88 lines
3.3 KiB
JavaScript
88 lines
3.3 KiB
JavaScript
(function($) {
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'use strict';
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$(function() {
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var minQty = 0;
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var wrapper = $('.yoone-bundle-form');
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if (!wrapper.length) return;
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// 价格格式
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var currencySymbol = wrapper.data('currency-symbol') || '';
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var priceDecimals = parseInt(wrapper.data('price-decimals'), 10);
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var decSep = wrapper.data('decimal-separator') || '.';
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var thouSep = wrapper.data('thousand-separator') || ',';
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var discountType = wrapper.data('discount-type') || 'none';
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var discountAmount = parseFloat(wrapper.data('discount-amount') || '0');
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// 从 DOM 中获取最小数量
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var minText = wrapper.find('.yoone-bundle-min').text();
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if (minText) {
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var match = minText.match(/\d+/);
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if (match) {
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minQty = parseInt(match[0], 10);
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}
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}
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function formatMoney(n) {
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var s = (typeof n === 'number') ? n : parseFloat(n || 0);
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if (isNaN(s)) s = 0;
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var fixed = s.toFixed(isNaN(priceDecimals) ? 2 : priceDecimals);
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var parts = fixed.split('.');
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var intPart = parts[0];
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var fracPart = parts[1] ? decSep + parts[1] : '';
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// thousands grouping
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var rgx = /\B(?=(\d{3})+(?!\d))/g;
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intPart = intPart.replace(rgx, thouSep);
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return currencySymbol + intPart + fracPart;
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}
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function updateState() {
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var total = 0;
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wrapper.find('.yoone-bundle-qty').each(function() {
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var v = parseInt($(this).val(), 10);
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var unit = parseFloat($(this).data('unit-price') || '0');
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if (!isNaN(v) && v > 0) {
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total += v;
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}
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});
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// 更新显示的数量
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wrapper.find('.yoone-bundle-selected-count').text(total);
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// 根据是否满足最小数量来启用/禁用按钮
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var btn = wrapper.find('.single_add_to_cart_button');
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if (total >= minQty) {
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btn.prop('disabled', false);
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} else {
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btn.prop('disabled', true);
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}
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// 计算价格总计与折扣后的总计
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var rawSum = 0;
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wrapper.find('.yoone-bundle-qty').each(function() {
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var qty = parseInt($(this).val(), 10);
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var unit = parseFloat($(this).data('unit-price') || '0');
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if (!isNaN(qty) && qty > 0 && !isNaN(unit) && unit > 0) {
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rawSum += qty * unit;
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}
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});
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wrapper.find('.yoone-bundle-total-raw-value').text(formatMoney(rawSum));
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if (discountType !== 'none' && discountAmount > 0) {
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var discounted = rawSum;
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if (discountType === 'percent') {
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discounted = rawSum * (1 - discountAmount / 100.0);
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} else if (discountType === 'fixed') {
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discounted = Math.max(0, rawSum - discountAmount);
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}
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wrapper.find('.yoone-bundle-total-discounted-value').text(formatMoney(discounted));
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}
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}
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// 绑定事件
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wrapper.on('change keyup', '.yoone-bundle-qty', updateState);
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// 页面加载时立即执行一次，以确保初始状态正确
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updateState();
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});
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})(jQuery); |