<?php
/**
 * DiscountParam
 *
 * 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;

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

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

    /**
     * Array of property to type mappings. Used for (de)serialization
     *
     * @var string[]
     */
    protected static $openAPITypes = [
        'channel' => 'string',
        'customer' => '\Vend202601\Model\DiscountCustomerParam',
        'is_tax_inclusive' => 'bool',
        'outlet_id' => 'string',
        'promo_code' => 'string',
        'sale' => '\Vend202601\Model\DiscountSaleParam'
    ];

    /**
     * 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 = [
        'channel' => null,
        'customer' => null,
        'is_tax_inclusive' => null,
        'outlet_id' => null,
        'promo_code' => null,
        'sale' => null
    ];

    /**
     * Array of nullable properties. Used for (de)serialization
     *
     * @var boolean[]
     */
    protected static array $openAPINullables = [
        'channel' => false,
        'customer' => false,
        'is_tax_inclusive' => false,
        'outlet_id' => false,
        'promo_code' => false,
        'sale' => 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 = [
        'channel' => 'channel',
        'customer' => 'customer',
        'is_tax_inclusive' => 'is_tax_inclusive',
        'outlet_id' => 'outlet_id',
        'promo_code' => 'promo_code',
        'sale' => 'sale'
    ];

    /**
     * Array of attributes to setter functions (for deserialization of responses)
     *
     * @var string[]
     */
    protected static $setters = [
        'channel' => 'setChannel',
        'customer' => 'setCustomer',
        'is_tax_inclusive' => 'setIsTaxInclusive',
        'outlet_id' => 'setOutletId',
        'promo_code' => 'setPromoCode',
        'sale' => 'setSale'
    ];

    /**
     * Array of attributes to getter functions (for serialization of requests)
     *
     * @var string[]
     */
    protected static $getters = [
        'channel' => 'getChannel',
        'customer' => 'getCustomer',
        'is_tax_inclusive' => 'getIsTaxInclusive',
        'outlet_id' => 'getOutletId',
        'promo_code' => 'getPromoCode',
        'sale' => 'getSale'
    ];

    /**
     * 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('channel', $data ?? [], null);
        $this->setIfExists('customer', $data ?? [], null);
        $this->setIfExists('is_tax_inclusive', $data ?? [], null);
        $this->setIfExists('outlet_id', $data ?? [], null);
        $this->setIfExists('promo_code', $data ?? [], null);
        $this->setIfExists('sale', $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 = [];

        if ($this->container['channel'] === null) {
            $invalidProperties[] = "'channel' can't be null";
        }
        if ($this->container['customer'] === null) {
            $invalidProperties[] = "'customer' can't be null";
        }
        if ($this->container['outlet_id'] === null) {
            $invalidProperties[] = "'outlet_id' can't be null";
        }
        if ($this->container['sale'] === null) {
            $invalidProperties[] = "'sale' can't be null";
        }
        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 channel
     *
     * @return string
     */
    public function getChannel()
    {
        return $this->container['channel'];
    }

    /**
     * Sets channel
     *
     * @param string $channel The channel where the sale is coming from
     *
     * @return self
     */
    public function setChannel($channel)
    {
        if (is_null($channel)) {
            throw new \InvalidArgumentException('non-nullable channel cannot be null');
        }
        $this->container['channel'] = $channel;

        return $this;
    }

    /**
     * Gets customer
     *
     * @return \Vend202601\Model\DiscountCustomerParam
     */
    public function getCustomer()
    {
        return $this->container['customer'];
    }

    /**
     * Sets customer
     *
     * @param \Vend202601\Model\DiscountCustomerParam $customer customer
     *
     * @return self
     */
    public function setCustomer($customer)
    {
        if (is_null($customer)) {
            throw new \InvalidArgumentException('non-nullable customer cannot be null');
        }
        $this->container['customer'] = $customer;

        return $this;
    }

    /**
     * Gets is_tax_inclusive
     *
     * @return bool|null
     */
    public function getIsTaxInclusive()
    {
        return $this->container['is_tax_inclusive'];
    }

    /**
     * Sets is_tax_inclusive
     *
     * @param bool|null $is_tax_inclusive Indication whether the sale is tax inclusive or tax exclusive
     *
     * @return self
     */
    public function setIsTaxInclusive($is_tax_inclusive)
    {
        if (is_null($is_tax_inclusive)) {
            throw new \InvalidArgumentException('non-nullable is_tax_inclusive cannot be null');
        }
        $this->container['is_tax_inclusive'] = $is_tax_inclusive;

        return $this;
    }

    /**
     * Gets outlet_id
     *
     * @return string
     */
    public function getOutletId()
    {
        return $this->container['outlet_id'];
    }

    /**
     * Sets outlet_id
     *
     * @param string $outlet_id The outlet ID for this sale
     *
     * @return self
     */
    public function setOutletId($outlet_id)
    {
        if (is_null($outlet_id)) {
            throw new \InvalidArgumentException('non-nullable outlet_id cannot be null');
        }
        $this->container['outlet_id'] = $outlet_id;

        return $this;
    }

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

    /**
     * Sets promo_code
     *
     * @param string|null $promo_code The promo code to apply to this sale
     *
     * @return self
     */
    public function setPromoCode($promo_code)
    {
        if (is_null($promo_code)) {
            throw new \InvalidArgumentException('non-nullable promo_code cannot be null');
        }
        $this->container['promo_code'] = $promo_code;

        return $this;
    }

    /**
     * Gets sale
     *
     * @return \Vend202601\Model\DiscountSaleParam
     */
    public function getSale()
    {
        return $this->container['sale'];
    }

    /**
     * Sets sale
     *
     * @param \Vend202601\Model\DiscountSaleParam $sale sale
     *
     * @return self
     */
    public function setSale($sale)
    {
        if (is_null($sale)) {
            throw new \InvalidArgumentException('non-nullable sale cannot be null');
        }
        $this->container['sale'] = $sale;

        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));
    }
}


