385 lines
14 KiB
JavaScript
385 lines
14 KiB
JavaScript
document.addEventListener('DOMContentLoaded', () => {
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/* ========== 工具 & 登录检查（统一用 common） ========== */
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const $ = id => document.getElementById(id);
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// 统一解析当前用户，拿不到就跳登录
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const username = AppUtils.resolveUserId();
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if (!username) { location.href = 'login.html'; return; }
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/* ----------- 0. DOM 快捷引用 ----------- */
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const currentPrice = $('currentPrice');
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const originalPrice = $('originalPrice');
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const dropPrice = $('dropPrice');
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const soldBox = $('soldBox');
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const groupTitle = $('groupTitle');
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const userList = $('userList');
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const singlePriceSpan = $('singlePrice');
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const groupPriceSpan = $('groupPrice');
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const btnSingle = $('btnSingle');
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const btnGroup = $('btnGroup');
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/* =====================================================
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* 1. 取接口数据并渲染
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* =================================================== */
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const CFG_API = `${AppConfig.groupBuyMarketUrl}/api/v1/gbm/index/query_group_buy_market_config`;
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// 保存活动 id（开团 / 参团时要用）
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let activityId = null;
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const POST_BODY = {
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userId : username,
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source : 's01',
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channel: 'c01',
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goodsId: AppConfig.goodsId
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};
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fetch(CFG_API, {
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method : 'POST',
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headers: { 'Content-Type': 'application/json' },
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body : JSON.stringify(POST_BODY)
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})
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.then(r => r.json())
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.then(({ code, info, data }) => {
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if (code !== '0000' || !data) { console.error(info); return; }
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activityId = data.activityId;
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renderGoods(data.goods);
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renderStatistic(data.teamStatistic);
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renderTeams(data.teamList, data.goods?.payPrice);
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})
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.catch(console.error);
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/* ------------- 渲染商品信息 ------------- */
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function renderGoods(g = {}) {
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const { originalPrice: op = 0, payPrice = 0, deductionPrice = 0 } = g;
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currentPrice.textContent = payPrice;
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originalPrice.textContent = op;
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dropPrice.textContent = `直降 ￥${deductionPrice}`;
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singlePriceSpan.textContent = `￥${op}`;
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groupPriceSpan.textContent = `￥${payPrice}`;
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btnSingle.dataset.price = op;
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btnGroup.dataset.price = payPrice;
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}
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/* ------------- 渲染统计信息 ------------- */
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function renderStatistic(stat = {}) {
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const { allTeamUserCount = 0, inTeamUserCount = 0 } = stat;
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groupTitle.textContent = `${inTeamUserCount}人在抢，参与可立即拼成`;
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soldBox.textContent = `${allTeamUserCount}人已抢`;
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}
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/* ------------- 渲染拼团列表 (按 teamId 去重) ------------- */
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function renderTeams(list = [], groupPrice = 0) {
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const uniq = [];
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const seen = new Set();
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list.forEach(t => {
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if (!seen.has(t.teamId)) {
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uniq.push(t);
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seen.add(t.teamId);
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}
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});
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if (!uniq.length) {
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groupTitle.textContent = '小伙伴，赶紧去开团吧，做村里最靓的仔。';
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return;
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}
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userList.innerHTML = '';
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uniq.forEach(t => userList.appendChild(makeItem(t, groupPrice)));
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initUserMarquee(3);
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initCountdown();
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}
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// 把 teamId / activityId 写到 user-info 的 dataset 上，便于点击时读取
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function makeItem(team, price) {
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const { userId = '', targetCount, lockCount, validTimeCountdown } = team;
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// ① 脱敏统一用 common
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const maskedId = AppUtils.obfuscateUserId(userId);
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// ② 原逻辑
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const leftNum = Math.max(targetCount - lockCount, 0);
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const timeText = validTimeCountdown || '00:00:00';
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const div = document.createElement('div');
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div.className = 'user-item';
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div.innerHTML = `
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<div class="user-avatar"><i class="fas fa-user"></i></div>
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<div class="user-info"
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data-teamid="${team.teamId}"
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data-activityid="${team.activityId}">
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<div class="user-name">${maskedId}</div>
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<div class="user-status">
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仅剩 ${leftNum} 人成团
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<span class="countdown">${timeText}</span>
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</div>
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</div>
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<button class="buy-btn" data-price="${price}">参与拼团</button>
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`;
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return div;
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}
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/* =====================================================
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* 2. 拼单列表纵向轮播
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* =================================================== */
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function initUserMarquee(visibleCount = 3, interval = 3000, duration = 500) {
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const box = document.querySelector('.group-users');
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const listEl = userList;
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let originals = Array.from(listEl.children);
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const total = originals.length;
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if (total === 0) return;
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if (total <= visibleCount) {
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const h0 = originals[0].offsetHeight;
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box.style.height = (h0 * visibleCount) + 'px';
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return;
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}
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originals.forEach(item => listEl.appendChild(item.cloneNode(true)));
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const itemH = listEl.children[0].offsetHeight;
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box.style.height = (itemH * visibleCount) + 'px';
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let index = 0;
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let ticking = false;
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function step() {
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index++;
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listEl.style.transition = `transform ${duration}ms ease`;
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listEl.style.transform = `translateY(-${index * itemH}px)`;
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}
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listEl.addEventListener('transitionend', () => {
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ticking = false;
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if (index === total) {
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listEl.style.transition = 'none';
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listEl.style.transform = 'translateY(0)';
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index = 0;
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void listEl.offsetHeight;
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listEl.style.transition = `transform ${duration}ms ease`;
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}
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});
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const timer = setInterval(() => {
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if (!ticking) {
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ticking = true;
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step();
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}
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}, interval);
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listEl.addEventListener('mouseenter', () => clearInterval(timer));
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}
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/* =====================================================
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* 3. 倒计时
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* =================================================== */
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let countdownData = [];
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function initCountdown() {
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const els = document.querySelectorAll('.countdown');
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countdownData = Array.from(els).map(el => ({
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el,
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remain: toSec(el.textContent.trim())
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}));
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setInterval(tick, 1000);
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}
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const toSec = t => {
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if (!t.includes(':')) return 0;
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const [h='00', m='00', s='00'] = t.split(':');
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return +h*3600 + +m*60 + +s;
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};
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const fmt = n => String(n).padStart(2,'0');
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const format = s => `${fmt(s/3600|0)}:${fmt((s%3600)/60|0)}:${fmt(s%60)}`;
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function tick() {
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countdownData.forEach(c=>{
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if (c.remain > 0) {
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c.remain--;
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c.el.textContent = format(c.remain);
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if(!c.remain) expire(c.el);
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}
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});
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}
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function expire(el){
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el.textContent = '00:00:00';
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const item = el.closest('.user-item');
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item?.classList.add('expired');
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item?.querySelector('.buy-btn')?.setAttribute('disabled','disabled');
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}
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/* =====================================================
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* 4. 支付相关（统一从 AppConfig 取 IP）
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* =================================================== */
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const CREATE_PAY_API = `${AppConfig.sPayMallUrl}/api/v1/alipay/create_pay_order`;
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// 4.1 支付确认弹窗
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function showPaymentConfirm(price){
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if(document.querySelector('.payment-overlay')) return;
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const tpl = document.getElementById('tpl-payment');
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const overlay = tpl.content.firstElementChild.cloneNode(true);
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overlay.querySelector('#priceText').textContent = `￥${price}`;
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overlay.querySelector('.copyable').onclick = function(){
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navigator.clipboard.writeText(this.dataset.copy)
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.then(()=>alert('买家账号已复制到剪贴板'));
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};
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overlay.querySelector('.cancel-btn').onclick = ()=>{
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document.querySelectorAll('form').forEach(f=>f.remove());
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overlay.remove();
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};
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overlay.querySelector('.confirm-btn').onclick = ()=>{
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document.querySelector('form')?.submit();
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overlay.remove();
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};
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overlay.addEventListener('click',e=>{
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if(e.target===overlay) overlay.querySelector('.cancel-btn').click();
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});
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document.body.appendChild(overlay);
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}
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/* ---------- 4.2 单独购买 ---------- */
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btnSingle.addEventListener('click', () => {
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if (!AppUtils.getCookie('loginToken')) { location.href = 'login.html'; return; }
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fetch(CREATE_PAY_API, {
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method : 'POST',
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headers: { 'Content-Type': 'application/json' },
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body : JSON.stringify({
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userId : username,
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productId : AppConfig.goodsId,
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marketType: 0
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})
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})
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.then(r=>r.json())
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.then(json=>{
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if (json.code!=='0000') return alert(json.info||'下单失败');
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document.querySelectorAll('form').forEach(f=>f.remove());
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document.body.insertAdjacentHTML('beforeend', json.data);
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showPaymentConfirm(btnSingle.dataset.price);
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})
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.catch(console.error);
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});
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/* ---------- 4.3 开团购买 ---------- */
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btnGroup.addEventListener('click', () => {
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if (!AppUtils.getCookie('loginToken')) { location.href = 'login.html'; return; }
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fetch(CREATE_PAY_API, {
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method : 'POST',
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headers: { 'Content-Type': 'application/json' },
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body : JSON.stringify({
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userId : username,
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productId : AppConfig.goodsId,
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marketType: 1,
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activityId: activityId
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})
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})
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.then(r=>r.json())
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.then(json=>{
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if (json.code!=='0000') return alert(json.info||'下单失败');
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document.querySelectorAll('form').forEach(f=>f.remove());
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document.body.insertAdjacentHTML('beforeend', json.data);
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showPaymentConfirm(btnGroup.dataset.price);
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})
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.catch(console.error);
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});
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/* ---------- 4.4 参与拼团（ buy-btn ）---------- */
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document.body.addEventListener('click', e => {
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const joinBtn = e.target.closest('.buy-btn');
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if (!joinBtn) return;
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if (!AppUtils.getCookie('loginToken')) { location.href = 'login.html'; return; }
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const userInfo = joinBtn.closest('.user-item')?.querySelector('.user-info');
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const teamId = userInfo?.dataset.teamid;
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const actId = userInfo?.dataset.activityid || activityId;
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if (!teamId) { return alert('拼团信息已失效，请刷新页面'); }
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fetch(CREATE_PAY_API, {
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method : 'POST',
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headers: { 'Content-Type': 'application/json' },
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body : JSON.stringify({
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userId : username,
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productId : AppConfig.goodsId,
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teamId : teamId,
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activityId: actId,
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marketType: 1 // 参团
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})
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})
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.then(r=>r.json())
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.then(json=>{
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if (json.code!=='0000') return alert(json.info||'参团失败');
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document.querySelectorAll('form').forEach(f=>f.remove());
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document.body.insertAdjacentHTML('beforeend', json.data);
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showPaymentConfirm(joinBtn.dataset.price);
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})
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.catch(console.error);
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});
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/* ---------- 4.5 我的订单 ---------- */
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const ordersBtn = document.getElementById('btnOrders');
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if (ordersBtn) {
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ordersBtn.addEventListener('click', () => {
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const userId = username; // 已统一解析
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const target = `order-list.html${userId ? `?userId=${encodeURIComponent(userId)}` : ''}`;
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window.location.href = target;
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});
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}
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/* =====================================================
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* 5. 顶部横向轮播（原逻辑保留）
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* =================================================== */
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const wrapper = document.querySelector('.swiper-wrapper');
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const slides = [...wrapper.children];
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const pagination = document.querySelector('.swiper-pagination');
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const count = slides.length;
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let current = 0, startX = 0, dragging = false, timer;
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for (let i = 0; i < count; i++) {
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const dot = document.createElement('div');
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dot.className = 'swiper-dot' + (i===0?' active':'');
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dot.onclick = () => goTo(i);
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pagination.appendChild(dot);
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}
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const dots = pagination.children;
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const goTo = i => {
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current = (i+count)%count;
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wrapper.style.transition = 'transform .3s ease';
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wrapper.style.transform = `translateX(-${current*100}%)`;
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[...dots].forEach((d,j)=>d.classList.toggle('active',j===current));
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};
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const auto = () => { timer=setInterval(()=>goTo(current+1),3000); };
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const stop = () => clearInterval(timer);
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auto();
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const getX = e => e.touches?e.touches[0].clientX:e.clientX;
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const endSwipe = (e) => {
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if(!dragging) return; dragging=false;
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const diff=getX(e)-startX;
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const limit=wrapper.offsetWidth*0.15;
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if(diff> limit) goTo(current-1);
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else if(diff<-limit) goTo(current+1);
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else goTo(current);
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auto();
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};
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wrapper.addEventListener('pointerdown', e=>{
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stop(); dragging=true; startX=getX(e); wrapper.style.transition='none';
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});
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wrapper.addEventListener('pointermove', e=>{
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if(!dragging) return;
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const diff=getX(e)-startX;
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wrapper.style.transform=`translateX(calc(${-current*100}% + ${diff}px))`;
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});
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wrapper.addEventListener('pointerup',endSwipe);
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wrapper.addEventListener('pointercancel',endSwipe);
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wrapper.addEventListener('pointerleave',endSwipe);
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});
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