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255 lines
5.2 KiB
255 lines
5.2 KiB
<template>
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<view class="qrcode-container">
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<navbar title="店铺二维码" leftClick @leftClick="$utils.navigateBack"/>
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<!-- 加载状态 -->
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<view class="loading-container" v-if="loading">
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<view class="loading-spinner"></view>
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<text class="loading-text">加载中...</text>
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</view>
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<!-- 二维码图片 -->
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<view class="qrcode-wrapper" v-if="qrCodeUrl">
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<image
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class="qrcode-image"
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:src="qrCodeUrl"
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mode="aspectFit"
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@load="imageLoaded"
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@error="imageError"
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@longpress="saveImage"
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></image>
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<text class="qrcode-tip" v-if="!loading && qrCodeUrl">扫描二维码查看店铺详情</text>
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<text class="save-tip" v-if="!loading && qrCodeUrl">长按图片可保存到相册</text>
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</view>
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<!-- 错误状态 -->
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<view class="error-container" v-if="!loading && !qrCodeUrl && hasError">
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<text class="error-text">二维码加载失败，请重试</text>
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<button class="retry-button" @click="loadQrCode">重新加载</button>
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</view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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shopId: '',
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qrCodeUrl: '',
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loading: true,
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hasError: false,
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}
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},
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onLoad(options) {
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if (options.id) {
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this.shopId = options.id;
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this.loadQrCode();
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} else {
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this.loading = false;
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this.hasError = true;
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uni.showToast({
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title: '缺少店铺ID参数',
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icon: 'none'
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});
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}
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},
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methods: {
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// 加载二维码
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loadQrCode() {
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if (!this.shopId) return;
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this.loading = true;
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this.hasError = false;
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// 直接使用图片链接请求二维码
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this.qrCodeUrl = `${this.$config.baseUrl}/city/shop/shopQrCode?id=${this.shopId}`;
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// 由于image标签会自动处理加载状态，我们在imageLoaded和imageError中处理状态变化
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},
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// 图片加载成功
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imageLoaded() {
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this.loading = false;
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},
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// 图片加载失败
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imageError() {
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this.loading = false;
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this.hasError = true;
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this.qrCodeUrl = '';
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uni.showToast({
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title: '二维码加载失败',
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icon: 'none'
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});
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},
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// 保存图片到相册
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saveImage() {
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if (!this.qrCodeUrl) return;
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uni.showLoading({
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title: '保存中...'
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});
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// 下载图片
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uni.downloadFile({
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url: this.qrCodeUrl,
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success: (res) => {
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if (res.statusCode === 200) {
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// 保存图片到相册
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uni.saveImageToPhotosAlbum({
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filePath: res.tempFilePath,
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success: () => {
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uni.hideLoading();
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uni.showToast({
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title: '保存成功',
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icon: 'success'
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});
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},
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fail: (err) => {
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uni.hideLoading();
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console.error('保存图片失败:', err);
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// 如果是用户拒绝授权导致的失败
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if (err.errMsg.indexOf('auth deny') >= 0 || err.errMsg.indexOf('authorize') >= 0) {
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this.showAuthModal();
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} else {
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uni.showToast({
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title: '保存失败',
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icon: 'none'
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});
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}
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}
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});
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} else {
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uni.hideLoading();
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uni.showToast({
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title: '图片下载失败',
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icon: 'none'
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});
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}
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},
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fail: () => {
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uni.hideLoading();
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uni.showToast({
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title: '图片下载失败',
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icon: 'none'
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});
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}
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});
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},
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// 显示授权提示弹窗
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showAuthModal() {
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uni.showModal({
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title: '提示',
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content: '保存图片需要您授权访问相册权限',
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confirmText: '去授权',
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cancelText: '取消',
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success: (res) => {
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if (res.confirm) {
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// 打开设置页面
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uni.openSetting({
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success: (settingRes) => {
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console.log('设置页面成功打开:', settingRes);
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}
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});
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}
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}
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});
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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.qrcode-container {
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display: flex;
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flex-direction: column;
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align-items: center;
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min-height: 100vh;
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background-color: #f5f5f5;
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padding: 30rpx;
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}
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.loading-container {
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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margin-top: 200rpx;
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.loading-spinner {
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width: 80rpx;
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height: 80rpx;
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border: 6rpx solid #f3f3f3;
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border-top: 6rpx solid #3B5CF0;
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border-radius: 50%;
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animation: spin 1s linear infinite;
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margin-bottom: 20rpx;
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}
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.loading-text {
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font-size: 28rpx;
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color: #666;
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}
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@keyframes spin {
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0% { transform: rotate(0deg); }
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100% { transform: rotate(360deg); }
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}
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}
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.qrcode-wrapper {
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display: flex;
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flex-direction: column;
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align-items: center;
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margin-top: 100rpx;
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background-color: #fff;
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padding: 40rpx;
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border-radius: 16rpx;
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box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.1);
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.qrcode-image {
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width: 500rpx;
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height: 500rpx;
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margin-bottom: 30rpx;
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}
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.qrcode-tip {
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font-size: 28rpx;
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color: #666;
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margin-top: 20rpx;
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}
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.save-tip {
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font-size: 24rpx;
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color: $uni-color-primary;
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margin-top: 10rpx;
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}
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}
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.error-container {
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display: flex;
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flex-direction: column;
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align-items: center;
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margin-top: 200rpx;
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.error-text {
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font-size: 28rpx;
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color: #999;
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margin-bottom: 30rpx;
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}
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.retry-button {
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background-color: #3B5CF0;
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color: #fff;
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font-size: 28rpx;
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padding: 16rpx 40rpx;
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border-radius: 40rpx;
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border: none;
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}
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}
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</style>
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