<?php
class Service_model extends CI_Model {

  function __construct(){
        parent::__construct();
    }
    
    public function createService($serviceArray){
        $this->load->database();
        $query = $this->db->query('INSERT INTO services (
            service_type, 
            service_category_no, 
            service_category_en, 
            service_category_hu, 
            service_name_no,
            service_name_en,
            service_name_hu,
            service_description_no,
            service_description_en,
            service_description_hu,
            service_price,
            service_time,
            service_category_id,
            is_enabled
            ) VALUES(
                "'.$serviceArray['service_type'].'",
                "'.$serviceArray['service_category_no'].'",
                "'.$serviceArray['service_category_en'].'",
                "'.$serviceArray['service_category_hu'].'",
                "'.$serviceArray['service_name_no'].'",
                "'.$serviceArray['service_name_en'].'",
                "'.$serviceArray['service_name_hu'].'",
                "'.$serviceArray['service_description_no'].'",
                "'.$serviceArray['service_description_en'].'",
                "'.$serviceArray['service_description_hu'].'",
                "'.$serviceArray['service_price'].'",
                "'.$serviceArray['service_time'].'",
                "'.$serviceArray['service_category_id'].'",
                "'.$serviceArray['is_enabled'].'"
                );');
    }
    
    public function createServiceCategory($serviceCategoryArray){
        $this->load->database();
        $query = $this->db->query('INSERT INTO service_categories (
            serv_cat_slug, 
            serv_cat_name
            ) VALUES(
                "'.$serviceCategoryArray['serv_cat_slug'].'",
                "'.$serviceCategoryArray['serv_cat_name'].'"
                );');
    }
    
    public function updateService($service_id, $serviceArray){
        $this->load->database();

        foreach($serviceArray as $propertyKey => $propertyValue){
            $query = $this->db->query('UPDATE services SET '.$propertyKey.' = "'.$propertyValue.'" WHERE service_id = "'.$service_id.'";');
        }
    }

    public function updateServiceCategory($service_category_id, $serviceCategoryArray){
        $this->load->database();

        foreach($serviceCategoryArray as $propertyKey => $propertyValue){
            $query = $this->db->query('UPDATE service_categories SET '.$propertyKey.' = "'.$propertyValue.'" WHERE service_category_id = "'.$service_category_id.'";');
        }
    }

    public function createWorker($workerArray){
        $this->load->database();
        $query = $this->db->query('INSERT INTO workers (
            worker_name, 
            worker_profile_img, 
            worker_info,
            is_beauty,
            is_barber,
            service_category_id
            ) VALUES(
                "'.$workerArray['worker_name'].'",
                "'.$workerArray['worker_profile_img'].'",
                "'.$workerArray['worker_info'].'",
                "'.$workerArray['is_beauty'].'",
                "'.$workerArray['is_barber'].'",
                "'.$workerArray['service_category_id'].'"
                );');
    }

    public function updateWorker($worker_id, $workerArray){
        $this->load->database();

        foreach($workerArray as $propertyKey => $propertyValue){
            $query = $this->db->query('UPDATE workers SET '.$propertyKey.' = "'.$propertyValue.'" WHERE worker_id = "'.$worker_id.'";');
        }
    }
    
    public function updateBooking($booking_id, $bookingArray){
        $this->load->database();

        foreach($bookingArray as $propertyKey => $propertyValue){
            $query = $this->db->query("UPDATE bookings SET ".$propertyKey." = '".$propertyValue."' WHERE booking_id = '".$booking_id."';");
        }
    }

    public function getAllServiceByServiceType($service_type, $lang){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM services JOIN service_categories ON services.service_category_id = service_categories.service_category_id WHERE service_type = "'.$service_type.'" AND services.is_enabled = "1" AND services.is_deleted != "1" ORDER BY service_id ASC;');
        $serviceArray = array();
        if($query->num_rows() > 0){
            foreach($query->result() as $resultItem){

                $service_category = '';
                $service_name = '';
                $service_description = '';

                switch($lang){
                    case 'no':
                        $service_category = $resultItem->service_category_no;
                        $service_name = $resultItem->service_name_no;
                        $service_description = $resultItem->service_description_no;
                        break;
                    case 'en':
                        $service_category = $resultItem->service_category_en;
                        $service_name = $resultItem->service_name_en;
                        $service_description = $resultItem->service_description_en;
                        break;
                    case 'hu':
                        $service_category = $resultItem->service_category_hu;
                        $service_name = $resultItem->service_name_hu;
                        $service_description = $resultItem->service_description_hu;
                        break;
                }

                $resultItemTmp = array(
                    'service_id' => $resultItem->service_id,
                    'service_type' => $resultItem->service_type,
                    'service_category' => $service_category,
                    'service_name' => $service_name,
                    'service_description' => $service_description,
                    'service_price' => $resultItem->service_price,
                    'service_time' => $resultItem->service_time,
                    'serv_cat_slug' => $resultItem->serv_cat_slug,
                    'service_category_id' => $resultItem->service_category_id
                );

                $serviceArray[] = (object)$resultItemTmp;
            }
        }
        return $serviceArray;
    }
    
    public function getServiceById($service_id){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM services WHERE service_id = "'.$service_id.'" LIMIT 1;');
        if($query->num_rows() > 0){
            return $query->result()[0];
        }
        else{
            return 0;
        }
    }
    
    public function getServiceCategoryById($service_category_id){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM service_categories WHERE service_category_id = "'.$service_category_id.'" LIMIT 1;');
        if($query->num_rows() > 0){
            return $query->result()[0];
        }
        else{
            return 0;
        }
    }
    
    public function getAllServices(){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM services JOIN service_categories ON services.service_category_id = service_categories.service_category_id WHERE services.is_deleted != "1" ORDER BY service_type ASC, service_name_hu ASC;');
        if($query->num_rows() > 0){
            return $query->result();
        }
        else{
            return 0;
        }
    }
    
    public function getAllServiceCategories(){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM service_categories WHERE is_deleted != "1" ORDER BY service_category_id;');
        if($query->num_rows() > 0){
            return $query->result();
        }
        else{
            return 0;
        }
    }
    
    public function getAvailableServices(){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM services WHERE is_enabled = "1" AND is_deleted != "1" ORDER BY service_name_hu ASC;');
        
        if($query->num_rows() > 0){

            $serviceArray = array();
            foreach($query->result() as $resultItem){
                $serviceTmp = array(
                    'service_name' => $resultItem->service_name_hu.' ('.$resultItem->service_type.')',
                    'service_id' => $resultItem->service_id
                );

                $serviceArray[] = $serviceTmp;
            }
            return $serviceArray;
        }
    }
    
    public function getAllWorkers(){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM workers JOIN service_categories ON workers.service_category_id = service_categories.service_category_id WHERE workers.is_deleted != "1" ORDER BY worker_name ASC;');
        return $query->result();
    }
    
    public function getWorkersByCategorySlug($serv_cat_slug){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM workers JOIN service_categories ON workers.service_category_id  = service_categories.service_category_id  WHERE workers.is_deleted != "1" AND serv_cat_slug = "'.$serv_cat_slug.'" ORDER BY worker_name ASC;');
        return $query->result();
    }
    
    public function getActiveWorkers($subpage = ''){
        $this->load->database();
        $subpageString = '';

        if($subpage == 'beauty'){
            $subpageString = ' AND is_beauty = "1"';
        }
        else if($subpage == 'barber'){
            $subpageString = ' AND is_barber = "1"';
        }
        else{
            $subpageString = '';
        }

        $query = $this->db->query('SELECT * FROM workers WHERE is_active = "1" '.$subpageString.' AND is_deleted != "1" ORDER BY worker_name ASC;');
        return $query->result();
    }
    
    public function deleteBooking($booking_id){
        $this->load->database();
        $query = $this->db->query('DELETE FROM bookings WHERE booking_id = "'.$booking_id.'";');
    }
    
    public function getAllBookings(){
        $this->load->database();
        $this->load->model('Service_model');

        $query = $this->db->query('SELECT * FROM bookings JOIN workers ON bookings.worker_id = workers.worker_id ORDER BY booking_date DESC, booking_start_time ASC;');

        if($query->num_rows() > 0){
            $resultsArray = array();
            foreach($query->result() as $resultItem){
                $resultTmp = (array)$resultItem;
                if($resultTmp['service_ids'] != ''){
                    $servicesArray = unserialize($resultTmp['service_ids']);
                    if(is_array($servicesArray)){
                        $services = array();
                        foreach($servicesArray as $servicesArrayItem){
                            $selectedService = $this->Service_model->getServiceById($servicesArrayItem);
                            $services[] = (object)array(
                                'service_type' => $selectedService->service_type,
                                'service_name' => $selectedService->service_name_hu,
                                'service_price' => $selectedService->service_price,
                                'service_time' => $selectedService->service_time
                            );
                        }
                        $resultTmp['services'] = $services;
                    }
                    else{
                        $resultTmp['services'] = array();
                    }
                }
                else{
                    $resultTmp['services'] = array();
    
                }
                $resultsArray[] = (object)$resultTmp;
            }


            return $resultsArray;
        }
        else{
            return 0;
        }
    }
    
    public function getActualBookings(){
        $this->load->database();
        $this->load->model('Service_model');

        $query = $this->db->query('SELECT * FROM bookings JOIN workers ON bookings.worker_id = workers.worker_id WHERE booking_date >= CURDATE() ORDER BY booking_date DESC, booking_start_time ASC;');

        if($query->num_rows() > 0){
            $resultsArray = array();
            foreach($query->result() as $resultItem){
                $resultTmp = (array)$resultItem;
                if($resultTmp['service_ids'] != ''){
                    $servicesArray = unserialize($resultTmp['service_ids']);
                    if(is_array($servicesArray)){
                        $services = array();
                        foreach($servicesArray as $servicesArrayItem){
                            $selectedService = $this->Service_model->getServiceById($servicesArrayItem);
                            $services[] = (object)array(
                                'service_type' => $selectedService->service_type,
                                'service_name' => $selectedService->service_name_hu,
                                'service_price' => $selectedService->service_price,
                                'service_time' => $selectedService->service_time
                            );
                        }
                        $resultTmp['services'] = $services;
                    }
                    else{
                        $resultTmp['services'] = array();
                    }
                }
                else{
                    $resultTmp['services'] = array();
    
                }
                $resultsArray[] = (object)$resultTmp;
            }


            return $resultsArray;
        }
        else{
            return 0;
        }
    }
    
    public function getActualBookingsByWorkerID($workerID){
        $this->load->database();
        $this->load->model('Service_model');

        $query = $this->db->query('SELECT * FROM bookings JOIN workers ON bookings.worker_id = workers.worker_id WHERE booking_date >= CURDATE() AND bookings.worker_id = "'.$workerID.'" ORDER BY booking_date DESC, booking_start_time ASC;');

        if($query->num_rows() > 0){
            $resultsArray = array();
            foreach($query->result() as $resultItem){
                $resultTmp = (array)$resultItem;
                if($resultTmp['service_ids'] != ''){
                    $servicesArray = unserialize($resultTmp['service_ids']);
                    if(is_array($servicesArray)){
                        $services = array();
                        foreach($servicesArray as $servicesArrayItem){
                            $selectedService = $this->Service_model->getServiceById($servicesArrayItem);
                            $services[] = (object)array(
                                'service_type' => $selectedService->service_type,
                                'service_name' => $selectedService->service_name_hu,
                                'service_price' => $selectedService->service_price,
                                'service_time' => $selectedService->service_time
                            );
                        }
                        $resultTmp['services'] = $services;
                    }
                    else{
                        $resultTmp['services'] = array();
                    }
                }
                else{
                    $resultTmp['services'] = array();
    
                }
                $resultsArray[] = (object)$resultTmp;
            }


            return $resultsArray;
        }
        else{
            return 0;
        }
    }
    
    public function getBookingById($booking_id){
        $this->load->database();
        $this->load->model('Service_model');

        $query = $this->db->query('SELECT * FROM bookings WHERE booking_id = "'.$booking_id.'" LIMIT 1;');
        if($query->num_rows() > 0){
            return $query->result()[0];
        }
        else{
            return 0;
        }
    }
    
    public function getWorkerById($worker_id){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM workers WHERE worker_id = "'.$worker_id.'" LIMIT 1;');
        if($query->num_rows() > 0){
            return $query->result()[0];
        }
        else{
            return 0;
        }
    }
    
    
    public function getAvailableTimes($worker_id, $selectedDate, $servicelength) {
    $this->load->database();

    // múltbeli napra ne lehessen foglalni
    if (strtotime($selectedDate) < strtotime(date('Y-m-d'))) {
        return [];
    }

    // max 3 hónappal előre
    $today    = new DateTime();
    $maxDate  = (clone $today)->modify('+3 months');
    $selected = new DateTime($selectedDate);

    if ($selected > $maxDate) {
        return [];
    }

    $ts = strtotime($selectedDate);
    $debugDate = date('Y-m-d (w)', $ts) . ' - ' . date('l', $ts);
    log_message('error', "📅 DEBUG DATE CHECK for '{$selectedDate}': {$debugDate}");
    log_message('error', "⏱ Timezone: " . date_default_timezone_get());

    $serviceLengthTime  = strtotime($servicelength);
    $availableTimeArray = [];

    // --- Override ellenőrzés ---
    $overrideQuery = $this->db->query("
        SELECT * FROM worker_schedule_overrides
        WHERE worker_id = '$worker_id' AND date = '$selectedDate'
        LIMIT 1
    ");

    if ($overrideQuery->num_rows() > 0) {
        $override = $overrideQuery->row();

        if ($override->is_day_off) return [];

        $dayStartTime = new DateTime($selectedDate.' '.$override->start_time);
        $finishTime   = new DateTime($selectedDate.' '.$override->end_time);
    } else {
        $weekday    = date('w', strtotime($selectedDate)); // 0 = Sunday, 6 = Saturday
        $weekNumber = date('W', strtotime($selectedDate));
        $isOddWeek  = $weekNumber % 2 !== 0;

        $scheduleQuery = $this->db->query("
            SELECT * FROM worker_schedule 
            WHERE worker_id = '{$worker_id}' 
            AND weekday = '{$weekday}' 
            AND (
                is_alternate_week = 0
                OR (is_alternate_week = 1 AND " . ($isOddWeek ? "1" : "0") . ")
            )
        ");

        if ($scheduleQuery->num_rows() == 0) {
            return [];
        }

        $schedule     = $scheduleQuery->row();
        $dayStartTime = new DateTime($selectedDate . ' ' . $schedule->start_time);
        $finishTime   = new DateTime($selectedDate . ' ' . $schedule->end_time);
    }

    // --- ÚJ: ma foglalva csak (következő 15 perces blokk + 1 óra) UTÁN legyen időpont ---
    if ($selectedDate == date('Y-m-d')) {
        // használd a helyi (Oslo) időt, ne az esetleges UTC defaultot
        $now = new DateTime('now', new DateTimeZone('Europe/Oslo'));

        // kerekítés a következő 15 perces blokkra
        $minutes = (int)$now->format('i');
        $mod     = $minutes % 15;
        if ($mod !== 0) {
            $now->modify('+' . (15 - $mod) . ' minutes');
        }

        // erre dobunk +1 órát
        $now->modify('+1 hour');
        $now->setTime((int)$now->format('H'), (int)$now->format('i'), 0);
        // ha ez később van, mint a munkanap kezdete, toljuk fel a nap kezdetét
        if ($now > $dayStartTime) {
            $dayStartTime = clone $now;
        }

        log_message('error', '⏳ Min start (next 15min +1h, Europe/Oslo): ' . $dayStartTime->format('Y-m-d H:i:s'));
    }

    $interval = new DateInterval('PT15M');
    list($h, $m) = explode(':', $servicelength);
    $serviceDuration = new DateInterval('PT' . (int)$h . 'H' . (int)$m . 'M');

    for ($current = clone $dayStartTime; $current < $finishTime; $current->add($interval)) {
        $slotEnd = clone $current;
        $slotEnd->add($serviceDuration);
        if ($slotEnd > $finishTime) break;

        $startTimeStr = $current->format('H:i:s');
        $endTimeStr   = $slotEnd->format('H:i:s');

        $bookingQuery = $this->db->query("
            SELECT * FROM bookings 
            WHERE booking_date = '{$selectedDate}' 
            AND worker_id = '{$worker_id}' 
            AND (
                (booking_start_time < '{$endTimeStr}' AND booking_finish_time > '{$startTimeStr}')
            )
        ");

        if ($bookingQuery->num_rows() == 0) {
            $availableTimeArray[] = $startTimeStr;
        }

        log_message('debug', 'Selected Date: ' . $selectedDate);
        log_message('debug', 'Weekday: ' . (isset($weekday) ? $weekday : 'N/A'));
        log_message('debug', 'Worker ID: ' . $worker_id);
        log_message('debug', 'Query: ' . $this->db->last_query());
    }

    return $availableTimeArray;
}



    
    public function createBooking($bookingArray){
        $this->load->database();
        $query = $this->db->query("INSERT INTO bookings (
            guest_name,
            guest_email,
            guest_phone,
            worker_id,
            booking_date,
            booking_start_time,
            booking_finish_time,
            service_ids,
            guest_confirmed,
            guest_confirm_code,
            manage_token
            ) VALUES(
                '".$bookingArray['guest_name']."',
                '".$bookingArray['guest_email']."',
                '".$bookingArray['guest_phone']."',
                '".$bookingArray['worker_id']."',
                '".$bookingArray['booking_date']."',
                '".$bookingArray['booking_start_time']."',
                '".$bookingArray['booking_finish_time']."',
                '".$bookingArray['service_ids']."',
                '".$bookingArray['guest_confirmed']."',
                '".$bookingArray['guest_confirm_code']."',
                '".$bookingArray['manage_token']."'
                );");
    }

    public function getBookingByToken($token){
        $this->load->database();
        $query = $this->db->query('SELECT * FROM bookings WHERE manage_token = "'.$this->db->escape_str($token).'" LIMIT 1;');
        return $query->num_rows() > 0 ? $query->result()[0] : false;
    }

    public function updateBookingCalEvents($booking_id, $worker_event_id, $owner_event_id){
        $this->load->database();
        $this->db->query("UPDATE bookings SET gcal_event_id_worker = '".$this->db->escape_str($worker_event_id)."', gcal_event_id_owner = '".$this->db->escape_str($owner_event_id)."' WHERE booking_id = '".$this->db->escape_str($booking_id)."';");
    }
    
    public function getWorkerSchedule($worker_id) {
        return $this->db
            ->where('worker_id', $worker_id)
            ->order_by('weekday', 'ASC')
            ->get('worker_schedule')
            ->result();
    }

    public function clearWorkerSchedule($worker_id) {
        $this->load->database();
        $this->db->where('worker_id', $worker_id)->delete('worker_schedule');
    }

    public function addWorkerSchedule($data) {
        $this->db->insert('worker_schedule', $data);
    }

    public function getAllWorkerSchedules() {
        $query = $this->db->query('SELECT * FROM worker_schedule');
        return $query->result();
    }

    public function getAllWorkerOverrides() {
        $query = $this->db->query('SELECT * FROM worker_schedule_overrides');
        return $query->result();
    }
    
    public function getWorkerScheduleOverrides() {
        $this->load->database();
        $query = $this->db->query("
            SELECT o.*, w.worker_name
            FROM worker_schedule_overrides o
            JOIN workers w ON o.worker_id = w.worker_id
            ORDER BY o.date DESC
        ");
        return $query->result();
    }
    
    public function createWorkerScheduleOverride($override) {
        $this->db->insert('worker_schedule_overrides', $override);
    }
    
	public function getWorkerScheduleByDay($worker_id, $weekday) {
	    $this->db->where('worker_id', $worker_id);
	    $this->db->where('weekday', $weekday);
	    $query = $this->db->get('worker_schedule');
	    return $query->row(); // null if no row
	}

	public function isEvenWeek($date) {
	    return ((int)date('W', strtotime($date)) % 2) === 0;
	}

    public function isWorkerAvailableThisWeek($worker_id, $selectedDate) {
    $weekday = date('w', strtotime($selectedDate));
    $weekNumber = date('W', strtotime($selectedDate));
    $isOddWeek = $weekNumber % 2 !== 0;

    $query = $this->db->query("
        SELECT * FROM worker_schedule 
        WHERE worker_id = '{$worker_id}' 
        AND weekday = '{$weekday}'
        AND (
            is_alternate_week = 0
            OR (is_alternate_week = 1 AND " . ($isOddWeek ? "1" : "0") . ")
        )
    ");

    return $query->num_rows() > 0;
}







































































































}

?>