function validate(what, text) {
  if (what == 'alias') {
    var re = /^[a-zA-Z0-9 ]{1,25}$/;
  } else if (what == 'smsnumber') {
    var re = /^\+[0-9]{11,11}$/;
  }
  return re.test(text);
}

// A $( document ).ready() block.
$( document ).ready(function() {
$(".show-modal").click(function() {
  $("#alias_exclamation").hide();
  $("#smsnumber_exclamation").hide();
  var alias = $(this).prev().html();
  var deveui = $(this).prev().attr('id').replace("alias_","");
  $('#deveui').html(deveui);
  var alarmactive = $('#alarmactive_'+deveui).html();
  var smsnumber = $('#smsnumber_'+deveui).html();
  
  $("#alias").val(alias);
  console.log(alarmactive);
  if (alarmactive == "1") {
    $('#checkbox').prop('checked', true);
  } else {
    $('#checkbox').prop('checked', false);
  }
  $("#smsnumber").val(smsnumber);
  $("#modal").addClass("is-active");  
});

$("#cart-close").click(function() {
   $("#cart").removeClass("is-active");
});

$("#payment_notifier_close").click(function() {
   $("#payment_notifier").removeClass("is-active");
   location.reload(true);
});

$(".abo_plus").click(function() {
   console.log("abo_plus");
   el = $(this).parent().find(".abo_add_years");
   el_text = $(this).parent().parent().find(".abo_add_years_text");
   counter = Number(el.html());
   if (counter < 3) {
     counter = counter + 1;
     el.html(counter);
     if (counter == 1) {
       el_text.html("+" + counter + " Jahr");
     } else {
       el_text.html("+" + counter + " Jahre");
     }
   }
});

$(".abo_minus").click(function() {
   console.log("abo_minus");
   el = $(this).parent().find(".abo_add_years");
   el_text = $(this).parent().parent().find(".abo_add_years_text");
   counter = Number(el.html());
   if (counter > 0) {
     counter = counter - 1;
     el.html(counter);
     if (counter == 0) {
       el_text.html("&nbsp;");
     } else if (counter == 1) {
       el_text.html("+" + counter + " Jahr");
     } else {
       el_text.html("+" + counter + " Jahre");
     }
   }
});

function add_years(dt,n) 
{
 return new Date(dt.setFullYear(dt.getFullYear() + n));      
}

$(".abo_pay").click(function() {
  console.log("pay...");
  loadStripeLibrary();
  counter = 0; 
  charge_data = '';
  abo_table = '<table class="table is-bordered is-fullwidth" >';
  abo_table += '<tr><th class="is-2">Alias</th><th>verl&auml;ngern bis</th><th class="has-text-right">Betrag</th></tr>';
  $(".waage").each(function( index ) {
    console.log( index + ": " + $( this ).find(".alias").html() );
    this_count = Number($( this ).find(".abo_add_years").html());
    if (this_count > 0) {
      counter += this_count;
      paid_until = $( this ).find(".paid_until").html();
      if (moment(paid_until,'DD.MM.YYYY') < moment()) {
        this_date = moment().format('DD.MM.YYYY');
      } else {
        this_date = paid_until;
      }
      abo_table += '<tr><td>' + $( this ).find('.alias').html() + '</td><td>' + moment(this_date,'DD.MM.YYYY').add('years', this_count).format('DD.MM.YYYY') + '</td><td class="has-text-right">' + (this_count * 24).toFixed(2) + '</td></tr>';
      if (charge_data == '') {
        charge_data = $( this ).find("div").first().attr('id') + ":" + this_count;
      } else {
        charge_data += "," + $( this ).find("div").first().attr('id') + ":" + this_count;
      }
    }
    console.log( counter );
  });
  abo_table += '<tr><td>Total CHF</td><td></td><td class="has-text-right">' + (counter * 24).toFixed(2) + '</td></tr>';
  console.log("Counter: "+counter);
  abo_table += "</table>";
  if (counter > 0) {
    console.log(abo_table);
    console.log("charge_data: "+charge_data);
    $("#abos_verlaengern").html(abo_table);
    $("#charge_data").html(charge_data);
    $("#cart").addClass("is-active");  
  }
});

$("#modal-close").click(function() {
   console.log("blabla");
   $("#modal").removeClass("is-active");
});

$("#modal-save").click(function() {
  var alarmactive = "0";
  if ($('#checkbox').prop('checked')) {
    alarmactive = "1";
  }

  // Validation Code
  var is_valid = true;
  if (!validate('alias',$('#alias').val())) {
     $('#alias_errormsg').html('Ung&uuml;ltige Bezeichnung; erlaubte Zeichen A-Z, 0-9 und Leerschlag');
     $("#alias").addClass("is-danger");  
     $("#alias_exclamation").show();
     is_valid = false;
  } else {
     $('#alias_errormsg').html('');
     $("#alias").removeClass("is-danger");  
     $("#alias_exclamation").hide();
  }

  if (!validate('smsnumber',$('#smsnumber').val())) {
     $('#smsnumber_errormsg').html('Beispiel einer g&uuml;ltigen SMS Nummer: +41761234567');
     $("#smsnumber").addClass("is-danger");  
     $("#smsnumber_exclamation").show();
     is_valid = false;
  } else {
     $('#smsnumber_errormsg').html('');
     $("#smsnumber").removeClass("is-danger");  
     $("#smsnumber_exclamation").hide();
  }

  if (!(is_valid)) {
    return;
  }

  $.ajax({
    url: "save_scale_settings",
    type: "get", //send it through get method
    dataType: "json",
    data: { 
      deveui: $('#deveui').html(), 
      alias: $('#alias').val(),
      smsnumber: $("#smsnumber").val(), 
      alarmactive: alarmactive
    },
    success: function(response) {
      console.log('save success');
      if (response.rc == 0) {
         $('#alias_'+$('#deveui').html()).html($('#alias').val());
         var alarmactive = "0";
         if ($('#checkbox').prop('checked')) {
           alarmactive = "1";
         }
         $('#alarmactive_'+$('#deveui').html()).html(alarmactive);
         $('#smsnumber_'+$('#deveui').html()).html($('#smsnumber').val());
      }
    },
    error: function(xhr) {
      console.log('save error');
      //Do Something to handle error
    }
  });

  console.log("save");
  $("#modal").removeClass("is-active");
});

});

function loadStripeLibrary() {
    $.ajax({
        url: "https://js.stripe.com/v3/",
        dataType: "script",
        async: false,           // <-- This is the key
        success: function () {
            // all good...
            console.log("loadStripeLibrary called...");
            SetupStripe();
        },
        error: function () {
            throw new Error("Could not load script " + script);
        }
    });
}

function SetupStripe() {
  console.log("SetupStripe");
  // Set your publishable key: remember to change this to your live publishable key in production
  // See your keys here: https://dashboard.stripe.com/account/apikeys
  stripe = Stripe('pk_test_YkSGqH3Tk9WKK9HrlY63GhAg');
  elements = stripe.elements({ locale: "de" });
  
  // Set up Stripe.js and Elements to use in checkout form
  style = {
    base: {
      color: "#32325d",
    }
  };
  
  card = elements.create("card", { style: style });
  card.mount("#card-element");
  $("#card-errors-article").hide();
  
  card.addEventListener('change', ({error}) => {
    if (error) {
      $("#card-errors").text(error.message);
      $("#card-errors-article").show();
    } else {
      $("#card-errors").text("");
      $("#card-errors-article").hide();
    }
  });
}

function ConfirmPayment(clientSecret) {
  stripe.confirmCardPayment(clientSecret, {
    payment_method: {
      card: card,
      billing_details: {
        name: '{{ .UserName }}'
      }
    }
  }).then(function(result) {
    if (result.error) {
      // Show error to your customer (e.g., insufficient funds)
      console.log(result.error.message);
      $('#card-errors').text(result.error.message);
      $('#card-errors-article').show();
      //Do Something to handle error
      EndPaymentProgress();
    } else {
      // The payment has been processed!
      if (result.paymentIntent.status === 'succeeded') {
        // Show a success message to your customer
        // There's a risk of the customer closing the window before callback
        // execution. Set up a webhook or plugin to listen for the
        // payment_intent.succeeded event that handles any business critical
        // post-payment actions.
        console.log("Payment succeeded!!!");
        $('#card-errors').text("");
        $('#card-errors-article').hide();
        $("#cart").removeClass("is-active");
        EndPaymentProgress();
        $('#payment_notifier').addClass('is-active');
      }
    }
  });
}

function StartPaymentProgress() {
  $("#cart-pay").attr("disabled", true).addClass("is-loading");
  $("#cart-close").attr("disabled", true);
}

function EndPaymentProgress() {
  $("#cart-pay").attr("disabled", false).removeClass("is-loading");
  $("#cart-close").attr("disabled", false);
}

function PayMe() {
  $.ajax({
    url: "getstripepaymentintent",
    type: "get", //send it through get method
    dataType: "json",
    data: { 
      charge_data: $("#charge_data").html()
    },
    success: function(response) {
      console.log('pay success');
      console.log('rc: '+response.rc);
      if (response.rc == 0) {
        ConfirmPayment(response.stripeclientsecret);
      }
    },
    error: function(xhr) {
      console.log('getstripepaymentintent error');
      //Do Something to handle error
      EndPaymentProgress();
    }
  });
}

$('#cart-pay').on('click', function(ev) {
  StartPaymentProgress();
  PayMe();
});