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

import '../../../../core/network/ws_client.dart';
import '../../domain/entities/game_entities.dart';

/// اوورلیِ روی صحنه‌ی Flame: آواتارِ بازیکنان با قابِ طلایی، نام، نشانِ رتبه،
/// شمارنده‌ی نوبت، تاجِ حاکم و تعدادِ کارت — به‌علاوه‌ی پنلِ امتیاز/حکم (بالا-چپ)،
/// نشانگرِ اتصال و دکمه‌ی خروج (بالا-راست) و دکمه‌ی گفتگو (پایین-راست).
/// همه‌ی چیدمان نسبت به اندازه‌ی صفحه است تا با کارت‌های Flame هم‌تراز بماند.
class TableHud extends StatelessWidget {
  final GameState s;
  final WsStatus connection;
  final VoidCallback onExit;
  final VoidCallback onChat;
  const TableHud({
    super.key,
    required this.s,
    required this.connection,
    required this.onExit,
    required this.onChat,
  });

  // مکانِ آواتارِ هر جایگاهِ نسبی (۰=پایین/شما، ۱=چپ، ۲=بالا، ۳=راست).
  static const _spots = {
    0: Alignment(0, 1.0),
    1: Alignment(-0.94, -0.08),
    2: Alignment(0, -0.92),
    3: Alignment(0.94, -0.08),
  };

  int _rel(int seat) => (seat - s.yourSeat + 4) % 4;

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(builder: (context, c) {
      final w = c.maxWidth;
      final avatarD = (w * 0.17).clamp(48.0, 84.0);
      return Stack(
        children: [
          for (final p in s.players)
            Align(
              alignment: _spots[_rel(p.seat)]!,
              child: Padding(
                padding: EdgeInsets.only(
                  bottom: _rel(p.seat) == 0 ? 2 : 0,
                  top: _rel(p.seat) == 2 ? 6 : 0,
                ),
                child: _PlayerSeat(
                  player: p,
                  diameter: avatarD,
                  isTurn: s.turn == p.seat,
                  isHakem: s.hakem == p.seat,
                  nameAbove: _rel(p.seat) == 2,
                  cardCount:
                      p.seat < s.handCounts.length ? s.handCounts[p.seat] : 0,
                  turnToken: '${s.turn}|${s.trick.length}|${s.phase}',
                  turnSeconds: s.turnTimeoutMs > 0 ? s.turnTimeoutMs / 1000 : 30,
                  showRing: s.phase == 'playing' || s.phase == 'choose_trump',
                ),
              ),
            ),
          Positioned(top: 8, left: 8, child: SafeArea(child: _scorePanel())),
          Positioned(
            top: 8,
            right: 8,
            child: SafeArea(child: _topRight(context)),
          ),
          Positioned(
            bottom: 16,
            right: 12,
            child: _RoundBtn(
              icon: Icons.chat_bubble,
              color: const Color(0xFF1E5FA8),
              onTap: onChat,
            ),
          ),
        ],
      );
    });
  }

  // پنلِ امتیاز (ما/حریف) + چیپِ حکم. امتیازِ تیمِ شما = scores[yourSeat%2].
  Widget _scorePanel() {
    final myTeam = s.yourSeat % 2;
    final mine = myTeam < s.scores.length ? s.scores[myTeam] : 0;
    final opp = (1 - myTeam) < s.scores.length ? s.scores[1 - myTeam] : 0;
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Container(
          padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 6),
          decoration: _panelDeco(),
          child: Row(
            children: [
              _scoreCol('ما', mine),
              Container(
                width: 1,
                height: 30,
                margin: const EdgeInsets.symmetric(horizontal: 12),
                color: const Color(0x33E9B949),
              ),
              _scoreCol('حریف', opp),
            ],
          ),
        ),
        const SizedBox(height: 6),
        _hokmChip(),
      ],
    );
  }

  Widget _scoreCol(String label, int v) => Column(
        children: [
          Text(label,
              style: const TextStyle(color: Color(0xFFE9B949), fontSize: 12)),
          Text('$v',
              style: const TextStyle(
                  color: Colors.white,
                  fontSize: 18,
                  fontWeight: FontWeight.bold)),
        ],
      );

  Widget _hokmChip() {
    final (glyph, color) = _trumpGlyph(s.trump);
    return Container(
      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 5),
      decoration: _panelDeco(),
      child: Row(
        mainAxisSize: MainAxisSize.min,
        children: [
          const Text('حکم',
              style: TextStyle(
                  color: Color(0xFFE9B949),
                  fontSize: 13,
                  fontWeight: FontWeight.bold)),
          const SizedBox(width: 6),
          Text(glyph, style: TextStyle(color: color, fontSize: 18)),
        ],
      ),
    );
  }

  Widget _topRight(BuildContext context) {
    final ok = connection == WsStatus.connected;
    return Row(
      children: [
        Container(
          padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 6),
          decoration: _panelDeco(),
          child: Row(
            children: [
              Icon(ok ? Icons.wifi : Icons.wifi_off,
                  color: ok ? const Color(0xFF4CD964) : Colors.redAccent,
                  size: 16),
              const SizedBox(width: 5),
              Text(ok ? 'آنلاین' : 'قطع',
                  style: TextStyle(
                      color: ok ? const Color(0xFF4CD964) : Colors.redAccent,
                      fontSize: 12,
                      fontWeight: FontWeight.bold)),
            ],
          ),
        ),
        const SizedBox(width: 8),
        _RoundBtn(
          icon: Icons.logout,
          color: const Color(0xFFB81D2A),
          onTap: onExit,
          size: 40,
        ),
      ],
    );
  }

  static BoxDecoration _panelDeco() => BoxDecoration(
        gradient: const LinearGradient(
          begin: Alignment.topCenter,
          end: Alignment.bottomCenter,
          colors: [Color(0xFF2A2018), Color(0xFF14100B)],
        ),
        borderRadius: BorderRadius.circular(14),
        border: Border.all(color: const Color(0xFFB8860B), width: 1.4),
        boxShadow: const [BoxShadow(color: Colors.black54, blurRadius: 6)],
      );

  (String, Color) _trumpGlyph(String? suit) {
    switch (suit) {
      case 'hearts':
        return ('♥', const Color(0xFFE53935));
      case 'diamonds':
        return ('♦', const Color(0xFFE53935));
      case 'clubs':
        return ('♣', Colors.white);
      case 'spades':
        return ('♠', Colors.white);
      default:
        return ('—', Colors.white54);
    }
  }
}

class _PlayerSeat extends StatelessWidget {
  final GamePlayer player;
  final double diameter;
  final bool isTurn;
  final bool isHakem;
  final bool nameAbove;
  final int cardCount;
  final String turnToken;
  final double turnSeconds;
  final bool showRing;
  const _PlayerSeat({
    required this.player,
    required this.diameter,
    required this.isTurn,
    required this.isHakem,
    required this.nameAbove,
    required this.cardCount,
    required this.turnToken,
    required this.turnSeconds,
    required this.showRing,
  });

  @override
  Widget build(BuildContext context) {
    final ringW = diameter * 0.08;
    final name = Container(
      constraints: BoxConstraints(maxWidth: diameter * 1.7),
      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
      decoration: BoxDecoration(
        color: const Color(0xCC14100B),
        borderRadius: BorderRadius.circular(10),
        border: Border.all(
            color: isTurn ? const Color(0xFFE9B949) : const Color(0x55B8860B)),
      ),
      child: Text(
        player.bot ? '${player.name} (ربات)' : player.name,
        maxLines: 1,
        overflow: TextOverflow.ellipsis,
        textAlign: TextAlign.center,
        style: TextStyle(
          color: isTurn ? const Color(0xFFE9B949) : Colors.white,
          fontSize: diameter * 0.18,
          fontWeight: FontWeight.bold,
        ),
      ),
    );

    final avatar = SizedBox(
      width: diameter,
      height: diameter,
      child: Stack(
        clipBehavior: Clip.none,
        alignment: Alignment.center,
        children: [
          // قابِ طلایی + آواتار.
          Container(
            width: diameter,
            height: diameter,
            decoration: BoxDecoration(
              shape: BoxShape.circle,
              gradient: const LinearGradient(
                begin: Alignment.topCenter,
                end: Alignment.bottomCenter,
                colors: [Color(0xFFF3D27A), Color(0xFFB8860B)],
              ),
              boxShadow: const [BoxShadow(color: Colors.black54, blurRadius: 6)],
            ),
            padding: EdgeInsets.all(ringW),
            child: ClipOval(
              child: Container(
                color: const Color(0xFF1A2740),
                child: player.bot
                    ? Icon(Icons.smart_toy,
                        color: Colors.white70, size: diameter * 0.5)
                    : RandomAvatar(player.name.isEmpty ? '?' : player.name),
              ),
            ),
          ),
          // حلقه‌ی شمارشِ نوبت (روی قاب).
          if (isTurn && showRing)
            Positioned.fill(
              child: _TurnRing(
                token: turnToken,
                seconds: turnSeconds,
                stroke: ringW * 1.1,
              ),
            ),
          // تاجِ حاکم بالای آواتار.
          if (isHakem)
            Positioned(
              top: -diameter * 0.32,
              child: Icon(Icons.workspace_premium,
                  color: const Color(0xFFFFC107), size: diameter * 0.42),
            ),
          // حبابِ تعدادِ کارت (پایین-راست).
          if (cardCount > 0)
            Positioned(
              right: -diameter * 0.04,
              bottom: -diameter * 0.04,
              child: Container(
                padding: EdgeInsets.all(diameter * 0.06),
                constraints: BoxConstraints(
                    minWidth: diameter * 0.34, minHeight: diameter * 0.34),
                decoration: BoxDecoration(
                  color: const Color(0xFF0E2A12),
                  shape: BoxShape.circle,
                  border: Border.all(color: const Color(0xFFE9B949), width: 1.4),
                ),
                alignment: Alignment.center,
                child: Text('$cardCount',
                    style: TextStyle(
                        color: Colors.white,
                        fontSize: diameter * 0.18,
                        fontWeight: FontWeight.bold)),
              ),
            ),
        ],
      ),
    );

    // نشانِ رتبه‌ی فشرده (تصویر) کنارِ آواتار.
    final badge = (!player.bot && player.rankTier.isNotEmpty)
        ? Image.asset(
            'assets/images/badge/${player.rankTier}.png',
            width: diameter * 0.34,
            height: diameter * 0.34,
            errorBuilder: (_, __, ___) => const SizedBox.shrink(),
          )
        : const SizedBox.shrink();

    final nameRow = Row(
      mainAxisSize: MainAxisSize.min,
      children: [
        badge,
        if (!player.bot && player.rankTier.isNotEmpty) const SizedBox(width: 4),
        Flexible(child: name),
        if (!player.bot && player.coins > 0) ...[
          const SizedBox(width: 4),
          Text('${player.coins}',
              style: TextStyle(
                  color: const Color(0xFFE9B949), fontSize: diameter * 0.16)),
        ],
      ],
    );

    return Column(
      mainAxisSize: MainAxisSize.min,
      children: nameAbove
          ? [nameRow, SizedBox(height: diameter * 0.06), avatar]
          : [avatar, SizedBox(height: diameter * 0.06), nameRow],
    );
  }
}

/// حلقه‌ی شمارشِ معکوسِ نوبت: از پر به خالی طیِ `seconds`؛ نزدیکِ پایان قرمز
/// می‌شود. با تغییرِ `token` (نوبتِ جدید) از نو شروع می‌شود.
class _TurnRing extends StatefulWidget {
  final String token;
  final double seconds;
  final double stroke;
  const _TurnRing(
      {required this.token, required this.seconds, required this.stroke});

  @override
  State<_TurnRing> createState() => _TurnRingState();
}

class _TurnRingState extends State<_TurnRing>
    with SingleTickerProviderStateMixin {
  late final AnimationController _c;

  @override
  void initState() {
    super.initState();
    _c = AnimationController(
        vsync: this, duration: Duration(milliseconds: (widget.seconds * 1000).round()))
      ..forward();
  }

  @override
  void didUpdateWidget(covariant _TurnRing old) {
    super.didUpdateWidget(old);
    if (old.token != widget.token) {
      _c.duration = Duration(milliseconds: (widget.seconds * 1000).round());
      _c
        ..reset()
        ..forward();
    }
  }

  @override
  void dispose() {
    _c.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return AnimatedBuilder(
      animation: _c,
      builder: (_, __) {
        final left = (1 - _c.value).clamp(0.0, 1.0);
        return CustomPaint(
          painter: _RingPainter(left: left, stroke: widget.stroke),
        );
      },
    );
  }
}

class _RingPainter extends CustomPainter {
  final double left; // ۱..۰
  final double stroke;
  _RingPainter({required this.left, required this.stroke});

  @override
  void paint(Canvas canvas, Size size) {
    final rect = Offset.zero & size;
    final center = rect.center;
    final radius = (size.shortestSide - stroke) / 2;
    const start = -1.5708; // بالا
    final sweep = 6.28318 * left;
    final color = left < 0.3 ? const Color(0xFFE53935) : const Color(0xFF4CD964);
    canvas.drawArc(
      Rect.fromCircle(center: center, radius: radius),
      start,
      sweep,
      false,
      Paint()
        ..style = PaintingStyle.stroke
        ..strokeCap = StrokeCap.round
        ..strokeWidth = stroke
        ..color = color,
    );
  }

  @override
  bool shouldRepaint(covariant _RingPainter old) =>
      old.left != left || old.stroke != stroke;
}

class _RoundBtn extends StatelessWidget {
  final IconData icon;
  final Color color;
  final VoidCallback onTap;
  final double size;
  const _RoundBtn(
      {required this.icon,
      required this.color,
      required this.onTap,
      this.size = 46});

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      onTap: onTap,
      child: Container(
        width: size,
        height: size,
        decoration: BoxDecoration(
          color: color,
          shape: BoxShape.circle,
          border: Border.all(color: const Color(0xFFE9B949), width: 1.6),
          boxShadow: const [BoxShadow(color: Colors.black54, blurRadius: 6)],
        ),
        child: Icon(icon, color: Colors.white, size: size * 0.5),
      ),
    );
  }
}