109 lines
4.0 KiB
Plaintext
109 lines
4.0 KiB
Plaintext
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Aurora Admin · CodeInput</title>
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<link rel="stylesheet" href="../.design_library/aurora-admin/colors_and_type.css" />
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<link rel="stylesheet" href="./CodeInput.css" />
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</head>
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<body>
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<div class="aa-page">
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<h2 class="aa-h2">CodeInput 验证码输入</h2>
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<p class="aa-desc">用于短信验证码、一次性口令（OTP）输入，支持自动跳转、退格回退与粘贴填充。</p>
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<div class="aa-demo">
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<div class="aa-demo__title">基础用法（6 位）</div>
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<div class="aa-code" id="code1" data-length="6"></div>
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<div class="aa-code-tip" id="code1-tip"></div>
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</div>
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<div class="aa-demo">
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<div class="aa-demo__title">掩码模式 + 4 位</div>
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<div class="aa-code" id="code2" data-length="4" data-masked="1"></div>
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<div class="aa-code-tip" id="code2-tip"></div>
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</div>
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</div>
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<script>
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function initCode(root, tip) {
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var length = parseInt(root.dataset.length || '6', 10);
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var masked = root.dataset.masked === '1';
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var cells = [];
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var vals = new Array(length).fill('');
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for (var i = 0; i < length; i++) {
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var cell = document.createElement('div');
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cell.className = 'aa-code-cell' + (masked ? ' is-masked' : '');
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var input = document.createElement('input');
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input.className = 'aa-code-input';
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input.maxLength = 1;
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input.inputMode = 'numeric';
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input.setAttribute('aria-label', '验证码第 ' + (i + 1) + ' 位');
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cell.appendChild(input);
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root.appendChild(cell);
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cells.push(input);
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input.addEventListener('focus', function () { this.parentElement.classList.add('is-focus'); });
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input.addEventListener('blur', function () { this.parentElement.classList.remove('is-focus'); });
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input.addEventListener('input', function (e) {
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var idx = cells.indexOf(this);
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var ch = (e.target.value || '').slice(-1);
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vals[idx] = ch;
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this.value = ch;
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this.parentElement.classList.toggle('is-filled', !!ch);
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if (ch && idx < length - 1) cells[idx + 1].focus();
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emit();
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});
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input.addEventListener('keydown', function (e) {
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var idx = cells.indexOf(this);
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if (e.key === 'Backspace') {
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e.preventDefault();
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if (vals[idx]) {
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vals[idx] = '';
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this.value = '';
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this.parentElement.classList.remove('is-filled');
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} else if (idx > 0) {
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vals[idx - 1] = '';
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cells[idx - 1].value = '';
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cells[idx - 1].parentElement.classList.remove('is-filled');
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cells[idx - 1].focus();
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}
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emit();
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} else if (e.key === 'ArrowLeft' && idx > 0) {
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cells[idx - 1].focus();
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} else if (e.key === 'ArrowRight' && idx < length - 1) {
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cells[idx + 1].focus();
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}
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});
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input.addEventListener('paste', function (e) {
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e.preventDefault();
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var text = (e.clipboardData || window.clipboardData).getData('text') || '';
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var digits = text.replace(/\D/g, '').slice(0, length);
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for (var k = 0; k < length; k++) {
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vals[k] = digits[k] || '';
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cells[k].value = digits[k] || '';
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cells[k].parentElement.classList.toggle('is-filled', !!digits[k]);
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}
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var next = Math.min(digits.length, length - 1);
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cells[next].focus();
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emit();
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});
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}
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function emit() {
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var code = vals.join('');
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tip.textContent = code.length === length ? '已输入完成：' + code : '';
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root.dispatchEvent(new CustomEvent('change', { detail: code }));
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}
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}
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initCode(document.getElementById('code1'), document.getElementById('code1-tip'));
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initCode(document.getElementById('code2'), document.getElementById('code2-tip'));
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</script>
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</body>
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</html>
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