830 lines
25 KiB
Dart
830 lines
25 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'package:flutter/foundation.dart' show kIsWeb;
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import 'package:flutter/material.dart';
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import 'package:flutter_blue_plus/flutter_blue_plus.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import 'package:google_fonts/google_fonts.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import '../core/services/ble_provisioning_service.dart';
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import '../features/device/data/datasources/device_remote_data_source.dart';
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import '../features/device/presentation/controllers/device_controller.dart';
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import '../widgets/animated_gradient_background.dart';
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import '../widgets/gradient_button.dart';
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import '../widgets/glass_dialog.dart';
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/// 设备类型
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enum DeviceType { plush, badgeAi, badge }
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/// 模拟设备数据模型
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class MockDevice {
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final String sn;
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final String name;
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final String macAddress;
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final DeviceType type;
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final bool hasAI;
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final bool isNetworkRequired;
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final BluetoothDevice? bleDevice;
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const MockDevice({
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required this.sn,
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required this.name,
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required this.macAddress,
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required this.type,
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required this.hasAI,
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this.isNetworkRequired = true,
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this.bleDevice,
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});
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String get iconPath {
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switch (type) {
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case DeviceType.plush:
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return 'assets/www/icons/pixel-capybara.svg';
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case DeviceType.badgeAi:
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return 'assets/www/icons/pixel-badge-ai.svg';
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case DeviceType.badge:
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return 'assets/www/icons/pixel-badge-basic.svg';
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}
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}
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String get typeLabel {
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switch (type) {
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case DeviceType.plush:
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return '毛绒机芯';
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case DeviceType.badgeAi:
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return 'AI电子吧唧';
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case DeviceType.badge:
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return '普通电子吧唧';
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}
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}
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}
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/// 蓝牙搜索页面
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class BluetoothPage extends ConsumerStatefulWidget {
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const BluetoothPage({super.key});
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@override
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ConsumerState<BluetoothPage> createState() => _BluetoothPageState();
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}
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class _BluetoothPageState extends ConsumerState<BluetoothPage>
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with TickerProviderStateMixin {
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/// Airhub 设备名前缀（硬件广播格式: Airhub_ + MAC）
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static const _airhubPrefix = 'Airhub_';
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// 状态
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bool _isSearching = true;
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bool _isBluetoothOn = false;
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List<MockDevice> _devices = [];
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int _currentIndex = 0;
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// 已查询过的 MAC → 设备信息缓存（避免重复调 API）
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final Map<String, Map<String, dynamic>> _macInfoCache = {};
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// 动画控制器
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late AnimationController _searchAnimController;
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// 滚轮控制器
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late FixedExtentScrollController _wheelController;
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// 蓝牙订阅
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StreamSubscription<BluetoothAdapterState>? _bluetoothSubscription;
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StreamSubscription<List<ScanResult>>? _scanSubscription;
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// 是否已弹过蓝牙关闭提示（避免重复弹窗）
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bool _hasShownBluetoothDialog = false;
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@override
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void initState() {
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super.initState();
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// 搜索动画 (神秘盒子浮动) - 800ms 周期，2s 搜索内可完成多次弹跳
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_searchAnimController = AnimationController(
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duration: const Duration(milliseconds: 800),
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vsync: this,
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)..repeat(reverse: true);
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// 滚轮控制器
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_wheelController = FixedExtentScrollController(initialItem: _currentIndex);
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// 监听蓝牙适配器状态
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_listenBluetoothState();
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}
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@override
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void dispose() {
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_bluetoothSubscription?.cancel();
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_scanSubscription?.cancel();
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FlutterBluePlus.stopScan();
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_searchAnimController.dispose();
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_wheelController.dispose();
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super.dispose();
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}
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/// 监听蓝牙适配器状态
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void _listenBluetoothState() {
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_bluetoothSubscription = FlutterBluePlus.adapterState.listen((state) {
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if (!mounted) return;
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final isOn = state == BluetoothAdapterState.on;
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setState(() => _isBluetoothOn = isOn);
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if (isOn) {
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_startSearch();
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} else if (state == BluetoothAdapterState.off) {
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FlutterBluePlus.stopScan();
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setState(() {
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_isSearching = false;
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_devices.clear();
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});
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if (!_hasShownBluetoothDialog) {
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_hasShownBluetoothDialog = true;
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (mounted) _showBluetoothOffDialog();
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});
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}
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}
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});
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}
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/// 从设备名中提取 MAC 地址（格式: Airhub_XXXXXXXXXXXX 或 Airhub_XX:XX:XX:XX:XX:XX）
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/// 返回标准格式 XX:XX:XX:XX:XX:XX（大写，带冒号），或 null
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String? _extractMacFromName(String bleName) {
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if (!bleName.startsWith(_airhubPrefix)) return null;
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final rawMac = bleName.substring(_airhubPrefix.length).trim();
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if (rawMac.isEmpty) return null;
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// 移除冒号/横杠，统一处理
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final hex = rawMac.replaceAll(RegExp(r'[:\-]'), '').toUpperCase();
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if (hex.length != 12 || !RegExp(r'^[0-9A-F]{12}$').hasMatch(hex)) {
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debugPrint('[BLE Scan] MAC 格式异常: $rawMac');
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return null;
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}
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// 转为 XX:XX:XX:XX:XX:XX
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return '${hex.substring(0, 2)}:${hex.substring(2, 4)}:${hex.substring(4, 6)}:'
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'${hex.substring(6, 8)}:${hex.substring(8, 10)}:${hex.substring(10, 12)}';
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}
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// 暂存扫描到但尚未完成 API 查询的 Airhub 设备 BLE 句柄
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final Map<String, BluetoothDevice> _pendingBleDevices = {};
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/// 开始 BLE 扫描（持续扫描，直到找到设备并完成 API 查询）
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Future<void> _startSearch() async {
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if (!_isBluetoothOn) {
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_showBluetoothOffDialog();
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return;
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}
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await _requestPermissions();
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if (!mounted) return;
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setState(() {
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_isSearching = true;
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_devices.clear();
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_currentIndex = 0;
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});
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_pendingBleDevices.clear();
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_scanSubscription?.cancel();
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_scanSubscription = FlutterBluePlus.onScanResults.listen((results) {
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if (!mounted) return;
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for (final r in results) {
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final name = r.device.platformName;
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if (name.isEmpty) continue;
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final mac = _extractMacFromName(name);
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if (mac == null) continue;
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// 记录 BLE 句柄
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_pendingBleDevices[mac] = r.device;
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// 如果没查过这个 MAC，发起 API 查询
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if (!_macInfoCache.containsKey(mac)) {
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_macInfoCache[mac] = {}; // 占位，避免重复查询
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_queryDeviceByMac(mac);
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}
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}
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});
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// 持续扫描（不设超时），由 _queryDeviceByMac 成功后停止
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await FlutterBluePlus.startScan(
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timeout: const Duration(seconds: 30),
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androidUsesFineLocation: true,
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);
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// 30 秒兜底超时：如果始终没找到设备
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if (mounted && _isSearching) {
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setState(() => _isSearching = false);
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}
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}
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/// 通过 MAC 调用后端 API 查询设备信息
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/// 查询成功后：添加设备到列表、停止扫描、结束搜索状态
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Future<void> _queryDeviceByMac(String mac) async {
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try {
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final dataSource = ref.read(deviceRemoteDataSourceProvider);
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debugPrint('[Bluetooth] queryByMac: $mac');
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final data = await dataSource.queryByMac(mac);
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debugPrint('[Bluetooth] queryByMac 返回: $data');
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if (!mounted) return;
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_macInfoCache[mac] = data;
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final deviceTypeName = data['device_type']?['name'] as String? ?? '';
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final sn = data['sn'] as String? ?? '';
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final isNetworkRequired = data['device_type']?['is_network_required'] as bool? ?? true;
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final bleDevice = _pendingBleDevices[mac];
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// API 返回了有效设备名 → 添加到列表
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final displayName = deviceTypeName.isNotEmpty ? deviceTypeName : 'Airhub 设备';
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setState(() {
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// 避免重复添加
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if (!_devices.any((d) => d.macAddress == mac)) {
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_devices.add(MockDevice(
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sn: sn,
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name: displayName,
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macAddress: mac,
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type: _inferDeviceType(displayName),
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hasAI: _inferHasAI(displayName),
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isNetworkRequired: isNetworkRequired,
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bleDevice: bleDevice,
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));
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}
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// 有设备了，结束搜索状态
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_isSearching = false;
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});
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// 停止扫描
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try { await FlutterBluePlus.stopScan(); } catch (_) {}
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debugPrint('[Bluetooth] 设备已就绪: $mac → $displayName');
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} catch (e) {
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debugPrint('[Bluetooth] queryByMac 失败($mac): $e');
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// API 查询失败时，用 BLE 名作为 fallback 也显示出来
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if (!mounted) return;
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final bleDevice = _pendingBleDevices[mac];
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setState(() {
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if (!_devices.any((d) => d.macAddress == mac)) {
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_devices.add(MockDevice(
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sn: '',
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name: '${_airhubPrefix}设备',
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macAddress: mac,
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type: DeviceType.plush,
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hasAI: true,
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bleDevice: bleDevice,
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));
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}
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_isSearching = false;
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});
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try { await FlutterBluePlus.stopScan(); } catch (_) {}
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}
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}
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/// 根据设备名称推断设备类型
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DeviceType _inferDeviceType(String name) {
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final lower = name.toLowerCase();
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if (lower.contains('plush') || lower.contains('卡皮巴拉') || lower.contains('机芯') || lower.contains('airhub')) {
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return DeviceType.plush;
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}
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if (lower.contains('ai') || lower.contains('智能')) {
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return DeviceType.badgeAi;
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}
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return DeviceType.badge;
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}
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/// 根据设备名称推断是否支持 AI
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bool _inferHasAI(String name) {
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final lower = name.toLowerCase();
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return lower.contains('ai') || lower.contains('plush') ||
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lower.contains('卡皮巴拉') || lower.contains('机芯') || lower.contains('智能') || lower.contains('airhub');
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}
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/// 请求蓝牙权限
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Future<void> _requestPermissions() async {
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try {
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if (Platform.isAndroid) {
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// Android 需要位置权限才能扫描 BLE
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await Permission.bluetoothScan.request();
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await Permission.bluetoothConnect.request();
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await Permission.location.request();
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} else {
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// iOS 只需蓝牙权限，不需要位置
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await Permission.bluetooth.request();
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}
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} catch (e) {
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debugPrint('[Bluetooth] 权限请求异常: $e');
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}
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}
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/// 蓝牙未开启弹窗
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void _showBluetoothOffDialog() {
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if (!mounted) return;
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showGlassDialog(
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context: context,
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title: '蓝牙未开启',
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description: '请开启蓝牙以搜索附近的设备',
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cancelText: '取消',
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confirmText: Platform.isAndroid ? '开启蓝牙' : '去设置',
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onConfirm: () {
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Navigator.of(context).pop();
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if (Platform.isAndroid) {
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// Android 可直接请求开启蓝牙
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FlutterBluePlus.turnOn();
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} else {
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// iOS 无法直接开启，引导到系统设置
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openAppSettings();
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}
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},
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);
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}
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bool _isConnecting = false;
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/// 连接设备
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Future<void> _handleConnect() async {
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if (_devices.isEmpty || _isConnecting) return;
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// 检查蓝牙状态
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if (!_isBluetoothOn) {
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_showBluetoothOffDialog();
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return;
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}
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final device = _devices[_currentIndex];
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debugPrint('[Bluetooth] 连接设备: sn=${device.sn}, mac=${device.macAddress}, needsNetwork=${device.isNetworkRequired}');
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if (!device.isNetworkRequired) {
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// 不需要联网 -> 直接去设备控制页
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context.go('/device-control');
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return;
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}
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// Web 环境：跳过 BLE 和 WiFi 配网，直接绑定设备
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if (kIsWeb) {
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debugPrint('[Bluetooth] Web 环境，直接绑定 sn=${device.sn}');
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setState(() => _isConnecting = true);
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if (device.sn.isNotEmpty) {
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await ref.read(deviceControllerProvider.notifier).bindDevice(device.sn);
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}
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if (!mounted) return;
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setState(() => _isConnecting = false);
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context.go('/device-control');
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return;
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}
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// 需要联网 -> BLE 连接后进入 WiFi 配网
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final bleDevice = device.bleDevice;
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if (bleDevice == null) {
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debugPrint('[Bluetooth] 无 BLE 句柄，无法连接');
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return;
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}
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setState(() => _isConnecting = true);
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// 连接前先停止扫描（iOS 上扫描和连接并发会冲突）
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try {
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await FlutterBluePlus.stopScan();
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} catch (_) {}
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await Future.delayed(const Duration(milliseconds: 300));
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final provService = BleProvisioningService();
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final ok = await provService.connect(bleDevice);
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if (!mounted) return;
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setState(() => _isConnecting = false);
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if (!ok) {
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showGlassDialog(
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context: context,
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title: '连接失败',
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description: '无法连接到设备，请确认设备已开机并靠近手机',
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confirmText: '确定',
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onConfirm: () => Navigator.of(context).pop(),
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);
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return;
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}
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// BLE 连接成功，跳转 WiFi 配网页并传递 service
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context.go('/wifi-config', extra: {
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'provService': provService,
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'sn': device.sn,
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'name': device.name,
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'mac': device.macAddress,
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'type': device.type.name,
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});
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.white,
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body: Stack(
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children: [
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// 渐变背景
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_buildGradientBackground(),
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// 内容
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SafeArea(
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child: Column(
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children: [
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// Header
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_buildHeader(),
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// 设备数量提示
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_buildCountLabel(),
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// 主内容区域
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Expanded(
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child: _isSearching
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? _buildSearchingState()
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: _buildDeviceCards(),
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),
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// Footer
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_buildFooter(),
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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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/// 渐变背景
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Widget _buildGradientBackground() {
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return const AnimatedGradientBackground();
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}
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/// Header - HTML: padding 16px 20px (vertical horizontal)
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Widget _buildHeader() {
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
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child: Row(
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children: [
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// 返回按钮 - CSS: border-radius: 12px, bg: rgba(255,255,255,0.6), no border
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GestureDetector(
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onTap: () => context.go('/home'),
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child: Container(
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width: 40,
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height: 40,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(12), // Rounded square, not circle
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color: Colors.white.withOpacity(0.6),
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// No border per HTML
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),
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child: const Icon(
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Icons.arrow_back_ios_new,
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size: 18,
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color: Color(0xFF4B5563), // Gray per HTML, not purple
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),
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),
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),
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// 标题
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Expanded(
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child: Text(
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'搜索设备',
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textAlign: TextAlign.center,
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style: GoogleFonts.outfit(
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fontSize: 17,
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fontWeight: FontWeight.w600,
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color: const Color(0xFF1F2937),
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),
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),
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),
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// 占位
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const SizedBox(width: 40),
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],
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),
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);
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}
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/// 设备数量标签
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Widget _buildCountLabel() {
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return AnimatedOpacity(
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duration: const Duration(milliseconds: 300),
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opacity: _isSearching ? 0 : 1,
|
||
child: Container(
|
||
padding: const EdgeInsets.symmetric(vertical: 20),
|
||
child: _devices.isEmpty
|
||
? const SizedBox.shrink()
|
||
: Text.rich(
|
||
TextSpan(
|
||
text: '找到 ',
|
||
style: TextStyle(
|
||
fontSize: 14,
|
||
color: const Color(0xFF9CA3AF),
|
||
),
|
||
children: [
|
||
TextSpan(
|
||
text: '${_devices.length}',
|
||
style: TextStyle(
|
||
fontSize: 14,
|
||
fontWeight: FontWeight.w600,
|
||
color: const Color(0xFF8B5CF6),
|
||
),
|
||
),
|
||
TextSpan(
|
||
text: _devices.length > 1 ? ' 个设备 · 滑动切换' : ' 个设备',
|
||
),
|
||
],
|
||
),
|
||
textAlign: TextAlign.center,
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
/// 搜索中状态
|
||
Widget _buildSearchingState() {
|
||
return Center(
|
||
child: Column(
|
||
mainAxisAlignment: MainAxisAlignment.center,
|
||
children: [
|
||
// 神秘盒子动画
|
||
AnimatedBuilder(
|
||
animation: _searchAnimController,
|
||
builder: (context, child) {
|
||
return Transform.translate(
|
||
offset: Offset(0, -15 * _searchAnimController.value),
|
||
child: child,
|
||
);
|
||
},
|
||
// HTML: mystery-box is transparent, icon is 120x120 with amber drop-shadow
|
||
child: SvgPicture.asset(
|
||
'assets/www/icons/pixel-mystery-box.svg',
|
||
width: 120,
|
||
height: 120,
|
||
placeholderBuilder: (_) => Text(
|
||
'?',
|
||
style: GoogleFonts.outfit(
|
||
fontSize: 48,
|
||
fontWeight: FontWeight.w700,
|
||
color: const Color(0xFFF59E0B), // Amber color per HTML
|
||
),
|
||
),
|
||
),
|
||
),
|
||
const SizedBox(height: 24),
|
||
// 搜索状态文字
|
||
Text(
|
||
'正在搜索附近设备',
|
||
style: TextStyle(
|
||
fontSize: 16,
|
||
color: const Color(0xFF4B5563),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
|
||
/// 设备卡片区域 - 滚轮选择器风格
|
||
Widget _buildDeviceCards() {
|
||
if (_devices.isEmpty) {
|
||
return Center(
|
||
child: Text(
|
||
'未找到设备',
|
||
style: TextStyle(
|
||
fontSize: 16,
|
||
color: const Color(0xFF9CA3AF),
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
final itemExtent = 180.0;
|
||
|
||
return SizedBox(
|
||
height: MediaQuery.of(context).size.height * 0.46,
|
||
child: Stack(
|
||
children: [
|
||
// 滚轮视图 + ShaderMask 实现上下边缘渐隐
|
||
ShaderMask(
|
||
shaderCallback: (Rect rect) {
|
||
return const LinearGradient(
|
||
begin: Alignment.topCenter,
|
||
end: Alignment.bottomCenter,
|
||
colors: [
|
||
Colors.transparent,
|
||
Colors.black,
|
||
Colors.black,
|
||
Colors.transparent,
|
||
],
|
||
stops: [0.05, 0.38, 0.62, 0.95],
|
||
).createShader(rect);
|
||
},
|
||
blendMode: BlendMode.dstIn,
|
||
child: ListWheelScrollView.useDelegate(
|
||
controller: _wheelController,
|
||
itemExtent: itemExtent,
|
||
diameterRatio: 1.8,
|
||
perspective: 0.006,
|
||
physics: const FixedExtentScrollPhysics(),
|
||
onSelectedItemChanged: (index) {
|
||
setState(() => _currentIndex = index);
|
||
},
|
||
childDelegate: ListWheelChildBuilderDelegate(
|
||
childCount: _devices.length,
|
||
builder: (context, index) {
|
||
return AnimatedBuilder(
|
||
animation: _wheelController,
|
||
builder: (context, child) {
|
||
final offset = _wheelController.hasClients
|
||
? _wheelController.offset
|
||
: _currentIndex * itemExtent;
|
||
// 当前 item 中心与视口中心的距离
|
||
final distFromCenter =
|
||
(index * itemExtent - offset).abs();
|
||
// 归一化到 0~1 (0=居中, 1=远离)
|
||
final t = (distFromCenter / itemExtent).clamp(0.0, 1.5);
|
||
// 居中=1.0, 远离=0.65
|
||
final scale = 1.0 - (t * 0.25);
|
||
return Transform.scale(
|
||
scale: scale.clamp(0.65, 1.0),
|
||
child: child,
|
||
);
|
||
},
|
||
child: Center(child: _buildDeviceCard(_devices[index])),
|
||
);
|
||
},
|
||
),
|
||
),
|
||
),
|
||
// 右侧圆点指示器
|
||
if (_devices.length > 1)
|
||
Positioned(
|
||
right: 20,
|
||
top: 0,
|
||
bottom: 0,
|
||
child: Center(
|
||
child: Column(
|
||
mainAxisSize: MainAxisSize.min,
|
||
children: List.generate(
|
||
_devices.length,
|
||
(index) => _buildDot(index == _currentIndex),
|
||
),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
|
||
/// 单个设备卡片
|
||
Widget _buildDeviceCard(MockDevice device) {
|
||
return Column(
|
||
mainAxisSize: MainAxisSize.min,
|
||
children: [
|
||
// 图标 + AI 徽章
|
||
Stack(
|
||
clipBehavior: Clip.none,
|
||
children: [
|
||
// 设备图标 - HTML: no background wrapper, icon is 120x120
|
||
SizedBox(
|
||
width: 120,
|
||
height: 120,
|
||
child: _buildDeviceIcon(device),
|
||
),
|
||
// AI 徽章
|
||
if (device.hasAI)
|
||
Positioned(
|
||
top: -4,
|
||
right: -4,
|
||
child: Container(
|
||
padding: const EdgeInsets.symmetric(
|
||
horizontal: 8,
|
||
vertical: 4,
|
||
),
|
||
decoration: BoxDecoration(
|
||
gradient: const LinearGradient(
|
||
colors: [Color(0xFF8B5CF6), Color(0xFF6366F1)],
|
||
),
|
||
borderRadius: BorderRadius.circular(8),
|
||
boxShadow: [
|
||
BoxShadow(
|
||
color: const Color(0xFF8B5CF6).withOpacity(0.4),
|
||
offset: const Offset(0, 4),
|
||
blurRadius: 10,
|
||
),
|
||
],
|
||
),
|
||
child: Text(
|
||
'AI',
|
||
style: TextStyle(
|
||
fontSize: 11,
|
||
fontWeight: FontWeight.w700,
|
||
color: Colors.white,
|
||
),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
const SizedBox(height: 10),
|
||
// 设备名称
|
||
Text(
|
||
device.name,
|
||
style: GoogleFonts.outfit(
|
||
fontSize: 18,
|
||
fontWeight: FontWeight.w600,
|
||
color: const Color(0xFF1F2937),
|
||
),
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
/// 设备图标 - HTML: 120x120 per CSS .card-icon-img
|
||
Widget _buildDeviceIcon(MockDevice device) {
|
||
return SvgPicture.asset(
|
||
device.iconPath,
|
||
width: 120,
|
||
height: 120,
|
||
fit: BoxFit.contain,
|
||
placeholderBuilder: (_) {
|
||
IconData icon;
|
||
switch (device.type) {
|
||
case DeviceType.plush:
|
||
icon = Icons.pets;
|
||
case DeviceType.badgeAi:
|
||
icon = Icons.smart_toy;
|
||
case DeviceType.badge:
|
||
icon = Icons.badge;
|
||
}
|
||
return Icon(icon, size: 80, color: const Color(0xFF8B5CF6));
|
||
},
|
||
);
|
||
}
|
||
|
||
/// 指示器圆点
|
||
Widget _buildDot(bool isActive) {
|
||
return AnimatedContainer(
|
||
duration: const Duration(milliseconds: 300),
|
||
curve: Curves.easeOutCubic,
|
||
margin: const EdgeInsets.symmetric(vertical: 4),
|
||
width: 6,
|
||
height: isActive ? 18 : 6,
|
||
decoration: BoxDecoration(
|
||
color: isActive
|
||
? const Color(0xFF8B5CF6)
|
||
: const Color(0xFF8B5CF6).withOpacity(0.2),
|
||
borderRadius: BorderRadius.circular(isActive ? 3 : 3),
|
||
),
|
||
);
|
||
}
|
||
|
||
/// Footer - HTML: padding 20px 20px 60px, gap 16px, centered buttons
|
||
Widget _buildFooter() {
|
||
return Container(
|
||
padding: EdgeInsets.fromLTRB(
|
||
20, // HTML: 20px sides
|
||
20, // HTML: 20px top
|
||
20,
|
||
MediaQuery.of(context).padding.bottom + 60, // HTML: safe-area + 60px
|
||
),
|
||
child: Row(
|
||
mainAxisAlignment: MainAxisAlignment.center,
|
||
children: [
|
||
// 取消按钮 - HTML: frosted glass with border
|
||
GestureDetector(
|
||
onTap: () => context.go('/home'),
|
||
child: ClipRRect(
|
||
borderRadius: BorderRadius.circular(25),
|
||
child: Container(
|
||
padding: const EdgeInsets.symmetric(horizontal: 32, vertical: 14),
|
||
decoration: BoxDecoration(
|
||
color: Colors.white.withOpacity(0.8),
|
||
borderRadius: BorderRadius.circular(25),
|
||
border: Border.all(color: const Color(0xFFE5E7EB)),
|
||
),
|
||
child: Text(
|
||
_isSearching ? '取消搜索' : '取消',
|
||
style: const TextStyle(
|
||
|
||
fontSize: 16,
|
||
fontWeight: FontWeight.w500,
|
||
color: Color(0xFF6B7280),
|
||
),
|
||
),
|
||
),
|
||
),
|
||
),
|
||
// 连接按钮 (搜索完成后显示)
|
||
if (!_isSearching && _devices.isNotEmpty) ...[
|
||
const SizedBox(width: 16), // HTML: gap 16px
|
||
GradientButton(
|
||
text: _isConnecting ? '连接中...' : '连接设备',
|
||
width: 180,
|
||
height: 52,
|
||
onPressed: _isConnecting ? null : _handleConnect,
|
||
),
|
||
],
|
||
],
|
||
),
|
||
);
|
||
}
|
||
}
|