starwork_flutter/lib/views/home/home_controller.dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:starwork_flutter/base/app_permission.dart';
import 'package:starwork_flutter/base/base_controller.dart';
import 'package:starwork_flutter/views/main/main_controller.dart';

class HomeController extends BaseController {
  final mainController = Get.find<MainController>();

  final isOpenNotificationPermission = false.obs;

  var carouselCurrentIndex = 0.obs;

  // 渐变颜色列表
  final List<Color> gradientColors = [
    const Color(0xFFBFCBEF),
    const Color(0xFFECBE9B),
  ];

  // 当前渐变颜色
  var currentGradientColor = const Color(0xFFBFCBEF).obs;

  @override
  void onInit() async {
    super.onInit();

    // 初始化加载
    _initializeData();

    // 监听轮播图切换，更新渐变颜色
    carouselCurrentIndex.listen((index) {
      updateGradientColor(index);
    });
  }

  // 初始化数据
  void _initializeData() async {
    // 检查通知权限
    isOpenNotificationPermission.value = await AppPermission.checkPermission(
      permission: Permission.notification,
    );
  }

  // 根据轮播图索引更新渐变颜色
  void updateGradientColor(int index) {
    if (index < gradientColors.length) {
      currentGradientColor.value = gradientColors[index];
    } else {
      // 如果索引超出颜色数量，使用模运算轮环
      currentGradientColor.value = gradientColors[index % gradientColors.length];
    }
  }

  // 首页刷新方法
  Future<void> refreshHome() async {
    // 模拟网络请求延迟
    await Future.delayed(const Duration(seconds: 1));
    _initializeData();
  }
}