53 lines
1.8 KiB
Dart
53 lines
1.8 KiB
Dart
import 'dart:convert';
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import 'package:url_launcher/url_launcher.dart';
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class JDLauncher {
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/// 跳转京东店铺（App 优先）
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static Future<void> openShop(String shopUrlOrShortLink) async {
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final isShortLink = shopUrlOrShortLink.contains("3.cn");
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if (isShortLink) {
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// 如果是短链接，比如 https://3.cn/xxxxx，直接尝试打开即可
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await _launchJD(shopUrlOrShortLink);
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} else {
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// 如果是普通店铺链接，比如 https://mall.jd.com/index-xxxxxxx.html
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final jdAppUrl = _buildJDAppUrl("m", {"url": shopUrlOrShortLink});
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await _launchJD(jdAppUrl, fallbackUrl: shopUrlOrShortLink);
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}
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}
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/// 跳转京东商品详情页（传入 SKU）
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static Future<void> openProduct(String skuId) async {
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final webUrl = "https://item.jd.com/$skuId.html";
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final jdAppUrl = _buildJDAppUrl("productDetail", {"skuId": skuId});
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await _launchJD(jdAppUrl, fallbackUrl: webUrl);
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}
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/// 构建京东 App 的 scheme 跳转 URL
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static String _buildJDAppUrl(String des, Map<String, dynamic> extraParams) {
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final params = {
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"category": "jump",
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"des": des,
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...extraParams,
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};
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final encoded = Uri.encodeComponent(jsonEncode(params));
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return "openapp.jdmobile://virtual?params=$encoded";
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}
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/// 通用跳转逻辑（优先跳 App，失败跳网页）
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static Future<void> _launchJD(String url, {String? fallbackUrl}) async {
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try {
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final uri = Uri.parse(url);
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if (await canLaunchUrl(uri)) {
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await launchUrl(uri, mode: LaunchMode.externalApplication);
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} else if (fallbackUrl != null) {
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await launchUrl(Uri.parse(fallbackUrl), mode: LaunchMode.externalApplication);
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}
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} catch (_) {
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if (fallbackUrl != null) {
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await launchUrl(Uri.parse(fallbackUrl), mode: LaunchMode.externalApplication);
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}
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}
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}
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}
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