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| Name | Lines | Functions and Methods | CRAP | Classes and Traits | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| MorphMany | 100.00% | 8 / 8 | 100.00% | 2 / 2 | 4 | 100.00% | 1 / 1 | |||
| executeResults | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | |||||
| match | 100.00% | 7 / 7 | 100.00% | 1 / 1 | 3 | |||||
| 1 | <?php | |
| 2 | ||
| 3 | declare(strict_types=1); | |
| 4 | ||
| 5 | namespace BlueprintAU\Radiant\Relations; | |
| 6 | ||
| 7 | use BlueprintAU\Radiant\Collection; | |
| 8 | use BlueprintAU\Radiant\Model; | |
| 9 | ||
| 10 | /** | |
| 11 | * One-to-many polymorphic: the parent's key + morph alias are referenced | |
| 12 | * by the related table's FK + type columns. | |
| 13 | * | |
| 14 | * `Post::comments()` → `Comment::newQuery()->where(commentable_id, | |
| 15 | * $post->id)->where(commentable_type, Post::class)`. The type filter is | |
| 16 | * what makes the relation polymorphic — a Video with the same id shares | |
| 17 | * the comment pool without ever seeing Post's comments. | |
| 18 | * | |
| 19 | * @template TRelated of Model | |
| 20 | * @extends MorphOneOrMany<TRelated> | |
| 21 | */ | |
| 22 | final class MorphMany extends MorphOneOrMany | |
| 23 | { | |
| 24 | /** | |
| 25 | * Run the constrained query. | |
| 26 | * | |
| 27 | * @return Collection<int, TRelated> | |
| 28 | */ | |
| 29 | #[\Override] | |
| 30 | protected function executeResults(): Collection | |
| 31 | { | |
| 32 | return $this->query->get(); | |
| 33 | } | |
| 34 | ||
| 35 | /** | |
| 36 | * Distribute eager results onto parents, keyed by the FK value. | |
| 37 | * | |
| 38 | * Parents with no matching children get an empty collection — the | |
| 39 | * relation is loaded either way. | |
| 40 | * | |
| 41 | * @param list<Model> $parents | |
| 42 | * @param Collection<int, TRelated> $results | |
| 43 | * @param string $name | |
| 44 | * @param list<int|string|null|list<int|string|null>>|null $eagerParentKeys Unused. | |
| 45 | * @return void | |
| 46 | */ | |
| 47 | #[\Override] | |
| 48 | public function match(array $parents, Collection $results, string $name, ?array $eagerParentKeys = null): void | |
| 49 | { | |
| 50 | $grouped = []; | |
| 51 | ||
| 52 | foreach ($results as $related) { | |
| 53 | $grouped[self::serializeKey($related->attribute($this->getForeignKey()))][] = $related; | |
| 54 | } | |
| 55 | ||
| 56 | foreach ($parents as $parent) { | |
| 57 | $key = self::serializeKey($parent->attribute($this->getLocalKey())); | |
| 58 | // The bag's items came off $results (TRelated) — every one IS | |
| 59 | // a Model; setRelation accepts Collection<int, Model> and the item | |
| 60 | // template is not covariant. | |
| 61 | /** @var Collection<int, Model> $bag */ | |
| 62 | $bag = Collection::make($grouped[$key] ?? []); | |
| 63 | $parent->setRelation($name, $bag); | |
| 64 | } | |
| 65 | } | |
| 66 | } |