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

/**
 * Euromedica Two Web Api
 *
 * No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)
 *
 * The version of the OpenAPI document: v1
 * Contact: development@europharmacy.gr
 * Generated by: https://openapi-generator.tech
 * Generator version: 7.20.0
 */

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

namespace Europharmacy\EuromedicaClient\Model;

use \ArrayAccess;
use \Europharmacy\EuromedicaClient\ObjectSerializer;

/**
 * Item Class Doc Comment
 *
 * @category Class
 * @description Η αναγνώριση του είδους γίνεται είτε από erpId είτε με barcode. Συνιστάται erpId
 * @package  Europharmacy\EuromedicaClient
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 * @implements \ArrayAccess<string, mixed>
 */
class Item implements ModelInterface, ArrayAccess, \JsonSerializable
{
    public const DISCRIMINATOR = null;

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

    /**
      * Array of property to type mappings. Used for (de)serialization
      *
      * @var string[]
      */
    protected static $openAPITypes = [
        'product_title' => 'string',
        'erp_id' => 'string',
        'barcode' => 'string',
        'qty' => 'float',
        'unit_price' => 'float',
        'discount_percentage' => 'float',
        'total' => '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 = [
        'product_title' => null,
        'erp_id' => null,
        'barcode' => null,
        'qty' => 'double',
        'unit_price' => 'double',
        'discount_percentage' => 'double',
        'total' => 'double'
    ];

    /**
      * Array of nullable properties. Used for (de)serialization
      *
      * @var boolean[]
      */
    protected static array $openAPINullables = [
        'product_title' => true,
        'erp_id' => true,
        'barcode' => true,
        'qty' => false,
        'unit_price' => false,
        'discount_percentage' => false,
        'total' => 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 = [
        'product_title' => 'productTitle',
        'erp_id' => 'erpId',
        'barcode' => 'barcode',
        'qty' => 'qty',
        'unit_price' => 'unitPrice',
        'discount_percentage' => 'discountPercentage',
        'total' => 'total'
    ];

    /**
     * Array of attributes to setter functions (for deserialization of responses)
     *
     * @var string[]
     */
    protected static $setters = [
        'product_title' => 'setProductTitle',
        'erp_id' => 'setErpId',
        'barcode' => 'setBarcode',
        'qty' => 'setQty',
        'unit_price' => 'setUnitPrice',
        'discount_percentage' => 'setDiscountPercentage',
        'total' => 'setTotal'
    ];

    /**
     * Array of attributes to getter functions (for serialization of requests)
     *
     * @var string[]
     */
    protected static $getters = [
        'product_title' => 'getProductTitle',
        'erp_id' => 'getErpId',
        'barcode' => 'getBarcode',
        'qty' => 'getQty',
        'unit_price' => 'getUnitPrice',
        'discount_percentage' => 'getDiscountPercentage',
        'total' => 'getTotal'
    ];

    /**
     * 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('product_title', $data ?? [], null);
        $this->setIfExists('erp_id', $data ?? [], null);
        $this->setIfExists('barcode', $data ?? [], null);
        $this->setIfExists('qty', $data ?? [], null);
        $this->setIfExists('unit_price', $data ?? [], null);
        $this->setIfExists('discount_percentage', $data ?? [], null);
        $this->setIfExists('total', $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 product_title
     *
     * @return string|null
     */
    public function getProductTitle()
    {
        return $this->container['product_title'];
    }

    /**
     * Sets product_title
     *
     * @param string|null $product_title όνομα προϊόντος
     *
     * @return self
     */
    public function setProductTitle($product_title)
    {
        if (is_null($product_title)) {
            array_push($this->openAPINullablesSetToNull, 'product_title');
        } else {
            $nullablesSetToNull = $this->getOpenAPINullablesSetToNull();
            $index = array_search('product_title', $nullablesSetToNull);
            if ($index !== FALSE) {
                unset($nullablesSetToNull[$index]);
                $this->setOpenAPINullablesSetToNull($nullablesSetToNull);
            }
        }
        $this->container['product_title'] = $product_title;

        return $this;
    }

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

    /**
     * Sets erp_id
     *
     * @param string|null $erp_id to uniqId του Product
     *
     * @return self
     */
    public function setErpId($erp_id)
    {
        if (is_null($erp_id)) {
            array_push($this->openAPINullablesSetToNull, 'erp_id');
        } else {
            $nullablesSetToNull = $this->getOpenAPINullablesSetToNull();
            $index = array_search('erp_id', $nullablesSetToNull);
            if ($index !== FALSE) {
                unset($nullablesSetToNull[$index]);
                $this->setOpenAPINullablesSetToNull($nullablesSetToNull);
            }
        }
        $this->container['erp_id'] = $erp_id;

        return $this;
    }

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

    /**
     * Sets barcode
     *
     * @param string|null $barcode barcode προϊόντος μόνο ένα σε περίπτωση που υπάρχουν περισσότερα του ενός
     *
     * @return self
     */
    public function setBarcode($barcode)
    {
        if (is_null($barcode)) {
            array_push($this->openAPINullablesSetToNull, 'barcode');
        } else {
            $nullablesSetToNull = $this->getOpenAPINullablesSetToNull();
            $index = array_search('barcode', $nullablesSetToNull);
            if ($index !== FALSE) {
                unset($nullablesSetToNull[$index]);
                $this->setOpenAPINullablesSetToNull($nullablesSetToNull);
            }
        }
        $this->container['barcode'] = $barcode;

        return $this;
    }

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

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

        return $this;
    }

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

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

        return $this;
    }

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

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

        return $this;
    }

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

    /**
     * Sets total
     *
     * @param float|null $total Συνολική αξία προϊόντων μετά την έκπτωση (qty * unitPrice * ((100 - discountPercentage)/100))
     *
     * @return self
     */
    public function setTotal($total)
    {
        if (is_null($total)) {
            throw new \InvalidArgumentException('non-nullable total cannot be null');
        }
        $this->container['total'] = $total;

        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));
    }
}