<?php

/**
 * LDCCRM For Wordpress usage
 *
 * @category API
 * @package  None
 * @author   Jérémy Munsch <jeremy.munsch@ldc.fr>
 * @license  MIT https://opensource.org/licenses/MIT
 * @link     /
 */

namespace LDC\LDCCRM\WordPress;

use JsonSerializable;
use LDC\LDCCRM\Models\Customer;

/**
 * Class de gestion des users en session avec Wordpress (ce truc immonde)
 *
 * @category API
 * @package LDCCrmClient
 * @subpackage Wordpress
 * @author   Jérémy Munsch <jeremy.munsch@ldc.fr>
 * @license  MIT https://opensource.org/licenses/MIT
 * @link     /
 */
class WPCrmUser implements JsonSerializable
{

    /**
     * The CRM hashcode (UUID)
     *
     * @var string
     */
    protected $phashcode = null;

    /**
     * The CRM customer email
     *
     * @var string
     */
    protected $pemail = null;

    /**
     * The CRM customer info (the api response)
     *
     * @var \LDC\LDCCRM\Models\Customer
     */
    protected $info = null;

    /**
     * WPCrmUser construct
     *
     * @param string $hashcode The customer hashcode (UUID)
     * @param string $email    The customer email
     */
    public function __construct(string $hashcode = null, string $email = null)
    {
        $this->phashcode = $hashcode;
        $this->pemail    = $email;
    }

    /**
     * Magic getter
     *
     * @param string $prop The prop to get
     *
     * @return bool|string|\LDC\LDCCRM\Enums\Country
     */
    public function __get($prop)
    {
        if (is_null($this->info)) {
            if (!is_null($this->pemail)) {
                WPCrm::getUserFromApi($this->pemail);
            } else {
                $this->info = new Customer();
            }
        }
        return $this->info->{$prop};
    }

    /**
     * Magic setter
     *
     * @param string $prop The prop to get
     *
     * @return bool|string|\LDC\LDCCRM\Enums\Country
     */
    public function __set($prop, $value)
    {
        if (is_null($this->info)) {
            if (!is_null($this->pemail)) {
                WPCrm::getUserFromApi($this->pemail);
            } else {
                $this->info = new Customer();
            }
        }
        $this->info->{$prop} = $value;
        if ($prop === 'email') {
            $this->pemail = $value;
        }
        return $value;
    }

    /**
     * Set the customer info
     * with api response
     *
     * @param LDC\LDCCRM\Models\Customer $customer The Api object reponse (user)
     *
     * @return void
     */
    public function setInfo(Customer $customer)
    {
        $this->info  = $customer;
        $this->pemail    = $customer->email;
        $this->phashcode = $customer->hashcode;
    }

    /**
     * Generate a user from session data
     *
     * @param string $string The json data stored in session
     *
     * @return \LDCCRM\WPCrmUser
     */
    public static function parseFromJson($string)
    {
        $a = json_decode($string, true);
        return new self(
            $a['hashcode'],
            $a['email'],
            $a['info']
        );
    }

    /**
     * Serialize this object to an array
     *
     * @return array
     */
    public function jsonSerialize()
    {
        return [
            'hashcode' => $this->phashcode,
            'email' => $this->pemail,
            'info' => $this->info
        ];
    }

    /**
     * Save current customer to
     * the local database and on crm
     *
     * @return boolean true if the operation succeeded false otherwise
     * @throws \LDC\LDCCRM\Exceptions\ApiErrorException
     *         with \LDC\LDCCRM\Enums\ApiError::customerExists()
     */
    public function save(): bool
    {
        return WPCrm::saveUser();
    }

    /**
     * Delete current customer to
     * the local database and on crm
     *
     * @return boolean true if the operation succeeded false otherwise
     */
    public function delete(): bool
    {
        return WPCrm::deleteUser();
    }

    /**
     * Toggle the current user optin value
     * on the current user and the crm
     *
     * @return boolean true if the operation succeeded
     * @throws \LDC\LDCCRM\Exceptions\ApiErrorException
     *         with \LDC\LDCCRM\Enums\ApiError::singleOptinCustomerExists()
     */
    public function toggleOptin(): bool
    {
        return WPCrm::toggleUserOptin();
    }

    /**
     * Activate the account in the crm
     *
     * @return boolean true if succeeded
     */
    public function activate(): bool
    {
        return WPCrm::activateUser();
    }
}