692 lines
22 KiB
Dart
692 lines
22 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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import 'dart:math' as math;
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import '../../core/services/chit_group_service.dart';
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import '../../core/models/chit_group.dart';
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import '../../shared/widgets/draw_animation_selector.dart';
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import '../../shared/widgets/recording_overlay.dart';
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import '../../core/services/screen_recording_service.dart';
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import 'draw_animation_page.dart';
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class CombinedDrawDialog extends StatefulWidget {
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final ChitGroup group;
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const CombinedDrawDialog({
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super.key,
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required this.group,
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});
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@override
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State<CombinedDrawDialog> createState() => _CombinedDrawDialogState();
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}
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class _CombinedDrawDialogState extends State<CombinedDrawDialog>
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with TickerProviderStateMixin {
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final _formKey = GlobalKey<FormState>();
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final _monthController = TextEditingController();
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final _yearController = TextEditingController();
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late AnimationController _fadeController;
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late AnimationController _slideController;
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late Animation<double> _fadeAnimation;
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late Animation<Offset> _slideAnimation;
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final ScreenRecordingService _recordingService = Get.find<ScreenRecordingService>();
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bool _isLoading = false;
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bool _isDrawStarted = false;
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bool _isDrawComplete = false;
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Map<String, dynamic>? _winnerData;
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String? _serverSeed;
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int? _nonce;
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List<Map<String, dynamic>> _eligibleMembers = [];
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@override
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void initState() {
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super.initState();
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_initializeForm();
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_loadEligibleMembers();
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_initializeAnimations();
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}
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@override
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void dispose() {
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_monthController.dispose();
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_yearController.dispose();
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_fadeController.dispose();
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_slideController.dispose();
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super.dispose();
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}
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void _initializeForm() {
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final now = DateTime.now();
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_monthController.text = now.month.toString();
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_yearController.text = now.year.toString();
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}
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void _initializeAnimations() {
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_fadeController = AnimationController(
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duration: const Duration(milliseconds: 500),
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vsync: this,
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);
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_slideController = AnimationController(
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duration: const Duration(milliseconds: 500),
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vsync: this,
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);
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_fadeAnimation = Tween<double>(
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begin: 0.0,
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end: 1.0,
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).animate(CurvedAnimation(
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parent: _fadeController,
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curve: Curves.easeInOut,
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));
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_slideAnimation = Tween<Offset>(
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begin: const Offset(0, 0.3),
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end: Offset.zero,
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).animate(CurvedAnimation(
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parent: _slideController,
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curve: Curves.easeOutCubic,
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));
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_fadeController.forward();
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_slideController.forward();
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}
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void _loadEligibleMembers() async {
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// Load real members from the API
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final chitGroupService = Get.find<ChitGroupService>();
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// Load group members if not already loaded
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await chitGroupService.loadGroupMembers(widget.group.id);
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// Get active members who haven't won yet
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final allMembers = chitGroupService.groupMembers;
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final pastDraws = chitGroupService.monthlyDraws;
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final wonMemberIds = pastDraws.map((d) => d.winnerId).toList();
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final eligible = allMembers.where((member) {
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return member.status.toLowerCase() == 'active' &&
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!wonMemberIds.contains(member.userId);
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}).toList();
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setState(() {
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_eligibleMembers = eligible.map((member) => {
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'id': member.userId,
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'name': member.user?.fullName ?? 'Unknown',
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'mobile': member.user?.mobileNumber ?? '',
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}).toList();
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});
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// Show message if no eligible members
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if (_eligibleMembers.isEmpty) {
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Get.snackbar(
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'No Eligible Members',
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'All active members have already won, or no members exist in this group.',
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backgroundColor: Colors.orange.shade100,
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colorText: Colors.orange.shade900,
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);
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}
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}
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void _startDraw() async {
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if (!_formKey.currentState!.validate()) return;
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// Generate seeds before navigation
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_generateSeeds();
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final month = int.parse(_monthController.text);
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final year = int.parse(_yearController.text);
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// Close this dialog and navigate to full-screen draw animation
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Navigator.of(context).pop();
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final result = await Get.to(
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() => DrawAnimationPage(
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group: widget.group,
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month: month,
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year: year,
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serverSeed: _serverSeed!,
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nonce: _nonce!,
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eligibleMembers: _eligibleMembers,
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),
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transition: Transition.fadeIn,
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duration: const Duration(milliseconds: 500),
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);
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// If draw was successful, reload draws in parent
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if (result == true) {
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final chitGroupService = Get.find<ChitGroupService>();
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await chitGroupService.loadGroupMonthlyDraws(widget.group.id);
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}
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}
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void _generateSeeds() {
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// Generate server seed
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final random = math.Random();
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_serverSeed = List.generate(32, (index) => random.nextInt(256))
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.map((byte) => byte.toRadixString(16).padLeft(2, '0'))
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.join();
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// Generate nonce
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_nonce = random.nextInt(1000000);
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}
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void _onDrawComplete(String winnerId, Map<String, dynamic> winnerData) {
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setState(() {
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_isDrawComplete = true;
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_winnerData = winnerData;
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});
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// Stop recording
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_stopRecordingWithDetails();
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}
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void _startRecording() {
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_recordingService.startRecording();
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}
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void _stopRecording() {
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_recordingService.stopRecording();
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}
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void _stopRecordingWithDetails() {
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final month = int.parse(_monthController.text);
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final year = int.parse(_yearController.text);
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_recordingService.saveRecordingWithDetails(
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groupName: widget.group.name,
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month: month.toString(),
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year: year.toString(),
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serverSeed: _serverSeed ?? '',
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clientSeed: '',
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nonce: _nonce ?? 0,
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winnerName: _winnerData?['name'] ?? 'Unknown',
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);
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}
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@override
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Widget build(BuildContext context) {
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return RecordingOverlay(
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showRecordingIndicator: true,
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child: Dialog(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16.r)),
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insetPadding: EdgeInsets.symmetric(horizontal: 16.w, vertical: 40.h),
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child: Container(
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width: double.infinity,
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child: Column(
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mainAxisSize: MainAxisSize.max,
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children: [
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// Header
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Container(
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padding: EdgeInsets.all(16.w),
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decoration: BoxDecoration(
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color: Colors.purple.shade600,
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borderRadius: BorderRadius.only(
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topLeft: Radius.circular(16.r),
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topRight: Radius.circular(16.r),
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),
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),
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child: Row(
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children: [
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Icon(
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Icons.casino,
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color: Colors.white,
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size: 24.w,
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),
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SizedBox(width: 12.w),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'Monthly Draw',
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style: TextStyle(
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color: Colors.white,
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fontSize: 18.sp,
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fontWeight: FontWeight.bold,
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),
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),
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Text(
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'${_monthController.text}/${_yearController.text}',
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style: TextStyle(
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color: Colors.white.withOpacity(0.9),
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fontSize: 12.sp,
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),
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),
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],
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),
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),
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IconButton(
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onPressed: () => Navigator.of(context).pop(),
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icon: const Icon(Icons.close, color: Colors.white),
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padding: EdgeInsets.zero,
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constraints: const BoxConstraints(),
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),
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],
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),
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),
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// Content - Scrollable
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Expanded(
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child: SingleChildScrollView(
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padding: EdgeInsets.all(16.w),
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child: FadeTransition(
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opacity: _fadeAnimation,
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child: SlideTransition(
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position: _slideAnimation,
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child: Column(
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children: [
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if (!_isDrawStarted) _buildDrawForm(),
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if (_isDrawStarted && !_isDrawComplete) _buildDrawInProgress(),
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if (_isDrawComplete) _buildDrawResult(),
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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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// Action Buttons - Always visible at bottom
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Container(
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padding: EdgeInsets.all(16.w),
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decoration: BoxDecoration(
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color: Colors.white,
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border: Border(
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top: BorderSide(color: Colors.grey.shade200, width: 1),
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),
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borderRadius: BorderRadius.only(
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bottomLeft: Radius.circular(16.r),
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bottomRight: Radius.circular(16.r),
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),
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),
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child: Row(
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children: [
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Expanded(
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child: OutlinedButton(
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onPressed: () => Navigator.of(context).pop(),
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style: OutlinedButton.styleFrom(
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padding: EdgeInsets.symmetric(vertical: 14.h),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8.r),
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),
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),
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child: Text(
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'Cancel',
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style: TextStyle(fontSize: 16.sp, fontWeight: FontWeight.w600),
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),
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),
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),
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SizedBox(width: 12.w),
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if (!_isDrawStarted)
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Expanded(
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child: ElevatedButton(
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onPressed: _isLoading ? null : _startDraw,
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.purple.shade600,
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foregroundColor: Colors.white,
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padding: EdgeInsets.symmetric(vertical: 14.h),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8.r),
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),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.play_arrow, size: 20.w),
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SizedBox(width: 8.w),
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Text(
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'Start Draw',
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style: TextStyle(fontSize: 16.sp, fontWeight: FontWeight.w600),
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),
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],
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),
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),
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),
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if (_isDrawComplete)
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Expanded(
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child: ElevatedButton(
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onPressed: _saveDrawResult,
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.green.shade600,
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foregroundColor: Colors.white,
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padding: EdgeInsets.symmetric(vertical: 14.h),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8.r),
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),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.save, size: 20.w),
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SizedBox(width: 8.w),
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Text(
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'Save Result',
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style: TextStyle(fontSize: 16.sp, fontWeight: FontWeight.w600),
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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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),
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),
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),
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);
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}
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Widget _buildDrawForm() {
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return Form(
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key: _formKey,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Draw Details
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Text(
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'Draw Details',
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style: TextStyle(
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fontSize: 16.sp,
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fontWeight: FontWeight.w600,
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color: Colors.grey.shade800,
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),
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),
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SizedBox(height: 16.h),
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Row(
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children: [
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Expanded(
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child: TextFormField(
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controller: _monthController,
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decoration: InputDecoration(
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labelText: 'Month *',
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hintText: 'e.g., 12',
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prefixIcon: const Icon(Icons.calendar_month),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8.r),
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),
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),
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keyboardType: TextInputType.number,
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Month is required';
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}
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final month = int.tryParse(value);
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if (month == null || month < 1 || month > 12) {
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return 'Please enter a valid month (1-12)';
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}
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return null;
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},
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),
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),
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SizedBox(width: 16.w),
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Expanded(
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child: TextFormField(
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controller: _yearController,
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decoration: InputDecoration(
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labelText: 'Year *',
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hintText: 'e.g., 2024',
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prefixIcon: const Icon(Icons.calendar_today),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8.r),
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),
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),
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keyboardType: TextInputType.number,
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Year is required';
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}
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final year = int.tryParse(value);
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if (year == null || year < 2020 || year > 2030) {
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return 'Please enter a valid year';
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}
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return null;
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},
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),
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),
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],
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),
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SizedBox(height: 16.h),
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// Quick Info
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Container(
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padding: EdgeInsets.all(12.w),
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decoration: BoxDecoration(
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color: Colors.grey.shade50,
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borderRadius: BorderRadius.circular(8.r),
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border: Border.all(color: Colors.grey.shade200),
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),
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child: Row(
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children: [
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Icon(Icons.info_outline, color: Colors.grey.shade600, size: 16.w),
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SizedBox(width: 8.w),
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Expanded(
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child: Text(
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'Draw will use provably fair system with animated selection',
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style: TextStyle(
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fontSize: 12.sp,
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color: Colors.grey.shade700,
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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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SizedBox(height: 16.h),
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// Eligible Members
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Text(
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'Eligible Members (${_eligibleMembers.length})',
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style: TextStyle(
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fontSize: 16.sp,
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fontWeight: FontWeight.w600,
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color: Colors.grey.shade800,
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),
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),
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SizedBox(height: 12.h),
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Container(
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height: 150.h,
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decoration: BoxDecoration(
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border: Border.all(color: Colors.grey.shade300),
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borderRadius: BorderRadius.circular(8.r),
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),
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child: ListView.builder(
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itemCount: _eligibleMembers.length,
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itemBuilder: (context, index) {
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final member = _eligibleMembers[index];
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return ListTile(
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leading: CircleAvatar(
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backgroundColor: Colors.purple.shade100,
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child: Text(
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(member['name']?.isNotEmpty == true ? member['name'].substring(0, 1) : 'M').toUpperCase(),
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style: TextStyle(
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color: Colors.purple.shade700,
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fontWeight: FontWeight.w600,
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),
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),
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),
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title: Text(
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member['name'],
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style: TextStyle(fontWeight: FontWeight.w500),
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),
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subtitle: Text(member['mobile']),
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trailing: Icon(
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Icons.check_circle,
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color: Colors.green.shade600,
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size: 20.w,
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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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Widget _buildDrawInProgress() {
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return Column(
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children: [
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Text(
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'Choose Your Draw Animation',
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style: TextStyle(
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fontSize: 20.sp,
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fontWeight: FontWeight.bold,
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color: Colors.purple.shade700,
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),
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),
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SizedBox(height: 16.h),
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Text(
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'Select the animation type that works best for your group size',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontSize: 14.sp,
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color: Colors.grey.shade600,
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height: 1.4,
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),
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),
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SizedBox(height: 24.h),
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Center(
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child: DrawAnimationSelector(
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members: _eligibleMembers,
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onDrawComplete: (winnerId) {
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final winner = _eligibleMembers.firstWhere((m) => m['id'] == winnerId);
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_onDrawComplete(winnerId, winner);
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},
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serverSeed: _serverSeed,
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clientSeed: null,
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nonce: _nonce,
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animationDuration: const Duration(seconds: 4),
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),
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),
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],
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);
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}
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Widget _buildDrawResult() {
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return Column(
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children: [
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// Winner Announcement
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Container(
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padding: EdgeInsets.all(20.w),
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decoration: BoxDecoration(
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color: Colors.green.shade50,
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borderRadius: BorderRadius.circular(12.r),
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border: Border.all(color: Colors.green.shade200),
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),
|
|
child: Column(
|
|
children: [
|
|
Icon(
|
|
Icons.emoji_events,
|
|
color: Colors.amber.shade600,
|
|
size: 48.w,
|
|
),
|
|
SizedBox(height: 16.h),
|
|
Text(
|
|
'Winner Selected!',
|
|
style: TextStyle(
|
|
fontSize: 20.sp,
|
|
fontWeight: FontWeight.bold,
|
|
color: Colors.green.shade800,
|
|
),
|
|
),
|
|
SizedBox(height: 8.h),
|
|
Text(
|
|
_winnerData?['name'] ?? 'Unknown',
|
|
style: TextStyle(
|
|
fontSize: 18.sp,
|
|
fontWeight: FontWeight.w600,
|
|
color: Colors.green.shade700,
|
|
),
|
|
),
|
|
SizedBox(height: 4.h),
|
|
Text(
|
|
_winnerData?['mobile'] ?? '',
|
|
style: TextStyle(
|
|
fontSize: 14.sp,
|
|
color: Colors.grey.shade600,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
SizedBox(height: 16.h),
|
|
|
|
// Quick Info
|
|
Container(
|
|
padding: EdgeInsets.all(12.w),
|
|
decoration: BoxDecoration(
|
|
color: Colors.blue.shade50,
|
|
borderRadius: BorderRadius.circular(8.r),
|
|
border: Border.all(color: Colors.blue.shade200),
|
|
),
|
|
child: Row(
|
|
children: [
|
|
Icon(Icons.security, color: Colors.blue.shade600, size: 16.w),
|
|
SizedBox(width: 8.w),
|
|
Expanded(
|
|
child: Text(
|
|
'Draw completed using provably fair system. Recording saved.',
|
|
style: TextStyle(
|
|
fontSize: 12.sp,
|
|
color: Colors.blue.shade700,
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
Future<void> _saveDrawResult() async {
|
|
setState(() => _isLoading = true);
|
|
|
|
try {
|
|
final month = int.parse(_monthController.text);
|
|
final year = int.parse(_yearController.text);
|
|
|
|
final success = await ChitGroupService.to.createMonthlyDraw(
|
|
widget.group.id,
|
|
month,
|
|
year,
|
|
clientSeed: null,
|
|
);
|
|
|
|
if (success) {
|
|
Navigator.of(context).pop();
|
|
Get.snackbar(
|
|
'Success',
|
|
'Monthly draw completed successfully!',
|
|
backgroundColor: Colors.green.shade600,
|
|
colorText: Colors.white,
|
|
snackPosition: SnackPosition.TOP,
|
|
);
|
|
} else {
|
|
Get.snackbar(
|
|
'Error',
|
|
'Failed to save draw result. Please try again.',
|
|
backgroundColor: Colors.red.shade600,
|
|
colorText: Colors.white,
|
|
snackPosition: SnackPosition.TOP,
|
|
);
|
|
}
|
|
} catch (e) {
|
|
Get.snackbar(
|
|
'Error',
|
|
'An error occurred: $e',
|
|
backgroundColor: Colors.red.shade600,
|
|
colorText: Colors.white,
|
|
snackPosition: SnackPosition.TOP,
|
|
);
|
|
} finally {
|
|
setState(() => _isLoading = false);
|
|
}
|
|
}
|
|
}
|