added tournament_bracket_page
This commit is contained in:
@@ -0,0 +1,245 @@
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import 'package:flutter/material.dart';
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import 'package:frontend_splatournament_manager/models/team.dart';
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import 'package:frontend_splatournament_manager/models/tournament.dart';
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import 'package:frontend_splatournament_manager/providers/team_provider.dart';
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import 'package:provider/provider.dart';
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class TournamentBracketPage extends StatelessWidget {
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final Tournament tournament;
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const TournamentBracketPage({super.key, required this.tournament});
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int _bracketSize(int n) {
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if (n <= 2) return 2;
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if (n <= 4) return 4;
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return 8;
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}
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int _roundCount(int bracketSize) {
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if (bracketSize == 2) return 2;
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if (bracketSize == 4) return 3;
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return 4;
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}
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@override
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Widget build(BuildContext context) {
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final teamProvider = Provider.of<TeamProvider>(context, listen: false);
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return Scaffold(
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appBar: AppBar(title: Text(tournament.name)),
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body: FutureBuilder<List<Team>>(
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future: teamProvider.getTeamsByTournament(tournament.id),
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.waiting) {
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return const Center(child: CircularProgressIndicator());
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}
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if (snapshot.hasError) {
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return Center(child: Text('Error: ${snapshot.error}'));
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}
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final teams = snapshot.data ?? [];
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final bracketSize = _bracketSize(tournament.maxTeamAmount);
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final roundCount = _roundCount(bracketSize);
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return Scrollbar(
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thumbVisibility: true,
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child: SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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padding: const EdgeInsets.all(24),
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child: SingleChildScrollView(
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scrollDirection: Axis.vertical,
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child: _BracketBoard(
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teams: teams,
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bracketSize: bracketSize,
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roundCount: roundCount,
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),
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),
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),
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);
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},
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),
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);
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}
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}
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class _BracketBoard extends StatelessWidget {
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final List<Team> teams;
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final int bracketSize;
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final int roundCount;
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static const double _cardWidth = 112;
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static const double _cardHeight = 96;
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static const double _baseSlotHeight = 128;
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static const double _connectorWidth = 48;
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static const double _headerHeight = 28;
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static const double _lineThickness = 2;
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const _BracketBoard({
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required this.teams,
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required this.bracketSize,
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required this.roundCount,
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});
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String _roundLabel(int round) {
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if (round == roundCount - 1) return 'Winner';
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final teamsInRound = bracketSize ~/ (1 << round);
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if (teamsInRound == 2) return 'Final';
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if (teamsInRound == 4) return 'Semi-finals';
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return 'Quarter-finals';
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}
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double _cardTop(int round, int index) {
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final slotHeight = _baseSlotHeight * (1 << round).toDouble();
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return _headerHeight + index * slotHeight + (slotHeight - _cardHeight) / 2;
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}
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double _cardCenterY(int round, int index) =>
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_cardTop(round, index) + _cardHeight / 2;
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@override
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Widget build(BuildContext context) {
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final colorScheme = Theme.of(context).colorScheme;
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final lineColor = colorScheme.outlineVariant;
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final boardWidth =
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roundCount * _cardWidth + (roundCount - 1) * _connectorWidth;
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final boardHeight = _headerHeight + bracketSize * _baseSlotHeight;
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final children = <Widget>[];
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for (int round = 0; round < roundCount; round++) {
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final cardsInRound = bracketSize ~/ (1 << round);
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final left = round * (_cardWidth + _connectorWidth);
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children.add(
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Positioned(
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left: left,
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top: 0,
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width: _cardWidth,
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height: _headerHeight,
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child: Center(
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child: Text(
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_roundLabel(round),
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style: TextStyle(
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fontSize: 11,
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fontWeight: FontWeight.w700,
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color: colorScheme.primary,
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letterSpacing: 0.3,
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),
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),
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),
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),
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);
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for (int i = 0; i < cardsInRound; i++) {
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final String? label = (round == 0 && i < teams.length)
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? teams[i].name
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: null;
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children.add(
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Positioned(
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left: left,
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top: _cardTop(round, i),
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width: _cardWidth,
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height: _cardHeight,
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child: _TeamCard(label: label),
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),
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);
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}
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if (round == roundCount - 1) {
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continue;
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}
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final connectorLeft = left + _cardWidth;
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final matches = cardsInRound ~/ 2;
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final halfConnector = _connectorWidth / 2;
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for (int i = 0; i < matches; i++) {
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final yTop = _cardCenterY(round, i * 2);
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final yBottom = _cardCenterY(round, i * 2 + 1);
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final yMiddle = (yTop + yBottom) / 2;
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children.add(
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Positioned(
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left: connectorLeft,
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top: yTop - _lineThickness / 2,
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width: halfConnector,
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height: _lineThickness,
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child: DecoratedBox(decoration: BoxDecoration(color: lineColor)),
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),
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);
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children.add(
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Positioned(
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left: connectorLeft,
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top: yBottom - _lineThickness / 2,
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width: halfConnector,
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height: _lineThickness,
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child: DecoratedBox(decoration: BoxDecoration(color: lineColor)),
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),
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);
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children.add(
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Positioned(
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left: connectorLeft + halfConnector - _lineThickness / 2,
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top: yTop,
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width: _lineThickness,
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height: yBottom - yTop,
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child: DecoratedBox(decoration: BoxDecoration(color: lineColor)),
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),
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);
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children.add(
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Positioned(
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left: connectorLeft + halfConnector,
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top: yMiddle - _lineThickness / 2,
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width: halfConnector,
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height: _lineThickness,
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child: DecoratedBox(decoration: BoxDecoration(color: lineColor)),
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),
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);
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}
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}
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return SizedBox(
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width: boardWidth,
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height: boardHeight,
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child: Stack(children: children),
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);
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}
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}
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class _TeamCard extends StatelessWidget {
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final String? label;
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const _TeamCard({this.label});
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@override
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Widget build(BuildContext context) {
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final colorScheme = Theme.of(context).colorScheme;
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final isTbd = label == null;
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return Card(
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elevation: isTbd ? 1 : 2,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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child: Center(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 8),
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child: Text(
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isTbd ? '?' : label!,
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textAlign: TextAlign.center,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(
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fontSize: 13,
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fontWeight: isTbd ? FontWeight.w400 : FontWeight.w600,
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color: isTbd
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? colorScheme.onSurface.withValues(alpha: 0.38)
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: colorScheme.onSurface,
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),
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),
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),
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),
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);
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}
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}
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@@ -1,6 +1,7 @@
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import 'package:flutter/material.dart';
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import 'package:frontend_splatournament_manager/models/team.dart';
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import 'package:frontend_splatournament_manager/models/tournament.dart';
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import 'package:frontend_splatournament_manager/pages/tournament_bracket_page.dart';
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import 'package:frontend_splatournament_manager/providers/team_provider.dart';
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import 'package:provider/provider.dart';
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@@ -322,10 +323,12 @@ class TournamentContentWidget extends StatelessWidget {
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width: double.infinity,
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child: ElevatedButton(
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onPressed: () {
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//TODO: Redirect to Ongoing View
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ScaffoldMessenger.of(context).clearSnackBars();
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text("ongoing clicked")),
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) =>
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TournamentBracketPage(tournament: tournament),
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),
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);
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},
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child: Text("View ongoing"),
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