1 | <?php |
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2 | |||
3 | declare(strict_types=1); |
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4 | |||
5 | namespace Jerowork\GraphqlAttributeSchema\NodeParser; |
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6 | |||
7 | use BackedEnum; |
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8 | use Generator; |
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9 | use Jerowork\GraphqlAttributeSchema\Attribute\Enum; |
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10 | use Jerowork\GraphqlAttributeSchema\Attribute\EnumValue; |
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11 | use Jerowork\GraphqlAttributeSchema\Node\Child\EnumValueNode; |
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12 | use Jerowork\GraphqlAttributeSchema\Node\EnumNode; |
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13 | use Override; |
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14 | use ReflectionClass; |
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15 | use ReflectionEnum; |
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16 | use ReflectionException; |
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17 | use ReflectionMethod; |
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18 | |||
19 | /** |
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20 | * @internal |
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21 | */ |
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22 | final readonly class EnumNodeParser implements NodeParser |
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23 | { |
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24 | use RetrieveNameForTypeTrait; |
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25 | use GetAttributeTrait; |
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26 | |||
27 | /** |
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28 | * @throws ParseException |
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29 | * @throws ReflectionException |
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30 | */ |
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31 | 6 | #[Override] |
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32 | public function parse(string $attribute, ReflectionClass $class, ?ReflectionMethod $method): Generator |
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33 | { |
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34 | 6 | if ($attribute !== Enum::class) { |
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35 | 3 | return; |
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36 | } |
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37 | |||
38 | 5 | $className = $class->getName(); |
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39 | |||
40 | 5 | if (!$class->isEnum()) { |
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41 | 1 | throw ParseException::notAnEnumClass($className); |
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42 | } |
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43 | |||
44 | 4 | if (!is_subclass_of($className, BackedEnum::class)) { |
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45 | 1 | throw ParseException::notABackedEnumClass($className); |
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46 | } |
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47 | |||
48 | 3 | $attribute = $this->getAttribute($class, Enum::class); |
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49 | |||
50 | 3 | $name = $this->retrieveNameForType($class, $attribute); |
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51 | |||
52 | 3 | yield new EnumNode( |
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53 | 3 | $className, |
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54 | 3 | $name, |
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55 | 3 | $attribute->description, |
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56 | 3 | $this->getValues($class), |
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57 | 3 | ); |
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58 | } |
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59 | |||
60 | /** |
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61 | * @throws ReflectionException |
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62 | * |
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63 | * @return list<EnumValueNode> |
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64 | */ |
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65 | 3 | private function getValues(ReflectionClass $class): array |
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66 | { |
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67 | 3 | $cases = []; |
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68 | /** @var class-string<BackedEnum> $enumClassName */ |
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69 | 3 | $enumClassName = $class->getName(); |
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70 | 3 | foreach ((new ReflectionEnum($enumClassName))->getCases() as $case) { |
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71 | 3 | $enumAttributes = $case->getAttributes(EnumValue::class); |
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72 | |||
73 | /** @var null|EnumValue $enumAttribute */ |
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74 | 3 | $enumAttribute = $enumAttributes !== [] ? array_pop($enumAttributes)->newInstance() : null; |
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75 | |||
76 | /** @var BackedEnum $value */ |
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77 | 3 | $value = $case->getValue(); |
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78 | |||
79 | 3 | $cases[] = new EnumValueNode( |
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80 | 3 | (string) $value->value, |
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81 | 3 | $enumAttribute?->description, |
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82 | 3 | $enumAttribute?->deprecationReason, |
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83 | 3 | ); |
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84 | } |
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85 | |||
86 | 3 | return $cases; |
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87 | } |
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88 | } |
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89 |