// server_tile.dart — 服务器列表行
import 'package:flutter/material.dart';
import '../pangolin_theme.dart';
import 'country_code.dart';
import 'pangolin_icons.dart';

class ServerInfo {
  const ServerInfo({
    required this.code,
    required this.name,
    required this.sub,
    required this.ping,
    this.nodeId = '',
  });

  final String code, name, sub;
  final int ping;

  /// 控制面节点 ID，对应 POST /v1/nodes/:nodeId/connect 路径参数。
  /// 留空时降级为使用 [code] 小写值（仅限 mock 联调）。
  final String nodeId;

  String get effectiveNodeId => nodeId.isEmpty ? code.toLowerCase() : nodeId;
}

class ServerTile extends StatelessWidget {
  const ServerTile({super.key, required this.server, this.active = false, this.onTap});
  final ServerInfo server;
  final bool active;
  final VoidCallback? onTap;

  @override
  Widget build(BuildContext context) {
    final c = context.pangolin;
    return InkWell(
      onTap: onTap,
      child: Container(
        color: active ? c.accentSubtle : Colors.transparent,
        padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 12),
        child: Row(
          children: [
            CountryCode(code: server.code, active: active),
            const SizedBox(width: 13),
            Expanded(
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(server.name, style: PangolinText.sm.copyWith(color: c.fg1, fontWeight: FontWeight.w600, fontSize: 15)),
                  const SizedBox(height: 2),
                  Text(server.sub, style: PangolinText.caption.copyWith(color: c.fg3, fontWeight: FontWeight.w400)),
                ],
              ),
            ),
            Text('${server.ping}ms', style: PangolinText.mono.copyWith(color: c.fg2, fontSize: 12)),
            const SizedBox(width: 8),
            SignalBars(ping: server.ping),
            if (active) ...[const SizedBox(width: 10), Icon(PangolinIcons.check, size: 18, color: c.accent)],
          ],
        ),
      ),
    );
  }
}