import 'dart:async';
import 'dart:math' as math;
import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:supabase_flutter/supabase_flutter.dart';
import 'package:shared_preferences/shared_preferences.dart';

class ShotRecord {
  final double relativeX;
  final double relativeY;
  final bool isMake;
  final String playerId; 
  final String playerName; 
  final String? zone;
  final int? points;

  ShotRecord({
    required this.relativeX, 
    required this.relativeY, 
    required this.isMake, 
    required this.playerId,
    required this.playerName,
    this.zone,
    this.points,
  });

  // 👇 Para o Auto-Save converter em Texto
  Map<String, dynamic> toJson() => {
    'relativeX': relativeX, 'relativeY': relativeY, 'isMake': isMake,
    'playerId': playerId, 'playerName': playerName, 'zone': zone, 'points': points,
  };

  // 👇 Para o Auto-Save ler do Texto
  factory ShotRecord.fromJson(Map<String, dynamic> json) => ShotRecord(
    relativeX: json['relativeX'], relativeY: json['relativeY'], isMake: json['isMake'],
    playerId: json['playerId'], playerName: json['playerName'], zone: json['zone'], points: json['points'],
  );
}

// 👇 AGORA É UM CHANGENOTIFIER (Gestor de Estado Profissional) 👇
class PlacarController extends ChangeNotifier {
  final String gameId;
  final String myTeam;
  final String opponentTeam;

  PlacarController({
    required this.gameId, 
    required this.myTeam, 
    required this.opponentTeam, 
  });

  bool isLoading = true;
  bool isSaving = false;
  bool gameWasAlreadyFinished = false; 

  int myScore = 0;
  int opponentScore = 0;
  int myFouls = 0;
  int opponentFouls = 0;
  int currentQuarter = 1;
  int myTimeoutsUsed = 0;
  int opponentTimeoutsUsed = 0;

  String? myTeamDbId;
  String? oppTeamDbId;

  List<String> myCourt = [];
  List<String> myBench = [];
  List<String> oppCourt = [];
  List<String> oppBench = [];

  Map<String, String> playerNames = {}; 
  Map<String, String> playerNumbers = {};
  Map<String, Map<String, int>> playerStats = {};

  bool showMyBench = false;
  bool showOppBench = false;

  bool isSelectingShotLocation = false;
  String? pendingAction;
  String? pendingPlayerId; 
  List<ShotRecord> matchShots = [];

  // 👇 O CRONÓMETRO AGORA TEM VIDA PRÓPRIA (ValueNotifier) PARA NÃO ENCRAVAR A APP 👇
  ValueNotifier<Duration> durationNotifier = ValueNotifier(const Duration(minutes: 10));
  Timer? timer;
  bool isRunning = false;

  bool isCalibrating = false; 
  double hoopBaseX = 0.088;    
  double arcRadius = 0.459;    
  double cornerY = 0.440;      

  Future<void> loadPlayers() async {
    final supabase = Supabase.instance.client;
    try {
      await Future.delayed(const Duration(milliseconds: 1500)); 

      myCourt.clear(); myBench.clear(); oppCourt.clear(); oppBench.clear();
      playerNames.clear(); playerStats.clear(); playerNumbers.clear();
      matchShots.clear(); myFouls = 0; opponentFouls = 0;

      final gameResponse = await supabase.from('games').select().eq('id', gameId).single();
      
      myScore = int.tryParse(gameResponse['my_score']?.toString() ?? '0') ?? 0;
      opponentScore = int.tryParse(gameResponse['opponent_score']?.toString() ?? '0') ?? 0;
      
      int totalSeconds = int.tryParse(gameResponse['remaining_seconds']?.toString() ?? '600') ?? 600;
      durationNotifier.value = Duration(seconds: totalSeconds);
      
      myTimeoutsUsed = int.tryParse(gameResponse['my_timeouts']?.toString() ?? '0') ?? 0;
      opponentTimeoutsUsed = int.tryParse(gameResponse['opp_timeouts']?.toString() ?? '0') ?? 0;
      currentQuarter = int.tryParse(gameResponse['current_quarter']?.toString() ?? '1') ?? 1;
      
      gameWasAlreadyFinished = gameResponse['status'] == 'Terminado'; 

      final teamsResponse = await supabase.from('teams').select('id, name').inFilter('name', [myTeam, opponentTeam]);
      for (var t in teamsResponse) {
        if (t['name'] == myTeam) myTeamDbId = t['id'];
        if (t['name'] == opponentTeam) oppTeamDbId = t['id'];
      }

      List<dynamic> myPlayers = myTeamDbId != null ? await supabase.from('members').select().eq('team_id', myTeamDbId!).eq('type', 'Jogador') : [];
      List<dynamic> oppPlayers = oppTeamDbId != null ? await supabase.from('members').select().eq('team_id', oppTeamDbId!).eq('type', 'Jogador') : [];

      final statsResponse = await supabase.from('player_stats').select().eq('game_id', gameId);
      final Map<String, dynamic> savedStats = {
        for (var item in statsResponse) item['member_id'].toString(): item
      };

      for (int i = 0; i < myPlayers.length; i++) {
        String dbId = myPlayers[i]['id'].toString();
        String name = myPlayers[i]['name'].toString();
        
        _registerPlayer(name: name, number: myPlayers[i]['number']?.toString() ?? "0", dbId: dbId, isMyTeam: true, isCourt: i < 5);

        if (savedStats.containsKey(dbId)) {
          var s = savedStats[dbId];
          playerStats[dbId] = {
            "pts": s['pts'] ?? 0, "rbs": s['rbs'] ?? 0, "ast": s['ast'] ?? 0,
            "stl": s['stl'] ?? 0, "tov": s['tov'] ?? 0, "blk": s['blk'] ?? 0,
            "fls": s['fls'] ?? 0, "fgm": s['fgm'] ?? 0, "fga": s['fga'] ?? 0,
            "ftm": s['ftm'] ?? 0, "fta": s['fta'] ?? 0, "orb": s['orb'] ?? 0, "drb": s['drb'] ?? 0,
          };
          myFouls += (s['fls'] as int? ?? 0); 
        }
      }
      _padTeam(myCourt, myBench, "Jogador", isMyTeam: true);

      for (int i = 0; i < oppPlayers.length; i++) {
        String dbId = oppPlayers[i]['id'].toString();
        String name = oppPlayers[i]['name'].toString();
        
        _registerPlayer(name: name, number: oppPlayers[i]['number']?.toString() ?? "0", dbId: dbId, isMyTeam: false, isCourt: i < 5);

        if (savedStats.containsKey(dbId)) {
          var s = savedStats[dbId];
          playerStats[dbId] = {
            "pts": s['pts'] ?? 0, "rbs": s['rbs'] ?? 0, "ast": s['ast'] ?? 0,
            "stl": s['stl'] ?? 0, "tov": s['tov'] ?? 0, "blk": s['blk'] ?? 0,
            "fls": s['fls'] ?? 0, "fgm": s['fgm'] ?? 0, "fga": s['fga'] ?? 0,
            "ftm": s['ftm'] ?? 0, "fta": s['fta'] ?? 0, "orb": s['orb'] ?? 0, "drb": s['drb'] ?? 0,
          };
          opponentFouls += (s['fls'] as int? ?? 0);
        }
      }
      _padTeam(oppCourt, oppBench, "Adversário", isMyTeam: false);

      final shotsResponse = await supabase.from('shot_locations').select().eq('game_id', gameId);
      for (var shotData in shotsResponse) {
        matchShots.add(ShotRecord(
          relativeX: double.parse(shotData['relative_x'].toString()),
          relativeY: double.parse(shotData['relative_y'].toString()),
          isMake: shotData['is_make'] == true,
          playerId: shotData['member_id'].toString(),
          playerName: shotData['player_name'].toString(),
          zone: shotData['zone']?.toString(),
          points: shotData['points'] != null ? int.parse(shotData['points'].toString()) : null,
        ));
      }

      // 👇 AUTO-SAVE: SE O JOGO FOI ABAIXO A MEIO, RECUPERA TUDO AQUI! 👇
      await _loadLocalBackup();

      isLoading = false;
      notifyListeners(); // Substitui o antigo onUpdate!
    } catch (e) {
      debugPrint("Erro ao retomar jogo: $e");
      isLoading = false;
      notifyListeners();
    }
  }

  void _registerPlayer({required String name, required String number, String? dbId, required bool isMyTeam, required bool isCourt}) {
    String id = dbId ?? "fake_${DateTime.now().millisecondsSinceEpoch}_${math.Random().nextInt(9999)}";
    
    playerNames[id] = name;
    playerNumbers[id] = number;
    
    playerStats[id] = {
      "pts": 0, "rbs": 0, "ast": 0, "stl": 0, "tov": 0, "blk": 0, 
      "fls": 0, "fgm": 0, "fga": 0, "ftm": 0, "fta": 0, "orb": 0, "drb": 0
    };

    if (isMyTeam) {
      if (isCourt) myCourt.add(id); else myBench.add(id);
    } else {
      if (isCourt) oppCourt.add(id); else oppBench.add(id);
    }
  }

  void _padTeam(List<String> court, List<String> bench, String prefix, {required bool isMyTeam}) {
    while (court.length < 5) {
      _registerPlayer(name: "Sem $prefix ${court.length + 1}", number: "0", dbId: null, isMyTeam: isMyTeam, isCourt: true);
    }
  }

  // =========================================================================
  // 👇 AS DUAS FUNÇÕES MÁGICAS DO AUTO-SAVE 👇
  // =========================================================================
  Future<void> _saveLocalBackup() async {
    try {
      final prefs = await SharedPreferences.getInstance();
      final backupData = {
        'myScore': myScore, 'opponentScore': opponentScore,
        'myFouls': myFouls, 'opponentFouls': opponentFouls,
        'currentQuarter': currentQuarter, 'duration': durationNotifier.value.inSeconds,
        'myTimeoutsUsed': myTimeoutsUsed, 'opponentTimeoutsUsed': opponentTimeoutsUsed,
        'playerStats': playerStats,
        'myCourt': myCourt, 'myBench': myBench, 'oppCourt': oppCourt, 'oppBench': oppBench,
        'matchShots': matchShots.map((s) => s.toJson()).toList(),
      };
      await prefs.setString('backup_$gameId', jsonEncode(backupData));
    } catch (e) {
      debugPrint("Erro no Auto-Save: $e");
    }
  }

  Future<void> _loadLocalBackup() async {
    try {
      final prefs = await SharedPreferences.getInstance();
      final String? backupString = prefs.getString('backup_$gameId');
      
      if (backupString != null) {
        final data = jsonDecode(backupString);
        
        myScore = data['myScore']; opponentScore = data['opponentScore'];
        myFouls = data['myFouls']; opponentFouls = data['opponentFouls'];
        currentQuarter = data['currentQuarter']; durationNotifier.value = Duration(seconds: data['duration']);
        myTimeoutsUsed = data['myTimeoutsUsed']; opponentTimeoutsUsed = data['opponentTimeoutsUsed'];
        
        myCourt = List<String>.from(data['myCourt']); myBench = List<String>.from(data['myBench']);
        oppCourt = List<String>.from(data['oppCourt']); oppBench = List<String>.from(data['oppBench']);
        
        Map<String, dynamic> decodedStats = data['playerStats'];
        playerStats = decodedStats.map((k, v) => MapEntry(k, Map<String, int>.from(v)));
        
        List<dynamic> decodedShots = data['matchShots'];
        matchShots = decodedShots.map((s) => ShotRecord.fromJson(s)).toList();

        debugPrint("🔄 AUTO-SAVE RECUPERADO COM SUCESSO!");
      }
    } catch (e) {
      debugPrint("Erro ao carregar Auto-Save: $e");
    }
  }

  void toggleTimer(BuildContext context) {
    if (isRunning) {
      timer?.cancel();
      _saveLocalBackup(); // Grava no telemóvel quando pausa!
    } else {
      timer = Timer.periodic(const Duration(seconds: 1), (timer) {
        if (durationNotifier.value.inSeconds > 0) {
          durationNotifier.value -= const Duration(seconds: 1); // 👈 Só o relógio atualiza, a app não pisca!
        } else {
          timer.cancel();
          isRunning = false;
         if (currentQuarter < 4) {
           currentQuarter++; 
           durationNotifier.value = const Duration(minutes: 10); 
           myFouls = 0; opponentFouls = 0;
           myTimeoutsUsed = 0; opponentTimeoutsUsed = 0; 
           _saveLocalBackup(); // Grava mudança de período
         } 
         notifyListeners(); // Aqui sim, redesenhamos o ecrã para mudar o Quarto
        }
      });
    }
    isRunning = !isRunning;
    notifyListeners(); 
  }

  void useTimeout(bool isOpponent) {
    if (isOpponent) {
      if (opponentTimeoutsUsed < 3) opponentTimeoutsUsed++;
    } else {
      if (myTimeoutsUsed < 3) myTimeoutsUsed++;
    }
    isRunning = false;
    timer?.cancel();
    _saveLocalBackup();
    notifyListeners();
  }

  void handleActionDrag(BuildContext context, String action, String playerData) {
    String playerId = playerData.replaceAll("player_my_", "").replaceAll("player_opp_", "");
    final stats = playerStats[playerId]!;
    final name = playerNames[playerId]!;

    if (stats["fls"]! >= 5 && action != "sub_foul") {
      ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text('🛑 $name atingiu 5 faltas e está expulso!'), backgroundColor: Colors.red));
      return;
    }

    if (action == "add_pts_2" || action == "add_pts_3" || action == "miss_2" || action == "miss_3") {
      pendingAction = action;
      pendingPlayerId = playerData;
      isSelectingShotLocation = true;
    } else {
      commitStat(action, playerData);
    }
    notifyListeners();
  }

  void handleSubbing(BuildContext context, String action, String courtPlayerId, bool isOpponent) {
    if (action.startsWith("bench_my_") && !isOpponent) {
      String benchPlayerId = action.replaceAll("bench_my_", "");
      if (playerStats[benchPlayerId]!["fls"]! >= 5) return; 
      int courtIndex = myCourt.indexOf(courtPlayerId);
      int benchIndex = myBench.indexOf(benchPlayerId);
      myCourt[courtIndex] = benchPlayerId;
      myBench[benchIndex] = courtPlayerId;
      showMyBench = false;
    }
    if (action.startsWith("bench_opp_") && isOpponent) {
      String benchPlayerId = action.replaceAll("bench_opp_", "");
      if (playerStats[benchPlayerId]!["fls"]! >= 5) return;
      int courtIndex = oppCourt.indexOf(courtPlayerId);
      int benchIndex = oppBench.indexOf(benchPlayerId);
      oppCourt[courtIndex] = benchPlayerId;
      oppBench[benchIndex] = courtPlayerId;
      showOppBench = false;
    }
    _saveLocalBackup();
    notifyListeners();
  }

  void registerShotFromPopup(BuildContext context, String action, String targetPlayer, String zone, int points, double relativeX, double relativeY) {
    String playerId = targetPlayer.replaceAll("player_my_", "").replaceAll("player_opp_", "");
    bool isMyTeam = targetPlayer.startsWith("player_my_");
    bool isMake = action.startsWith("add_");
    String name = playerNames[playerId]!;

    if (playerStats.containsKey(playerId)) {
      playerStats[playerId]!['fga'] = playerStats[playerId]!['fga']! + 1; 

      if (isMake) {
        playerStats[playerId]!['fgm'] = playerStats[playerId]!['fgm']! + 1; 
        playerStats[playerId]!['pts'] = playerStats[playerId]!['pts']! + points; 
        if (isMyTeam) myScore += points; else opponentScore += points;
      }
    }

    matchShots.add(ShotRecord(relativeX: relativeX, relativeY: relativeY, isMake: isMake, playerId: playerId, playerName: name, zone: zone, points: points));

    _saveLocalBackup(); // 👈 Grava logo para não perder o cesto!
    notifyListeners();
  }

  void registerShotLocation(BuildContext context, Offset position, Size size) {
    if (pendingAction == null || pendingPlayerId == null) return;
    
    bool is3Pt = pendingAction!.contains("_3");
    bool is2Pt = pendingAction!.contains("_2");

    if (is3Pt || is2Pt) {
      bool isValid = _validateShotZone(position, size, is3Pt);
      if (!isValid) return; 
    }

    bool isMake = pendingAction!.startsWith("add_pts_");
    double relX = position.dx / size.width;
    double relY = position.dy / size.height;
    String pId = pendingPlayerId!.replaceAll("player_my_", "").replaceAll("player_opp_", "");

    matchShots.add(ShotRecord(relativeX: relX, relativeY: relY, isMake: isMake, playerId: pId, playerName: playerNames[pId]!));
    
    commitStat(pendingAction!, pendingPlayerId!);
    
    isSelectingShotLocation = false; pendingAction = null; pendingPlayerId = null;
    _saveLocalBackup(); // 👈 Grava logo
    notifyListeners();
  }

  bool _validateShotZone(Offset position, Size size, bool is3Pt) {
    double relX = position.dx / size.width;
    double relY = position.dy / size.height;

    bool isLeftHalf = relX < 0.5;
    double hoopX = isLeftHalf ? hoopBaseX : (1.0 - hoopBaseX);
    double hoopY = 0.50; 

    double aspectRatio = size.width / size.height;
    double distFromCenterY = (relY - hoopY).abs(); 

    bool isInside2Pts;

    if (distFromCenterY > cornerY) {
      double distToBaseline = isLeftHalf ? relX : (1.0 - relX);
      isInside2Pts = distToBaseline <= hoopBaseX; 
    } else {
      double dx = (relX - hoopX) * aspectRatio;
      double dy = (relY - hoopY);
      double distanceToHoop = math.sqrt((dx * dx) + (dy * dy));
      isInside2Pts = distanceToHoop < arcRadius;
    }

    if (is3Pt) return !isInside2Pts;
    return isInside2Pts;            
  }

  void cancelShotLocation() {
    isSelectingShotLocation = false; pendingAction = null; pendingPlayerId = null; notifyListeners();
  }

  void commitStat(String action, String playerData) {
    bool isOpponent = playerData.startsWith("player_opp_");
    String playerId = playerData.replaceAll("player_my_", "").replaceAll("player_opp_", "");
    final stats = playerStats[playerId]!;

    if (action.startsWith("add_pts_")) {
      int pts = int.parse(action.split("_").last);
      if (isOpponent) opponentScore += pts; else myScore += pts;
      stats["pts"] = stats["pts"]! + pts;
      if (pts == 2 || pts == 3) { stats["fgm"] = stats["fgm"]! + 1; stats["fga"] = stats["fga"]! + 1; }
      if (pts == 1) { stats["ftm"] = stats["ftm"]! + 1; stats["fta"] = stats["fta"]! + 1; } 
    } 
    else if (action.startsWith("sub_pts_")) {
      int pts = int.parse(action.split("_").last);
      if (isOpponent) { opponentScore = (opponentScore - pts < 0) ? 0 : opponentScore - pts; } 
      else { myScore = (myScore - pts < 0) ? 0 : myScore - pts; }
      stats["pts"] = (stats["pts"]! - pts < 0) ? 0 : stats["pts"]! - pts;
      if (pts == 2 || pts == 3) {
        if (stats["fgm"]! > 0) stats["fgm"] = stats["fgm"]! - 1;
        if (stats["fga"]! > 0) stats["fga"] = stats["fga"]! - 1;
      }
      if (pts == 1) { 
        if (stats["ftm"]! > 0) stats["ftm"] = stats["ftm"]! - 1;
        if (stats["fta"]! > 0) stats["fta"] = stats["fta"]! - 1;
      }
    } 
    else if (action == "miss_1") { stats["fta"] = stats["fta"]! + 1; } 
    else if (action == "miss_2" || action == "miss_3") { stats["fga"] = stats["fga"]! + 1; }
    else if (action == "add_orb") { stats["orb"] = stats["orb"]! + 1; stats["rbs"] = stats["rbs"]! + 1; } 
    else if (action == "add_drb") { stats["drb"] = stats["drb"]! + 1; stats["rbs"] = stats["rbs"]! + 1; } 
    else if (action == "add_ast") { stats["ast"] = stats["ast"]! + 1; }
    else if (action == "add_stl") { stats["stl"] = stats["stl"]! + 1; }
    else if (action == "add_tov") { stats["tov"] = stats["tov"]! + 1; }
    else if (action == "add_blk") { stats["blk"] = stats["blk"]! + 1; }
    else if (action == "add_foul") { 
      stats["fls"] = stats["fls"]! + 1; 
      if (isOpponent) { opponentFouls++; } else { myFouls++; }
    }
    else if (action == "sub_foul") {
      if (stats["fls"]! > 0) stats["fls"] = stats["fls"]! - 1;
      if (isOpponent) { if (opponentFouls > 0) opponentFouls--; } else { if (myFouls > 0) myFouls--; }
    }
    _saveLocalBackup(); // 👈 Grava na memória!
  }

  Future<void> saveGameStats(BuildContext context) async {
    final supabase = Supabase.instance.client;
    isSaving = true;
    notifyListeners();

    try {
      bool isGameFinishedNow = currentQuarter >= 4 && durationNotifier.value.inSeconds == 0;
      String newStatus = isGameFinishedNow ? 'Terminado' : 'Pausado';

      String topPtsName = '---'; int maxPts = -1;
      String topAstName = '---'; int maxAst = -1;
      String topRbsName = '---'; int maxRbs = -1;
      String topDefName = '---'; int maxDef = -1;
      String mvpName = '---';    int maxMvpScore = -1;

      playerStats.forEach((playerId, stats) {
        int pts = stats['pts'] ?? 0;
        int ast = stats['ast'] ?? 0;
        int rbs = stats['rbs'] ?? 0;
        int stl = stats['stl'] ?? 0;
        int blk = stats['blk'] ?? 0;

        int defScore = stl + blk; 
        int mvpScore = pts + ast + rbs + defScore; 
        
        String pName = playerNames[playerId] ?? '---';

        if (pts > maxPts && pts > 0) { maxPts = pts; topPtsName = '$pName ($pts)'; }
        if (ast > maxAst && ast > 0) { maxAst = ast; topAstName = '$pName ($ast)'; }
        if (rbs > maxRbs && rbs > 0) { maxRbs = rbs; topRbsName = '$pName ($rbs)'; }
        if (defScore > maxDef && defScore > 0) { maxDef = defScore; topDefName = '$pName ($defScore)'; }
        if (mvpScore > maxMvpScore && mvpScore > 0) { maxMvpScore = mvpScore; mvpName = pName; } 
      });

      await supabase.from('games').update({
        'my_score': myScore,
        'opponent_score': opponentScore,
        'remaining_seconds': durationNotifier.value.inSeconds,
        'my_timeouts': myTimeoutsUsed,
        'opp_timeouts': opponentTimeoutsUsed,
        'current_quarter': currentQuarter,
        'status': newStatus,
        'top_pts_name': topPtsName,
        'top_ast_name': topAstName,
        'top_rbs_name': topRbsName,
        'top_def_name': topDefName,
        'mvp_name': mvpName,
      }).eq('id', gameId);

      if (isGameFinishedNow && !gameWasAlreadyFinished && myTeamDbId != null && oppTeamDbId != null) {
        final teamsData = await supabase.from('teams').select('id, wins, losses, draws').inFilter('id', [myTeamDbId, oppTeamDbId]);
        Map<String, dynamic> myTeamUpdate = {};
        Map<String, dynamic> oppTeamUpdate = {};

        for(var t in teamsData) {
          if(t['id'].toString() == myTeamDbId) myTeamUpdate = Map.from(t);
          if(t['id'].toString() == oppTeamDbId) oppTeamUpdate = Map.from(t);
        }

        if (myScore > opponentScore) {
          myTeamUpdate['wins'] = (myTeamUpdate['wins'] ?? 0) + 1; oppTeamUpdate['losses'] = (oppTeamUpdate['losses'] ?? 0) + 1;
        } else if (myScore < opponentScore) {
          myTeamUpdate['losses'] = (myTeamUpdate['losses'] ?? 0) + 1; oppTeamUpdate['wins'] = (oppTeamUpdate['wins'] ?? 0) + 1;
        } else {
          myTeamUpdate['draws'] = (myTeamUpdate['draws'] ?? 0) + 1; oppTeamUpdate['draws'] = (oppTeamUpdate['draws'] ?? 0) + 1;
        }

        await supabase.from('teams').update({'wins': myTeamUpdate['wins'], 'losses': myTeamUpdate['losses'], 'draws': myTeamUpdate['draws']}).eq('id', myTeamDbId!);
        await supabase.from('teams').update({'wins': oppTeamUpdate['wins'], 'losses': oppTeamUpdate['losses'], 'draws': oppTeamUpdate['draws']}).eq('id', oppTeamDbId!);

        gameWasAlreadyFinished = true;
      }

      List<Map<String, dynamic>> batchStats = [];
      playerStats.forEach((playerId, stats) {
        if (!playerId.startsWith("fake_") && stats.values.any((val) => val > 0)) {
          bool isMyTeamPlayer = myCourt.contains(playerId) || myBench.contains(playerId);
          batchStats.add({
            'game_id': gameId, 'member_id': playerId, 'team_id': isMyTeamPlayer ? myTeamDbId! : oppTeamDbId!,
            'pts': stats['pts'], 'rbs': stats['rbs'], 'ast': stats['ast'], 'stl': stats['stl'], 'blk': stats['blk'], 'tov': stats['tov'], 'fls': stats['fls'], 'fgm': stats['fgm'], 'fga': stats['fga'], 'ftm': stats['ftm'], 'fta': stats['fta'], 'orb': stats['orb'], 'drb': stats['drb'],
          });
        }
      });

      await supabase.from('player_stats').delete().eq('game_id', gameId);
      if (batchStats.isNotEmpty) await supabase.from('player_stats').insert(batchStats);

      List<Map<String, dynamic>> batchShots = [];
      for (var shot in matchShots) {
        if (!shot.playerId.startsWith("fake_")) {
          batchShots.add({
            'game_id': gameId, 'member_id': shot.playerId, 'player_name': shot.playerName,
            'relative_x': shot.relativeX, 'relative_y': shot.relativeY, 'is_make': shot.isMake,
            'zone': shot.zone ?? 'Desconhecida', 'points': shot.points ?? (shot.isMake ? 2 : 0),
          });
        }
      }
      
      await supabase.from('shot_locations').delete().eq('game_id', gameId);
      if (batchShots.isNotEmpty) await supabase.from('shot_locations').insert(batchShots);

      // 👇 SE O SUPABASE GUARDOU COM SUCESSO, LIMPA A MEMÓRIA DO TELEMÓVEL! 👇
      final prefs = await SharedPreferences.getInstance();
      await prefs.remove('backup_$gameId');

      if (context.mounted) ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('Estatísticas, Mapa de Calor e Resultados guardados com Sucesso!'), backgroundColor: Colors.green));

    } catch (e) {
      debugPrint("Erro ao gravar estatísticas: $e");
      if (context.mounted) ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text('Erro ao guardar: $e'), backgroundColor: Colors.red));
    } finally {
      isSaving = false;
      notifyListeners();
    }
  }

  @override
  void dispose() {
    timer?.cancel();
    super.dispose();
  }
}