<?php

namespace Microsoft\Graph\Generated\Models;

use DateTime;
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;
use Microsoft\Kiota\Abstractions\Types\TypeUtils;

class UploadSession implements AdditionalDataHolder, BackedModel, Parsable 
{
    /**
     * @var BackingStore $backingStore Stores model information.
    */
    private BackingStore $backingStore;
    
    /**
     * Instantiates a new uploadSession 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 UploadSession
    */
    public static function createFromDiscriminatorValue(ParseNode $parseNode): UploadSession {
        return new UploadSession();
    }

    /**
     * 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 expirationDateTime property value. The date and time in UTC that the upload session will expire. The complete file must be uploaded before this expiration time is reached.
     * @return DateTime|null
    */
    public function getExpirationDateTime(): ?DateTime {
        $val = $this->getBackingStore()->get('expirationDateTime');
        if (is_null($val) || $val instanceof DateTime) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'expirationDateTime'");
    }

    /**
     * The deserialization information for the current model
     * @return array<string, callable(ParseNode): void>
    */
    public function getFieldDeserializers(): array {
        $o = $this;
        return  [
            'expirationDateTime' => fn(ParseNode $n) => $o->setExpirationDateTime($n->getDateTimeValue()),
            'nextExpectedRanges' => function (ParseNode $n) {
                $val = $n->getCollectionOfPrimitiveValues();
                if (is_array($val)) {
                    TypeUtils::validateCollectionValues($val, 'string');
                }
                /** @var array<string>|null $val */
                $this->setNextExpectedRanges($val);
            },
            '@odata.type' => fn(ParseNode $n) => $o->setOdataType($n->getStringValue()),
            'uploadUrl' => fn(ParseNode $n) => $o->setUploadUrl($n->getStringValue()),
        ];
    }

    /**
     * Gets the nextExpectedRanges property value. A collection of byte ranges that the server is missing for the file. These ranges are zero indexed and of the format 'start-end' (for example '0-26' to indicate the first 27 bytes of the file). When uploading files as Outlook attachments, instead of a collection of ranges, this property always indicates a single value '{start}', the location in the file where the next upload should begin.
     * @return array<string>|null
    */
    public function getNextExpectedRanges(): ?array {
        $val = $this->getBackingStore()->get('nextExpectedRanges');
        if (is_array($val) || is_null($val)) {
            TypeUtils::validateCollectionValues($val, 'string');
            /** @var array<string>|null $val */
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'nextExpectedRanges'");
    }

    /**
     * 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 uploadUrl property value. The URL endpoint that accepts PUT requests for byte ranges of the file.
     * @return string|null
    */
    public function getUploadUrl(): ?string {
        $val = $this->getBackingStore()->get('uploadUrl');
        if (is_null($val) || is_string($val)) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'uploadUrl'");
    }

    /**
     * Serializes information the current object
     * @param SerializationWriter $writer Serialization writer to use to serialize this model
    */
    public function serialize(SerializationWriter $writer): void {
        $writer->writeDateTimeValue('expirationDateTime', $this->getExpirationDateTime());
        $writer->writeCollectionOfPrimitiveValues('nextExpectedRanges', $this->getNextExpectedRanges());
        $writer->writeStringValue('@odata.type', $this->getOdataType());
        $writer->writeStringValue('uploadUrl', $this->getUploadUrl());
        $writer->writeAdditionalData($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 expirationDateTime property value. The date and time in UTC that the upload session will expire. The complete file must be uploaded before this expiration time is reached.
     * @param DateTime|null $value Value to set for the expirationDateTime property.
    */
    public function setExpirationDateTime(?DateTime $value): void {
        $this->getBackingStore()->set('expirationDateTime', $value);
    }

    /**
     * Sets the nextExpectedRanges property value. A collection of byte ranges that the server is missing for the file. These ranges are zero indexed and of the format 'start-end' (for example '0-26' to indicate the first 27 bytes of the file). When uploading files as Outlook attachments, instead of a collection of ranges, this property always indicates a single value '{start}', the location in the file where the next upload should begin.
     * @param array<string>|null $value Value to set for the nextExpectedRanges property.
    */
    public function setNextExpectedRanges(?array $value): void {
        $this->getBackingStore()->set('nextExpectedRanges', $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 uploadUrl property value. The URL endpoint that accepts PUT requests for byte ranges of the file.
     * @param string|null $value Value to set for the uploadUrl property.
    */
    public function setUploadUrl(?string $value): void {
        $this->getBackingStore()->set('uploadUrl', $value);
    }

}
