//--- path where to send data

var submitPath       = ""; // are taken from page as hidden values
var redirectPath     = ""; // are taken from page as hidden values
var itIsAdminSection = 0;  // read out from page, if non zero page was created inside admin section, we do not need to much alerts, confirmations...

//--- text for messages handled by script
var online_payment_err_msg          = ["<div><b>Bohužel...</b></div><div>Online platba neproběhla úspěšně.</div>","<div><b>Unfortunately...</b></div><div>Online payment was not successful.</div>"];

var confirm_delete_msg              = ["Opravdu chcete odebrat účastníka z registrace?","Do you really want to delete this person?"];

var check_registration_msg          = ["<div><b>STISKNUTÍM TLAČÍTKA 'POTVRDIT' BUDE VAŠE REGISTRACE ODESLÁNA.</b></div><div>Zobrazí se potvrzení registrace, které bude zároveň odesláno na zadanou e-mailovou adresu.</div><div>Proto si zde zkontrolujte všechny zadané údaje. <b>Pokud něco nesouhlasí, stisknutím tlačítka 'ZRUŠIT' se můžete vrátit k formuláři a chybu opravit.</b></div><hr>",
                                       "<div><b>Please review your entered data – you can go back by clicking 'CANCEL' and correct your entries if needed or click 'OK' to submit.</b></div><div>After clicking 'OK', confirmation of your registration will be displayed and sent to your e-mail address, with payment information.</div><hr>"];

var registration_err_status_msg     = ["<div><b>Registrace se nezdařila.</b></div>","<div><b>Registration has failed.</b></div>"];

var registration_sending_fail_msg   = ["Nepodařilo se odeslat data. Zkontrolujte prosím Vaše připojení k internetu a zkuste to znovu.","Unable to send data. Please check you internet connection and try again."];

var check_registration_titel        = ["Zkontrolujte prosím zadané informace před odesláním","Please check entered data before sending."];

var regSucc                         = ["<div><b>Děkujeme za registraci.</b></div><div>Registrace byla úspěšná, její potvrzení bylo zasláno na Váš e-mail '_EMAIL' a bylo jí přiřazeno identifikační číslo <b>'_PAY_ID'</b>.</div><div>Po kliknutí na tlačítko OK se zobrazí sumarizace vaší registrace.</div>",
                                       "<div><b>Thank you for your registration.</b></div><div>A registration number <b>'_PAY_ID'</b> and confirmation has been sent to '_EMAIL'.</div><div>Payment details will be displayed after you click 'OK'.</div>"];

var missingFieldsError              = ["Doplňte prosím chybějící údaje (typ stravy pro některého z účastníků, správnost emailu...).",
                                       "Please fill in the missing data (type of food, correct email...)."];

var noAdultInRegistration           = ["Registrace neobsahuje žádného účastníka ve věku 15+.",
                                       "No participant in registration in age category 15+."];

var priceError                      = ["Cena spočtená aplikací není správná. Pokuste se údaje zadat znovu.",
                                       "Price calculated by application is incorrect. Please check your entries and try it again."];

var emailError                      = ["<div>Nepodařilo se odeslat e-mail na adresu '_EMAIL'.</div><div>Zkontrolujte prosím správnost Vámi zadané e-mail adresy.</div>",
                                       "<div>We were unable to send an email to '_EMAIL'.</div><div>Please check the e-mail address you entered.</div>"];

var serverError                     = ["Chyba na straně serveru. Zkuste to prosím znovu.",
                                       "Error on server. Please try again."];
var editError                       = ["Tohle by se nemělo stát... Cena spočtená stránkou se liší od ceny uvedené v databázi. Pošlete nám prosím tuto hlášku. Děkujeme.","That must not happen... Price calculated bz page is different as price saved in database. Please send us this messsage. Thank you."];

//--- text for displaying price info
var priceInfoText                   = ["Info o cenách","Price info"];
var dailyPriceAgeTextCs             = ["Denní sazba věk 0-3","Denní sazba věk 4-7","Denní sazba věk 8-14","Denní sazba věk 15+"];
var dailyPriceAgeTextEn             = ["Daily price age 0-3","Daily price age 4-7","Daily price age 8-14","Daily price age 15+"];
var dailyPriceAgeText               = [];
dailyPriceAgeText.push(dailyPriceAgeTextCs);
dailyPriceAgeText.push(dailyPriceAgeTextEn);
var sleepOnPlaceTextCs              = ["Cena za jednu noc věk 0-3","Cena za jednu noc věk 4-7","Cena za jednu noc věk 8-14","Cena za jednu noc věk 15+"];
var sleepOnPlaceTextEn              = ["Price for one night age 0-3","Price for one night age 4-7","Price for one night age 8-14","Price for one night age 15+"];
var sleepOnPlaceText                = [];
sleepOnPlaceText.push(sleepOnPlaceTextCs);
sleepOnPlaceText.push(sleepOnPlaceTextEn);
var arriveDiscountTextCs            = ["Sleva příjezd dopoledne (pouze pro věk 8-14 a 15+)","Sleva příjezd odpoledne (pouze pro věk 8-14 a 15+)","Sleva příjezd večer (pouze pro věk 8-14 a 15+)"];
var arriveDiscountTextEn            = ["Arrival discount morning (only for age 8-14 and 15+)","Arrival discount afternoon (only for age 8-14 and 15+)","Arrival discount evening (only for age 8-14 and 15+)"];
var arriveDiscountText              = [];
arriveDiscountText.push(arriveDiscountTextCs);
arriveDiscountText.push(arriveDiscountTextEn);
var departureDiscountText           = ["Sleva odjezd (pouze pro věk 8-14 a 15+)","Departure discount (only for age 8-14 and 15+)"];

//--- maximal count of section with persons

var idPerson     = ["person_0", "person_1", "person_2", "person_3", "person_4", "person_5", "person_6", "person_7", "person_8", "person_9"];

var currency     = ["CZK","EUR",""];   // last one is empty string

//------------------------------------------------------

//    JSON format templates

//------------------------------------------------------

//--- object used for calculation of price of one person

var myJsonPerson = {

   "fname"           : "",

   "lname"           : "",

   "age_category"    : undefined,

   "price_category"  : undefined,

   "meal"            : [],

   "meal_category"   : undefined,

   "meal_price"      : undefined,

   "price_full"      : undefined,
   
   "price_dsc"       : undefined

};

//--- json format

var myJson = {

   "function"        : "add",    // updateregistration or add -> for now used only in admin sektion for editing
   "param"           : "",       // again here only for compatibility with requeted fields in json-server for editation, should contains md5 of registration
   
   "arrive_day"      : undefined,

   "arrive_time"     : undefined,

   "departure_day"   : undefined,
   
   "early_departure" : undefined,

   "sleep_on_place"  : undefined,

   "currency"        : undefined,

   "person"          : [],
   
   "price_full"      : undefined,

   "price_dsc"       : undefined,

   "country"         : "",

   "email"           : ""

};

//--- meal prices for every meal

var mealPriceCzk = [
0,0,120,80,120,120,80,120,120,80,120,0];

var mealPriceEur = [
0,0,0,0,0,0,0,0,0,0,0,0];
//--- array with all meal prices for both currencies

var mealPrice    = [];
mealPrice.push(mealPriceCzk);
mealPrice.push(mealPriceEur);

//--- just price of breakfast, lunch, dinner for price info
var mealPricesCzk = [
80,120,120]
var mealPricesEur = [
0,0,0]
var mealPrices = [];
mealPrices.push(mealPricesCzk);
mealPrices.push(mealPricesEur);


//---each index points to arrive time and value point to first meal
var allowedMealToDay = [];

var allowedMealToDay0 = [0,1,2];
allowedMealToDay.push(allowedMealToDay0);
var allowedMealToDay1 = [3,4,5];
allowedMealToDay.push(allowedMealToDay1);
var allowedMealToDay2 = [6,7,8];
allowedMealToDay.push(allowedMealToDay2);
var allowedMealToDay3 = [9,10,11];
allowedMealToDay.push(allowedMealToDay3);



//---------------------------------------------------------

// First day arrival time correction definition: defines amounth of money which will be substracted from price

//---------------------------------------------------------

//--- corrDailySupportedCzk (same full and dsc)[0-2 arrival time]

var corrDailySupportedCzk = [
0,0,100];

//--- corrDailyNormalFullCzk[0-2 arrival time]

var corrDailyNormalFullCzk = corrDailySupportedCzk;

//--- corrDailyNormalDscCzk[0-2 arrival time]

var corrDailyNormalDscCzk = corrDailySupportedCzk;

//--- corrDailySurplusFullCzk[0-2 arrival time]

var corrDailySurplusFullCzk = corrDailySupportedCzk;

//--- corrDailySurplusDscCzk[0-2 arrival time]

var corrDailySurplusDscCzk = corrDailySupportedCzk;

//--- corrDscCzk[0-2 price category][0-2 arrival time]

var corrDscCzk = [];

corrDscCzk.push(corrDailySupportedCzk);

corrDscCzk.push(corrDailyNormalDscCzk);

corrDscCzk.push(corrDailySurplusDscCzk);

//--- corrFullCzk[0-2 price category][0-2 arrival time]

var corrFullCzk = [];

corrFullCzk.push(corrDailySupportedCzk);

corrFullCzk.push(corrDailyNormalFullCzk);

corrFullCzk.push(corrDailySurplusFullCzk);



//--- corrDailySupportedEur (same full and dsc)[0-2 arrival time]

var corrDailySupportedEur = [];

//--- corrDailyNormalFullEur[0-2 arrival time]

var corrDailyNormalFullEur = [];

//--- corrDailyNormalDscEur[0-2 arrival time]

var corrDailyNormalDscEur = [];

//--- corrDailySurplusFullEur[0-2 arrival time]

var corrDailySurplusFullEur = [];

//--- corrDailySurplusDscEur[0-2 arrival time]

var corrDailySurplusDscEur = [];

//--- corrDscCzk[0-2 price category][0-2 arrival time]

var corrDscEur = [];

corrDscEur.push(corrDailySupportedEur);

corrDscEur.push(corrDailyNormalDscEur);

corrDscEur.push(corrDailySurplusDscEur);

//--- corrFullCzk[0-2 price category][0-2 arrival time]

var corrFullEur = [];

corrFullEur.push(corrDailySupportedEur);

corrFullEur.push(corrDailyNormalFullEur);

corrFullEur.push(corrDailySurplusFullEur);

//--- corrDsc[0-1 currency][0-2 price category][0-2 arrival time]

var corrDsc = [];

corrDsc.push(corrDscCzk);

corrDsc.push(corrDscEur);

//--- corrFull[0-1 currency][0-2 price category][0-2 arrival time]

var corrFull = [];

corrFull.push(corrFullCzk);

corrFull.push(corrFullEur);

//---------------------------------------------------------
// Last day departure time correction definition: defines amounth of money which will be substracted from price
//---------------------------------------------------------
//--- corrDepartureSupportedCzk (same full and dsc)
var corrDepartureSupportedCzk = 
100;
//--- corrDepartureNormalFullCzk
var corrDepartureNormalFullCzk = corrDepartureSupportedCzk;
//--- corrDepartureNormalDscCzk
var corrDepartureNormalDscCzk = corrDepartureSupportedCzk;
//--- corrDepartureSurplusFullCzk
var corrDepartureSurplusFullCzk = corrDepartureSupportedCzk;
//--- corrDepartureSurplusDscCzk
var corrDepartureSurplusDscCzk = corrDepartureSupportedCzk;
//--- corrDepartureDscCzk[0-2 price category]
var corrDepartureDscCzk = [];
corrDepartureDscCzk.push(corrDepartureSupportedCzk);
corrDepartureDscCzk.push(corrDepartureNormalDscCzk);
corrDepartureDscCzk.push(corrDepartureSurplusDscCzk);

//--- corrDepartureFullCzk[0-2 price category]
var corrDepartureFullCzk = [];
corrDepartureFullCzk.push(corrDepartureSupportedCzk);
corrDepartureFullCzk.push(corrDepartureNormalFullCzk);
corrDepartureFullCzk.push(corrDepartureSurplusFullCzk);

//--- EUR section

//--- corrDepartureSupportedEur (same full and dsc)
var corrDepartureSupportedEur = 0;  // ToDo: not supported now
//--- corrDepartureNormalFullEur
var corrDepartureNormalFullEur = corrDepartureSupportedEur;
//--- corrDepartureNormalDscEur
var corrDepartureNormalDscEur = corrDepartureSupportedEur;
//--- corrDepartureSurplusFullEur
var corrDepartureSurplusFullEur = corrDepartureSupportedEur;
//--- corrDepartureSurplusDscEur
var corrDepartureSurplusDscEur = corrDepartureSupportedEur;
//--- corrDepartureDscEur[0-2 price category]
var corrDepartureDscEur = [];
corrDepartureDscEur.push(corrDepartureSupportedEur);
corrDepartureDscEur.push(corrDepartureNormalDscEur);
corrDepartureDscEur.push(corrDepartureSurplusDscEur);
//--- corrDepartureFullEur[0-2 price category]
var corrDepartureFullEur = [];
corrDepartureFullEur.push(corrDepartureSupportedEur);
corrDepartureFullEur.push(corrDepartureNormalFullEur);
corrDepartureFullEur.push(corrDepartureSurplusFullEur);

//--- corrDepartureDsc[0-1 currency][0-2 price category]
var corrDepartureDsc = [];
corrDepartureDsc.push(corrDepartureDscCzk);
corrDepartureDsc.push(corrDepartureDscEur);

//--- corrDepartureFull[0-1 currency][0-2 price category]
var corrDepartureFull = [];
corrDepartureFull.push(corrDepartureFullCzk);
corrDepartureFull.push(corrDepartureFullEur);

//----------------------------------------------------

//

//----------------------------------------------------

//--- age category 0 (0-3)

var dailyPriceAgeCategory0Czk = [
0,0,0,0];
var dailyPriceAgeCategory0Eur = [];

//--- age category 1 (4-7)

var dailyPriceAgeCategory1Czk = [
0,0,0,0];
var dailyPriceAgeCategory1Eur = [];

//--- age category 2 (8-14)

var dailyPriceAgeCategory2Czk = [
50,50,50,50];

var dailyPriceAgeCategory2Eur = [];

//--- here is dailyPriceKidsCzk[0-2 age category][0-4 day]

var dailyPriceKidsCzk  = [];

dailyPriceKidsCzk.push(dailyPriceAgeCategory0Czk);

dailyPriceKidsCzk.push(dailyPriceAgeCategory1Czk);

dailyPriceKidsCzk.push(dailyPriceAgeCategory2Czk);

//--- here is dailyPriceKidsEur[0-2 age category][0-4 day]

var dailyPriceKidsEur  = [];

dailyPriceKidsEur.push(dailyPriceAgeCategory0Eur);

dailyPriceKidsEur.push(dailyPriceAgeCategory1Eur);

dailyPriceKidsEur.push(dailyPriceAgeCategory2Eur);

//--- here is dailyPriceKids[0-1 currency][0-2 age category][0-X days]
//--- age category means [0]->0-3 years, [1]->4-7 years, [2]->8-15 years

var dailyPriceKids = [];

dailyPriceKids.push(dailyPriceKidsCzk);

dailyPriceKids.push(dailyPriceKidsEur);



//--- rest is category 3 (15-)

//--- discount prices in CZK

var dailyPriceDscSupportedCzk = [
100,100,100,100];

var dailyPriceDscNormalCzk    = [];

var dailyPriceDscSurplusCzk   = [];

//--- discount prices in EUR

var dailyPriceDscSupportedEur = [];

var dailyPriceDscNormalEur    = [];

var dailyPriceDscSurplusEur   = [];

//--- full prices in CZK

var dailyPriceFullSupportedCzk = dailyPriceDscSupportedCzk;

var dailyPriceFullNormalCzk    = dailyPriceDscSupportedCzk;

var dailyPriceFullSurplusCzk   = dailyPriceDscSupportedCzk;

//--- full prices in EUR

var dailyPriceFullSupportedEur = [];

var dailyPriceFullNormalEur    = [];

var dailyPriceFullSurplusEur   = [];



//--- CZK discount prices for every day. Example dailyPriceDscCzk[0-2 price category][0-x days] 

var dailyPriceDscCzk = [];

dailyPriceDscCzk.push(dailyPriceDscSupportedCzk);

dailyPriceDscCzk.push(dailyPriceDscNormalCzk);

dailyPriceDscCzk.push(dailyPriceDscSurplusCzk);

//--- EUR discount prices for every day. Example dailyPriceDscCzk[0-2 price category][0-x days] 

var dailyPriceDscEur = [];

dailyPriceDscEur.push(dailyPriceDscSupportedEur);

dailyPriceDscEur.push(dailyPriceDscNormalEur);

dailyPriceDscEur.push(dailyPriceDscSurplusEur);

//--- over night price for all age categories
var dailySleepOnPlaceCzk = [
0,0,50,100];

var dailySleepOnPlaceEur = [];

//--- array with discount prices for both currencies and price category. Example: dailyPriceDcs[0-1 currency][0-2 price category][0-x days]

var dailyPriceDsc  = [];

dailyPriceDsc.push(dailyPriceDscCzk);

dailyPriceDsc.push(dailyPriceDscEur);

//--- array with prices if you stay over night - one price for every day, dailySleepOnPlacePrice[0-1 currency][0-3 age category]
var dailySleepOnPlacePrice = [];
dailySleepOnPlacePrice.push(dailySleepOnPlaceCzk);
dailySleepOnPlacePrice.push(dailySleepOnPlaceEur);



//--- CZK full prices for every day. Example dailyPriceFullCzk[0-2 price category][0-4 day] 

var dailyPriceFullCzk = [];

dailyPriceFullCzk.push(dailyPriceFullSupportedCzk);

dailyPriceFullCzk.push(dailyPriceFullNormalCzk);

dailyPriceFullCzk.push(dailyPriceFullSurplusCzk);

//--- EUR full prices for every day. Example dailyPriceFullEur[0-2 price category][0-4 day] 

var dailyPriceFullEur = [];

dailyPriceFullEur.push(dailyPriceFullSupportedEur);

dailyPriceFullEur.push(dailyPriceFullNormalEur);

dailyPriceFullEur.push(dailyPriceFullSurplusEur);

//--- array with full prices for both currencies and price category. Example: dailyPriceFull[0-1 currency][0-2 price category][0-4 day]

var dailyPriceFull = [];

dailyPriceFull.push(dailyPriceFullCzk);

dailyPriceFull.push(dailyPriceFullEur);

//----------------------------------------------------
// @brief: Return lang get param from url
// @param[input]: none
// @return: 0->cs(or get param not present = dfault),1->en
//----------------------------------------------------
function GetLangIndex(){
   var results = new RegExp('[\?&]lang=([^&#]*)').exec(window.location.href);
   if(results != null && results[1]<2) {
       return results[1];
   }
   else {
      return 0;
   }
}

function GetLangLocale(){
   if(GetLangIndex()) {
       return 'en';
   }
   else {
      return 'cs';
   }
}
//----------------------------------------------------

// @brief: Process response from PHP server

//         Displasy message from server.

// @param[input]: data javascript object, allready parsed json response from PHP server

//                data.status: 0=OK,1=some mandatory fields are empty,2=price from form does not match with price from server,

//                3=unable to send email,4=other error in PHP script

//                data.md5: md5 hash for retrieving registration from server

//                data.pay_id: registration id

// @param[input]: textStatus: 'success' or 'fail'

// @param[input]: jqXHR

// @return: nothing

//----------------------------------------------------

function ProcessReponseFomServer(data, textStatus, jqXHR)

{  var errString = registration_err_status_msg[GetLangIndex()];

   //--- this string will be used when sending has failed

   var resp = errString + registration_sending_fail_msg[GetLangIndex()];

   var redirect = false;
 
   if(textStatus == 'success') {    // sending successfull
      if("updateregistration" == myJson.function) {
         window.location.assign(redirectPath + "md5=" + myJson.param + "&lang=" + GetLangIndex());
      } else {
         if("addadmin" == myJson.function) {
            window.location.assign(redirectPath + "md5=" + data.md5 + "&lang=" + GetLangIndex());
         } else {
            var msg = [regSucc[GetLangIndex()].replace('_EMAIL',data.email).replace('_PAY_ID',data.pay_id),

                  errString + missingFieldsError[GetLangIndex()],

                  errString + priceError[GetLangIndex()],

                  errString + emailError[GetLangIndex()].replace('_EMAIL',data.email),

                  errString + serverError[GetLangIndex()],

                  errString + noAdultInRegistration[GetLangIndex()],

                  ];

            if(data.status < msg.length ) {

               resp = msg[data.status];

               if(data.status == 0) {

                  redirect = true;

               }

            } else {
               resp = errString;
            }
         }
      }
   }
   if("updateregistration" != myJson.function && "addadmin" != myJson.function) {
      //alert(resp);
      bootbox.alert({
           locale : GetLangLocale(),
           message: resp,
           callback: function(){
             if(true == redirect)
                window.location.assign(redirectPath + "md5=" + data.md5 + "&lang=" + GetLangIndex());
          }
      });
   }

}

//----------------------------------------------------

// Calculate price fo person and check choosen meal if not out of range

// @param[input]: common: object with necessary information for calculation

// @param[input]: index: index of person (0-9), all infos for requested person in DOM have suffix '_index'

// @param[ouput]: person object. 

// @return: If unable calculate, return false, but prices in json are set to 0

//----------------------------------------------------

function CalculatePriceForPerson(index,common,person) {

   var dayIndex;

   var retval = true;



   //--- clear price calculation

   person.meal_price = person.price_dsc = person.price_full = 0;

   //--- set the names

   person.fname = $(":input[name='fname_" + index + "']").val();

   person.lname = $(":input[name='lname_" + index + "']").val();

   

   $(':input:checked', "#" + idPerson[index]).each(function() {

      switch ($(this).attr('name')) {

         //--- calculate meal

         case  "meal_" + index  :

               if( (person.age_category == undefined || common.early_departure == undefined || common.arrive_day == undefined || common.arrive_time == undefined || common.departure_day == undefined ||

                  //--- check if this meal is not out of range of choosen days (arrive day depends on arrive time, departure always whole)

                  $(this).val() < allowedMealToDay[common.arrive_day][common.arrive_time] ||

                  $(this).val() > allowedMealToDay[common.departure_day][2]  ||
                  
                  //--- if early departure is choosen, allow only brekfast on last day
                  
                  (common.early_departure != 0 && $(this).val() > allowedMealToDay[common.departure_day][0])) &&
                  
                  //--- uncheck and do not calculate price only if meal is not already disabled, otherwise somebody can remove already ordered meal
                  //--- User should pay for it even will not participate
                  
                  (0 == $(this).prop('disabled'))) { 

                        $(this).prop('checked', false);  // uncheck it -> not posssible

                  }

                  else {   // meal is allowed, add it

                     person["meal_price"] += mealPrice[common.currency][$(this).val()];

                     person.meal.push($(this).val());

                  }

         break;

         //--- take meal_category

         case "meal_category_" + index :

            person.meal_category = $(this).val();

         break;

         //--- take age

         case "age_category_" + index :

            person.age_category = $(this).val();

         break;

         //--- take price category

         case "price_category_" + index :

            person.price_category = $(this).val();

         break;   

      }

   });

   

   //--- check undefined values

   if(common.early_departure != undefined && common.sleep_on_place != undefined && person.price_category != undefined && person.age_category != undefined && common.arrive_day != undefined && common.departure_day != undefined && common.arrive_time != undefined) {

      for(dayIndex = common.arrive_day; dayIndex <= common.departure_day; dayIndex++) {

         // If age index points into kids, we have simplified the array of prices. Therefore here is used different index method for adults and kids.

         if(person.age_category < dailyPriceKids[common.currency].length) {

            person.price_dsc = person.price_full += dailyPriceKids[common.currency][person.age_category][dayIndex];

         }

         else {

            person.price_dsc += dailyPriceDsc[common.currency][person.price_category][dayIndex];

            person.price_full += dailyPriceFull[common.currency][person.price_category][dayIndex];

         }

      }
      //--- add price for sleep on place
      var additionFee = common.sleep_on_place;
      additionFee = additionFee * (common.departure_day - common.arrive_day) * dailySleepOnPlacePrice[common.currency][person.age_category];
      person.price_dsc  += additionFee;
      person.price_full += additionFee;
      
      //--- create correction according arrive time
      //--- and do it for kids
      //--- originaly it was like this:
      //if(common.arrive_day > 0 && common.arrive_day <= common.departure_day && person.age_category > 2) {
      if(common.arrive_day <= common.departure_day && person.age_category >= 2) {
         if(person.price_dsc){
            person.price_dsc -= corrDsc[common.currency][person.price_category][common.arrive_time];
         }
         if(person.price_full){
            person.price_full -= corrFull[common.currency][person.price_category][common.arrive_time];
         }
         
         //--- create correction acording departure time. We can do it via multiplication, because if is not choosed, value is 0, otherwise is 1
         if(person.price_dsc){
            person.price_dsc -= common.early_departure * corrDepartureDsc[common.currency][person.price_category];
         }
         if(person.price_full){
            person.price_full -= common.early_departure * corrDepartureFull[common.currency][person.price_category];
         }
      }

   }

   else {

      retval = false;

   }

   return retval;

}



//----------------------------------------------------

// Refresh all prices

// Check if departure day is not earlier as arrive day

//----------------------------------------------------

function RefreshPrices() {

   var   i;

   myJson.price_dsc = myJson.price_full = 0;

   myJson.person.length = 0;

   var person = [];

   var somethingMissing = false;  // if we are not able calculate price for any person, set to true to do not display complete price

   var thisPersonIsOk   = false;

   var personMealPrice, personTicketPriceDsc, personTicketPriceFull = "";

   //--- filling up the common part

   myJson.arrive_day = $(":input[name='arrive_day']:checked").val();

   myJson.arrive_time = $(":input[name='arrive_time']:checked").val();

   myJson.departure_day = $(":input[name='departure_day']:checked").val();
   
   myJson.early_departure = $(":input[name='early_departure']:checked").val();

   myJson.currency = $(":input[name='currency']:checked").val();

   myJson.email = $(":input[name='email']").val();

   myJson.country = $(":input[name='country']").val();

   myJson.sleep_on_place = $(":input[name='sleep_on_place']:checked").val();

   //--- check wrong setting - arrive and departure days

   if(myJson.arrive_day != undefined && myJson.departure_day != undefined) {
      if(myJson.arrive_day > myJson.departure_day) {
         $(":input[name='arrive_day']").prop('checked',false);
         myJson.arrive_day = undefined;
      }
      //--- if departure day is same as arrive day, earlier departure and stay over night must be disabled
      if(myJson.arrive_day == myJson.departure_day) {
         if(myJson.early_departure != undefined) {
            $(":input[name='early_departure'][value=0]").prop("checked", true);
            myJson.early_departure = 0;
         }
         if(myJson.sleep_on_place != undefined) {
            $(":input[name='sleep_on_place'][value=0]").prop("checked", true);
            myJson.sleep_on_place = 0;
         }
      }
   }
   

      

   for (i = 0; i < idPerson.length; i++) {

      //--- check if element exists

      if ($("#" + idPerson[i]).length != 0) {
          //--- function is called also after document is loaded because it could be editation and we need to display price.
         //--- therefore check here remove button and display it.
         if(0 != i) {
            $("#" + idPerson[i]).find('.remove-button').css('display','block');
         }
         person[i] = JSON.parse(JSON.stringify(myJsonPerson));

         thisPersonIsOk = CalculatePriceForPerson(i,myJson,person[i]);

         myJson.person.push(person[i]);   // we have to push in, otherwise the index in array does not match with idPerson index

         if(true == thisPersonIsOk) {

            //--- display meal price

            personMealPrice = myJson.person[i].meal_price + " " + currency[myJson.currency];

            //--- display discount price

            personTicketPriceDsc = myJson.person[i].price_dsc + " " + currency[myJson.currency];

            //--- display full price

            personTicketPriceFull = myJson.person[i].price_full + " " + currency[myJson.currency];

            myJson.price_dsc += myJson.person[i].price_dsc + myJson.person[i].meal_price;

            myJson.price_full += myJson.person[i].price_full + myJson.person[i].meal_price;

         }

         else {

                    somethingMissing = true;

            personMealPrice = personTicketPriceDsc = personTicketPriceFull = "";

         }

         //--- display meal price

         $(":input[name='meal_price_" + i + "']", "#" + idPerson[i]).val(personMealPrice);

         //--- display discount price

         $(":input[name='ticket_price_dsc_" + i + "']", "#" + idPerson[i]).val(personTicketPriceDsc);

         //--- display discount price

         $(":input[name='ticket_price_full_" + i + "']", "#" + idPerson[i]).val(personTicketPriceFull);

      }

   }

   //--- display whole price only if everything filled OK

   if(false == somethingMissing) {

      $('#price_dsc_id').val(myJson.price_dsc + " " + currency[myJson.currency]);

      $('#price_full_id').val(myJson.price_full + " " + currency[myJson.currency]);   

   }

   else {

      $('#price_dsc_id').val("");

      $('#price_full_id').val("");

   }
}
//--------------------------------------------------
//    Find get param in url
//--------------------------------------------------
function FindGetParam(name){
   var results = new RegExp('[\?&]' + name + '=([^&#]*)').exec(window.location.href);
   if (results==null) {
      return null;
   }
   else {
      return results[1] || 0;
   }
}
//----------------------------------------------------

//                 MAIN HANDLER

//----------------------------------------------------

$(function () {
   var err = FindGetParam('err');
   if(err == 0x05) {   // see definition of errors in settings.php
      bootbox.alert(online_payment_err_msg[GetLangIndex()]);
   }
   // it is here, becasue this script is also used when page is prefilled with values by editation -> we need fill prices
   RefreshPrices();
   if(0 != $('#price_full_from_db_id').length && 0 != $('#price_dsc_from_db_id').length){
      if((parseInt($('#price_full_from_db_id').val()) != parseInt($('#price_full_id').val())) ||
         (parseInt($('#price_dsc_from_db_id').val()) != parseInt($('#price_dsc_id').val()))) {
         bootbox.alert(editError[GetLangIndex()] + "<hr>'" + $('#price_dsc_from_db_id').val() + "' x '" + $('#price_dsc_id').val() + "'<hr>'" +   $('#price_full_from_db_id').val() + "' x '" + $('#price_full_id').val() + "'");
      }
   }
   //--- check if we are called from admin section
   if(0 != $('#it_is_admin_section_id').length) {
      itIsAdminSection = $('#it_is_admin_section_id').val();
   }
   //--- try to find md5 of registration if are in edit mode
   if(0 != $('#md5_id').length && "" != $('#md5_id').val()) {
      myJson.param      = $('#md5_id').val();
      myJson.function   = "updateregistration";
    }else{
       if(0!=itIsAdminSection){ 
          myJson.function   = "addadmin";
       }
    }
   //--- retrieving paths for sending form
   if(0 != $('#submit_path_id').length) {
      submitPath = $('#submit_path_id').val();
   }
   if(0 != $('#redirect_path_id').length) {
      redirectPath = $('#redirect_path_id').val();
   }
   // end of part added for editation
   $(':input').on('click', function() {

      RefreshPrices();

   })
   $('#price_info').on('click',function() {
      var priceInfo = "<h2>" + priceInfoText[GetLangIndex()] + "</h2>";
      priceInfo += '<b>Snídaně</b>: ' + mealPrices[myJson.currency][0] + ' ' + currency[myJson.currency] + '<br>';
priceInfo += '<b>Oběd</b>: ' + mealPrices[myJson.currency][1] + ' ' + currency[myJson.currency] + '<br>';
priceInfo += '<b>Večeře</b>: ' + mealPrices[myJson.currency][2] + ' ' + currency[myJson.currency] + '<br>';
      //--- daily prices
      for(i=0; i<dailyPriceAgeText[GetLangIndex()].length; i++) {
         //--- dailyPriceFull[myJson.currency][i][0] - [i] is price dependent on age and
         //--- and [0] is price for first day (we do not support different prices for each day)
         priceInfo += "<b>" + dailyPriceAgeText[GetLangIndex()][i] + "</b>: ";
         if (i<3) {  // kids category
            priceInfo += dailyPriceKids[myJson.currency][i][0];
         }
         else {   // adult category, which is more complicated, now show FULL
            priceInfo += dailyPriceFull[myJson.currency][myJson.person[0].price_category][0];   // last [0] is first day->all days have the same price
         }
         priceInfo +=  " " + currency[myJson.currency] + "<br>";
      }
      //--- time arrive corrections
      for(i=0; i<arriveDiscountText[GetLangIndex()].length; i++) {
         priceInfo += "<b>" + arriveDiscountText[GetLangIndex()][i] + "</b>: " + corrFull[myJson.currency][myJson.person[0].price_category][i] + " " + currency[myJson.currency] + "<br>";
      }
      //---sleep on place info
      for(i=0; i<sleepOnPlaceText[GetLangIndex()].length; i++) {
         //--- dailyPriceFull[myJson.currency][i][0] - [i] is price dependent on age and
         //--- and [0] is price for first day (we do not support different prices for each day)
         priceInfo += "<b>" + sleepOnPlaceText[GetLangIndex()][i] + "</b>: ";
         priceInfo += dailySleepOnPlacePrice[myJson.currency][i] + " " + currency[myJson.currency] + "<br>";
      }
      //--- departure time correction
      priceInfo += "<b>" + departureDiscountText[GetLangIndex()] + "</b>: " + corrDepartureFull[myJson.currency][myJson.person[0].price_category] + " " + currency[myJson.currency] + "<br>";
      bootbox.alert(priceInfo);
   });

//---------------------------------------------------

// Json test

//---------------------------------------------------

   /*
   $('#form-registrace').on('submit', function(e){

      e.preventDefault();

      bootbox.confirm({
          title: "This is a prompt with a date input!",
          message: "test",
          locale : 'cs',
          callback: function (result) {
              console.log(result);
          }
      });
      
      console.log($('#form-registrace').serialize());
   });
   //*/

   //$('_#submit_id').on('click', function () {
//-------------------------------------------------------
//          Cancel if it a editation
//-------------------------------------------------------
   $('#cancel_id').on('click', function () {
      //alert(redirectPath + "md5=" + myJson.param + "&lang=" + GetLangIndex());
      window.location.assign(redirectPath + "md5=" + myJson.param + "&lang=" + GetLangIndex());
   });
//-------------------------------------------------------
//          Save changes or create new one
//-------------------------------------------------------                           
   $('#form-registrace').on('submit', function(e){
      e.preventDefault();
      var i = 0;

      var text = check_registration_msg[GetLangIndex()];

      //--- if it is editation, skip confirmation, just be free...
      if("updateregistration" == myJson.function || "addadmin" == myJson.function) {
         $.post(submitPath + "lang=" + GetLangIndex(),JSON.stringify(myJson), function(data, textStatus, jqXHR) {
            ProcessReponseFomServer(data, textStatus, jqXHR);
         }, 'json').fail(function(jqXHR, textStatus, errorThrown) {
            ProcessReponseFomServer(null, 'fail', null);
         });
      } else {
         $.each(myJson, function(key,value) {

            if(key == "person") {

               $.each(value, function(key,value) {

                  // display Ucastik X: fname lname

                  text += $('#person_' + i + '_label').text() + ": " + value.fname + " " + value.lname + "\n" + "<br>";

                  i++;

            });

            }

            else {

               if(key == 'country' || key == 'email') {
                 
                  text += $('#'+key+'_label').text() + ": ";
                     if(key == 'email'){
                        text += "<b>" + value + "</b>\n<br>";
                     }
                     else {
                        text += value + "\n<br>";
                     }
               }

               else {
                  if(key == 'price_dsc' || key == 'price_full') {
                     //--- do not display discount price if discount field is not displayed in form, because is over date
                     if(key == 'price_full' || (key == 'price_dsc' && $('#price_dsc_id').css('display') != 'none'  && $('#price_dsc_id').closest('div').css('display') != 'none')) { 
                        text += $('#'+key+'_label').text() + ": " + value + " " + $('#currency_'+myJson.currency).text() + "\n" + "<br>";
                     }
                  }

                  else {
                     if( $('#'+key+'_label').text() != "" ) {
                        text += $('#'+key+'_label').text() + ": " + $('#'+key+'_'+value).text() + "\n"  + "<br>";
                     }

                  }

               }

            }

         });

         bootbox.confirm({
             title: check_registration_titel[GetLangIndex()],
             message: text,
             locale : GetLangLocale(),
             callback: function (result) {
                 if(result){
                   $.post(submitPath + "lang=" + GetLangIndex(),JSON.stringify(myJson), function(data, textStatus, jqXHR) {
                     ProcessReponseFomServer(data, textStatus, jqXHR);
                  }, 'json').fail(function(jqXHR, textStatus, errorThrown) {
                       ProcessReponseFomServer(null, 'fail', null);
                    });
                 }
             }
         });
      }

   });

//----------------------------------------------------

// Event add new person

//----------------------------------------------------

   $('#add_person_id').on('click', function () {

      var i;

      var $newPerson;

      

      for (i = 0; i < idPerson.length; i++) {

         //--- find first unused person's element

         if ($("#" + idPerson[i]).length == 0) {

            $newPerson = $('#person_0').clone(true);

            $newPerson.attr('id', idPerson[i]);

            $newPerson.css('display','none');

            $newPerson.find('#person_0_label').each(function () {

               $(this).attr('id', idPerson[i] + "_label");

            });

            $newPerson.find('.remove-button').css('display','block');

            //--- replace visible number of person

            $newPerson.find('h3').each(function () {

               $(this).text($(this).text().replace("1",i+1));

            });

            //--- Clear inputs and rename form elements

			$newPerson.find(':input').each(function () {

               $(this).prop('name', $(this).prop('name').replace("0",i));

               switch($(this).attr('type'))  {

                  case "text" :

                     $(this).val('');

                  break;

                  case "radio" :

                  case "checkbox" :

                     if($(this).css('display') != 'none') {
                        $(this).prop('checked',false);
                     }

                  break;

               }

            });

            $newPerson.insertAfter("#" + idPerson[i-1]);

            $newPerson.slideDown(1000);

            break;

         }

      }

      // disable add person button if we are full

      if(i == idPerson.length - 1) {

         $('#add_person').hide();

      }

      RefreshPrices();

   });

   

//----------------------------------------------------

// Event remove person

//----------------------------------------------------

   $('.remove-button').on('click',function () {
      var i;
      var myId = $(this).closest('div').attr('id');

      bootbox.confirm( {
         title: confirm_delete_msg[GetLangIndex()],
         message: confirm_delete_msg[GetLangIndex()],
         locale : GetLangLocale(),
         callback: function (result) {
            if(result) {
             $('#' + myId).hide('slow',function () {
            //--- resync rest of people elements
               $(this.remove());
               for (i = 0; i < idPerson.length; i++) {
                  if (idPerson[i] == myId) {
                     if ($("#" + idPerson[i+1]).length != 0) {
                        //--- element is here, change its id to my already removed
                        $("#" + idPerson[i+1]).attr('id',myId);
                        //--- rename person count
                        $("#" + myId + " h3").each(function() {
                           $(this).text($(this).text().replace(i+2,i+1));
                        });
                        //--- rename form elements
                        $(':input', "#" + myId).each(function () {
                           $(this).prop('name', $(this).prop('name').replace(i+1,i));
                        });
                        //--- change others id inside elemement
                        $("#" + idPerson[i+1] + "_label").attr('id', myId + "_label");
                        myId = idPerson[i+1];
                     }
                  }
               };
               //--- always anable add person button
               $('#add_person').show();
               //--- refresh prices
               RefreshPrices();
            });
           }
         }
      });
   });
});