<div id="braintree-alert" class="alert alert-danger" style="display:none;"></div>
<div id="braintree-loading" style="text-align: center"><i class="fa fa-spinner fa-pulse fa-2x fa-fw"></i> <span>{{ text_loading }}</span></div>
<div id="braintree-choose" style="display: none;" class="form-horizontal">
  {% if vaulted_payment_count > 0 %}
  <input type="hidden" name="payment_type" value="saved" id="tab-option" />
  <ul class="nav nav-tabs">
    <li role="presentation" id="tab-saved" class="active"><a href="#" class="braintree-tab-link braintree-button" id="saved-link">{{ entry_saved_methods }}</a></li>
    <li role="presentation" id="tab-new"><a href="#" class="braintree-tab-link braintree-button" id="new-link">{{ entry_new }}</a></li>
  </ul>
  {% endif %}
</div>
<form id="braintree-new" style="display:none;" method="post" action="{{ payment_url }}" class="form-horizontal" autocomplete="off">
  <fieldset>
    {% if payment_pp_braintree_paypal_option %}
      <div class="form-group">
        <label class="col-sm-2 control-label">{{ text_pay_by_paypal }}</label>
        <div class="col-sm-10">
            <script src="https://www.paypalobjects.com/api/button.js?" data-merchant="braintree" data-id="paypal-button" data-button="checkout" data-color="{{ payment_pp_braintree_paypal_button_colour }}" data-size="{{ payment_pp_braintree_paypal_button_size }}" data-shape="{{ payment_pp_braintree_paypal_button_shape }}" data-button_type="submit" data-button_disabled="false"></script>
        </div>
      </div>
      {% if payment_pp_braintree_paypal_vault %}
        <div class="form-group row">
          <label class="col-sm-2" style="text-align: right;">{{ entry_remember_paypal_method }}</label>
          <div class="col-sm-10">
            <div class="form-check">
              <label class="form-check-label">
                <input type="checkbox" id="vault-method-paypal" {% if payment_pp_braintree_paypal_check_vault == 1 %}checked="checked" {% endif %}/>
              </label>
            </div>
          </div>
        </div>
      {% endif %}
      <hr />
    {% endif %}
    <div class="form-group">
      <label class="col-sm-2 control-label" for="input-card-number">{{ entry_card }}</label>
      <div class="col-sm-5">
        <div id="input-card-number" class="form-control"></div>
      </div>
      <div class="col-sm-2">
        <div id="card-type">
          <img style="display: none;" class="card-logo" id="visa-logo" src="https://assets.braintreegateway.com/payment_method_logo/visa.png" alt="Visa" />
          <img style="display: none;" class="card-logo" id="master-card-logo" src="https://assets.braintreegateway.com/payment_method_logo/mastercard.png" alt="MasterCard" />
          <img style="display: none;" class="card-logo" id="american-express-logo" src="https://assets.braintreegateway.com/payment_method_logo/american_express.png" alt="American Express" />
          <img style="display: none;" class="card-logo" id="discover-logo" src="https://assets.braintreegateway.com/payment_method_logo/discover.png" alt="Discover" />
          <img style="display: none;" class="card-logo" id="jcb-image" src="https://assets.braintreegateway.com/payment_method_logo/jcb.png" alt="JCB" />
          <img style="display: none;" class="card-logo" id="maestro-image" src="https://assets.braintreegateway.com/payment_method_logo/maestro.png" alt="Maestro" />
        </div>
      </div>
    </div>
    <div class="form-group">
      <label class="col-sm-2 control-label">{{ entry_expires }}</label>
      <div class="col-sm-3">
        <div id="input-card-expiration-month" class="form-control"></div>
      </div>
      <div class="col-sm-3">
        <div id="input-card-expiration-year" class="form-control"></div>
      </div>
    </div>
    <div class="form-group">
      <label class="col-sm-2 control-label">{{ entry_cvv }}</label>
      <div class="col-sm-2">
        <div id="input-card-cvv" class="form-control"></div>
      </div>
    </div>
    {% if payment_pp_braintree_card_vault %}
      <div class="form-group row">
        <label class="col-sm-2" style="text-align: right;">{{ entry_remember_card_method }}</label>
        <div class="col-sm-10">
          <div class="form-check">
            <label class="form-check-label">
              <input type="checkbox" id="vault-method-card" {% if payment_pp_braintree_card_check_vault == 1 %}checked="checked" {% endif %}/>
            </label>
          </div>
        </div>
      </div>
    {% endif %}
    <div class="form-group">
      <div class="col-sm-12">
        <button type="submit" id="submit-new" class="btn btn-primary button-submit pull-right braintree-button">{{ button_confirm }}</button>
      </div>
    </div>
  </fieldset>
</form>
<form id="braintree-vaulted" style="display:none;" method="post" action="{{ payment_url }}" class="form-horizontal" autocomplete="off">
  {% if vaulted_payment_count > 0 %}
  <fieldset>
    {% for vaulted_payment_method in vaulted_payment_methods.cards %}
    <div class="row" id="vaulted-method-{{ vaulted_payment_method.token }}">
      <div class="col-sm-1">
        <input type="radio" name="vaulted_payment_method" class="pull-right vaulted-card" value="{{ vaulted_payment_method.token }}" />
        <input type="hidden" id="vaulted-payment-cvv-nonce-{{ vaulted_payment_method.token }}" value="" />
      </div>
      <div class="col-sm-1"><img class="card-logo" src="{{ vaulted_payment_method.image }}" /></div>
      <div class="col-sm-4">{{ vaulted_payment_method.name }}<br />[<a id="{{ vaulted_payment_method.token }}" class="remove-vault-method braintree-button">{{ text_remove }}</a>]</div>
      <div class="col-sm-2">{% if payment_pp_braintree_vault_cvv_3ds == 'cvv' %}<div class="form-control input-vaulted-cvv" id="input-vaulted-cvv-{{ vaulted_payment_method.token }}" style="display: none;"></div>{% endif %}</div>
    </div>
    <hr />
    {% endfor %}
    {% for vaulted_payment_method in vaulted_payment_methods.paypal %}
    <div class="row" id="vaulted-method-{{ vaulted_payment_method.token }}">
      <div class="col-sm-1"><input type="radio" name="vaulted_payment_method" class="pull-right" value="{{ vaulted_payment_method.token }}"/></div>
      <div class="col-sm-1"><img class="card-logo" src="{{ vaulted_payment_method.image }}" /></div>
      <div class="col-sm-10">{{ vaulted_payment_method.name }}<br />[<a id="{{ vaulted_payment_method.token }}" class="remove-vault-method braintree-button">{{ text_remove }}</a>]</div>
    </div>
    <hr />
    {% endfor %}
  </fieldset>
  <div class="form-group">
    <div class="col-sm-12">
      <a id="submit-vaulted" class="btn btn-primary button-submit pull-right braintree-button">{{ button_confirm }}</a>
    </div>
  </div>
  {% endif %}
</form>
<div id="braintree-3d-secure" style="display:none;">
  <div class="col-sm-0 col-md-0 col-lg-3"></div>
  <div class="col-sm-12 col-md-12 col-lg-6">
    <div class="panel panel-default">
      <div class="panel-heading text-center">{{ text_authentication }}</div>
      <div class="panel-body" id="braintree-3ds-body"></div>
      <div class="panel-footer text-center">
        <a id="braintree-3ds-close" href="#" class="braintree-button">{{ button_cancel }}</a>
      </div>
    </div>
  </div>
  <div class="col-sm-0 col-md-0 col-lg-3"></div>
</div>

<script type="text/javascript">
  $('body').on('click', '.braintree-tab-link', function(event) {
    event.preventDefault();

    if ($(this).attr('id') == 'saved-link') {
      $('#tab-option').val('saved');
      $('#tab-saved').addClass('active');
      $('#tab-new').removeClass('active');
      $('#braintree-vaulted').show();
      $('#braintree-new').hide();
    } else {
      $('#tab-option').val('new');
      $('#tab-new').addClass('active');
      $('#tab-saved').removeClass('active');
      $('#braintree-vaulted').hide();
      $('#braintree-new').show();
    }
  });

  var device_data_value = '';
  var data_collector_instance;
  var hosted_instance;
  var threed_secure_instance;
  var client_instance;
  var paypal_instance;
  var cvv_instance = [];
  var bank_frame = document.querySelector('#braintree-3ds-body');
  var vault_card_payment = {{ payment_pp_braintree_card_check_vault }};
  var vault_paypal_payment = {{ payment_pp_braintree_paypal_check_vault }};

  {% if payment_pp_braintree_card_vault == 1 and guest != true %}
    $('body').on('change', '#vault-method-card', function (event) {
       if ($(this).prop("checked"))  {
           vault_card_payment = 1;
       } else {
           vault_card_payment = 0;
       }
    });
  {% endif %}

  {% if payment_pp_braintree_paypal_vault == 1 and guest != true %}
    $('body').on('change', '#vault-method-paypal', function (event) {
       if ($(this).prop("checked"))  {
           vault_paypal_payment = 1;
       } else {
           vault_paypal_payment = 0;
       }
    });
  {% endif %}

  $.getScript('https://js.braintreegateway.com/web/3.6.3/js/client.min.js', function() {
    $.getScript('https://js.braintreegateway.com/web/3.6.3/js/hosted-fields.min.js');
    $.getScript('https://js.braintreegateway.com/web/3.6.3/js/data-collector.min.js');
    {% if payment_pp_braintree_paypal_option %}$.getScript('https://js.braintreegateway.com/web/3.6.3/js/paypal.min.js');{% endif %}
    {% if payment_pp_braintree_3ds_status or payment_pp_braintree_vault_cvv_3ds == '3ds' %}$.getScript('https://js.braintreegateway.com/web/3.6.3/js/three-d-secure.min.js');{% endif %}

    braintree.client.create({
      authorization: '{{ client_token }}'
    }, function (client_error, braintree_client) {
      console.log("Create Client");

      if (client_error) {
        console.error(client_error);
        return;
      }

      client_instance = braintree_client;

      {% if payment_pp_braintree_3ds_status or payment_pp_braintree_vault_cvv_3ds == '3ds' %}
        braintree.threeDSecure.create({
            client: braintree_client
        }, function (error, instance) {
          if (error) {
              console.error(error);
              return;
          }

          threed_secure_instance = instance;
        });
      {% endif %}

      braintree.hostedFields.create({
        client: braintree_client,
        styles: {{ form_styles }},
        fields: {
          number: {
            selector: '#input-card-number',
            placeholder: '1111 1111 1111 1111'
          },
          expirationMonth: {
            selector: '#input-card-expiration-month',
            placeholder: '{{ text_month }}',
            select: true
          },
          expirationYear: {
            selector: '#input-card-expiration-year',
            placeholder: '{{ text_year }}',
            select: true
          },
          cvv: {
            selector: '#input-card-cvv',
            placeholder: 'CVV2',
            type: "password"
          }
        }
      }, hostedCallback);

      braintree.dataCollector.create({
        client: braintree_client,
        kount: true,
        paypal: true
      }, dataCollectorCallback);

      {% if payment_pp_braintree_paypal_option %}
      braintree.paypal.create({
        client: braintree_client
      }, paypalCallback);
      {% endif %}
    });
  });

  {% if payment_pp_braintree_3ds_status or payment_pp_braintree_vault_cvv_3ds == '3ds' %}
  // 3D Secure
  $('body').on('click', '#braintree-3ds-close', function (event) {
    event.preventDefault();
    threed_secure_instance.cancelVerifyCard(removeFrame());
  });

  function addFrame(err, iframe) {
    bank_frame.appendChild(iframe);
    $('#braintree-loading').hide();
    $('#braintree-3d-secure').show();
  }

  function removeFrame() {
    var iframe = bank_frame.querySelector('iframe');
    $('#braintree-3d-secure').hide();
    iframe.parentNode.removeChild(iframe);
    $('#submit-new').prop('disabled', false).button('reset');
    $('#submit-vaulted').prop('disabled', false).button('reset');
    $('#braintree-choose').show();

    if ($('#tab-option').val() == 'saved') {
      $('#braintree-vaulted').show();
    } else {
      $('#braintree-new').show();
    }
  }

  function verifyNew3DSecure(nonce) {
    $('#braintree-loading').show();
    $('#braintree-choose').hide();
    $('#braintree-new').hide();

    threed_secure_instance.verifyCard({
      amount: {{ total }},
      nonce: nonce,
      addFrame: addFrame,
      removeFrame: removeFrame
    }, function(error, payload) {
      if (error) {
        $('#submit-new').prop('disabled', false).button('reset');
        return;
      } else {
        submitOrder(payload.nonce, vault_card_payment);
      }
    });
  }

  function verifyVaulted3DSecure(nonce) {
    $('#braintree-loading').show();
    $('#braintree-choose').hide();
    $('#braintree-vaulted').hide();

    threed_secure_instance.verifyCard({
      amount: {{ total }},
      nonce: nonce,
      addFrame: addFrame,
      removeFrame: removeFrame
    }, function(error, payload) {
      if (error) {
        console.log('3ds error: ' + error.code);
        $('#submit-vaulted').prop('disabled', false).button('reset');
        return;
      } else {
        submitVaultOrder(false, payload.nonce);
      }
    });
  }

  {% endif %}

  function dataCollectorCallback(error, instance) {
      if (error) {
          console.error(error);
          return;
      }

      data_collector_instance = instance;

      device_data_value = instance.deviceData;
  }

  function hostedCallback(error, instance) {
    if (error) {
      console.log("Error code: " + error.code);
      console.log("Error details: " + error.details);
      console.log("Error message: " + error.message);
      console.log("Error type: " + error.type);
      return;
    }

    hosted_instance = instance;

    instance.on('ready', function (event) {
      {% if vaulted_payment_count > 0 %}
        $('#braintree-choose').show();
        $('#braintree-vaulted').show();
      {% else %}
        $('#braintree-new').show();
      {% endif %}

      $('#braintree-loading').hide();
    });

    $('body').on('click', '#submit-new', function (event) {
      event.preventDefault();

      $('#braintree-alert').text('').hide();

      $('#submit-new').prop('disabled', true ).button('loading');

      instance.tokenize(function (tokenize_error, payload) {
        if (tokenize_error) {
          switch (tokenize_error.code) {
            case 'HOSTED_FIELDS_FIELDS_EMPTY':
              $('#braintree-alert').text('{{ error_alert_fields_empty }}').show();
              break;
            case 'HOSTED_FIELDS_FIELDS_INVALID':
              $('#braintree-alert').text('{{ error_alert_fields_invalid }}').show();
              break;
            case 'HOSTED_FIELDS_FAILED_TOKENIZATION':
              $('#braintree-alert').text('{{ error_alert_failed_token }}').show();
              break;
            case 'HOSTED_FIELDS_TOKENIZATION_NETWORK_ERROR':
              $('#braintree-alert').text('{{ error_alert_failed_network }}').show();
              break;
            default:
              $('#braintree-alert').text('{{ error_alert_unknown }}').show();
          }

          $('#submit-new').prop('disabled', false).button('reset');

          return;
        }

        {% if payment_pp_braintree_3ds_status %}
          verifyNew3DSecure(payload.nonce);
        {% else %}
          submitOrder(payload.nonce, vault_card_payment);
        {% endif %}
      });
    });
  }

  {% if payment_pp_braintree_paypal_option %}
  function paypalCallback(error, instance) {
      if (error) {
        console.error(error);
        return;
      }

      paypal_instance = instance;

    $('#paypal-button').prop('disabled', false);

    $('body').on('click', '#paypal-button', function (event) {
      event.preventDefault();

      $('#paypal-button').attr('disabled', true);

      var flow = "checkout";

      {% if payment_pp_braintree_paypal_vault == 1 and guest != true %}
        if (vault_paypal_payment == 1) {
          flow = "vault";
        }
      {% endif %}

      instance.tokenize({
        flow: flow,
        {% if payment_pp_braintree_settlement_immediate == 1 %}
        intent: "sale",
        {% else %}
        intent: "authorize",
        {% endif %}
        useraction: "commit",
        amount: {{ total }},
        currency: "{{ currency_code }}",
        {% if payment_pp_braintree_paypal_vault == 1 and payment_pp_braintree_billing_agreement is not empty %}
        billingAgreementDescription: "{{ payment_pp_braintree_billing_agreement }}",
        {% endif %}
        {% if customer_shipping_address is not empty %}
        enableShippingAddress: true,
        shippingAddressOverride: {
          recipientName: "{{ customer_shipping_address.name }}",
          line1: "{{ customer_shipping_address.line_1 }}",
          line2: "{{ customer_shipping_address.line_2 }}",
          city: "{{ customer_shipping_address.city }}",
          countryCode: "{{ customer_shipping_address.country_code }}",
          postalCode: "{{ customer_shipping_address.post_code }}",
          state: "{{ customer_shipping_address.state }}",
          phone: "{{ customer_shipping_address.phone }}"
        },
        {% endif %}
        shippingAddressEditable: false
      }, function (tokenize_error, payload) {
        if (tokenize_error) {
          $('#paypal-button').prop('disabled', false);

          switch (tokenize_error.code) {
            case 'PAYPAL_POPUP_CLOSED':
              console.error('Customer closed PayPal popup.');
              break;
            case 'PAYPAL_ACCOUNT_TOKENIZATION_FAILED':
              console.error('PayPal tokenization failed. See details:', tokenize_error.details);
              break;
            case 'PAYPAL_FLOW_FAILED':
              console.error('Unable to initialize PayPal flow. Are your options correct?', tokenize_error.details);
              break;
            default:
              console.error('Error!', tokenize_error);
          }

          return;
        } else {
          submitOrder(payload.nonce, vault_paypal_payment);
        }
      });
    });
  }
  {% endif %}

  {% if payment_pp_braintree_vault_cvv_3ds == 'cvv' %}
  $('body').on('change', 'input[name=\'vaulted_payment_method\']', function (event) {
    $('.input-vaulted-cvv').hide();

    if ($(this).hasClass('vaulted-card')) {
      var payment_token = $(this).val();

      if (typeof cvv_instance[payment_token] !== 'undefined') {
        // instance already initailised
        $('#input-vaulted-cvv-' + payment_token).show();
      } else {
        braintree.hostedFields.create({
          client: client_instance,
          styles: {{ form_styles }},
          fields: {
            cvv: {
              selector: '#input-vaulted-cvv-' + payment_token,
              placeholder: 'CVV2',
              type: 'password'
            }
          }
        }, function (error, instance) {
          cvv_instance[payment_token] = instance;

          instance.on('ready', function (event) {
            $('#input-vaulted-cvv-' + payment_token).show();
          });
        });
      }
    }
  });
  {% endif %}

  $('body').on('click', '.remove-vault-method', function (event) {
    event.preventDefault();

    // get this id/var
    var vaulted_payment_token = $(this).attr('id');

    if (confirm('{{ text_remove_confirm }}')) {
      $.ajax({
        url: 'index.php?route=extension/payment/pp_braintree/remove',
        type: 'post',
        data: { vaulted_payment_method: vaulted_payment_token },
        dataType: 'json',
        success: function (json) {
          if (json.error) {
            alert(json.error);
          }

          if (json.success) {
            alert(json.success);

            if (json.vaulted_payment_count > 0) {
              $('#vaulted-method-' + vaulted_payment_token).remove();
            } else {
              $('#braintree-choose').remove();
              $('#braintree-vaulted').remove();
              $('#braintree-new').show();
            }
          }
        }
      });
    }
  });

  $('body').on('click', '#submit-vaulted', function (event) {
    event.preventDefault();

    $('#braintree-alert').text('').hide();

    $('#submit-vaulted').prop('disabled', true).button('loading');

    var vaulted_payment_token = $('input[name=\'vaulted_payment_method\']:checked').val();

    if ($('input[name=\'vaulted_payment_method\']:checked').hasClass('vaulted-card')) {
      {% if payment_pp_braintree_vault_cvv_3ds == 'cvv' %}
        cvv_instance[vaulted_payment_token].tokenize(function (error, payload) {
            if (error) {
                switch (error.code) {
                    case 'HOSTED_FIELDS_FIELDS_EMPTY':
                        $('#braintree-alert').text('{{ error_alert_fields_empty }}').show();
                        break;
                    case 'HOSTED_FIELDS_FIELDS_INVALID':
                        $('#braintree-alert').text('{{ error_alert_fields_invalid }}').show();
                        break;
                    case 'HOSTED_FIELDS_FAILED_TOKENIZATION':
                        $('#braintree-alert').text('{{ error_alert_failed_token }}').show();
                        break;
                    case 'HOSTED_FIELDS_TOKENIZATION_NETWORK_ERROR':
                        $('#braintree-alert').text('{{ error_alert_failed_network }}').show();
                        break;
                    default:
                        $('#braintree-alert').text('{{ error_alert_unknown }}').show();
                }

                $('#submit-vaulted').prop('disabled', false).button('reset');

                return;
            } else {
              submitVaultOrder(vaulted_payment_token, payload.nonce);
            }
        });
      {% elseif payment_pp_braintree_vault_cvv_3ds == '3ds' %}
        $.ajax({
          url: 'index.php?route=extension/payment/pp_braintree/nonce',
          type: 'post',
          data: { vaulted_payment_token: vaulted_payment_token },
          dataType: 'json',
          success: function(json) {
            if (json.success) {
                if (json.payment_method.type == 'PayPalAccount') {
                  submitVaultOrder(vaulted_payment_token, false);
                } else {
                  verifyVaulted3DSecure(json.payment_method.nonce);
                }
            } else {
              console.log('Unable to get nonce from payment token');
              $('#submit-vaulted').prop('disabled', false).button('reset');
              return;
            }
          },
          failure: function() {
            console.log('Failed to call getNonceFromToken');
            $('#submit-vaulted').prop('disabled', false).button('reset');
          }
        });
      {% else %}
        submitVaultOrder(vaulted_payment_token, false);
      {% endif %}
    } else {
      submitVaultOrder(vaulted_payment_token, false);
    }
  });

  function submitVaultOrder(token, nonce) {
    $('#braintree-choose').hide();
    $('#braintree-loading').show();
    $('#braintree-vaulted').empty();

    if (token != false) {
      var token_input = $('<input>').attr('type', 'hidden').attr('name', 'payment_method_token').val(token);
      $('#braintree-vaulted').append($(token_input));
    }

    if (nonce != false) {
      var nonce_input = $('<input>').attr('type', 'hidden').attr('name', 'payment_method_nonce').val(nonce);
      $('#braintree-vaulted').append($(nonce_input));
    }

    var device_data = $('<input>').attr('type', 'hidden').attr('name', 'device_data').val(device_data_value);
    $('#braintree-vaulted').append($(device_data));

    $('#braintree-vaulted').submit();
  }

  function submitOrder(nonce, vault_payment) {
    $('#braintree-choose').hide();
    $('#braintree-loading').show();

    $('#braintree-new').empty();

      //Collect form data
    var payment_method_nonce = $('<input>').attr('type', 'hidden').attr('name', 'payment_method_nonce').val(nonce);
    $('#braintree-new').append($(payment_method_nonce));

    {% if (payment_pp_braintree_paypal_vault == 1 or payment_pp_braintree_card_vault == 1) and guest != true %}
      var vault_method;

      if (vault_payment == 1) {
        var vault_method = $('<input>').attr('type', 'hidden').attr('name', 'vault_method').val('1');
      } else {
        var vault_method = $('<input>').attr('type', 'hidden').attr('name', 'vault_method').val('0');
      }

      $('#braintree-new').append($(vault_method));
    {% endif %}

    var device_data = $('<input>').attr('type', 'hidden').attr('name', 'device_data').val(device_data_value);
    $('#braintree-new').append($(device_data));

    $('#braintree-new').submit();
  }

  $(document).delegate('#button-payment-method', 'click', function() {
    console.log("Teardown!");

    $('#collapse-checkout-confirm .panel-body').empty();

    {% if payment_pp_braintree_paypal_option %}
      paypal_instance.teardown();
    {% endif %}

    {% if payment_pp_braintree_3ds_status or payment_pp_braintree_vault_cvv_3ds == '3ds' %}
      threed_secure_instance.teardown();
    {% endif %}

    data_collector_instance.teardown();
    hosted_instance.teardown();

    $.each(cvv_instance, function (instance_object) {
      instance_object.teardown();
    });

    $('body').off('click', '.braintree-button');
    $('body').off('click', '#paypal-button');
  });
</script>
