mirror of
https://gitee.com/myxzgzs/boyuehasfj-vue3-html.git
synced 2025-08-07 22:52:42 +08:00
455 lines
9.1 KiB
Vue
455 lines
9.1 KiB
Vue
<script setup lang="ts">
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import { ref, onMounted, watch } from 'vue';
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import QRCode from 'qrcode';
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const props = defineProps({
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title: {
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type: String,
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required: true
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},
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url: {
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type: String,
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required: true
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},
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id: {
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type: String,
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required: true
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}
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});
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const qrcodeEl = ref<HTMLElement | null>(null);
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const qrcodeImgUrl = ref('');
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const isLoading = ref(true);
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// 获取显示友好的URL
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const getDisplayUrl = (url: string): string => {
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try {
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// 从URL中提取完整URL，不再截断
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const urlObj = new URL(url);
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return url;
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} catch (e) {
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// 如果URL格式不正确，则显示完整URL
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return url;
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}
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};
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const generateQRCode = async (url: string) => {
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if (!url) {
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console.warn('QRCodeDisplay: URL 为空，无法生成二维码。');
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qrcodeImgUrl.value = ''; // 清空图片，显示备用文本
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return;
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}
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try {
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isLoading.value = true;
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console.log('QRCodeDisplay: 尝试生成二维码，URL:', url);
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qrcodeImgUrl.value = await QRCode.toDataURL(url, {
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width: 180,
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margin: 1,
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errorCorrectionLevel: 'H',
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color: {
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dark: '#000000',
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light: '#ffffff'
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}
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});
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console.log('QRCodeDisplay: 二维码生成成功，URL数据:', qrcodeImgUrl.value.substring(0, 50) + '...');
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} catch (error) {
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console.error('QRCodeDisplay: 生成二维码失败:', error);
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qrcodeImgUrl.value = `https://api.qrserver.com/v1/create-qr-code/?size=180x180&data=${encodeURIComponent(url)}`;
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console.log('QRCodeDisplay: 二维码生成失败，使用备用URL:', qrcodeImgUrl.value.substring(0, 50) + '...');
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} finally {
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isLoading.value = false;
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}
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};
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onMounted(() => {
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generateQRCode(props.url);
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});
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// 监听 props.url 的变化，并在变化时重新生成二维码
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watch(() => props.url, (newUrl) => {
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generateQRCode(newUrl);
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}, { immediate: true }); // immediate: true 确保在组件挂载时也立即执行一次
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const onDownload = () => {
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try {
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if (!qrcodeImgUrl.value) {
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throw new Error('二维码图片不存在');
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}
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// 创建下载链接
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const link = document.createElement('a');
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link.download = `${props.title}-${props.id}.png`;
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link.href = qrcodeImgUrl.value;
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document.body.appendChild(link);
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link.click();
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document.body.removeChild(link);
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} catch (error) {
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console.error('下载二维码失败:', error);
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alert('下载二维码失败，请稍后重试');
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}
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};
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</script>
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<template>
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<div class="qrcode-item">
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<div class="qrcode-wrapper">
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<div v-if="isLoading" class="loading-overlay">
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<div class="spinner"></div>
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</div>
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<div v-else class="qrcode">
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<img v-if="qrcodeImgUrl" :src="qrcodeImgUrl" :alt="title" />
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<p v-else class="qr-code-fallback">二维码加载失败</p>
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</div>
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</div>
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<div class="qrcode-info">
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<h4>{{ title }}</h4>
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<div class="qr-url-hint">{{ getDisplayUrl(url) }}</div>
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<div class="qrcode-controls">
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<div class="id-container">
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<span class="id-label">编号:</span>
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<span class="id-value" :title="id">{{ id }}</span>
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</div>
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<button @click="onDownload" class="btn-download" :title="`下载${title}二维码`">
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<span class="icon-download"></span>
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</button>
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</div>
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</div>
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</div>
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</template>
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<style scoped>
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.qrcode {
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width: 100%;
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height: 100%;
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: white;
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border-radius: 4px;
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overflow: hidden;
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}
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.qr-code-fallback {
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text-align: center;
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color: #999;
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font-size: 0.9em;
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}
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.qrcode img {
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max-width: 100%;
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height: auto;
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display: block;
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transition: transform 0.3s;
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}
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.qrcode-item {
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background-color: white;
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border-radius: 12px;
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padding: 1.5rem;
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box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
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transition: all 0.4s ease;
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max-width: 280px;
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display: flex;
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flex-direction: column;
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align-items: center;
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border: 1px solid #f0f0f0;
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position: relative;
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cursor: pointer;
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overflow: hidden;
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}
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.qrcode-item:hover {
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transform: translateY(-8px);
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box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
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border-color: rgba(0, 123, 255, 0.3);
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}
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.qrcode-item:hover::before {
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transform: translateY(0);
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}
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.qrcode-item::before {
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content: '';
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 4px;
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background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
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transform: translateY(-100%);
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transition: transform 0.3s ease;
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}
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.qrcode-item:hover::after {
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opacity: 1;
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}
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.qrcode-item::after {
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content: '扫码访问';
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position: absolute;
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top: -10px;
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right: -10px;
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background-color: var(--color-primary);
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color: white;
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font-size: 0.75rem;
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padding: 0.3rem 0.8rem;
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border-radius: 20px;
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opacity: 0;
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transition: opacity 0.3s, transform 0.3s;
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z-index: 2;
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box-shadow: 0 3px 6px rgba(0, 123, 255, 0.2);
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}
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.qrcode-item:hover::after {
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transform: translateY(5px);
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}
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.qrcode-wrapper {
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width: 160px;
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height: 160px;
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position: relative;
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margin-bottom: 1rem;
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display: flex;
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justify-content: center;
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align-items: center;
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border: 1px dashed #eee;
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border-radius: 4px;
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padding: 5px;
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background-color: #fafafa;
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}
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.loading-overlay {
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position: absolute;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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display: flex;
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justify-content: center;
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align-items: center;
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background-color: rgba(255, 255, 255, 0.9);
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border-radius: 4px;
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}
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.spinner {
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width: 40px;
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height: 40px;
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border: 3px solid rgba(0, 0, 0, 0.1);
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border-radius: 50%;
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border-top-color: var(--color-primary);
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animation: spin 1s ease-in-out infinite;
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}
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@keyframes spin {
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to { transform: rotate(360deg); }
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}
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.qrcode-info {
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width: 100%;
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text-align: center;
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}
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.qrcode-info h4 {
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margin: 0 0 0.5rem;
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font-size: 1.1rem;
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font-weight: 600;
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color: var(--color-text);
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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}
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.qrcode-controls {
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display: flex;
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justify-content: space-between;
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align-items: center;
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font-size: 0.85rem;
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color: var(--color-text-light);
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background-color: #f8f9fa;
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padding: 0.5rem 0.8rem;
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border-radius: 30px;
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margin-top: 0.8rem;
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width: 100%;
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box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
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transition: all 0.3s;
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}
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.qrcode-item:hover .qrcode-controls {
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background-color: #f0f8ff;
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box-shadow: 0 2px 8px rgba(0, 123, 255, 0.1);
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}
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.qr-url-hint {
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font-size: 0.8rem;
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color: var(--color-text-light);
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margin-bottom: 0.5rem;
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word-break: break-all;
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max-width: 100%;
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overflow: hidden;
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text-overflow: ellipsis;
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background-color: #f8f9fa;
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padding: 0.3rem 0.5rem;
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border-radius: 4px;
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text-align: left;
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max-height: 3.5rem;
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overflow-y: auto;
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margin-bottom: 0.8rem;
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}
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.id-container {
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display: flex;
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align-items: center;
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width: 70%;
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overflow: hidden;
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}
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.id-label {
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flex-shrink: 0;
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margin-right: 0.3rem;
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}
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.id-value {
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flex-grow: 1;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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max-width: 80%;
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}
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.btn-download {
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background-color: transparent;
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border: 1px solid var(--color-primary);
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border-radius: 50%;
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cursor: pointer;
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padding: 0.4rem;
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width: 28px;
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height: 28px;
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color: var(--color-primary);
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transition: all 0.3s;
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display: flex;
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align-items: center;
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justify-content: center;
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margin-left: 5px;
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position: relative;
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overflow: hidden;
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}
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.btn-download::before {
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content: '';
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background-color: var(--color-primary);
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transform: translateY(100%);
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transition: transform 0.3s ease;
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z-index: -1;
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}
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.btn-download:hover {
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color: white;
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transform: scale(1.1);
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box-shadow: 0 3px 6px rgba(0, 123, 255, 0.3);
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}
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.btn-download:hover::before {
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transform: translateY(0);
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}
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.btn-download:active {
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transform: scale(0.95);
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}
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.icon-download {
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position: relative;
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width: 18px;
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height: 18px;
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}
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.icon-download::before {
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content: '';
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position: absolute;
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top: 0;
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left: 50%;
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transform: translateX(-50%);
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width: 10px;
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height: 12px;
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border: 2px solid currentColor;
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border-bottom: none;
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}
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.icon-download::after {
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content: '';
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position: absolute;
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bottom: 0;
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left: 50%;
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transform: translateX(-50%);
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width: 0;
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height: 0;
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border-left: 5px solid transparent;
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border-right: 5px solid transparent;
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border-top: 8px solid currentColor;
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}
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@media (min-width: 1200px) {
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.qrcode-item {
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max-width: 300px;
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}
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.qrcode-wrapper {
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width: 180px;
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height: 180px;
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}
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.qrcode-info h4 {
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font-size: 1.2rem;
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margin-bottom: 0.8rem;
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}
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}
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@media (max-width: 992px) {
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.qrcode-item {
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max-width: 280px;
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}
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.qrcode-wrapper {
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width: 160px;
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height: 160px;
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}
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}
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@media (max-width: 576px) {
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.qrcode-item {
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max-width: 250px;
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padding: 0.8rem;
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}
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.qrcode-wrapper {
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width: 140px;
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height: 140px;
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margin-bottom: 0.8rem;
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}
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.qrcode-info h4 {
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font-size: 0.9rem;
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margin-bottom: 0.3rem;
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}
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.qrcode-controls {
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font-size: 0.75rem;
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}
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}
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@media (max-width: 360px) {
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.qrcode-item {
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max-width: 200px;
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padding: 0.7rem;
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}
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.qrcode-wrapper {
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width: 130px;
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height: 130px;
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}
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}
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</style> |