import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'dart:ui';
import '../controllers/explore_controller.dart';
import '../../../core/widgets/common_bottom_nav.dart';

class ExploreView extends GetView<ExploreController> {
  const ExploreView({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    final isDarkMode = Theme.of(context).brightness == Brightness.dark;

    return Scaffold(
      backgroundColor: isDarkMode ? Colors.black : Colors.grey[50],
      body: SafeArea(
        child: Column(
          children: [
            // 标题和搜索
            _buildHeaderAndSearch(isDarkMode),

            // 主要内容（可滚动）
            Expanded(
              child: SingleChildScrollView(
                physics: const BouncingScrollPhysics(),
                child: Padding(
                  padding: EdgeInsets.fromLTRB(16.w, 0, 16.w, 80.h),
                  child: Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    children: [
                      // 特色功能
                      Container(
                        height: 180.h,
                        decoration: BoxDecoration(
                          borderRadius: BorderRadius.circular(24.r),
                          boxShadow: [
                            BoxShadow(
                              color: Colors.black.withOpacity(0.2),
                              blurRadius: 10,
                              offset: const Offset(0, 4),
                            ),
                          ],
                        ),
                        child: PageView(
                          children: [
                            _buildFeaturedCard(
                              'assets/images/explore.png',
                              'exploreSlogan'.tr, // 智能耳机，无限可能
                              'exploreAi'.tr, // 探索DeepSound提供的AI功能
                            ),
                            _buildFeaturedCard(
                              'assets/images/explore1.png',
                              'exploreSlogan1'.tr, // 智能陪伴，无限可能
                              'exploreAi'.tr, // 探索DeepSound提供的AI功能
                            ),
                            _buildFeaturedCard(
                              'assets/images/explore2.jpg',
                              'exploreSlogan2'.tr, // 智能眼镜，无限可能
                              'exploreAi'.tr, // 探索DeepSound提供的AI功能
                            ),
                          ],
                        ),
                      ),

                      // AI功能列表
                      SizedBox(height: 24.h),
                      _buildAIFeaturesSection(isDarkMode),

                      // 热门功能场景
                      SizedBox(height: 24.h),
                      _buildFunctionScenesSection(isDarkMode),

                      // 新功能推荐
                      SizedBox(height: 24.h),
                      _buildNewFeatureSection(isDarkMode),
                    ],
                  ),
                ),
              ),
            ),
          ],
        ),
      ),
      bottomNavigationBar: const CommonBottomNav(currentIndex: 1),
    );
  }

  // 标题和搜索
  Widget _buildHeaderAndSearch(bool isDarkMode) {
    return Padding(
      padding: EdgeInsets.all(16.w),
      child: Column(
        children: [
          // 标题和菜单按钮
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              Text(
                'explore'.tr, // 发现
                style: TextStyle(
                  fontSize: 24.sp,
                  fontWeight: FontWeight.bold,
                  color: isDarkMode ? Colors.white : Colors.grey[800],
                ),
              ),
              Container(
                width: 32.w,
                height: 32.w,
                decoration: BoxDecoration(
                  color: isDarkMode
                      ? Colors.white.withOpacity(0.1)
                      : Colors.grey[200],
                  shape: BoxShape.circle,
                ),
                child: IconButton(
                  icon: Icon(
                    Icons.more_vert,
                    size: 16.sp,
                    color: isDarkMode ? Colors.white : Colors.grey[700],
                  ),
                  padding: EdgeInsets.zero,
                  onPressed: () {},
                ),
              ),
            ],
          ),

          // 搜索框
          SizedBox(height: 16.h),
          Container(
            decoration: BoxDecoration(
              color:
                  isDarkMode ? Colors.white.withOpacity(0.1) : Colors.grey[100],
              borderRadius: BorderRadius.circular(12.r),
            ),
            child: TextField(
              controller: controller.searchController,
              decoration: InputDecoration(
                hintText: 'searchAi'.tr, // 搜索AI功能...
                hintStyle: TextStyle(
                  fontSize: 14.sp,
                  color: isDarkMode ? Colors.grey[400] : Colors.grey[400],
                ),
                prefixIcon: Icon(
                  Icons.search,
                  size: 20.sp,
                  color: isDarkMode ? Colors.grey[400] : Colors.grey[400],
                ),
                border: InputBorder.none,
                contentPadding: EdgeInsets.symmetric(vertical: 12.h),
              ),
              textInputAction: TextInputAction.search,
              onSubmitted: (_) => controller.search(),
              style: TextStyle(
                color: isDarkMode ? Colors.white : Colors.black,
              ),
            ),
          ),
        ],
      ),
    );
  }

  // 特色功能卡片
  Widget _buildFeaturedCard(String image, String title, String description) {
    return Stack(
      children: [
        // 背景图片
        ClipRRect(
          borderRadius: BorderRadius.circular(24.r),
          child: Container(
            color: Colors.blue.shade900, // 预设颜色，图片加载失败时显示
            child: Image.asset(
              image,
              width: double.infinity,
              height: 180.h,
              fit: BoxFit.cover,
              errorBuilder: (context, error, stackTrace) {
                return Container(
                  color: Colors.blue.shade900,
                  width: double.infinity,
                  height: 180.h,
                  child: Icon(
                    Icons.image_not_supported,
                    color: Colors.white,
                    size: 40.sp,
                  ),
                );
              },
            ),
          ),
        ),

        // 渐变遮罩
        Container(
          decoration: BoxDecoration(
            borderRadius: BorderRadius.circular(24.r),
            gradient: LinearGradient(
              begin: Alignment.topCenter,
              end: Alignment.bottomCenter,
              colors: [
                Colors.black.withOpacity(0.1),
                Colors.black.withOpacity(0.6),
              ],
            ),
          ),
        ),

        // 文本内容
        Padding(
          padding: EdgeInsets.all(24.w),
          child: Column(
            mainAxisAlignment: MainAxisAlignment.end,
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Text(
                title,
                style: TextStyle(
                  fontSize: 22.sp,
                  fontWeight: FontWeight.bold,
                  color: Colors.white,
                ),
              ),
              SizedBox(height: 4.h),
              Text(
                description,
                style: TextStyle(
                  fontSize: 14.sp,
                  color: Colors.white.withOpacity(0.8),
                ),
              ),
            ],
          ),
        ),
      ],
    );
  }

  // AI功能部分
  Widget _buildAIFeaturesSection(bool isDarkMode) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text(
          'aiFunction'.tr, // AI功能
          style: TextStyle(
            fontSize: 18.sp,
            fontWeight: FontWeight.w600,
            color: isDarkMode ? Colors.white : Colors.grey[800],
          ),
        ),
        SizedBox(height: 16.h),
        GridView.builder(
          shrinkWrap: true,
          physics: const NeverScrollableScrollPhysics(),
          gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
            crossAxisCount: 2,
            crossAxisSpacing: 16.w,
            mainAxisSpacing: 16.h,
            childAspectRatio: 1.0,
          ),
          itemCount: controller.aiFeatures.length,
          itemBuilder: (context, index) {
            final feature = controller.aiFeatures[index];
            return _buildAIFeatureItem(feature, index, isDarkMode);
          },
        ),
      ],
    );
  }

  // AI功能项
  Widget _buildAIFeatureItem(AIFeature feature, int index, bool isDarkMode) {
    return GestureDetector(
      onTap: () => controller.onAIFeatureTap(index),
      child: Container(
        padding: EdgeInsets.all(20.w),
        decoration: BoxDecoration(
          gradient: LinearGradient(
            begin: Alignment.topLeft,
            end: Alignment.bottomRight,
            colors: [
              feature.startColor.withOpacity(isDarkMode ? 0.3 : 0.3),
              feature.endColor.withOpacity(isDarkMode ? 0.3 : 0.3),
            ],
          ),
          borderRadius: BorderRadius.circular(20.r),
          boxShadow: [
            BoxShadow(
              color: isDarkMode
                  ? Colors.black.withOpacity(0.2)
                  : Colors.grey.withOpacity(0.1),
              blurRadius: 8,
              offset: const Offset(0, 4),
            ),
          ],
        ),
        child: Stack(
          children: [
            // 图标圆圈
            Align(
              alignment: Alignment.topLeft,
              child: Container(
                width: 48.w,
                height: 48.w,
                decoration: BoxDecoration(
                  color: feature.iconColor.withOpacity(0.2),
                  shape: BoxShape.circle,
                ),
                child: Icon(
                  feature.icon,
                  size: 24.sp,
                  color: feature.iconColor,
                ),
              ),
            ),
            // 文本内容
            Padding(
              padding: EdgeInsets.only(top: 58.h),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisSize: MainAxisSize.min,
                children: [
                  // 标题
                  Text(
                    feature.title,
                    style: TextStyle(
                      fontSize: 16.sp,
                      fontWeight: FontWeight.w600,
                      color: isDarkMode ? Colors.white : Colors.grey[800],
                    ),
                    maxLines: 1,
                    overflow: TextOverflow.ellipsis,
                  ),
                  SizedBox(height: 4.h),
                  // 描述
                  Text(
                    feature.description,
                    style: TextStyle(
                      fontSize: 12.sp,
                      color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
                    ),
                    maxLines: 1,
                    overflow: TextOverflow.ellipsis,
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  // 热门功能场景部分
  Widget _buildFunctionScenesSection(bool isDarkMode) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text(
          'popularFunction'.tr, // 热门功能场景
          style: TextStyle(
            fontSize: 18.sp,
            fontWeight: FontWeight.w600,
            color: isDarkMode ? Colors.white : Colors.grey[800],
          ),
        ),
        SizedBox(height: 16.h),
        ListView.builder(
          shrinkWrap: true,
          physics: const NeverScrollableScrollPhysics(),
          itemCount: controller.functionScenes.length,
          itemBuilder: (context, index) {
            final scene = controller.functionScenes[index];
            return Padding(
              padding: EdgeInsets.only(bottom: 16.h),
              child: _buildFunctionSceneItem(scene, index, isDarkMode),
            );
          },
        ),
      ],
    );
  }

  // 功能场景项
  Widget _buildFunctionSceneItem(
      FunctionScene scene, int index, bool isDarkMode) {
    return GestureDetector(
      onTap: () => controller.onFunctionSceneTap(index),
      child: Container(
        padding: EdgeInsets.all(16.w),
        decoration: BoxDecoration(
          color: isDarkMode ? Colors.white.withOpacity(0.05) : Colors.grey[100],
          borderRadius: BorderRadius.circular(16.r),
          boxShadow: [
            BoxShadow(
              color: isDarkMode
                  ? Colors.black.withOpacity(0.2)
                  : Colors.grey.withOpacity(0.1),
              blurRadius: 4,
              offset: const Offset(0, 2),
            ),
          ],
        ),
        child: Row(
          children: [
            // 图标
            Container(
              width: 48.w,
              height: 48.w,
              decoration: BoxDecoration(
                gradient: LinearGradient(
                  begin: Alignment.topLeft,
                  end: Alignment.bottomRight,
                  colors: [
                    scene.startColor.withOpacity(isDarkMode ? 0.3 : 0.3),
                    scene.endColor.withOpacity(isDarkMode ? 0.3 : 0.3),
                  ],
                ),
                borderRadius: BorderRadius.circular(12.r),
              ),
              child: Icon(
                scene.icon,
                size: 24.sp,
                color: scene.iconColor,
              ),
            ),
            SizedBox(width: 16.w),

            // 文本内容
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    scene.title,
                    style: TextStyle(
                      fontSize: 16.sp,
                      fontWeight: FontWeight.w600,
                      color: isDarkMode ? Colors.white : Colors.grey[800],
                    ),
                  ),
                  SizedBox(height: 4.h),
                  Text(
                    scene.description,
                    style: TextStyle(
                      fontSize: 12.sp,
                      color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
                    ),
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  // 新功能推荐部分
  Widget _buildNewFeatureSection(bool isDarkMode) {
    return Container(
      padding: EdgeInsets.all(20.w),
      decoration: BoxDecoration(
        gradient: LinearGradient(
          begin: Alignment.topLeft,
          end: Alignment.bottomRight,
          colors: [
            const Color(0xFF9C27B0).withOpacity(isDarkMode ? 0.3 : 0.3),
            const Color(0xFFE91E63).withOpacity(isDarkMode ? 0.3 : 0.3),
          ],
        ),
        borderRadius: BorderRadius.circular(16.r),
        boxShadow: [
          BoxShadow(
            color: isDarkMode
                ? Colors.black.withOpacity(0.2)
                : Colors.grey.withOpacity(0.1),
            blurRadius: 8,
            offset: const Offset(0, 4),
          ),
        ],
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // 图标
          Container(
            width: 48.w,
            height: 48.w,
            decoration: BoxDecoration(
              color: const Color(0xFF9C27B0).withOpacity(0.2),
              borderRadius: BorderRadius.circular(12.r),
            ),
            child: Icon(
              Icons.lightbulb_outline,
              size: 24.sp,
              color: const Color(0xFF9C27B0),
            ),
          ),
          SizedBox(height: 16.h),

          // 标题
          Text(
            'aiSinger'.tr, // AI歌手模式
            style: TextStyle(
              fontSize: 20.sp,
              fontWeight: FontWeight.bold,
              color: isDarkMode ? Colors.white : Colors.grey[800],
            ),
          ),
          SizedBox(height: 8.h),

          // 描述
          Text(
            'aiSingerInfo'.tr, // 用你喜欢的歌手声音演唱任何歌曲，甚至是你自己创作的歌曲
            style: TextStyle(
              fontSize: 14.sp,
              color: isDarkMode ? Colors.grey[300] : Colors.grey[600],
            ),
          ),
          SizedBox(height: 16.h),

          // 按钮
          ElevatedButton(
            onPressed: controller.tryNewFeature,
            style: ElevatedButton.styleFrom(
              backgroundColor: isDarkMode
                  ? const Color(0xFF9C27B0)
                  : Colors.white.withOpacity(0.2),
              foregroundColor: Colors.white,
              padding: EdgeInsets.symmetric(horizontal: 20.w, vertical: 10.h),
              shape: RoundedRectangleBorder(
                borderRadius: BorderRadius.circular(12.r),
              ),
            ),
            child: Text(
              'tryNow'.tr, // 立即尝试
              style: TextStyle(
                fontSize: 14.sp,
                fontWeight: FontWeight.w500,
                color: isDarkMode ? Colors.white : Colors.grey[800],
              ),
            ),
          ),
        ],
      ),
    );
  }
}