import 'package:flutter/material.dart';
import 'package:flutter_common/widget/common_widget.dart';
import 'package:intl/intl.dart';

class Welcome extends StatefulWidget {
  const Welcome({super.key});

  @override
  State<Welcome> createState() => _WelcomeState();
}

class _WelcomeState extends State<Welcome> {
  @override
  void initState() {
    super.initState();
  }

  String _formatCurrentDate() {
    final now = DateTime.now();
    return "${DateFormat('yyyy年MM月dd日').format(now)} ${_getWeekday(now.weekday)}";
  }

  // 数字星期转中文
  String _getWeekday(int weekday) {
    const weekdays = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
    return weekdays[weekday - 1];
  }

  String getGreeting() {
    int hour = DateTime.now().hour;

    if (hour >= 5 && hour < 12) {
      return '早上好';
    } else if (hour >= 12 && hour < 18) {
      return '下午好';
    } else {
      return '晚上好';
    }
  }

  @override
  Widget build(BuildContext context) {
    return CommonCard(
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Text(
                getGreeting(),
                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
              ),
              const SizedBox(height: 4),
              Text(
                '今天是 ${_formatCurrentDate()}',
                style: const TextStyle(fontSize: 12, color: Colors.grey),
              ),
            ],
          )
        ],
      ),
    );
  }
}