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<?php |
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namespace Bakery\Mutations; |
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use Bakery\Fields\Field; |
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use Illuminate\Support\Str; |
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use Bakery\Support\Arguments; |
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use Illuminate\Support\Facades\DB; |
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use Illuminate\Database\Eloquent\Model; |
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use Bakery\Types\Concerns\InteractsWithPivot; |
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use Illuminate\Database\Eloquent\Relations\BelongsToMany; |
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class AttachPivotMutation extends EloquentMutation |
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{ |
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use InteractsWithPivot; |
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/** |
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* Get the name of the mutation. |
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* |
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* @return string |
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*/ |
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public function name(): string |
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{ |
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if (isset($this->name)) { |
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return $this->name; |
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} |
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$relation = Str::studly($this->pivotRelationName); |
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return 'attach'.$relation.'On'.$this->modelSchema->getTypename(); |
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} |
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/** |
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* Get the arguments of the mutation. |
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* |
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* @return array |
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*/ |
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public function args(): array |
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{ |
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$relation = $this->relation->getRelationName(); |
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if ($this->getPivotModelSchema()) { |
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$typename = Str::studly($relation).'PivotInput'; |
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$type = $this->registry->type($typename)->list(); |
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} else { |
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$type = $this->registry->ID()->list(); |
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} |
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return $this->modelSchema->getLookupFields() |
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->map(function (Field $field) { |
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return $field->getType(); |
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}) |
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->merge(['input' => $type]) |
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->toArray(); |
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} |
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/** |
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* Get the pivot relation. |
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* |
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* @param \Illuminate\Database\Eloquent\Model $model |
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* @return \Illuminate\Database\Eloquent\Relations\BelongsToMany |
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*/ |
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protected function getRelation(Model $model): BelongsToMany |
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{ |
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return $model->{$this->pivotRelationName}(); |
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} |
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/** |
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* Resolve the mutation. |
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* |
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* @param Arguments $args |
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* @return Model |
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*/ |
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public function resolve(Arguments $args): Model |
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{ |
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$input = $args->input->toArray(); |
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$model = $this->findOrFail($args); |
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return DB::transaction(function () use ($input, $model) { |
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$modelSchema = $this->registry->getSchemaForModel($model); |
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$relation = $this->getRelation($model); |
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$modelSchema->connectBelongsToManyRelation($relation, $input, false); |
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$modelSchema->save(); |
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// Refresh the model to accommodate for any side effects |
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// that the pivot relation may have caused. |
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return $modelSchema->getInstance()->refresh(); |
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}); |
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} |
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} |
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scrnhq /
laravel-bakery
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