper = $mapper ?? new Mapper();
62
63        foreach ($this->rows as $fields) {
64            /** @phpstan-var TObject */
65            $object = $this->mappingImpl($fields, $className, $instanceMapper);
66            $result[] = $object;
67        }
68
69        return $result;
70    }
71
72
73    #endregion
74}