<?php

class OrdersModel{
    const ID_ADDITONAL_TYPE = 3;
    const CUSTOMER_ACCEPTANCE_DAYS_INTERVAL = 15;
    const ID_INSTALLATION_CATEGORY = 2;
    private $headersHelper;

    function __construct(){
        $this->headersHelper =  new HeadersHelper();
    }

    /**
     * get the list of orders
     * @return Array array of orders
     */
    public function getActiveOrders(){
        global $database, $user;

        $userType = $user->getUserType();
        $idUser = $user->getUserId();
        $headersSql = $this->getActiveOrdersHeaders('sql')['headers'];
        $whereSql = "WHERE o.status!='production' AND o.status!='canceled' AND o.status!='end-of-life'";
        $extraSql = "";
        $orders = [];
        $isCustomer = false;
        $isCommercialLead = false;

        switch($userType){
            case 'broker' :
                $extraSql .= "LEFT OUTER JOIN ".TABLES['brokers']." b
                                    ON b.id=o.assignedTo";
            break;

            case 'customer' :
                $extraSql .= "INNER JOIN ".TABLES['users']." ucust
                                ON ucust.idCompany = uc.idCompany
                                AND ucust.id = $idUser";
                $isCustomer = true;
            break;

            case 'commercial_lead':
                $extraSql .= "INNER JOIN ".TABLES['users']." uclCompany
                                ON uclCompany.idCompany = ucl.idCompany
                                AND uclCompany.id = $idUser";
                $isCommercialLead = true;
            break;

            case 'supplier' :
                $extraSql .= "INNER JOIN ".TABLES['rel_package_products']." rpp
                                ON rpp.idPackage=rop.idPackage AND rop.packageInstance=rpp.packageInstance
                            INNER JOIN ".TABLES['suppliers_countries_products']." scp
                                ON scp.idProduct=rpp.idProduct
                            INNER JOIN ".TABLES['suppliers']." s
                                ON s.id=scp.idSupplier";
                $whereSql .= " AND s.idUser=$idUser AND o.status='in-progress'";
            break;
        }

        $sql = "SELECT
                    $headersSql
                FROM
                ".TABLES['orders']." o
                INNER JOIN ".TABLES['rel_commercial_lead_customers']." rclc
                    ON o.idCustomerInstance = rclc.id
                INNER JOIN ".TABLES['customers']." cust
                    ON cust.id = rclc.idCustomer
                INNER JOIN ".TABLES['commercial_leads']." cl
                    ON cl.id = rclc.idCommercialLead
                INNER JOIN ".TABLES['rel_order_packages']." rop
                    ON rop.idOrder=o.id
                INNER JOIN ".TABLES['users']." ucl
                    ON ucl.id = cl.idUser
                INNER JOIN ".TABLES['users']." uc
                  ON uc.id = cust.idUser
                $extraSql
                $whereSql
                GROUP BY o.id
                ORDER BY o.orderNumber DESC";

        $orderPackages = $this->getOrderPackages(0, 'ongoing');
        $query = $database->query($sql);
        while($row = $database->fetchArray($query)){
            $row['packages'] = isset($orderPackages[$row['id']]) ? $orderPackages[$row['id']] : [];
            $row['orderCurrency'] = isset($orderPackages[$row['id']]) ? $orderPackages[$row['id']][0]['packageCurrency'] : '';
            if($isCustomer) {
                $row['isMyOrder'] = $idUser === $row['idCustomerUser'] ? true : false;
            }
            if($isCommercialLead) {
                $row['isMyOrder'] = $idUser === $row['idCommercialLeadUser'] ? true : false;
            }
            array_push($orders, $row);
        }

        return ['orders' => $orders];
    }

    /**
     * Get the headers requried for the orders
     * @param  string $type type of the headere, posible values array or sql
     * @return string|array      returns the sql header or the array of for the headers
     */
    private function getActiveOrdersHeaders( $type = 'array'){
        global $user;
        $userType = $user->getUserType();
        $data = [];

        switch($userType){
            case 'broker' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'o.idCustomerInstance' => 'idCustomerInstance',
                    'rclc.IdCustomer' => 'idCustomer',
                    'cust.name' => 'customer',
                    'o.billingFirstName' => 'billingFirstName',
                    'o.billingLastName' => 'billingLastName',
                    'o.billingMail' => 'billingMail',
                    'o.billingAddress' => 'billingAddress',
                    'rclc.idCommercialLead' => 'idCommercialLead',
                    'cl.name' => 'commercialLead',
                    'IFNULL(b.name, \'\')' => 'assignedTo',
                    'o.orderDate' => 'orderDate',
                    'o.estimatedDeliveryDate' => 'estimatedDeliveryDate',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cust.phone' => 'customerPhone',
                    'uc.mail' => 'customerMail',
                    'cl.phone' => 'commercialLeadPhone',
                    'ucl.mail' => 'commercialLeadMail',
                ];
            break;

            case 'customer' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'rclc.idCommercialLead' => 'idCommercialLead',
                    'uc.id' => 'idCustomerUser',
                    'cust.name' => 'customerName',
                    'o.billingFirstName' => 'billingFirstName',
                    'o.billingLastName' => 'billingLastName',
                    'o.billingMail' => 'billingMail',
                    'o.billingAddress' => 'billingAddress',
                    'cust.phone' => 'phone',
                    'uc.mail' => 'mail',
                    'cl.contactName' => 'clContactName',
                    'cl.name' => 'clName',
                    'DATE_FORMAT(o.orderDate, \'%D %b, %Y\')' => 'orderDate',
                    'DATE_FORMAT(o.estimatedDeliveryDate, \'%D %b, %Y\')' => 'estimatedDeliveryDate',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cl.phone' => 'commercialLeadPhone',
                    'ucl.mail' => 'commercialLeadMail'
                ];
            break;

            case 'commercial_lead' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'cl.idUser' => 'idCommercialLeadUser',
                    'cl.name' => 'commercialLeadName',
                    'o.idCustomerInstance' => 'idCustomerInstance',
                    'rclc.IdCustomer' => 'idCustomer',
                    'cust.name' => 'customer',
                    'o.billingFirstName' => 'billingFirstName',
                    'o.billingLastName' => 'billingLastName',
                    'o.billingMail' => 'billingMail',
                    'o.billingAddress' => 'billingAddress',
                    'o.orderDate' => 'orderDate',
                    'o.estimatedDeliveryDate' => 'estimatedDeliveryDate',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cust.phone' => 'customerPhone',
                    'uc.mail' => 'customerMail'
                ];
            break;

            case 'supplier' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.orderDate' => 'orderDate',
                    '\'\'' => 'orderItems',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cust.phone' => 'customerPhone',
                    'uc.mail' => 'customerMail'
                ];
            break;

            default :
            $headers = [
                'o.id' => 'id',
                'o.orderNumber' => 'orderNumber',
                'o.status' => 'status'
            ];
        }
        $data['headers'] = $this->headersHelper->getHeader($headers, $type);
        if($userType === USER_TYPES['BROKER']){
            $data['brokers'] = $this->getBrokers();
        }

        return $data;
    }

    /**
     * return id and name of the brokers from the system
     * @return Array of id and name for brokers
     */
    public function getBrokers(){
        global $database, $user;

        $userType = $user->getUserType();
        if($userType !== USER_TYPES['BROKER']){
            return [];
        }

        $idUser = $user->getUserId();
        $sql = " SELECT b.id as idBroker,
                    CASE WHEN b.idUser=$idUser THEN 'Me' ELSE b.name END as brokerName
                    FROM ".TABLES['brokers']." b
                ORDER BY b.name";

        return $database->fetchResultArray($sql);
    }


    /**
     * get the list of orders history
     * @return Array array of orders
     */
    public function getHistoryOrders(){
        global $database;
        global $user;

        $userType = $user->getUserType();
        $idUser = $user->getUserId();
        $headersSql = $this->getHistoryOrdersHeaders('sql');
        $extraSql = '';
        $whereSql = "WHERE (o.status='production' OR o.status='canceled' OR o.status='end-of-life')";
        $orders = [];
        $isCustomer = false;
        $isCommercialLead = false;

        switch($userType){
            case 'customer' :
                $extraSql .= "
                              INNER JOIN ".TABLES['users']." ucust
                                ON ucust.idCompany = uc.idCompany
                                AND ucust.id = $idUser";
                $isCustomer = true;
            break;

            case 'commercial_lead':
                $extraSql .= "
                              INNER JOIN ".TABLES['users']." uclCompany
                                ON uclCompany.idCompany = ucl.idCompany
                                AND uclCompany.id = $idUser";
                $isCommercialLead = true;
            break;
        }

        $sql = "SELECT
                    $headersSql,
                    SUM(rop.packageFixedPrice * rop.units) AS fixedPrice,
                    SUM((rop.packageRecuringPrice * rop.units) + (rop.packageServicePrice * rop.units)) AS recurringPrice
                FROM
                    ".TABLES['orders']." o
                INNER JOIN ".TABLES['rel_commercial_lead_customers']." rclc
                    ON o.idCustomerInstance=rclc.id
                INNER JOIN ".TABLES['customers']." cust
                    ON cust.id=rclc.idCustomer
                INNER JOIN ".TABLES['commercial_leads']." cl
                    ON cl.id=rclc.idCommercialLead
                INNER JOIN ".TABLES['rel_order_packages']." rop
                    ON rop.idOrder=o.id
                INNER JOIN ".TABLES['users']." ucl
                    ON ucl.id = cl.idUser
                INNER JOIN ".TABLES['users']." uc
                    ON uc.id = cust.idUser
                $extraSql
                $whereSql
                GROUP BY o.id
                ORDER BY o.orderNumber DESC";

        $orderPackages = $this->getOrderPackages(0, 'history');
        $query = $database->query($sql);
        while($row = $database->fetchArray($query)){
            $row['packages'] = isset($orderPackages[$row['id']]) ? $orderPackages[$row['id']] : [];
            $row['orderCurrency'] = isset($orderPackages[$row['id']]) ? $orderPackages[$row['id']][0]['packageCurrency'] : '';
            if($isCustomer) {
                $row['isMyOrder'] = $idUser === $row['idCustomerUser'] ? true : false;
            }
            if($isCommercialLead) {
                $row['isMyOrder'] = $idUser === $row['idCommercialLeadUser'] ? true : false;
            }
            array_push($orders, $row);
        }

        return ['orders' => $orders];
    }

    /**
     * Get the headers requried for the orders history
     * @param  string $type type of the headere, posible values array or sql
     * @return string|array      returns the sql header or the array of for the headers
     */
    private function getHistoryOrdersHeaders( $type = 'array'){
        global $user;
        $userType = $user->getUserType();

        switch($userType){
            case 'broker' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'o.idCustomerInstance' => 'idCustomerInstance',
                    'rclc.IdCustomer' => 'idCustomer',
                    'cust.name' => 'customer',
                    'o.billingFirstName' => 'billingFirstName',
                    'o.billingLastName' => 'billingLastName',
                    'o.billingMail' => 'billingMail',
                    'o.billingAddress' => 'billingAddress',
                    'rclc.idCommercialLead' => 'idCommercialLead',
                    'cl.name' => 'commercialLead',
                    'o.orderDate' => 'orderDate',
                    'o.estimatedDeliveryDate' => 'estimatedDeliveryDate',
                    'o.deliveryDate' => 'deliveryDate',
                    'MAX(rop.endOfLife)' => 'endOfLife',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cust.phone' => 'customerPhone',
                    'uc.mail' => 'customerMail',
                    'cl.phone' => 'commercialLeadPhone',
                    'ucl.mail' => 'commercialLeadMail'
                ];
            break;

            case 'customer' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'o.tender' => 'tender',
                    'rclc.idCommercialLead' => 'idCommercialLead',
                    'uc.id' => 'idCustomerUser',
                    'cust.name' => 'customerName',
                    'o.billingFirstName' => 'billingFirstName',
                    'o.billingLastName' => 'billingLastName',
                    'o.billingMail' => 'billingMail',
                    'o.billingAddress' => 'billingAddress',
                    'cust.phone' => 'phone',
                    'uc.mail' => 'mail',
                    'cl.name' => 'clName',
                    'cl.contactName' => 'clContactName',
                    'DATE_FORMAT(o.orderDate, \'%D %b, %Y\')' => 'orderDate',
                    'DATE_FORMAT(o.estimatedDeliveryDate, \'%D %b, %Y\')' => 'estimatedDeliveryDate',
                    'DATE_FORMAT(o.deliveryDate, \'%D %b, %Y\')' => 'deliveryDate',
                    'DATE_FORMAT(MAX(rop.endOfLife), \'%D %b, %Y\')' => 'endOfLife',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cl.phone' => 'commercialLeadPhone',
                    'ucl.mail' => 'commercialLeadMail'
                ];
            break;

            case 'commercial_lead' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'cl.idUser' => 'idCommercialLeadUser',
                    'cl.name' => 'commercialLeadName',
                    'o.idCustomerInstance' => 'idCustomerInstance',
                    'rclc.IdCustomer' => 'idCustomer',
                    'cust.name' => 'customer',
                    'o.billingFirstName' => 'billingFirstName',
                    'o.billingLastName' => 'billingLastName',
                    'o.billingMail' => 'billingMail',
                    'o.billingAddress' => 'billingAddress',
                    'o.orderDate' => 'orderDate',
                    'o.estimatedDeliveryDate' => 'estimatedDeliveryDate',
                    'o.deliveryDate' => 'deliveryDate',
                    'MAX(rop.endOfLife)' => 'endOfLife',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cust.phone' => 'customerPhone',
                    'uc.mail' => 'customerMail'
                ];
            break;

            case 'supplier' :
                $headers = [
                    'o.id' => 'id',
                    'o.orderNumber' => 'orderNumber',
                    'o.status' => 'status',
                    'o.reference' => 'reference',
                    'o.idCustomerInstance' => 'idCustomerInstance',
                    'rclc.IdCustomer' => 'idCustomer',
                    'cust.name' => 'customer',
                    'o.orderDate' => 'orderDate',
                    'o.estimatedDeliveryDate' => 'estimatedDeliveryDate',
                    'o.deliveryDate' => 'deliveryDate',
                    'MAX(rop.endOfLife)' => 'endOfLife',
                    '\'\'' => 'orderItems',
                    'SUM(rop.packageFixedPrice * rop.units)' => 'orderTotalPrice',
                    'o.deliveryAddress' => 'deliveryAddress',
                    'cust.phone' => 'customerPhone',
                    'uc.mail' => 'customerMail'
                ];
            break;
        }

        return $this->headersHelper->getHeader($headers, $type);
    }

    /**
     * get packages for the order
     * @param  INT $idOrder id for order
     * @return Array         packages array
     */
    private function getOrderPackages($idOrder = 0, $forOrders){
        global $database, $user;

        $countries = new Countries();
        $whereSql = $idOrder === 0 ? "WHERE 1=1 " : "WHERE rop.idOrder=$idOrder ";
        $extraJoin = "";
        $extraFields = "";
        $userType = $user->getUserType();

        if($forOrders === 'history'){
            $whereSql .= "AND (o.status='production' OR o.status='canceled' OR o.status='end-of-life')";
            $extraFields = "IFNULL(DATE_FORMAT(rop.endOfLife, '%D %b, %Y'), '') as endOfLife,
                            rop.units,
                            rop.packageFixedPrice,
                            rop.packageRecuringPrice,
                            rop.packageServicePrice,
                            rop.status,
                            pt.packagePayPeriod,
                            pt.servicesContractPeriod,
                            pt.maxContractPeriod,
                            pt.periodUnit,";
        } else if($forOrders === 'ongoing'){
            if($userType === USER_TYPES['BROKER']){
                $extraJoin = "LEFT OUTER JOIN
                                (SELECT
                                        rops.idOrder,
                                        rops.idPackage,
                                        ps.shortDesc
                                    FROM
                                    ".TABLES['rel_order_process_step']." rops
                                    INNER JOIN ".TABLES['rel_process_steps']." rps
                                        ON rps.id = rops.idProcessStep
                                    INNER JOIN ".TABLES['process_step']." ps
                                        ON ps.id = rps.idStep
                                    WHERE
                                    rops.status = 'in-progress'
                                ) ongoing_steps
                                    ON ongoing_steps.idOrder = rop.idOrder AND ongoing_steps.idPackage = rop.idPackage";
                $extraFields = "IFNULL(ongoing_steps.shortDesc, rop.status) AS shortDesc,
                                rop.units,
                                rop.packageFixedPrice,
                                rop.packageRecuringPrice,
                                rop.packageServicePrice,
                                rop.status,
                                pt.packagePayPeriod,
                                pt.servicesContractPeriod,
                                pt.maxContractPeriod,
                                pt.periodUnit,";
            } else if($userType === USER_TYPES['SUPPLIER']){
                $extraJoin = "INNER JOIN
                                (SELECT
                                        rops.idOrder,
                                        rops.idPackage,
                                        ps.shortDesc
                                    FROM
                                    ".TABLES['rel_order_process_step']." rops
                                    INNER JOIN ".TABLES['rel_process_steps']." rps
                                        ON rps.id = rops.idProcessStep
                                    INNER JOIN ".TABLES['process_step']." ps
                                        ON ps.id = rps.idStep
                                    INNER JOIN ".TABLES['process_step_actions']." psa
                                        ON psa.id=ps.idActionCode
                                    WHERE
                                    rops.status ='in-progress' AND psa.actionCode='procurement'
                                ) ongoing_steps
                                    ON ongoing_steps.idOrder = rop.idOrder AND ongoing_steps.idPackage = rop.idPackage";
                $extraFields = "IFNULL(ongoing_steps.shortDesc, rop.status) AS shortDesc,
                                rop.units,
                                rop.status,";
            } else {
                $extraJoin = "LEFT OUTER JOIN
                                ( SELECT
                                        done_steps.idOrder,
                                    	done_steps.idPackage,
                                    	ps.shortDesc
                                    FROM
                                        (SELECT
                                            rops.idOrder,
                                                rops.idPackage,
                                                MAX(rops.idProcessStep) AS idProcessStep
                                        FROM
                                            ".TABLES['rel_order_process_step']." rops
                                        INNER JOIN ".TABLES['rel_process_steps']." rps ON rps.id = rops.idProcessStep
                                        INNER JOIN ".TABLES['process_step']." ps ON ps.id = rps.idStep
                                        WHERE
                                            (rops.status = 'done'
                                                OR rops.status = 'in-progress')
                                                AND ps.isVisibleForCustomer = 1
                                        GROUP BY rops.idOrder , rops.idPackage) AS done_steps
                                            INNER JOIN
                                        ".TABLES['rel_process_steps']." rps ON rps.id = done_steps.idProcessStep
                                            INNER JOIN
                                        ".TABLES['process_step']." ps ON ps.id = rps.idStep
                                ) ongoing_steps
                                    ON ongoing_steps.idOrder = rop.idOrder AND ongoing_steps.idPackage = rop.idPackage";
                $extraFields = "IFNULL(ongoing_steps.shortDesc, rop.status) AS shortDesc,
                                rop.units,
                                rop.packageFixedPrice,
                                rop.packageRecuringPrice,
                                rop.packageServicePrice,
                                rop.status,
                                pt.packagePayPeriod,
                                pt.servicesContractPeriod,
                                pt.maxContractPeriod,
                                pt.periodUnit,";
            }

            $whereSql .= "AND (o.status!='production' AND o.status!='canceled' AND o.status!='end-of-life')";

        }else{
            $extraFields = "IFNULL(rop.endOfLife, '') as endOfLife,
                            rop.units,
                            rop.packageFixedPrice,
                            rop.packageRecuringPrice,
                            rop.packageServicePrice,
                            rop.status,
                            pt.packagePayPeriod,
                            pt.servicesContractPeriod,
                            pt.maxContractPeriod,
                            pt.periodUnit,";
        }

        $sql = "SELECT
                    $extraFields
                    pt.payType AS paymentType,
                    rop.idOrder,
                    pkg.id AS idPackage,
                    pkg.name AS packageName
                FROM ".TABLES['packages']." pkg
                INNER JOIN ".TABLES['rel_order_packages']." rop
                    ON rop.idPackage=pkg.id
                INNER JOIN ".TABLES['orders']." o
                    ON o.id=rop.idOrder
                INNER JOIN ".TABLES['payment_types']." pt
                    ON pt.id=rop.idPaymentTerm
                $extraJoin
                $whereSql";
        $data = [];
        $query = $database->query($sql);
        while($row = $database->fetchArray($query)){
            $row['packageCurrency'] = $countries->getCurrencyForPackage($row['idPackage']);
            $data[$row['idOrder']][] = $row;
        }

        return $data;
    }

     /**
      * get products for packages in an order
      * @param  INT $idOrder id for the order
      * @return array        array with all products grouped by package and category
      */
     private function getOrderProducts($idOrder){
         global $database;

         $sql = "SELECT rcp.productName, pc.category, rpp.idPackage
                 FROM ".TABLES['suppliers_countries_products']." rcp
                 INNER JOIN product_categories pc
                    ON pc.id=rcp.idProductCategory
                 INNER JOIN ".TABLES['rel_package_products']." rpp
                     ON rpp.idProduct=rcp.idProduct
                 INNER JOIN ".TABLES['rel_order_packages']." rop
                     ON rop.idPackage=rpp.idPackage AND rop.packageInstance=rpp.packageInstance
                 WHERE rop.idOrder=$idOrder
                 ";
         $query = $database->query($sql);
         $data = [];
         while($row = $database->fetchArray($query)){
             $data[$row['idPackage']][$row['category']][] = $row;
         }

         return $data;
     }

     private function getOrderSelections($idOrder){
         global $database;
         $data = [];

         $sql = "SELECT
                     scp.productName,
                     os.idPackage,
                     pc.category
                 FROM ".TABLES['suppliers_countries_products']." scp
                 INNER JOIN ".TABLES['order_selections']." os
                     ON os.idProduct=scp.idProduct
                 INNER JOIN ".TABLES['product_categories']." pc
                     ON pc.id=scp.idProductCategory
                 WHERE os.idOrder=$idOrder";
         $query = $database->query($sql);
         while($row = $database->fetchArray($query)){
             $data[$row['idPackage']][$row['category']][] = $row;
         }

         return $data;
     }

     /**
      * get all comments for a specific order
      * @param  INT $idOrder id of the order
      * @return Array        Array of commnets for the order
      */
     private function getOrderComments($idOrder){
         global $database, $user;

         $sql = "SELECT c.comment,
                 DATE_FORMAT(c.addDate, '%D %b, %y') as addDate,
                 u.username,
                 u.id=".$user->getUserId()." AS isOwner
                 FROM ".TABLES['rel_order_comments']." c
                 INNER JOIN ".TABLES['users']." u
                 ON u.id=c.idUser
                 WHERE c.idOrder=$idOrder
                 ORDER BY c.addDate DESC";

         return $database->fetchResultArray($sql);
     }

     /**
      * get all options linked to a package in an order
      * @param  INT $idOrder id for the order
      * @return Array        list of options grouped by packages
      */
     private function getOrderOptions($idOrder){
         global $database;
         $data = [];

         $sql = "SELECT
                     roep.idPackage,
                     p.name AS packageName,
                     pog.name AS groupName
                 FROM ".TABLES['rel_order_extra_packages']." roep
                 INNER JOIN ".TABLES['packages']." p
                     ON p.id=roep.idExtraPackage
                 INNER JOIN ".TABLES['rel_group_options']." rgo
                     ON rgo.idOptionPackage=roep.idExtraPackage
                 INNER JOIN ".TABLES['package_option_groups']." pog
                     ON pog.id=rgo.idGroup and pog.idPackage=roep.idPackage
                 WHERE roep.idOrder=$idOrder";
         $query = $database->query($sql);
         while($row = $database->fetchArray($query)){
             $data[$row['idPackage']][] = $row;
         }

         return $data;
     }

     private function getOrderAdditionalPackages($idOrder){
         global $database;
         $data = [];

         $sql = "SELECT
                     roep.idPackage,
                     p.name AS packageName
                 FROM ".TABLES['rel_order_extra_packages']." roep
                 INNER JOIN ".TABLES['packages']." p
                     ON p.id=roep.idExtraPackage
                 WHERE roep.idOrder=$idOrder AND p.idPackageType=".self::ID_ADDITONAL_TYPE;
         $query = $database->query($sql);
         while($row = $database->fetchArray($query)){
             $data[$row['idPackage']][] = $row;
         }

         return $data;
     }

     /**
      * check if user has rights to see a specific order
      * @param  INT $idOrder id of the order
      * @return Boolean      retruns true if the user can see the order
      */
     private function checkOrderOwner($idOrder){
         global $database, $user;
         $idUser = $user->getUserId();
         $extraWhere = " AND u.idUser=$idUser";
         $isCompanyAdmin = UtilsModel::checkIfUserIsCompanyAdmin();

         if($user->getUserType() === USER_TYPES['BROKER']){
             return true;
         }else if($user->getUserType() === USER_TYPES['CUSTOMER']){
             $extraJoin = " INNER JOIN ".TABLES['rel_commercial_lead_customers']." rclc
                                ON rclc.id=o.idCustomerInstance
                             INNER JOIN ".TABLES['customers']." u
                                ON u.id=rclc.idCustomer
                             INNER JOIN ".TABLES['users']." us
                                ON us.id = u.idUser";
            if($isCompanyAdmin) {
                $extraJoin .= " INNER JOIN ".TABLES['users']." uc
                                    ON uc.idCompany = us.idCompany
                                    AND uc.id=$idUser";
                $extraWhere = '';
            }
         }else if($user->getUserType() === USER_TYPES['COMMERCIAL_LEAD']){
            $extraJoin = "INNER JOIN ".TABLES['rel_commercial_lead_customers']." rclc
                            ON rclc.id=o.idCustomerInstance
                         INNER JOIN ".TABLES['commercial_leads']." u
                            ON u.id=rclc.idCommercialLead
                         INNER JOIN ".TABLES['users']." us
                            ON us.id = u.idUser";
            if($isCompanyAdmin) {
                $extraJoin .= " INNER JOIN ".TABLES['users']." ucl
                                    ON ucl.idCompany = us.idCompany
                                    AND ucl.id=$idUser";
                $extraWhere = '';
            }
         }else if($user->getUserType() === USER_TYPES['SUPPLIER']){
             $extraJoin = "INNER JOIN ".TABLES['rel_order_products_estimation']." rope
                             ON rope.idOrder=o.id
                           INNER JOIN ".TABLES['suppliers_countries_products']." scp
                             ON scp.idProduct=rope.idProduct
                             OR scp.idProductCategory = ".self::ID_INSTALLATION_CATEGORY."
                           INNER JOIN ".TABLES['suppliers']." u
                             ON u.id=scp.idSupplier";
         }else{
             return false;
         }

         $sql = "SELECT o.id
                 FROM ".TABLES['orders']." o
                 $extraJoin
                 WHERE o.id=$idOrder
                    $extraWhere
                 LIMIT 1";
         $query = $database->query($sql);

         return $database->numRows($query) === 1;
     }

     /**
      * get info for orders (details, packages, available processes)
      * @param  INT $idOrder id for the order
      * @return HashArray          array containtg info, packages, availableProcesses
      */
     public function getOrderInfo($idOrder){
         global $database;
         $data = [];
         $idOrder = $database->escapeValue($idOrder);
         $isCompanyAdmin = UtilsModel::checkIfUserIsCompanyAdmin();
         $orderProcessHelper = new OrderProcessHelper();
         $orderDocuments = new OrderDocuments();

         if(!$this->checkOrderOwner($idOrder, $isCompanyAdmin)){
             return [];
         }

         $sql = "SELECT o.id,
                     o.orderNumber,
                     DATE_FORMAT(o.orderDate, '%D %b, %y') as orderDate,
                     o.estimatedDeliveryDate,
                     o.billingFirstName,
                     o.billingLastName,
                     o.billingMail,
                     o.billingAddress,
                     o.status,
                     o.reference,
                     o.tender,
                     o.idTerms,
                     o.idProject,
                     IFNULL(op.name, '') as projectName,
                     IFNULL(b.name, 'Unassigned') as assignedTo,
                     cust.name AS customer,
                     cust.phone,
                     u.mail,
                     cl.id AS idCommercialLead,
                     cl.name AS commercialLead,
                     MAX(rop.endOfLife) AS endOfLife
                 FROM
                 ".TABLES['orders']." o
                 LEFT OUTER JOIN ".TABLES['brokers']." b
                     ON b.id=o.assignedTo
                 INNER JOIN ".TABLES['rel_commercial_lead_customers']." rclc
                     ON o.idCustomerInstance=rclc.id
                 INNER JOIN ".TABLES['customers']." cust
                     ON cust.id=rclc.idCustomer
                 INNER JOIN ".TABLES['users']." u
                    ON u.id = cust.idUser
                 INNER JOIN ".TABLES['commercial_leads']." cl
                     ON cl.id=rclc.idCommercialLead
                 INNER JOIN ".TABLES['rel_order_packages']." rop
                     ON rop.idOrder=o.id
                 LEFT OUTER JOIN ".TABLES['order_projects']." op
                    ON op.id=o.idProject
                 WHERE o.id=$idOrder
                 GROUP BY o.id
                 LIMIT 1";
         $data['info'] = $database->fetchResultArray($sql);
         $data['info'] = isset($data['info'][0]) ? $data['info'][0] : [];
         $data['products'] = $this->getOrderProducts($idOrder);
         $data['packages'] = $this->getOrderPackages($idOrder, 'all')[$idOrder];
         $data['process'] = $orderProcessHelper->getOrderSteps($idOrder);
         $documents = $orderDocuments->getOrderDocuments($idOrder);
         $options = $this->getOrderOptions($idOrder);
         $additionalPackages = $this->getOrderAdditionalPackages($idOrder);
         foreach($data['packages'] as &$package){
             $package['documents'] = isset($documents[$package['idPackage']]) ? $documents[$package['idPackage']] : [];
             $package['options'] = isset($options[$package['idPackage']]) ? $options[$package['idPackage']] : [];
             $package['additionalPackages'] = isset($additionalPackages[$package['idPackage']]) ? $additionalPackages[$package['idPackage']] : [];
         }
         $data['orderDocuments'] = isset($documents[0]) ? $documents[0] : [];
         $data['selections'] = $this->getOrderSelections($idOrder);
         $data['orderComments'] = $this->getOrderComments($idOrder);

         $data['availableProcesses'] = [];

         return $data;
     }

     /**
      * returns an array with all the system allowed languages
      * @return Array all the system language allowed
      */
     public function getSystemAllowedLanguages() {
         global $database;
         $data = [];

         $sql = "
                 SELECT
                   sal.languageCode AS languageCode,
                   sal.language AS language
                 FROM
                   ".TABLES['system_allowed_languages']." sal";
         $query = $database->query($sql);

         while($row = $database->fetchArray($query)) {
             $data['code'][] = $row['languageCode'];
             $data['languages'][] = $row['language'];
         }

         return $data;
     }

     /**
      * get the language of the comment added or array if error
      * @param  String $comment  the comment added by the user
      * @return Array            the language detected or error
      */
     private function getLanguageDetectResponse($comment) {
         $data = [];
         $ch = curl_init();

         $plainText = html_entity_decode(strip_tags($comment));
         $plainTextComment = urlencode($plainText);
         $url = DETECT_LANGUAGE_API_URL.'?q='.$plainTextComment.'&key='.DETECT_LANGUAGE_API_KEY;

         curl_setopt($ch, CURLOPT_URL, $url);
         curl_setopt($ch, CURLOPT_HEADER, false);
         curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
         curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
         curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);

         $response = json_decode(curl_exec($ch));
         if(curl_errno($ch)){
             $data['error'] = 'Curl error: ' . curl_error($ch);
         }

         curl_close($ch);

         if(gettype($response) === 'object' && $response->data && $response->data->detections) {
             $firstLanguageDetected = $response->data->detections[0];
             if($firstLanguageDetected->isReliable) {
                 $data['language'] = $firstLanguageDetected->language;
             } else {
                 $data['languageNotReliable'] = true;
             }
         }

         return $data;
     }

     /**
 	 * returns the mail addresses for cl and customer involved in the order process
      * @param  String $customerName   		customer's name
      * @param  String $commercialLeadName 	commercial lead's name
      * @return Array            			mails of the customer and commercial lead
      */
 	private function orderParticipantsMails($idOrder) {
 		global $database, $user;
         $mailArray = [];

 		$sql = "
 				SELECT
                   c.idUser,
                   u.mail,
                  'customer' AS type
 				FROM
 				  ".TABLES['customers']." c
                INNER JOIN ".TABLES['rel_commercial_lead_customers']."   rclc
                ON rclc.idCustomer=c.id
                INNER JOIN ".TABLES['orders']." o
                ON o.idCustomerInstance=rclc.id
                INNER JOIN ".TABLES['users']." u
                    ON u.id = c.idUser
 				WHERE o.id=$idOrder
 				UNION
 				SELECT
                   cl.idUser,
 				  u.mail,
                  'other' AS type
 				FROM
 				  ".TABLES['commercial_leads']." cl
                INNER JOIN ".TABLES['rel_commercial_lead_customers']."   rclc
                  ON rclc.idCommercialLead=cl.id
                INNER JOIN ".TABLES['orders']." o
                  ON o.idCustomerInstance=rclc.id
                INNER JOIN ".TABLES['users']." u
                  ON u.id = cl.idUser
   				WHERE o.id=$idOrder
                UNION
                SELECT
                    b.idUser,
                    u.mail,
                    'other' AS type
                FROM
                    ".TABLES['brokers']." b
                INNER JOIN ".TABLES['orders']." o
                ON CASE WHEN o.assignedTo is NULL THEN 1=1 ELSE o.assignedTo=b.id END
                INNER JOIN ".TABLES['users']." u
                    ON u.id = b.idUser
                WHERE o.id=$idOrder
 		";

 		$result = $database->query($sql);
        while($row = $database->fetchArray($result)) {
             if($row['mail'] !== '') {
                 if($row['idUser'] != $user->getUserId()) {
                    $mailArray[$row['type']][] = $row['mail'];
                }
             }
         }

 		return $mailArray;
 	}

     /**
      * checks parameters and sends mail based on the action made
      * @param  String $mailType            the action for which to send the mail
      * @param  Json string $orderData      the details regarding the order for which to send the mail
      * @return Array                       confirmation message
      */
     private function sendConfirmationMail($mailType, $orderData) {
         global $database, $user;
         $mailType = $database->escapeValue($mailType);
         $commentMessage = array_key_exists('commentMessage', $orderData) ? $orderData['commentMessage'] : '';
         foreach($orderData as $orderKey => $orderDetail) {
             $orderData[$orderKey] = $database->escapeValue($orderDetail);
         }

         $data = [];
         $idOrder = array_key_exists('idOrder', $orderData) ? $orderData['idOrder'] : 0;
         $orderNumber = array_key_exists('orderNumber', $orderData) ? $orderData['orderNumber'] : UtilsModel::getOrderNumberById($idOrder);

         if(!$mailType) {
             return [
                 'code' => 'error',
                 'message' => 'ACTION_NOT_SET'
             ];
         }

         if(count($orderData) < 1) {
             return [
                 'code' => 'error',
                 'message' => 'ORDER_DATA_NOT_SET'
             ];
         }

         if(!$idOrder) {
             return [
                 'code' => 'error',
                 'message' => 'ID_ORDER_NOT_SET'
             ];
         }

         if(!$orderNumber) {
             return [
                 'code' => 'error',
                 'message' => 'ORDER_NUMBER_NOT_SET'
             ];
         }

          $currentDate = new DateTime();
          $currentDate = $currentDate->format('d-m-Y H:i');

          $params = [
              'apiOrderUrl' => WIAAS_URL.'/api-wiaas/orders?subModule=orders_steps&idOrder='.$idOrder.'&orderNumber='.$orderNumber,
              'orderUrl' => WIAAS_URL.'/orders/'.$idOrder,
              'mailType' => $mailType,
              'currentDate' => $currentDate,
              'idOrder' => $idOrder,
              'orderNumber' => $orderNumber
          ];

         switch($mailType) {

             case 'orderCommentAdded':
                 $mailTitle = "New comment for order $orderNumber ($currentDate)";
                 $mailAddresses = $this->orderParticipantsMails($idOrder);
                 $params['commentMessage'] = $commentMessage;
                 $params['userLoggedIn'] = $user->getUserFullName();
                 break;
             default:
                 return $data;
         }

         return UtilsModel::sendOrderUpdateMail($mailType, $params, $mailTitle, $mailAddresses);
     }


     /**
      * add a new commnet for an order
      * @param  INT $idOrder     Id of the order
      * @param  String $comment  commnet text
      * @return array            update message
      */
     public function addOrderComment($idOrder, $comment){
         global $database, $user;

         $data = [];
         $idOrder = $database->escapeValue($idOrder);
         $idUser = $user->getUserId();
         $ordersDetailsMail = ['idOrder' => $idOrder];

         $checkMessage = $database->isEmpty('comment', $comment);
         if($checkMessage){
             $data['messages'][] = $checkMessage;
         }

         $checkMessage = $database->invalidLength('comment',$comment, 1700);
         if($checkMessage){
             $data['messages'][] = $checkMessage;
         }

         if($data) {
             return $data;
         }

         $allowedLanguages = $this->getSystemAllowedLanguages();
         if(count($allowedLanguages) === 0) {
             $data['messages'][] = [
                 'code' => 'error',
                 'message' => 'SYSTEM_ALLOWED_LANGUAGES_EMPTY'
             ];
         }

         $languageDetected = $this->getLanguageDetectResponse($comment);
         $allowedLang = implode(', ', $allowedLanguages['languages']);

         if(array_key_exists('language', $languageDetected)) {
             if(!in_array($languageDetected['language'], $allowedLanguages['code'])) {
                 $data['messages'][] = [
                     'code' => 'error',
                     'message' => 'ALLOWED_LANGUAGE',
                     'key' => $allowedLang
                 ];
             }
         } else if(array_key_exists('languageNotReliable', $languageDetected)) {
             $data['messages'][] = [
                 'code' => 'warning',
                 'message' => 'ALLOWED_LANGUAGE',
                 'key' => $allowedLang
             ];
         } else {
             $data['messages'][] = [
                 'code' => 'error',
                 'message' => 'ALLOWED_LANGUAGE_ERROR',
                 'additionalMessage' => $languageDetected['error']
             ];
             return $data;
         }

         $sql = "INSERT INTO ".TABLES['rel_order_comments']."
                 (idOrder, idUser, comment)
                 VALUES ($idOrder, $idUser, '".$database->escapeValue($comment)."')";
         $query = $database->query($sql);

         if(!$query){
             $err_mes = [
                 'code' => 'error',
                 'message' => 'SERVER_ERROR'
             ];
             $data['messages'][] = $err_mes;
         }

         if($database->affectedRows() === 1){
             $message = [
                 'code' => 'success',
                 'message' => 'ORDER_COMMENT_ADDED'
             ];
             $data['messages'][] = $message;

             $ordersDetailsMail['commentMessage'] = $comment;
             $data['messages'][] = $this->sendConfirmationMail('orderCommentAdded', $ordersDetailsMail);
         }

         return $data;
     }

    /**
    * checks if the next step is the one needed for enabling the component
    * @param  Int $idOrder   id of the order
    * @param  Int $idPackage id of the package
    * @param  Array $stepIds actions id of the steps between which the step should be enabled
    * @return bool           true if the next step should enable the component
    */
    public function checkIfIsNextStepWanted($idOrder, $idPackage, $stepIds) {
        $installationScheduling = new InstallationScheduling();

        return $installationScheduling->checkIfIsNextStepWanted($idOrder, $idPackage, $stepIds);
    }

      /**
       * returns the earliest installation date based on the maximum delivery date plus the additional days
       * @param  Int $idOrder             the id of the order
       * @return Array                    the earliest installation date or error message
       */
      public function getEarliestInstallationDateForOrder($idOrder) {
          $installationScheduling = new InstallationScheduling();

          return $installationScheduling->getInstallationScheduleEID($idOrder);
      }

     /**
      * get installation dates for each package in order
      * @param  INT $idOrder       id for the order
      * @param  INT $idPackage     id for the package
      * @return Array                array of installation dates
      */
     public function getInstallationDates($idOrder, $idPackage){
         $installationScheduling = new InstallationScheduling();

         return $installationScheduling->getInstallationDates($idOrder, $idPackage);
     }

     /**
      * get all installation companies for the order selected
      * @param  Int $idOrder   id of the order
      * @return Array          array with all the installation companies
      */
     public function getInstallCompaniesForOrder($idOrder) {
         $installationScheduling = new InstallationScheduling();

         return $installationScheduling->getInstallCompaniesForOrder($idOrder);
     }

     /**
      * Update the estimation date for the installation
      * @param  Int $idOrder        Id of the order to be modified
      * @param  Int $idPackage      id of the package to be modified
      * @param  String $newDate     the date set by the user for the installation
      * @param  String $status      the status of the date to be added
      * @return array                 response message for the update
      */
     public function updateInstallationDate($idOrder, $idPackage, $newDate, $status) {
         $installationScheduling = new InstallationScheduling();

         return $installationScheduling->updateInstallationDate($idOrder, $idPackage, $newDate, $status);
     }

     /**
      * remove the date from the order package
      * @param  Int $idOrder          id of the order
      * @param  Int $idPackage        id of the package
      * @param  String $installationDate the installation date to be removed
      * @return Array                  confirmation messages
      */
     public function removeMyDate($idOrder, $idPackage, $installationDate) {
         $installationScheduling = new InstallationScheduling();

         return $installationScheduling->removeMyDate($idOrder, $idPackage, $installationDate);
      }

     /**
      * get customer questionaires / installation protocol for a specific order
      * @param  INT $idOrder  id for the order
      * @param  INT $idPackage id for the pacakge
      * @param  String $documentType the type of the documents needed - Order Questionaire or Installation protocol
      * @return Array            array of documents
      */
     public function getOrderDocumentsPerType($idOrder, $documentType){
         $orderExtraActions = new orderExtraActions();

         return $orderExtraActions->getOrderDocumentsPerType($idOrder, $documentType);
     }

     /**
      * upload again quesionnaire
      * @param  INT $idOrder    id for the order
      * @param  INT $idPackage  id for the package
      * @param  INT $idDocument id for the document
      * @param  file $file       file to be uploaded
      * @return Array            update message
      */
     public function reUploadQuestionaire($idOrder, $idPackage, $idDocument, $file){
         $orderExtraActions = new orderExtraActions();

         return $orderExtraActions->reUploadQuestionaire($idOrder, $idPackage, $idDocument, $file);
     }

     /**
      * get comments by type e.g stepComment, invalidQuestionaireComment, ...
      * @param  Int $idOrder       the id of the order
      * @param  Int $idPackage     the id of the package
      * @param  Int $idProcessStep the id of the process step
      * @param  String $type          the type of the comment: stepComment, invalidQuestionaireComment
      * @return Array                 the comments wanted
      */
     public function getCommentsByType($idOrder, $idPackage, $idProcessStep, $type) {
         $orderExtraActions = new orderExtraActions();

         return $orderExtraActions->getCommentsByType($idOrder, $idPackage, $idProcessStep, $type);
     }

     /**
      * get info for customer acceptance
      * @param  INT $idOrder    id for the order
      * @return Array           custoemr acceptance info
      */
     public function getCustomerAcceptance($idOrder){
         $customerAcceptance = new CustomerAcceptance();

         return $customerAcceptance->getCustomerAcceptance($idOrder);
     }

     /**
      * upload customer acceptance document
      * @param  INT $idOrder   id for the order
      * @param  FILE $file     file to be uploaded
      * @return Array          upload status
      */
     public function uploadAcceptanceDocument($idOrder, $file){
         $customerAcceptance = new CustomerAcceptance();

         return $customerAcceptance->uploadAcceptanceDocument($idOrder, $file);
     }

     /**
      * customer change acceptance status for a package
      * @param  INT $idOrder   id for the order
      * @param  String $actionType accept or decline the installation
      * @param  String $declineReason the reason for why the customer doesn't accept the installation
      * @return Array          update message
      */
     public function acceptDeclineInstallation($idOrder, $actionType, $declineReason){
         $customerAcceptance = new CustomerAcceptance();

         return $customerAcceptance->acceptDeclineInstallation($idOrder, $actionType, $declineReason);
     }

     /**
      * send an email to the support team from the customer
      * @param  Array $ordersInfo    the order informations like orderNumber, so on
      * @param  Array $orderPackages the packages contained in the order
      * @param  String $userText     the text writen by the customer
      * @return Array                confirmation message
      */
     public function sendSupportMail($ordersInfo, $orderPackages, $userText) {
         global $database, $user;
         $ordersInfo = (array) $ordersInfo;
         $orderPackages = $orderPackages;
         $userText = $database->escapeValue($userText);
         $mailSubject = "";

         if($user->getUserType() !== USER_TYPES['CUSTOMER']) {
             $data['messages'][] = [
                 'code' => 'error',
                 'message' => 'MAIL_NOT_AUTHORIZED'
             ];

             return $data;
         }

         if(empty($userText)) {
             $data['messages'][] = [
                 'code' => 'error',
                 'message' => 'MAIL_TEXT_EMPTY'
             ];

             return $data;
         }

         $orderItems = '<div class="order-details-item">';
         foreach($orderPackages as $package) {
             $orderItems .= '<div class="send-support-mail-details">
                                 <span class="glyphicon glyphicon-shopping-cart"></span>
                                 ' . $package['units'] . ' x ' . $package['packageName'] . '
                             </div>
                             <div class="package-item-info">
                                 <div class="send-support-mail-details">
                                     <b>Price: </b>
                                     '. $this->calculatePrice([$package['packageFixedPrice']], $package['units']) . '
                                     ( ' . $this->calculatePrice([$package['packageRecuringPrice'], $package['packageServicePrice']], $package['units']) . '/ ' . $package['periodUnit'] . ')
                                 </div>
                                 <div class="prices-info">';

             if($package['packagePayPeriod'] > 0) {
                 $orderItems .= '<div class="send-support-mail-details">
                                     Package recurent price: ' . $package['units'] . ' x ' . $package['packageRecuringPrice'] . ' / ' . $package['periodUnit'] .'
                                     for ' . $package['packagePayPeriod'] . ' ' . $package['periodUnit'] . '
                                 </div>';
             }

             $orderItems .= '    <div class="send-support-mail-details">
                                     <b>Services and support</b>
                                     ' . $package['units'] . ' x ' . $package['packageServicePrice'] . ' / ' . $package['periodUnit'];
             if($package['servicesContractPeriod'] > 0) {
                 $orderItems .=      '<span>for ' . $package['servicesContractPeriod'] . ' ' . $package['periodUnit'] . '</span>';
             }

             $orderItems .=          'with possibility to extend each ' . $package['periodUnit'] . ' (Max ' . $package['maxContractPeriod'] . ')
                                 </div>
                             </div>';

             if(intval($package['packagePayPeriod']) > 0 || intval($package['servicesContractPeriod']) > 0) {
                 $orderItems .= '<div class="send-support-mail-details">
                                     <b>Agreement period: </b>';
                 if(intval($package['packagePayPeriod']) > 0) {
                     $orderItems .= '<div class="order-info-box">
                                         <b>Agreement for package: </b>
                                         ' . $package['packagePayPeriod'] . ' ' . $package['periodUnit'] . '
                                     </div>';
                 }

                 if(intval($package['servicesContractPeriod']) > 0) {
                     $orderItems .= '<div class="order-info-box">
                                         <b>Agreement for services and support: </b>
                                         ' . $package['servicesContractPeriod'] . ' ' . $package['periodUnit'] . '
                                     </div>';
                 }
                 $orderItems .= '</div>';
             }

             if(array_key_exists('shortDesc', $package) && $package['shortDesc']) {
                 $orderItems .= '<div class="send-support-mail-details">
                                     <b>Delivery active step: </b> ' . $package['shortDesc'] . '
                                 </div>';
             }

             if($package['endOfLife']) {
                 $orderItems .= '<div class="send-support-mail-details">
                                     <b>End of life: </b> ' . $package['endOfLife'] . '
                                 </div>';
             }

             $orderItems .= '<div class="package-item-status order-status-{{package.status}}">
                                 <b>Status: </b> '. $package['status'] . '
                             </div>';
         }
         $orderItems .= '</div><br />';

         $params = [
             'orderNumber' => $ordersInfo['orderNumber'],
             'idOrder' =>  $ordersInfo['id'],
             'customerName' => $ordersInfo['customerName'],
             'customerMail' => $ordersInfo['mail'],
             'customerPhone' => $ordersInfo['phone'],
             'reference' => $ordersInfo['reference'] ? $ordersInfo['reference'] : '-',
             'tender' => $ordersInfo['tender'] ? $ordersInfo['tender'] : '-',
             'commercialLead' => $ordersInfo['clName'],
             'orderItems' => $orderItems,
             'userText' => preg_replace('#(\\\r|\\\r\\\n|\\\n)#', '<br/>', $userText)
         ];

         $currentDate = new DateTime();
         $currentDate = $currentDate->format('d-m-Y H:i');
         $mailSubject = "Support needed for " . $ordersInfo['orderNumber'] . " from " . $ordersInfo['customerName'] . "(" . $currentDate . ")";

         $response = Mail::sendMail(SUPPORT_MAIL_LIST, $mailSubject, 'supportMailTemplate.php', $params);

         if($response){
             $data['messages'][] = [
                 'code' => 'success',
                 'message' => 'SUPPORT_MAIL_SENT'
             ];
         } else {
             $data['messages'][] = [
                 'code' => 'error',
                 'message' => 'ERROR_MAIL_SENT'
             ];
         }

         return $data;
     }

     /**
      * calculates the total price of given package and units
      * @param  Array $packagePrice the prices for each package in order
      * @param  Int $units          the quantity of same packages in order
      * @return Float               the total price for the order
      */
     private function calculatePrice($packagePrice, $units) {
         $total = 0;
         forEach($packagePrice as $val) {
             $total += (float) $val;
         }

         return $units ? ($total * intval($units)) : 0;
     }

     /**
      * get all installation data for order
      * @param  Int $idOrder      id of the order
      * @param  Array $stepIds    actions id of the steps between which the step should be enabled
      * @param  String $fileType  the type of the documents needed - Order Questionaire or Installation protocol
      * @return Array             array with all data needed for the installation scheduling
      */
     public function getAllDataForInstallation($idOrder, $stepIds, $fileType) {
         $installationScheduling = new InstallationScheduling();

         return $installationScheduling->getAllDataForInstallation($idOrder, $stepIds, $fileType);
     }
 }