<?php
/************************************************************************
 * This file is part of EspoCRM.
 *
 * EspoCRM - Open Source CRM application.
 * Copyright (C) 2014-2021 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
 * Website: https://www.espocrm.com
 *
 * EspoCRM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * EspoCRM is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
 ************************************************************************/

namespace Espo\Core\Field;

use Espo\Core\Field\Address\AddressBuilder;

/**
 * An address value object. Immutable.
 */
class Address
{
    private $street = null;

    private $city = null;

    private $country = null;

    private $state = null;

    private $postalCode = null;

    public function __construct(
        ?string $country = null,
        ?string $state = null,
        ?string $city = null,
        ?string $street = null,
        ?string $postalCode = null
    ) {
        $this->country = $country;
        $this->state = $state;
        $this->city = $city;
        $this->street = $street;
        $this->postalCode = $postalCode;
    }

    /**
     * Whether has a street.
     */
    public function hasStreet(): bool
    {
        return $this->street !== null;
    }

    /**
     * Whether has a city.
     */
    public function hasCity(): bool
    {
        return $this->city !== null;
    }

    /**
     * Whether has a country.
     */
    public function hasCountry(): bool
    {
        return $this->country !== null;
    }

    /**
     * Whether has a state.
     */
    public function hasState(): bool
    {
        return $this->state !== null;
    }

    /**
     * Whether has a postal code.
     */
    public function hasPostalCode(): bool
    {
        return $this->postalCode !== null;
    }

    /**
     * Get a street.
     */
    public function getStreet(): ?string
    {
        return $this->street;
    }

    /**
     * Get a city.
     */
    public function getCity(): ?string
    {
        return $this->city;
    }

    /**
     * Get a country.
     */
    public function getCountry(): ?string
    {
        return $this->country;
    }

    /**
     * Get a state.
     */
    public function getState(): ?string
    {
        return $this->state;
    }

    /**
     * Get a postal code.
     */
    public function getPostalCode(): ?string
    {
        return $this->postalCode;
    }

    /**
     * Clone with a street.
     */
    public function withStreet(?string $street): self
    {
        $newAddress = self::createBuilder()
            ->clone($this)
            ->setStreet($street)
            ->build();

        return $newAddress;
    }

    /**
     * Clone with a city.
     */
    public function withCity(?string $city): self
    {
        $newAddress = self::createBuilder()
            ->clone($this)
            ->setCity($city)
            ->build();

        return $newAddress;
    }

    /**
     * Clone with a country.
     */
    public function withCountry(?string $country): self
    {
        $newAddress = self::createBuilder()
            ->clone($this)
            ->setCountry($country)
            ->build();

        return $newAddress;
    }

    /**
     * Clone with a state.
     */
    public function withState(?string $state): self
    {
        $newAddress = self::createBuilder()
            ->clone($this)
            ->setState($state)
            ->build();

        return $newAddress;
    }

    /**
     * Clone with a postal code.
     */
    public function withPostalCode(?string $postalCode): self
    {
        $newAddress = self::createBuilder()
            ->clone($this)
            ->setPostalCode($postalCode)
            ->build();

        return $newAddress;
    }

    /**
     * Create an empty address.
     */
    public static function create(): self
    {
        return new self();
    }

    /**
     * Create a builder.
     */
    public static function createBuilder(): AddressBuilder
    {
        return new AddressBuilder();
    }
}