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';
import '../../../data/models/appconfig.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, 16.h, 16.w, 0.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/explore1.png',
                            //   'exploreSlogan1'.tr, // 智能陪伴，无限可能
                            //   'exploreAi'.tr, // 探索voitrans提供的AI功能
                            // ),
                            _buildFeaturedCard(
                              'assets/images/explore.png',
                              'exploreSlogan'.tr, // 智能耳机，无限可能
                              'exploreAi'.tr, // 探索voitrans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voitrans提供的AI功能
                            // ),
                          ],
                        ),
                      ),

                      // AI功能列表
                      SizedBox(height: 24.h),
                      AppConfig.hideAiAssistant
                          ? _buildSimplifiedAILayout(isDarkMode)
                          : _buildCustomAILayout(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: 20.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.analytics_outlined,
              //       size: 16.sp,
              //       color: isDarkMode ? Colors.white : Colors.grey[700],
              //     ),
              //     padding: EdgeInsets.zero,
              //     onPressed: controller.goToUsageStats,
              //   ),
              // ),
            ],
          ),
        ],
      ),
    );
  }

  // 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
        Positioned(
          bottom: 0,
          left: 0,
          right: 0,
          child: Padding(
            padding: EdgeInsets.all(24.w),
            child: Column(
              mainAxisSize: MainAxisSize.min, // 使用最小尺寸，避免占用过多空间
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                // 标题文本 - 支持多行显示
                Text(
                  title,
                  style: TextStyle(
                    fontSize: 22.sp,
                    fontWeight: FontWeight.bold,
                    color: Colors.white,
                    height: 1.2, // 设置行高，提升多行文本可读性
                  ),
                  softWrap: true, // 启用软换行
                  overflow: TextOverflow.visible, // 确保文本完全显示
                ),
                SizedBox(height: 6.h), // 稍微增加间距，适应多行布局
                // 描述文本 - 支持多行显示
                Text(
                  description,
                  style: TextStyle(
                    fontSize: 14.sp,
                    color: Colors.white.withOpacity(0.8),
                    height: 1.3, // 设置行高，提升多行文本可读性
                  ),
                  softWrap: true, // 启用软换行
                  overflow: TextOverflow.visible, // 确保文本完全显示
                ),
              ],
            ),
          ),
        ),
      ],
    );
  }

  // 自定义AI功能布局：2x2网格
  Widget _buildCustomAILayout(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),

        // 2x2网格布局
        Column(
          children: [
            // 上层：AI全能助手（左）和同声传译（右）
            Row(
              children: [
                // 左上角：AI全能助手
                Expanded(
                  child: AspectRatio(
                    aspectRatio: 1.0, // 正方形
                    child: _buildAIFeatureItem(
                      controller.aiFeatures[0],
                      0,
                      isDarkMode,
                    ),
                  ),
                ),

                SizedBox(width: 16.w),

                // 右上角：同声传译
                Expanded(
                  child: AspectRatio(
                    aspectRatio: 1.0, // 正方形
                    child: _buildAIFeatureItem(
                      controller.aiFeatures[1],
                      1,
                      isDarkMode,
                    ),
                  ),
                ),
              ],
            ),

            SizedBox(height: 16.h),

            // 下层：商务会议助手(占据一行)
            AspectRatio(
              aspectRatio: 2.0, // 正方形
              child: _buildAIFeatureItemWide(
                controller.aiFeatures[2],
                2,
                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: 2,
                    overflow: TextOverflow.ellipsis,
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  // AI功能项（宽版本）
  Widget _buildAIFeatureItemWide(
      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.withValues(alpha: isDarkMode ? 0.3 : 0.3),
              feature.endColor.withValues(alpha: isDarkMode ? 0.3 : 0.3),
            ],
          ),
          borderRadius: BorderRadius.circular(20.r),
          boxShadow: [
            BoxShadow(
              color: isDarkMode
                  ? Colors.black.withValues(alpha: 0.2)
                  : Colors.grey.withValues(alpha: 0.1),
              blurRadius: 8,
              offset: const Offset(0, 4),
            ),
          ],
        ),
        child: Row(
          children: [
            // 图标圆圈
            Container(
              width: 48.w,
              height: 48.w,
              decoration: BoxDecoration(
                color: feature.iconColor.withValues(alpha: 0.2),
                shape: BoxShape.circle,
              ),
              child: Icon(
                feature.icon,
                size: 24.sp,
                color: feature.iconColor,
              ),
            ),
            SizedBox(width: 16.w),
            // 文本内容
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  // 标题
                  Text(
                    feature.title,
                    style: TextStyle(
                      fontSize: 18.sp,
                      fontWeight: FontWeight.w600,
                      color: isDarkMode ? Colors.white : Colors.grey[800],
                    ),
                    maxLines: 2,
                    overflow: TextOverflow.ellipsis,
                  ),
                  SizedBox(height: 4.h),
                  // 描述
                  Text(
                    feature.description,
                    style: TextStyle(
                      fontSize: 14.sp,
                      color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
                    ),
                    maxLines: 2,
                    overflow: TextOverflow.ellipsis,
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  // 精简布局：隐藏"AI全能助手"，仅保留翻译 + 会议助手，上下堆叠 banner 卡
  // 复用 controller.aiFeatures 中索引 1（翻译）和 2（会议助手）的数据
  Widget _buildSimplifiedAILayout(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),
        // 翻译（banner 卡）
        _buildSimplifiedBannerCard(controller.aiFeatures[1], 1, isDarkMode),
        SizedBox(height: 12.h),
        // 会议助手（banner 卡）
        _buildSimplifiedBannerCard(controller.aiFeatures[2], 2, isDarkMode),
      ],
    );
  }

  // 精简布局下的 banner 卡（图标右上角，标题/描述左下角）
  Widget _buildSimplifiedBannerCard(
      AIFeature feature, int index, bool isDarkMode) {
    return GestureDetector(
      onTap: () => controller.onAIFeatureTap(index),
      child: Container(
        height: 130.h,
        padding: EdgeInsets.all(16.w),
        decoration: BoxDecoration(
          gradient: LinearGradient(
            begin: Alignment.topLeft,
            end: Alignment.bottomRight,
            colors: [
              feature.startColor.withOpacity(0.3),
              feature.endColor.withOpacity(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: [
            // 图标右上角
            Positioned(
              top: 0,
              right: 0,
              child: Container(
                width: 44.w,
                height: 44.w,
                decoration: BoxDecoration(
                  color: feature.iconColor.withOpacity(0.2),
                  shape: BoxShape.circle,
                ),
                child: Icon(
                  feature.icon,
                  size: 22.sp,
                  color: feature.iconColor,
                ),
              ),
            ),
            // 标题 + 描述左下角
            Align(
              alignment: Alignment.bottomLeft,
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisSize: MainAxisSize.min,
                children: [
                  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),
                  Text(
                    feature.description,
                    style: TextStyle(
                      fontSize: 12.sp,
                      color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
                    ),
                    maxLines: 2,
                    overflow: TextOverflow.ellipsis,
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }
}