35 lines
1.7 KiB
JavaScript
35 lines
1.7 KiB
JavaScript
document.addEventListener('click', async (event) => {
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const button = event.target.closest('[data-airport-coupon]');
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if (!button) return;
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const status = button.closest('.airport-recommendations').querySelector('.airport-copy-status');
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try {
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let copied = false;
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if (navigator.clipboard?.writeText) {
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try { await navigator.clipboard.writeText(button.dataset.airportCoupon); copied = true; } catch { /* Try the user-activated fallback below. */ }
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}
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if (!copied) {
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const field = document.createElement('textarea');
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field.value = button.dataset.airportCoupon;
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field.setAttribute('readonly', '');
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field.style.cssText = 'position:fixed;left:-9999px;top:0';
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document.body.append(field);
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try { field.select(); copied = document.execCommand('copy'); }
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finally { field.remove(); button.focus({preventScroll:true}); }
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}
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if (!copied) throw new Error('Copy unavailable');
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status.textContent = '优惠码已复制';
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button.classList.add('is-copied');
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button.setAttribute('aria-label', '优惠码已复制');
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window.setTimeout(() => {
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button.classList.remove('is-copied');
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button.setAttribute('aria-label', `复制优惠码 ${button.dataset.airportCoupon}`);
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}, 2000);
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} catch {
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const selection = window.getSelection();
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const range = document.createRange();
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range.selectNodeContents(button.querySelector('span'));
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selection.removeAllRanges(); selection.addRange(range);
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status.textContent = '已选中优惠码，请长按或使用复制快捷键';
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}
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});
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