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131 lines
3.6 KiB
131 lines
3.6 KiB
import 'package:get/get.dart';
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import 'dart:async';
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import 'dart:io';
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import 'package:flutter/material.dart';
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import '../../../data/services/voice_interaction_service.dart';
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enum ConnectStatus {
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initial, // 初始状态，显示添加设备
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searching, // 搜索中
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connected, // 连接成功
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failed // 连接失败
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}
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class HomeController extends GetxController {
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static HomeController get to => Get.find();
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final _connectStatus = ConnectStatus.initial.obs;
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final _searchDots = ''.obs;
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Timer? _animationTimer;
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bool _isDisposed = false;
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ConnectStatus get connectStatus => _connectStatus.value;
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String get searchDots => _searchDots.value;
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@override
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void onInit() {
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super.onInit();
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_connectStatus.value = ConnectStatus.initial;
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VoiceInteractionService.to.initialize();
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}
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@override
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void onClose() {
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_isDisposed = true;
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stopSearchingAnimation();
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super.onClose();
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}
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void startSearchingAnimation() {
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stopSearchingAnimation(); // Clear any existing timer
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if (_isDisposed) return;
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int count = 0;
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_animationTimer = Timer.periodic(const Duration(milliseconds: 500), (timer) {
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if (_isDisposed || _connectStatus.value != ConnectStatus.searching) {
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timer.cancel();
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return;
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}
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count = (count + 1) % 4;
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_searchDots.value = '.' * count;
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});
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}
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void stopSearchingAnimation() {
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_animationTimer?.cancel();
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_animationTimer = null;
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if (!_isDisposed) {
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_searchDots.value = '';
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}
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}
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Future<void> connectDevice() async {
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if (_connectStatus.value == ConnectStatus.searching) return;
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_connectStatus.value = ConnectStatus.searching;
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startSearchingAnimation();
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try {
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// 模拟搜索和连接过程
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await Future.delayed(const Duration(seconds: 3));
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if (_isDisposed) return; // Check if controller is disposed
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// 模拟随机成功或失败
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if (DateTime.now().millisecondsSinceEpoch % 2 == 0) {
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_connectStatus.value = ConnectStatus.connected;
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if (!_isDisposed) {
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await Future.delayed(const Duration(seconds: 2)); // 显示成功状态2秒
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Get.snackbar(
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'Success',
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'Device connected successfully',
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snackPosition: SnackPosition.TOP,
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backgroundColor: Colors.green.withOpacity(0.1),
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colorText: Colors.green,
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duration: const Duration(seconds: 3),
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);
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}
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} else {
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_connectStatus.value = ConnectStatus.failed;
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}
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} catch (e) {
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if (!_isDisposed) {
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_connectStatus.value = ConnectStatus.failed;
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Get.snackbar(
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'Error',
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'Failed to connect to device',
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snackPosition: SnackPosition.TOP,
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backgroundColor: Colors.red.withOpacity(0.1),
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colorText: Colors.red,
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duration: const Duration(seconds: 3),
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);
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}
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} finally {
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if (!_isDisposed && _connectStatus.value == ConnectStatus.searching) {
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stopSearchingAnimation();
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_connectStatus.value = ConnectStatus.failed;
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}
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}
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}
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void retryConnect() {
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if (_isDisposed) return;
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_connectStatus.value = ConnectStatus.initial;
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connectDevice();
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}
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void disconnectDevice() {
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if (_isDisposed) return;
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_connectStatus.value = ConnectStatus.initial;
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Get.snackbar(
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'Disconnected',
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'Device has been disconnected',
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snackPosition: SnackPosition.TOP,
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backgroundColor: Colors.blue.withOpacity(0.1),
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colorText: Colors.blue,
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duration: const Duration(seconds: 3),
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);
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}
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}
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