<?php

namespace Microsoft\Graph\Generated\Models;

use DateTime;
use Microsoft\Kiota\Abstractions\Serialization\Parsable;
use Microsoft\Kiota\Abstractions\Serialization\ParseNode;
use Microsoft\Kiota\Abstractions\Serialization\SerializationWriter;

class Operation extends Entity implements Parsable 
{
    /**
     * Instantiates a new Operation and sets the default values.
    */
    public function __construct() {
        parent::__construct();
    }

    /**
     * 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 Operation
    */
    public static function createFromDiscriminatorValue(ParseNode $parseNode): Operation {
        $mappingValueNode = $parseNode->getChildNode("@odata.type");
        if ($mappingValueNode !== null) {
            $mappingValue = $mappingValueNode->getStringValue();
            switch ($mappingValue) {
                case '#microsoft.graph.onenoteOperation': return new OnenoteOperation();
            }
        }
        return new Operation();
    }

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

    /**
     * The deserialization information for the current model
     * @return array<string, callable(ParseNode): void>
    */
    public function getFieldDeserializers(): array {
        $o = $this;
        return array_merge(parent::getFieldDeserializers(), [
            'createdDateTime' => fn(ParseNode $n) => $o->setCreatedDateTime($n->getDateTimeValue()),
            'lastActionDateTime' => fn(ParseNode $n) => $o->setLastActionDateTime($n->getDateTimeValue()),
            'status' => fn(ParseNode $n) => $o->setStatus($n->getEnumValue(OperationStatus::class)),
        ]);
    }

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

    /**
     * Gets the status property value. The current status of the operation: notStarted, running, completed, failed
     * @return OperationStatus|null
    */
    public function getStatus(): ?OperationStatus {
        $val = $this->getBackingStore()->get('status');
        if (is_null($val) || $val instanceof OperationStatus) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'status'");
    }

    /**
     * Serializes information the current object
     * @param SerializationWriter $writer Serialization writer to use to serialize this model
    */
    public function serialize(SerializationWriter $writer): void {
        parent::serialize($writer);
        $writer->writeDateTimeValue('createdDateTime', $this->getCreatedDateTime());
        $writer->writeDateTimeValue('lastActionDateTime', $this->getLastActionDateTime());
        $writer->writeEnumValue('status', $this->getStatus());
    }

    /**
     * Sets the createdDateTime property value. The start time of the operation.
     * @param DateTime|null $value Value to set for the createdDateTime property.
    */
    public function setCreatedDateTime(?DateTime $value): void {
        $this->getBackingStore()->set('createdDateTime', $value);
    }

    /**
     * Sets the lastActionDateTime property value. The time of the last action of the operation.
     * @param DateTime|null $value Value to set for the lastActionDateTime property.
    */
    public function setLastActionDateTime(?DateTime $value): void {
        $this->getBackingStore()->set('lastActionDateTime', $value);
    }

    /**
     * Sets the status property value. The current status of the operation: notStarted, running, completed, failed
     * @param OperationStatus|null $value Value to set for the status property.
    */
    public function setStatus(?OperationStatus $value): void {
        $this->getBackingStore()->set('status', $value);
    }

}