'use strict';

(function($) {
  var woofc_timeout = null;

  $(function() {
    // Reload the cart
    if (woofc_vars.reload === 'yes') {
      woofc_cart_reload();
    }

    // Auto show
    if ((woofc_vars.auto_show_normal === 'yes') &&
        (woofc_vars.added_to_cart === 'yes')) {
      setTimeout(function() {
        woofc_show_cart();
      }, woofc_vars.delay);
    }
  });

  // Quick view
  $(document).
      on('click touch', '#woofc-area .woosq-link, #woofc-area .woosq-btn',
          function(e) {
            woofc_hide_cart();
            e.preventDefault();
          });

  // Auto show
  $(document.body).
      on('added_to_cart', function(e, fragments, cart_hash, $button) {
        if (woofc_vars.auto_show === 'yes') {
          setTimeout(function() {
            woofc_show_cart();
          }, woofc_vars.delay);
        }

        if ($button && $button.closest('.woofc-save-for-later').length) {
          // refresh again
          $(document.body).trigger('wc_fragment_refresh');
        }
      });

  $(document.body).on('wc_fragments_loaded', function() {
    woofc_cart_loaded();
  });

  $(document.body).on('wc_fragments_refreshed', function() {
    woofc_cart_loaded();
  });

  // Reload cart/checkout
  $(document.body).on('woofc_cart_reload', function() {
    if (woofc_vars.is_cart && $('form.woocommerce-cart-form').length) {
      $(document.body).trigger('wc_update_cart');
    }

    if (woofc_vars.is_checkout && $('form.woocommerce-checkout').length) {
      $(document.body).
          trigger('update_checkout', {update_shipping_method: false});
    }
  });

  // Manual show
  if (woofc_vars.manual_show !== '') {
    $(document).on('click touch', woofc_vars.manual_show, function(e) {
      woofc_toggle_cart();
      e.preventDefault();
    });
  }

  // Qty minus & plus
  $(document).
      on('click touch', '.woofc-item-qty-plus, .woofc-item-qty-minus',
          function() {
            // get values
            var $qty = $(this).closest('.woofc-item-qty').find('.qty'),
                val = parseFloat($qty.val()),
                max = parseFloat($qty.attr('max')),
                min = parseFloat($qty.attr('min')), step = $qty.attr('step');

            // format values
            if (!val || val === '' || val === 'NaN') {
              val = 0;
            }

            if (max === '' || max === 'NaN') {
              max = '';
            }

            if (min === '' || min === 'NaN') {
              min = 0;
            }

            if (step === 'any' || step === '' || step === undefined ||
                parseFloat(step) === 'NaN') {
              step = 1;
            } else {
              step = parseFloat(step);
            }

            // change the value
            if ($(this).is('.woofc-item-qty-plus')) {
              if (max && (max === val || val > max)) {
                $qty.val(max);
              } else {
                $qty.val((val + step).toFixed(woofc_decimal_places(step)));
              }
            } else {
              if (val - step <= 0) {
                // remove item
                if ((woofc_vars.confirm_remove === 'yes')) {
                  if (confirm(woofc_vars.confirm_remove_text)) {
                    woofc_remove_item($qty.closest('.woofc-item'));
                  }
                } else {
                  woofc_remove_item($qty.closest('.woofc-item'));
                }

                return false;
              }

              if (min && (min === val || val < min)) {
                $qty.val(min);
              } else if (val > 0) {
                $qty.val((val - step).toFixed(woofc_decimal_places(step)));
              }
            }

            // trigger change event
            $qty.trigger('change');
          });

  // Qty on change
  $(document).on('change', '.woofc-area .qty', function() {
    var item_key = $(this).closest('.woofc-item').attr('data-key');
    var item_qty = $(this).val();

    woofc_update_qty(item_key, item_qty);
  });

  // Qty validate
  $(document).on('keyup', '.woofc-area .qty', function() {
    var $this = $(this);

    if ($this.closest('.woopq-quantity-input').length) {
      // checked in WPC Product Quantity
      return;
    }

    if (woofc_timeout != null) clearTimeout(woofc_timeout);
    woofc_timeout = setTimeout(woofc_check_qty, 1000, $this);
  });

  // Remove item
  $(document).on('click touch', '.woofc-area .woofc-item-remove', function() {
    if (woofc_vars.confirm_remove === 'yes') {
      if (confirm(woofc_vars.confirm_remove_text)) {
        woofc_remove_item($(this).closest('.woofc-item'));
      }
    } else {
      woofc_remove_item($(this).closest('.woofc-item'));
    }
  });

  $(document).on('click touch', '.woofc-overlay', function() {
    woofc_hide_cart();
  });

  $(document).on('click touch', '.woofc-close', function() {
    woofc_hide_cart();
  });

  $(document).on('click touch', '.woofc-continue-url', function() {
    var url = $(this).attr('data-url');

    woofc_hide_cart();

    if (url !== '') {
      window.location.href = url;
    }
  });

  $(document).on('click touch', '.woofc-empty-cart', function() {
    var data = {
      action: 'woofc_empty_cart', nonce: woofc_nonce(),
    };

    if (woofc_vars.confirm_empty === 'yes') {
      if (confirm(woofc_vars.confirm_empty_text)) {
        woofc_cart_loading();

        $.post(woofc_vars.wc_ajax_url.toString().
                replace('%%endpoint%%', 'woofc_empty_cart'), data,
            function(response) {
              woofc_cart_reload();
              $(document.body).trigger('woofc_cart_emptied');
            });
      }
    } else {
      woofc_cart_loading();

      $.post(woofc_vars.wc_ajax_url.toString().
              replace('%%endpoint%%', 'woofc_empty_cart'), data,
          function(response) {
            woofc_cart_reload();
            $(document.body).trigger('woofc_cart_emptied');
          });
    }
  });

  // Count button
  $(document).on('click touch', '.woofc-count', function(e) {
    woofc_toggle_cart();

    e.preventDefault();
  });

  // Menu item
  $(document).on('click touch', '.woofc-menu-item a', function(e) {
    if (woofc_vars.cart_url != '') {
      window.location.href = woofc_vars.cart_url;
    } else {
      woofc_toggle_cart();
    }

    e.preventDefault();
  });

  // Cart
  $(document).on('click touch', '.woofc-cart, .woofc-btn', function(e) {
    woofc_toggle_cart();

    e.preventDefault();
  });

  // Cart link
  $(document).on('click touch', '.woofc-cart-link a', function(e) {
    if (woofc_vars.cart_url != '') {
      window.location.href = woofc_vars.cart_url;
    } else {
      woofc_toggle_cart();
    }

    e.preventDefault();
  });

  $(document).on('updated_checkout', function(e) {
    woofc_slick();
    woofc_perfect_scrollbar();
  });

  $(document).on('click touch', '.woofc-undo a', function(e) {
    e.preventDefault();
    woofc_cart_loading();

    var undo_key = $('body').attr('woofc-undo-key');
    var data = {
      action: 'woofc_undo_remove', item_key: undo_key, nonce: woofc_nonce(),
    };

    $.post(woofc_vars.wc_ajax_url.toString().
        replace('%%endpoint%%', 'woofc_undo_remove'), data, function(response) {
      woofc_cart_reload();
    });

    $('body').attr('woofc-undo-key', '');
    $('body').attr('woofc-undo-name', '');
  });
})(jQuery);

function woofc_decimal_places(num) {
  var match = ('' + num).match(/(?:\.(\d+))?(?:[eE]([+-]?\d+))?$/);

  if (!match) {
    return 0;
  }

  return Math.max(0, // Number of digits right of decimal point.
      (match[1] ? match[1].length : 0)
      // Adjust for scientific notation.
      - (match[2] ? +match[2] : 0));
}

function woofc_update_qty(cart_item_key, cart_item_qty) {
  woofc_cart_loading();

  var data = {
    action: 'woofc_update_qty',
    cart_item_key: cart_item_key,
    cart_item_qty: cart_item_qty,
    nonce: woofc_nonce(),
  };

  jQuery.post(woofc_vars.wc_ajax_url.toString().
      replace('%%endpoint%%', 'woofc_update_qty'), data, function(response) {
    woofc_cart_reload();

    jQuery(document.body).
        trigger('woofc_update_qty', [cart_item_key, cart_item_qty]);
  });
}

function woofc_remove_item($item) {
  var cart_item_key = $item.attr('data-key');
  var cart_item_name = $item.attr('data-name');
  var $btn = $item.find('.woofc-item-remove');

  woofc_cart_loading();

  var data = {
    action: 'woofc_remove_item',
    cart_item_key: cart_item_key,
    nonce: woofc_nonce(),
  };

  jQuery.post(woofc_vars.wc_ajax_url.toString().
      replace('%%endpoint%%', 'woofc_remove_item'), data, function(response) {
    if (!response || !response.fragments) {
      return;
    }

    jQuery(document.body).
        trigger('removed_from_cart',
            [response.fragments, response.cart_hash, $btn]);

    jQuery('body').attr('woofc-undo-key', cart_item_key);
    jQuery('body').attr('woofc-undo-name', cart_item_name);

    woofc_cart_reload();

    jQuery(document.body).
        trigger('woofc_remove_item', [cart_item_key, cart_item_name, response]);
  });
}

function woofc_cart_loading() {
  jQuery('.woofc-inner').addClass('woofc-inner-loading');
  jQuery('.woofc-count').
      addClass('woofc-count-loading').
      removeClass('woofc-count-shake');

  jQuery(document.body).trigger('woofc_cart_loading');
}

function woofc_cart_reload() {
  jQuery(document.body).trigger('wc_fragment_refresh');
  jQuery(document.body).trigger('woofc_cart_reload');
}

function woofc_cart_loaded() {
  jQuery('.woofc-inner').removeClass('woofc-inner-loading');
  jQuery('.woofc-count').
      removeClass('woofc-count-loading').
      addClass('woofc-count-shake');

  if ((woofc_vars.undo_remove === 'yes') &&
      (jQuery('body').attr('woofc-undo-key') !== undefined) &&
      (jQuery('body').attr('woofc-undo-key') !== '')) {
    var undo_name = 'Item';

    if ((jQuery('body').attr('woofc-undo-name') !== undefined) &&
        (jQuery('body').attr('woofc-undo-name') !== '')) {
      undo_name = '"' + jQuery('body').attr('woofc-undo-name') + '"';
    }

    jQuery('.woofc-cart-area .woofc-area-mid').find('.woofc-undo').remove();
    jQuery('.woofc-cart-area .woofc-area-mid').
        prepend('<div class="woofc-undo"><div class="woofc-undo-inner">' +
            woofc_vars.removed_text.replace('%s', undo_name) + ' <a href="#">' +
            woofc_vars.undo_remove_text + '</a></div></div>');
  }

  woofc_slick();
  woofc_perfect_scrollbar();
  jQuery(document.body).trigger('woofc_cart_loaded');
}

function woofc_perfect_scrollbar() {
  if (woofc_vars.scrollbar === 'yes') {
    jQuery('.woofc-area .woofc-area-mid').
        perfectScrollbar({suppressScrollX: true, theme: 'wpc'});
  }
}

function woofc_slick() {
  if (woofc_vars.suggested_carousel) {
    // suggested
    if (jQuery('.woofc-suggested-product').length > 1) {
      if (jQuery('.woofc-suggested-products').hasClass('slick-initialized')) {
        // unslick first
        jQuery('.woofc-suggested-products').slick('unslick');
      }

      // init slick
      jQuery('.woofc-suggested-products').
          slick(JSON.parse(woofc_vars.slick_params));
    }
  }

  if (woofc_vars.save_for_later_carousel) {
    // save for later
    if (jQuery('.woofc-save-for-later .woosl-product').length > 1) {
      if (jQuery('.woofc-save-for-later .woosl-products').
          hasClass('slick-initialized')) {
        // unslick first
        jQuery('.woofc-save-for-later .woosl-products').slick('unslick');
      }

      // init slick
      jQuery('.woofc-save-for-later .woosl-products').
          slick(JSON.parse(woofc_vars.slick_params));
    }
  }

  if (woofc_vars.upsell_funnel_carousel) {
    // upsell funnel
    if (jQuery('.woofc-upsell-funnel .wpcuf-uf-product').length > 1) {
      if (jQuery('.woofc-upsell-funnel .wpcuf-uf-products').
          hasClass('slick-initialized')) {
        // unslick first
        jQuery('.woofc-upsell-funnel .wpcuf-uf-products').slick('unslick');
      }

      // init slick
      jQuery('.woofc-upsell-funnel .wpcuf-uf-products').
          slick(JSON.parse(woofc_vars.slick_params));
    }
  }

  if (jQuery('.woofc-upsell-funnel .wpcuf_variations_form').length) {
    jQuery('.woofc-upsell-funnel .wpcuf_variations_form').each(function() {
      jQuery(this).wc_variation_form();
    });
  }
}

function woofc_show_cart(view = 'cart') {
  jQuery('body').addClass('woofc-show');

  jQuery(document.body).trigger('woofc_show_cart');
}

function woofc_hide_cart() {
  jQuery('body').removeClass('woofc-show woofc-show-checkout');

  jQuery(document.body).trigger('woofc_hide_cart');
}

function woofc_toggle_cart() {
  if (jQuery('body').hasClass('woofc-show')) {
    woofc_hide_cart();
  } else {
    woofc_show_cart();
  }

  jQuery(document.body).trigger('woofc_toggle_cart');
}

function woofc_check_qty($qty) {
  var is_remove = false;
  var val = parseFloat($qty.val());
  var min = parseFloat($qty.attr('min'));
  var max = parseFloat($qty.attr('max'));
  var step = parseFloat($qty.attr('step'));
  var fix = Math.pow(10, Number(woofc_decimal_places(step)) + 1);

  if ((val === '') || isNaN(val)) {
    val = 0;
  }

  if ((min === '') || isNaN(min)) {
    min = 0;
  }

  if ((step === '') || isNaN(step)) {
    step = 1;
  }

  var remainder = woofc_float_remainder(val, step);

  if (remainder >= 0) {
    val = Math.round((val - remainder) * fix) / fix;
  }

  if (val < min || val <= 0) {
    is_remove = true;
    val = min;
  }

  if (!isNaN(max) && (val > max)) {
    val = max;
  }

  $qty.val(val);

  if (is_remove) {
    if ((woofc_vars.confirm_remove === 'yes')) {
      if (confirm(woofc_vars.confirm_remove_text)) {
        woofc_remove_item($qty.closest('.woofc-item'));
      }
    } else {
      woofc_remove_item($qty.closest('.woofc-item'));
    }
  }
}

function woofc_decimal_places(num) {
  var match = ('' + num).match(/(?:\.(\d+))?(?:[eE]([+-]?\d+))?$/);

  if (!match) {
    return 0;
  }

  return Math.max(0, // Number of digits right of decimal point.
      (match[1] ? match[1].length : 0)
      // Adjust for scientific notation.
      - (match[2] ? +match[2] : 0));
}

function woofc_nonce() {
  let nonce = jQuery('.woofc-cart-area').attr('data-nonce');

  if (typeof nonce === 'undefined' || nonce === false || nonce === '') {
    nonce = woofc_vars.nonce;
  }

  return nonce;
}

function woofc_float_remainder(val, step) {
  var valDecCount = (val.toString().split('.')[1] || '').length;
  var stepDecCount = (step.toString().split('.')[1] || '').length;
  var decCount = valDecCount > stepDecCount ? valDecCount : stepDecCount;
  var valInt = parseInt(val.toFixed(decCount).replace('.', ''));
  var stepInt = parseInt(step.toFixed(decCount).replace('.', ''));
  return (valInt % stepInt) / Math.pow(10, decCount);
}