<?php
/**
 * TransactionRequestProductsInner
 *
 * PHP version 8.1
 *
 * @category Class
 * @package  Vend202601
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 */

/**
 * API 2026-01
 *
 * Lightspeed Retail (X-Series) API.
 *
 * The version of the OpenAPI document: 2026-01
 * Contact: x-series.api@lightspeedhq.com
 * Generated by: https://openapi-generator.tech
 * Generator version: 7.21.0
 */

/**
 * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
 * https://openapi-generator.tech
 * Do not edit the class manually.
 */

namespace Vend202601\Model;

use \ArrayAccess;
use \Vend202601\ObjectSerializer;

/**
 * TransactionRequestProductsInner Class Doc Comment
 *
 * @category Class
 * @package  Vend202601
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 * @implements \ArrayAccess<string, mixed>
 */
class TransactionRequestProductsInner implements ModelInterface, ArrayAccess, \JsonSerializable
{
    public const DISCRIMINATOR = null;

    /**
     * The original name of the model.
     *
     * @var string
     */
    protected static $openAPIModelName = 'TransactionRequest_products_inner';

    /**
     * Array of property to type mappings. Used for (de)serialization
     *
     * @var string[]
     */
    protected static $openAPITypes = [
        'discount' => 'float',
        'image_url' => 'string',
        'name' => 'string',
        'price' => 'float',
        'quantity' => 'float',
        'sku' => 'string',
        'tax_rate' => 'float',
        'unit_tax' => 'float'
    ];

    /**
     * Array of property to format mappings. Used for (de)serialization
     *
     * @var string[]
     * @phpstan-var array<string, string|null>
     * @psalm-var array<string, string|null>
     */
    protected static $openAPIFormats = [
        'discount' => 'double',
        'image_url' => null,
        'name' => null,
        'price' => 'double',
        'quantity' => 'double',
        'sku' => null,
        'tax_rate' => 'double',
        'unit_tax' => 'double'
    ];

    /**
     * Array of nullable properties. Used for (de)serialization
     *
     * @var boolean[]
     */
    protected static array $openAPINullables = [
        'discount' => false,
        'image_url' => false,
        'name' => false,
        'price' => false,
        'quantity' => false,
        'sku' => false,
        'tax_rate' => false,
        'unit_tax' => false
    ];

    /**
     * If a nullable field gets set to null, insert it here
     *
     * @var boolean[]
     */
    protected array $openAPINullablesSetToNull = [];

    /**
     * Array of property to type mappings. Used for (de)serialization
     *
     * @return array
     */
    public static function openAPITypes()
    {
        return self::$openAPITypes;
    }

    /**
     * Array of property to format mappings. Used for (de)serialization
     *
     * @return array
     */
    public static function openAPIFormats()
    {
        return self::$openAPIFormats;
    }

    /**
     * Array of nullable properties
     *
     * @return array
     */
    protected static function openAPINullables(): array
    {
        return self::$openAPINullables;
    }

    /**
     * Array of nullable field names deliberately set to null
     *
     * @return boolean[]
     */
    private function getOpenAPINullablesSetToNull(): array
    {
        return $this->openAPINullablesSetToNull;
    }

    /**
     * Setter - Array of nullable field names deliberately set to null
     *
     * @param boolean[] $openAPINullablesSetToNull
     */
    private function setOpenAPINullablesSetToNull(array $openAPINullablesSetToNull): void
    {
        $this->openAPINullablesSetToNull = $openAPINullablesSetToNull;
    }

    /**
     * Checks if a property is nullable
     *
     * @param string $property
     * @return bool
     */
    public static function isNullable(string $property): bool
    {
        return self::openAPINullables()[$property] ?? false;
    }

    /**
     * Checks if a nullable property is set to null.
     *
     * @param string $property
     * @return bool
     */
    public function isNullableSetToNull(string $property): bool
    {
        return in_array($property, $this->getOpenAPINullablesSetToNull(), true);
    }

    /**
     * Array of attributes where the key is the local name,
     * and the value is the original name
     *
     * @var string[]
     */
    protected static $attributeMap = [
        'discount' => 'discount',
        'image_url' => 'image_url',
        'name' => 'name',
        'price' => 'price',
        'quantity' => 'quantity',
        'sku' => 'sku',
        'tax_rate' => 'tax_rate',
        'unit_tax' => 'unit_tax'
    ];

    /**
     * Array of attributes to setter functions (for deserialization of responses)
     *
     * @var string[]
     */
    protected static $setters = [
        'discount' => 'setDiscount',
        'image_url' => 'setImageUrl',
        'name' => 'setName',
        'price' => 'setPrice',
        'quantity' => 'setQuantity',
        'sku' => 'setSku',
        'tax_rate' => 'setTaxRate',
        'unit_tax' => 'setUnitTax'
    ];

    /**
     * Array of attributes to getter functions (for serialization of requests)
     *
     * @var string[]
     */
    protected static $getters = [
        'discount' => 'getDiscount',
        'image_url' => 'getImageUrl',
        'name' => 'getName',
        'price' => 'getPrice',
        'quantity' => 'getQuantity',
        'sku' => 'getSku',
        'tax_rate' => 'getTaxRate',
        'unit_tax' => 'getUnitTax'
    ];

    /**
     * Array of attributes where the key is the local name,
     * and the value is the original name
     *
     * @return array
     */
    public static function attributeMap()
    {
        return self::$attributeMap;
    }

    /**
     * Array of attributes to setter functions (for deserialization of responses)
     *
     * @return array
     */
    public static function setters()
    {
        return self::$setters;
    }

    /**
     * Array of attributes to getter functions (for serialization of requests)
     *
     * @return array
     */
    public static function getters()
    {
        return self::$getters;
    }

    /**
     * The original name of the model.
     *
     * @return string
     */
    public function getModelName()
    {
        return self::$openAPIModelName;
    }


    /**
     * Associative array for storing property values
     *
     * @var mixed[]
     */
    protected $container = [];

    /**
     * Constructor
     *
     * @param mixed[]|null $data Associated array of property values
     *                      initializing the model
     */
    public function __construct(?array $data = null)
    {
        $this->setIfExists('discount', $data ?? [], null);
        $this->setIfExists('image_url', $data ?? [], null);
        $this->setIfExists('name', $data ?? [], null);
        $this->setIfExists('price', $data ?? [], null);
        $this->setIfExists('quantity', $data ?? [], null);
        $this->setIfExists('sku', $data ?? [], null);
        $this->setIfExists('tax_rate', $data ?? [], null);
        $this->setIfExists('unit_tax', $data ?? [], null);
    }

    /**
     * Sets $this->container[$variableName] to the given data or to the given default Value; if $variableName
     * is nullable and its value is set to null in the $fields array, then mark it as "set to null" in the
     * $this->openAPINullablesSetToNull array
     *
     * @param string $variableName
     * @param array  $fields
     * @param mixed  $defaultValue
     */
    private function setIfExists(string $variableName, array $fields, $defaultValue): void
    {
        if (self::isNullable($variableName) && array_key_exists($variableName, $fields) && is_null($fields[$variableName])) {
            $this->openAPINullablesSetToNull[] = $variableName;
        }

        $this->container[$variableName] = $fields[$variableName] ?? $defaultValue;
    }

    /**
     * Show all the invalid properties with reasons.
     *
     * @return array invalid properties with reasons
     */
    public function listInvalidProperties()
    {
        $invalidProperties = [];

        return $invalidProperties;
    }

    /**
     * Validate all the properties in the model
     * return true if all passed
     *
     * @return bool True if all properties are valid
     */
    public function valid()
    {
        return count($this->listInvalidProperties()) === 0;
    }


    /**
     * Gets discount
     *
     * @return float|null
     */
    public function getDiscount()
    {
        return $this->container['discount'];
    }

    /**
     * Sets discount
     *
     * @param float|null $discount discount
     *
     * @return self
     */
    public function setDiscount($discount)
    {
        if (is_null($discount)) {
            throw new \InvalidArgumentException('non-nullable discount cannot be null');
        }
        $this->container['discount'] = $discount;

        return $this;
    }

    /**
     * Gets image_url
     *
     * @return string|null
     */
    public function getImageUrl()
    {
        return $this->container['image_url'];
    }

    /**
     * Sets image_url
     *
     * @param string|null $image_url image_url
     *
     * @return self
     */
    public function setImageUrl($image_url)
    {
        if (is_null($image_url)) {
            throw new \InvalidArgumentException('non-nullable image_url cannot be null');
        }
        $this->container['image_url'] = $image_url;

        return $this;
    }

    /**
     * Gets name
     *
     * @return string|null
     */
    public function getName()
    {
        return $this->container['name'];
    }

    /**
     * Sets name
     *
     * @param string|null $name name
     *
     * @return self
     */
    public function setName($name)
    {
        if (is_null($name)) {
            throw new \InvalidArgumentException('non-nullable name cannot be null');
        }
        $this->container['name'] = $name;

        return $this;
    }

    /**
     * Gets price
     *
     * @return float|null
     */
    public function getPrice()
    {
        return $this->container['price'];
    }

    /**
     * Sets price
     *
     * @param float|null $price price
     *
     * @return self
     */
    public function setPrice($price)
    {
        if (is_null($price)) {
            throw new \InvalidArgumentException('non-nullable price cannot be null');
        }
        $this->container['price'] = $price;

        return $this;
    }

    /**
     * Gets quantity
     *
     * @return float|null
     */
    public function getQuantity()
    {
        return $this->container['quantity'];
    }

    /**
     * Sets quantity
     *
     * @param float|null $quantity quantity
     *
     * @return self
     */
    public function setQuantity($quantity)
    {
        if (is_null($quantity)) {
            throw new \InvalidArgumentException('non-nullable quantity cannot be null');
        }
        $this->container['quantity'] = $quantity;

        return $this;
    }

    /**
     * Gets sku
     *
     * @return string|null
     */
    public function getSku()
    {
        return $this->container['sku'];
    }

    /**
     * Sets sku
     *
     * @param string|null $sku sku
     *
     * @return self
     */
    public function setSku($sku)
    {
        if (is_null($sku)) {
            throw new \InvalidArgumentException('non-nullable sku cannot be null');
        }
        $this->container['sku'] = $sku;

        return $this;
    }

    /**
     * Gets tax_rate
     *
     * @return float|null
     */
    public function getTaxRate()
    {
        return $this->container['tax_rate'];
    }

    /**
     * Sets tax_rate
     *
     * @param float|null $tax_rate tax_rate
     *
     * @return self
     */
    public function setTaxRate($tax_rate)
    {
        if (is_null($tax_rate)) {
            throw new \InvalidArgumentException('non-nullable tax_rate cannot be null');
        }
        $this->container['tax_rate'] = $tax_rate;

        return $this;
    }

    /**
     * Gets unit_tax
     *
     * @return float|null
     */
    public function getUnitTax()
    {
        return $this->container['unit_tax'];
    }

    /**
     * Sets unit_tax
     *
     * @param float|null $unit_tax unit_tax
     *
     * @return self
     */
    public function setUnitTax($unit_tax)
    {
        if (is_null($unit_tax)) {
            throw new \InvalidArgumentException('non-nullable unit_tax cannot be null');
        }
        $this->container['unit_tax'] = $unit_tax;

        return $this;
    }
    /**
     * Returns true if offset exists. False otherwise.
     *
     * @param integer|string $offset Offset
     *
     * @return boolean
     */
    public function offsetExists(mixed $offset): bool
    {
        return isset($this->container[$offset]);
    }

    /**
     * Gets offset.
     *
     * @param integer|string $offset Offset
     *
     * @return mixed|null
     */
    #[\ReturnTypeWillChange]
    public function offsetGet(mixed $offset)
    {
        return $this->container[$offset] ?? null;
    }

    /**
     * Sets value based on offset.
     *
     * @param int|null $offset Offset
     * @param mixed    $value  Value to be set
     *
     * @return void
     */
    public function offsetSet($offset, $value): void
    {
        if (is_null($offset)) {
            $this->container[] = $value;
        } else {
            $this->container[$offset] = $value;
        }
    }

    /**
     * Unsets offset.
     *
     * @param integer|string $offset Offset
     *
     * @return void
     */
    public function offsetUnset(mixed $offset): void
    {
        unset($this->container[$offset]);
    }

    /**
     * Serializes the object to a value that can be serialized natively by json_encode().
     * @link https://www.php.net/manual/en/jsonserializable.jsonserialize.php
     *
     * @return mixed Returns data which can be serialized by json_encode(), which is a value
     * of any type other than a resource.
     */
    #[\ReturnTypeWillChange]
    public function jsonSerialize()
    {
       return ObjectSerializer::sanitizeForSerialization($this);
    }

    /**
     * Gets the string presentation of the object
     *
     * @return string
     */
    public function __toString()
    {
        return json_encode(
            ObjectSerializer::sanitizeForSerialization($this),
            JSON_PRETTY_PRINT
        );
    }

    /**
     * Gets a header-safe presentation of the object
     *
     * @return string
     */
    public function toHeaderValue()
    {
        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
    }
}


