<?php

namespace BRSystems\Core\App\pubUsers\inc;

use BRSystems\Core\Library\cDb\cDb;

/**
 * pubUsers module
 *
 * @category CMS pubUsers
 * @author Mareks Keišs <mareks.keiss@brsystems.lv>
 * @since Version 1.0
 */
class pubUsersModule
{
    public cDb $db;
    public $compId;
    const ARTICLE_TYPE_README = 309;

    public function __construct($compId = 0)
    {
        $this->compId = $compId;
        $this->db = cDb::getInstance(DB_HOST, DB_USR, DB_PWD, DB_PORT, DB_NAME);
    }

    /**
     * Function to add new user to the list
     *
     * @category APP pubUsers
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @param array $data - user data array to insert into modules
     * @return null|int
     */
    public function addNewUser(array $data)
    {
        return $this->db->_queryInsert('mod_users', $data) ?? null;
    }

    public function getUserByLoginData(array $loginData): array
    {
        return $this->db->_querySelectRow('mod_users', false, $loginData) ?? [];
    }

    public function updateUserDataById(int $id, array $update): bool
    {
        return $this->db->_queryUpdate('mod_users', $update, ['id' => $id]);
    }

    public function getUserByLogin(string $login): array
    {
        return $this->db->_querySelectRow('mod_users', false, ['user_login' => $login, 'user_deleted' => 0]) ?? [];
    }

    public function getUserLoginById(int $id): string
    {
        return $this->db->_querySelectOne('mod_users', ['user_login'], ['id' => $id, 'user_deleted' => 0]) ?? '';
    }

    public function setUserActiveById(int $id): bool
    {
        return $this->db->_queryUpdate('mod_users', ['user_activated' => 1], ['id' => $id]);
    }

    /**
     * Function to load user permissions
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category APP pubUsers
     * @param int $userId - user id
     * @param int $accId - account id
     * @return array
     * @version 1.1
     */
    public function loadUserPermissionArray(int $userId, int $accId = 0): array
    {
        $sSql = "
                /*  GET ALL USER PERMISSIONS  */
                SELECT
                    DISTINCT upp.p_id as pId,
                    pp.p_name as sId, app.p_id
                FROM (
                    SELECT
                        u_p.user_id as u_id,
                        u_p.permissions_id as p_id
                    FROM
                        mod_users_permissions u_p
                    WHERE
                        u_p.user_id = {$userId}
                        AND u_p.groups_id = 0

                    UNION ALL

                    SELECT
                        ugr.user_id as u_id,
                        gr_p.permissions_id as p_id
                    FROM
                        mod_users_permissions ugr
                        LEFT JOIN mod_permissions_groups gr_data ON
                            gr_data.id = ugr.groups_id
                        LEFT JOIN mod_users_permissions gr_p ON
                            ugr.groups_id = gr_p.groups_id
                            AND gr_p.user_id = 0
                    WHERE
                        ugr.user_id = {$userId}
                        AND ugr.groups_id > 0
                        AND gr_data.group_blocked = '0'
                    ) upp
                    LEFT JOIN (

                        /*  GET ALL ACCOUNT PERMISSIONS  */
                        SELECT
                            acc_p.p_id
                        FROM
                            mod_account_permissions acc_p
                        WHERE
                            acc_p.a_id = {$accId}
                            AND acc_p.g_id = 0

                        UNION ALL

                        SELECT
                            gr_p.permissions_id as p_id
                        FROM
                            mod_account_permissions acc_gr
                            LEFT JOIN mod_permissions_groups gr_data ON
                                acc_gr.g_id = gr_data.id
                            LEFT JOIN mod_users_permissions gr_p ON
                                acc_gr.g_id = gr_p.groups_id
                                AND gr_p.user_id = 0
                        WHERE
                            acc_gr.a_id = {$accId}
                            AND acc_gr.g_id > 0
                            AND gr_data.group_blocked = '0'
                    ) app ON upp.p_id = app.p_id

                    LEFT JOIN mod_permissions pp ON
                        pp.id = upp.p_id
                WHERE
                    pp.p_blocked = '0'
                    AND app.p_id IS NOT NULL
            ";

        $this->db->query($sSql);
        return $this->db->getKeyValBasedArray('pId', 'sId') ?? [];
    }

    /**
     * Function to load sys user config
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category APP pubUsers
     * @param int $userId - user id
     * @return bool|array of data
     * @version 1.1
     */
    public function getUserCfg(int $userId)
    {
        return $this->db->_querySelectOne('mod_users', array('user_cfg'), array('id' => $userId));
    }

    /**
     * Function to save user cfg
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category APP pubUsers
     * @param int $id - user id
     * @param array $data - user data
     * @return bool
     * @version 1.1
     */
    public function saveUserCFG(int $id, array $data): bool
    {
        if (
            $id &&
            $this->db->_queryUpdate('mod_users', $data, array('id' => $id), true)
        ) {
            return true;
        }
        return false;
    }

    /**
     * Function to get user by email
     *
     * @category APP pubUsers
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @param string $string - user email or login to look for
     * @param bool $email - whether its email or not
     * @return array
     */
    public function getUserByEmail(string $string, bool $email = false): ?array
    {
        $where = array('user_deleted' => 0);
        $where[($email ? 'user_email' : 'user_login')] = $string;

        return $this->db->_querySelect('mod_users', false, $where);
    }

    /**
     * Function to load pub user permissions
     *
     * @author Aivars Žukovskis <keiss.mareks@gmail.com>
     * @category APP pubUsers
     * @param int $userId - user id
     * @return array of data
     * @version 1.1
     */
    public function pubLoadUserPermissionArray(int $userId): ?array
    {
        $sSql = "
                SELECT
                    mp.p_name,
                    mp.p_description
                FROM
                    mod_users_permissions mup
                    LEFT JOIN mod_permissions mp ON
                    mp.id = mup.permissions_id
                WHERE
                    mup.user_id = {$userId}
                    AND mup.groups_id = '0'
            ";

        $this->db->query($sSql);
        return $this->db->getArray();
    }

    /**
     * Function to load pub user group permissions
     *
     * @author Aivars Žukovskis <keiss.mareks@gmail.com>
     * @category APP pubUsers
     * @param int $userId - user id
     * @return array of data
     * @version 1.1
     */
    public function pubLoadUserGroupPerArray(int $userId): ?array
    {
        $sSql = "
                SELECT
                    mpg.group_name,
                    mpg.group_description
                FROM
                    mod_users_permissions mup
                    LEFT JOIN mod_permissions_groups mpg ON
                    mpg.id = mup.groups_id
                WHERE
                    mup.user_id = {$userId}
                    AND mup.groups_id != '0'
            ";

        $this->db->query($sSql);
        return $this->db->getArray();
    }

    /**
     * Function to load pub user group permissions
     *
     * @author Aivars Žukovskis <keiss.mareks@gmail.com>
     * @category APP pubUsers
     * @param int $userId - user id
     * @return array of data
     * @version 1.1
     */
    public function pubLoadUserObjectsPerArray(int $userId): ?array
    {
        $sSql = "
                SELECT
                    mc.a_title,
                    mc.a_created
                FROM
                    mod_account_to_users mu
                    LEFT JOIN mod_account_manager mc ON
                        mu.comp_id = mc.id
                WHERE
                    mu.user_id = {$userId}
                    AND mc.a_blocked = '0'
        ";

        $this->db->query($sSql);
        return $this->db->getArray();
    }

    /**
     * Function to get user companies
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category APP pubUsers Module
     * @param int $uID = user id
     * @return bool|array - record data
     * @version 1.1
     */
    public function getUserCompanies(int $uID): ?array
    {
        $sSql = "
            SELECT
                mc.id,
                mc.a_title,
                mc.a_db_name,
                mc.a_accounting_type,
                mc.a_unique_identifier,
                mc.a_year_cfg,
                mc.company_start_date,
                mc.a_test_account,
                mc.a_trial_till,
                mc.a_monthly_payment,
                mc.a_created
            FROM
                mod_account_manager mc
                LEFT JOIN mod_account_to_users mctu ON
                    mc.id = mctu.comp_id
				LEFT JOIN INFORMATION_SCHEMA.SCHEMATA ss ON
					mc.a_db_name = ss.SCHEMA_NAME
            WHERE
                mc.a_blocked = '0'
                AND mctu.user_id = {$uID}
                AND NOT ISNULL(ss.SCHEMA_NAME)
            ORDER BY
                mc.a_title ASC
        ";

        $this->db->query($sSql);
        return $this->db->getFieldBasedArray('id');
    }

    /**
     * Function to get user company detailed data
     *
     * @author Mareks Keiss <mareks.zukovskis@gmail.com>
     * @category APP pubUsers Module
     * @param int $id = company id
     * @param bool|array $vFields = fields to select
     * @return bool|array - record data
     * @version 1.1
     */
    public function getCompanyDataByCpId(int $id, $vFields = false): ?array
    {
        if (!empty($vFields) && count($vFields) == 1) {
            return $this->db->_querySelectOne('mod_account_manager', $vFields, array('id' => $id));
        }
        return $this->db->_querySelectRow('mod_account_manager', $vFields, array('id' => $id));
    }

    /**
     * Function to get user company detailed data
     *
     * @author Mareks Keiss <mareks.zukovskis@gmail.com>
     * @category APP pubUsers Module
     * @param int $id = company id
     * @return bool|int - record data
     * @version 1.1
     */
    public function checkSubscriptionPaidBills(int $id)
    {
        return $this->db->_querySelectOne('mod_account_to_bills', ['id'], ['r_account_id' => $id, 'r_paid' => '1']);
    }

    /**
     * Function to get user company detailed data
     *
     * @author Mareks Keiss <mareks.zukovskis@gmail.com>
     * @category APP pubUsers Module
     * @param array $uCompanyDbTitles = user company db titles
     * @return bool|array - record data
     * @version 1.1
     */
    public function getCompanyData(array $uCompanyDbTitles)
    {
        if (!!$uCompanyDbTitles) {

            $sSqlUnion = [];
            foreach ($uCompanyDbTitles as $db_name) {
                $sSqlUnion[] = "
                    SELECT a_img, a_reg_nr, a_pvn_reg_nr, '{$db_name}' as db_title 
                    FROM `{$db_name}`.mod_partners 
                    WHERE a_requisites = '1'
                ";
            }
            $sSqlUnion = implode("UNION ALL ", $sSqlUnion);

            $sSql = "
                    SELECT
                        cp.id,
                        dd.a_img as img,
                        dd.a_reg_nr as a_reg_nr,
                        dd.a_pvn_reg_nr as a_pvn_reg_nr
                    FROM
                        ({$sSqlUnion}) as dd
                        LEFT JOIN mod_account_manager cp ON
                            cp.a_db_name = dd.db_title
            ";

            $this->db->query($sSql);
            return $this->db->getFieldBasedArray('id');
        }

        return false;
    }

    /**
     * Function to get article data
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category APP pubUsers Module
     * @param int $langId = selected language id
     * @return array - record data
     * @version 1.1
     */
    public function getArticleData(int $langId): ?array
    {
        $sSql = "
                SELECT
                    rec.a_lhtml as d
                FROM
                    mod_articles art
                    LEFT JOIN mod_articles_records rec ON
                        art.id = rec.a_id
                WHERE
                    a_type = " . self::ARTICLE_TYPE_README . "
                    AND a_disabled = '0'
                    AND a_lang_id = {$langId}
                ORDER BY a_npk

        ";

        $this->db->query($sSql);
        return $this->db->getArray();
    }


    /**
     * Function to get user data by email
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category sysUsers Module
     * @param string $sEmail - user email
     * @return bool|int user id
     * @version 1.1
     */
    public function getUserDataByEmail(string $sEmail)
    {
        return $this->db->_querySelectOne('mod_users', array('id'), array('user_email' => $sEmail));
    }

    /**
     * Function to get user data by email
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category sysUsers Module
     * @param int $id - account id
     * @param array $vYear - years to check
     * @return bool|int user id
     * @version 1.1
     */
    public function chkIfCurrentQuarterPaid(int $id, array $vYear)
    {
        $sSql = "
            SELECT
                r_type,
                r_year,
                max(r_qr_1) as q1,
                max(r_qr_2) as q2,
                max(r_qr_3) as q3,
                max(r_qr_4) as q4
            FROM
                mod_account_to_bills
            WHERE
                r_year IN (" . implode(",", $vYear) . ")
                AND r_account_id = {$id}
                AND r_paid = '1'
            GROUP BY
                r_type, r_account_id, r_year
        ";

        $this->db->query($sSql);
        return $this->db->getFieldBasedArrayFieldsAdv(array('r_type', 'r_year'), array('q1', 'q2', 'q3', 'q4'));
    }

    /**
     * Function to check if any data entered in payment missing period
     *
     * @author Aivars Žukovskis <info@brsystems.lv>
     * @category sysUsers Module
     * @param string $sTable - table
     * @param string $sField - field
     * @param array $vDatesToExclude - to check data between dates
     * @return array
     * @version 1.1
     */
    public function chkDataForPaymentMissingInSelectedPeriod(
        string $sTable,
        string $sField,
        array $vDatesToExclude
    ): ?array {
        $sSql = '';
        foreach ($vDatesToExclude as $q => $dd) {
            $sSql .= "UNION ALL 
                    (
                        SELECT 
                            '$q' as q, 
                            {$dd['d1']} as d1, 
                            {$dd['d2']} as d2
                        FROM 
                            `" . COMP_DB_NAME . "`.{$sTable}
                        WHERE 
                            $sField BETWEEN {$dd['d1']} AND {$dd['d2']}
                        LIMIT 1
                    )
            ";
        }

        $this->db->query(substr($sSql, strlen('UNION ALL')));
        return $this->db->getFieldBasedArrayFieldsAdv('q', array('d1', 'd2'));
    }

    /**
     * Function to update comapny activity time upon choose
     *
     * @author Aivars Žukovskis <info@brsystems.lv>
     * @category sysUsers Module
     * @param int $iCompId - company id to update
     * @returns void
     */
    public function updCompanyActivityDate(int $iCompId): void
    {
        if ($iCompId) {
            $this->db->_queryUpdate('mod_account_manager', ['a_last_activity' => time()], ['id' => $iCompId]);
        }
    }

    /**
     * Add product to user wishlist
     *
     * @param int $userId
     * @param int $productId
     * @return bool
     */
    public function addToWishlist(int $userId, int $productId): bool
    {
        return (bool)$this->db->_queryInsert('mod_users_whishlist', [
            'user_id' => $userId,
            'product_id' => $productId,
            'created_at' => time(),
        ]);
    }

    /**
     * Remove product from user wishlist
     *
     * @param int $userId
     * @param int $productId
     * @return bool
     */
    public function removeFromWishlist(int $userId, int $productId): bool
    {
        return (bool)$this->db->_queryDelete('mod_users_whishlist', [
            'user_id' => $userId,
            'product_id' => $productId,
        ]);
    }

    /**
     * Check if product is in user wishlist
     *
     * @param int $userId
     * @param int $productId
     * @return bool
     */
    public function isProductInWishlist(int $userId, int $productId): bool
    {
        $result = $this->db->_querySelect('mod_users_whishlist', ['product_id'], [
            'user_id' => $userId,
            'product_id' => $productId,
        ]);
        return !empty($result);
    }

    /**
     * Get user wishlist product IDs
     *
     * @param int $userId
     * @return array
     */
    public function getWishlistProductIds(int $userId): array
    {
        $this->db->query("SELECT product_id FROM mod_users_whishlist WHERE user_id = {$userId}");
        $result = $this->db->getFieldBasedArray('product_id');
        return !empty($result) ? array_keys($result) : [];
    }

    /**
     * Get wishlist item count for user
     *
     * @param int $userId
     * @return int
     */
    public function getWishlistCount(int $userId): int
    {
        $this->db->query("SELECT COUNT(*) as cnt FROM mod_users_whishlist WHERE user_id = {$userId}");
        $result = $this->db->getRow();
        return (int)($result['cnt'] ?? 0);
    }

    public function clearWishlist(int $userId): bool
    {
        return $this->db->_queryDelete('mod_users_whishlist', ['user_id' => $userId]);
    }
}