import 'package:flutter/material.dart';
import 'package:remixicon/remixicon.dart';

class FeatureStatic extends StatelessWidget {
  const FeatureStatic({super.key});

  @override
  Widget build(BuildContext context) {
    final List<FeatureItem> items = [
      FeatureItem("视频陪学", "老师全程在线监督", RemixIcons.video_on_ai_line),
      FeatureItem("举手提问", "实时互动解答疑惑", RemixIcons.hand),
      FeatureItem("拍照题目", "快速上传问题截图", RemixIcons.camera_2_line),
      FeatureItem("文件共享", "支持PDF等多种格式", RemixIcons.upload_2_line),
    ];
    return Container(
      margin: EdgeInsets.only(top: 15),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        spacing: 15,
        children: [
          Text("核心功能", style: TextStyle(fontSize: 18)),
          GridView.builder(
            shrinkWrap: true,
            physics: NeverScrollableScrollPhysics(),
            gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
              crossAxisCount: 4,
              mainAxisSpacing: 15,
              crossAxisSpacing: 15,
              mainAxisExtent: 120
            ),
            itemBuilder: (_, index) {
              return Container(
                decoration: BoxDecoration(
                  color: Colors.white
                ),
              );
            },
            itemCount: items.length,
          ),
        ],
      ),
    );
  }
}

class FeatureItem {
  final String title;
  final String desc;
  final IconData icon;

  FeatureItem(this.title, this.desc, this.icon);
}