<?php

namespace Microsoft\Graph\Generated\Models;

use Microsoft\Kiota\Abstractions\Serialization\AdditionalDataHolder;
use Microsoft\Kiota\Abstractions\Serialization\Parsable;
use Microsoft\Kiota\Abstractions\Serialization\ParseNode;
use Microsoft\Kiota\Abstractions\Serialization\SerializationWriter;
use Microsoft\Kiota\Abstractions\Store\BackedModel;
use Microsoft\Kiota\Abstractions\Store\BackingStore;
use Microsoft\Kiota\Abstractions\Store\BackingStoreFactorySingleton;

class AggregationOption implements AdditionalDataHolder, BackedModel, Parsable 
{
    /**
     * @var BackingStore $backingStore Stores model information.
    */
    private BackingStore $backingStore;
    
    /**
     * Instantiates a new AggregationOption and sets the default values.
    */
    public function __construct() {
        $this->backingStore = BackingStoreFactorySingleton::getInstance()->createBackingStore();
        $this->setAdditionalData([]);
    }

    /**
     * Creates a new instance of the appropriate class based on discriminator value
     * @param ParseNode $parseNode The parse node to use to read the discriminator value and create the object
     * @return AggregationOption
    */
    public static function createFromDiscriminatorValue(ParseNode $parseNode): AggregationOption {
        return new AggregationOption();
    }

    /**
     * Gets the AdditionalData property value. Stores additional data not described in the OpenAPI description found when deserializing. Can be used for serialization as well.
     * @return array<string, mixed>|null
    */
    public function getAdditionalData(): ?array {
        $val = $this->getBackingStore()->get('additionalData');
        if (is_null($val) || is_array($val)) {
            /** @var array<string, mixed>|null $val */
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'additionalData'");
    }

    /**
     * Gets the BackingStore property value. Stores model information.
     * @return BackingStore
    */
    public function getBackingStore(): BackingStore {
        return $this->backingStore;
    }

    /**
     * Gets the bucketDefinition property value. The bucketDefinition property
     * @return BucketAggregationDefinition|null
    */
    public function getBucketDefinition(): ?BucketAggregationDefinition {
        $val = $this->getBackingStore()->get('bucketDefinition');
        if (is_null($val) || $val instanceof BucketAggregationDefinition) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'bucketDefinition'");
    }

    /**
     * Gets the field property value. Computes aggregation on the field while the field exists in the current entity type. Required.
     * @return string|null
    */
    public function getField(): ?string {
        $val = $this->getBackingStore()->get('field');
        if (is_null($val) || is_string($val)) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'field'");
    }

    /**
     * The deserialization information for the current model
     * @return array<string, callable(ParseNode): void>
    */
    public function getFieldDeserializers(): array {
        $o = $this;
        return  [
            'bucketDefinition' => fn(ParseNode $n) => $o->setBucketDefinition($n->getObjectValue([BucketAggregationDefinition::class, 'createFromDiscriminatorValue'])),
            'field' => fn(ParseNode $n) => $o->setField($n->getStringValue()),
            '@odata.type' => fn(ParseNode $n) => $o->setOdataType($n->getStringValue()),
            'size' => fn(ParseNode $n) => $o->setSize($n->getIntegerValue()),
        ];
    }

    /**
     * Gets the @odata.type property value. The OdataType property
     * @return string|null
    */
    public function getOdataType(): ?string {
        $val = $this->getBackingStore()->get('odataType');
        if (is_null($val) || is_string($val)) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'odataType'");
    }

    /**
     * Gets the size property value. The number of searchBucket resources to be returned. This isn't required when the range is provided manually in the search request. The minimum accepted size is 1, and the maximum is 65535. Optional.
     * @return int|null
    */
    public function getSize(): ?int {
        $val = $this->getBackingStore()->get('size');
        if (is_null($val) || is_int($val)) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'size'");
    }

    /**
     * Serializes information the current object
     * @param SerializationWriter $writer Serialization writer to use to serialize this model
    */
    public function serialize(SerializationWriter $writer): void {
        $writer->writeObjectValue('bucketDefinition', $this->getBucketDefinition());
        $writer->writeStringValue('field', $this->getField());
        $writer->writeStringValue('@odata.type', $this->getOdataType());
        $writer->writeIntegerValue('size', $this->getSize());
        $writer->writeAdditionalData($this->getAdditionalData());
    }

    /**
     * Sets the AdditionalData property value. Stores additional data not described in the OpenAPI description found when deserializing. Can be used for serialization as well.
     * @param array<string,mixed> $value Value to set for the AdditionalData property.
    */
    public function setAdditionalData(?array $value): void {
        $this->getBackingStore()->set('additionalData', $value);
    }

    /**
     * Sets the BackingStore property value. Stores model information.
     * @param BackingStore $value Value to set for the BackingStore property.
    */
    public function setBackingStore(BackingStore $value): void {
        $this->backingStore = $value;
    }

    /**
     * Sets the bucketDefinition property value. The bucketDefinition property
     * @param BucketAggregationDefinition|null $value Value to set for the bucketDefinition property.
    */
    public function setBucketDefinition(?BucketAggregationDefinition $value): void {
        $this->getBackingStore()->set('bucketDefinition', $value);
    }

    /**
     * Sets the field property value. Computes aggregation on the field while the field exists in the current entity type. Required.
     * @param string|null $value Value to set for the field property.
    */
    public function setField(?string $value): void {
        $this->getBackingStore()->set('field', $value);
    }

    /**
     * Sets the @odata.type property value. The OdataType property
     * @param string|null $value Value to set for the @odata.type property.
    */
    public function setOdataType(?string $value): void {
        $this->getBackingStore()->set('odataType', $value);
    }

    /**
     * Sets the size property value. The number of searchBucket resources to be returned. This isn't required when the range is provided manually in the search request. The minimum accepted size is 1, and the maximum is 65535. Optional.
     * @param int|null $value Value to set for the size property.
    */
    public function setSize(?int $value): void {
        $this->getBackingStore()->set('size', $value);
    }

}