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 6.29
1<?php
2
3declare(strict_types=1);
4
5namespace Cosray\Value;
6
7use Cosray\Exception\RuntimeException;
8use Cosray\Field;
9use Generator;
10use IteratorAggregate;
11
12/**
13 * @property-read Field\Entries $field
14 */
15class Entries extends Value implements IteratorAggregate
16{
17    /** @var list<Entry> */
18    protected array $entries = [];
19
20    public function __construct(
21        Field\Owner $owner,
22        Field\Entries $field,
23        ValueContext $context,
24    ) {
25        parent::__construct($owner, $field, $context);
26
27        $this->prepareEntries();
28    }
29
30    public function __toString(): string
31    {
32        throw new RuntimeException(
33            "The entries field '{$this->fieldName}' has no string representation. Iterate its rows in the template.",
34        );
35    }
36
37    public function json(): array
38    {
39        return array_map(static fn(Entry $entry): array => $entry->json(), $this->entries);
40    }
41
42    public function unwrap(): array
43    {
44        return array_map(static fn(Entry $entry): array => $entry->unwrap(), $this->entries);
45    }
46
47    public function getIterator(): Generator
48    {
49        foreach ($this->entries as $entry) {
50            yield $entry;
51        }
52    }
53
54    public function count(): int
55    {
56        return count($this->entries);
57    }
58
59    public function first(): ?Entry
60    {
61        return $this->entries[0] ?? null;
62    }
63
64    public function last(): ?Entry
65    {
66        return $this->entries[count($this->entries) - 1] ?? null;
67    }
68
69    public function get(int $index): ?Entry
70    {
71        return $this->entries[$index] ?? null;
72    }
73
74    public function isset(): bool
75    {
76        return count($this->entries) > 0;
77    }
78
79    protected function prepareEntries(): void
80    {
81        $data = $this->data['value'][Field\Field::NEUTRAL_LOCALE] ?? [];
82
83        if (!is_array($data)) {
84            return;
85        }
86
87        foreach ($data as $entryData) {
88            if (!is_array($entryData)) {
89                continue;
90            }
91
92            $type = $entryData['type'] ?? null;
93
94            if (!is_string($type) || !$this->field->allows($type)) {
95                continue;
96            }
97
98            $this->entries[] = new Entry(
99                $this->owner,
100                $this->field,
101                new ValueContext($this->fieldName, $entryData),
102                $type,
103            );
104        }
105    }
106}