<?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;

/**
 * Entity to represent the assignment of a role to a user.
*/
class EngagementRoleMember extends Entity implements Parsable 
{
    /**
     * Instantiates a new EngagementRoleMember 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 EngagementRoleMember
    */
    public static function createFromDiscriminatorValue(ParseNode $parseNode): EngagementRoleMember {
        return new EngagementRoleMember();
    }

    /**
     * Gets the createdDateTime property value. The date and time when the role was assigned to the user. The timestamp type represents date and time information using ISO 8601 format and is always in UTC. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z.
     * @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()),
            'user' => fn(ParseNode $n) => $o->setUser($n->getObjectValue([User::class, 'createFromDiscriminatorValue'])),
            'userId' => fn(ParseNode $n) => $o->setUserId($n->getStringValue()),
        ]);
    }

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

    /**
     * Gets the userId property value. The Microsoft Entra ID of the user who has the role assigned.
     * @return string|null
    */
    public function getUserId(): ?string {
        $val = $this->getBackingStore()->get('userId');
        if (is_null($val) || is_string($val)) {
            return $val;
        }
        throw new \UnexpectedValueException("Invalid type found in backing store for 'userId'");
    }

    /**
     * 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->writeObjectValue('user', $this->getUser());
    }

    /**
     * Sets the createdDateTime property value. The date and time when the role was assigned to the user. The timestamp type represents date and time information using ISO 8601 format and is always in UTC. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z.
     * @param DateTime|null $value Value to set for the createdDateTime property.
    */
    public function setCreatedDateTime(?DateTime $value): void {
        $this->getBackingStore()->set('createdDateTime', $value);
    }

    /**
     * Sets the user property value. The user who has this role assigned.
     * @param User|null $value Value to set for the user property.
    */
    public function setUser(?User $value): void {
        $this->getBackingStore()->set('user', $value);
    }

    /**
     * Sets the userId property value. The Microsoft Entra ID of the user who has the role assigned.
     * @param string|null $value Value to set for the userId property.
    */
    public function setUserId(?string $value): void {
        $this->getBackingStore()->set('userId', $value);
    }

}