439 lines
14 KiB
Dart
439 lines
14 KiB
Dart
import 'dart:async';
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:dart_jsonwebtoken/dart_jsonwebtoken.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import 'package:intl/intl.dart';
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import 'package:proxibuy/core/gen/assets.gen.dart';
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import 'package:qr_flutter/qr_flutter.dart';
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import 'package:proxibuy/core/config/app_colors.dart';
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import 'package:proxibuy/data/models/offer_model.dart';
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import 'package:slide_countdown/slide_countdown.dart';
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class ReservedListItemCard extends StatefulWidget {
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final OfferModel offer;
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const ReservedListItemCard({super.key, required this.offer});
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@override
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State<ReservedListItemCard> createState() => _ReservedListItemCardState();
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}
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class _ReservedListItemCardState extends State<ReservedListItemCard> {
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bool _isExpanded = false;
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Timer? _timer;
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Duration _remaining = Duration.zero;
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Future<String>? _qrTokenFuture;
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@override
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void initState() {
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super.initState();
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_calculateRemainingTime();
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_timer = Timer.periodic(const Duration(seconds: 1), (_) {
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_calculateRemainingTime();
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});
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}
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Future<String> _generateQrToken() async {
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const storage = FlutterSecureStorage();
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final userID = await storage.read(key: 'userID');
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if (userID == null) {
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throw Exception("User ID not found");
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}
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final payload = {
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'userID': userID,
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'discountID': widget.offer.id,
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'iat': DateTime.now().millisecondsSinceEpoch ~/ 1000,
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};
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const secretKey = 'your_super_secret_key_for_qr';
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final jwt = JWT(payload);
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final token = jwt.sign(SecretKey(secretKey));
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return token;
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}
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void _toggleExpansion() {
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setState(() {
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_isExpanded = !_isExpanded;
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if (_isExpanded && _qrTokenFuture == null) {
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_qrTokenFuture = _generateQrToken();
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}
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});
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}
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void _calculateRemainingTime() {
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final now = DateTime.now();
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if (widget.offer.expiryTime.isAfter(now)) {
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if (mounted) {
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setState(() {
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_remaining = widget.offer.expiryTime.difference(now);
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});
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}
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} else {
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if (mounted) {
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setState(() => _remaining = Duration.zero);
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}
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_timer?.cancel();
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}
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}
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@override
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void dispose() {
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_timer?.cancel();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final isExpired = _remaining <= Duration.zero;
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final cardContent = Column(
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children: [
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Card(
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color: Colors.white,
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shape: RoundedRectangleBorder(
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side: BorderSide(color: Colors.grey.shade300, width: 1),
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borderRadius: BorderRadius.circular(20),
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),
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elevation: 0,
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clipBehavior: Clip.antiAlias,
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margin: EdgeInsets.zero,
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child: _buildOfferPrimaryDetails(),
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),
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_buildActionsRow(),
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_buildExpansionPanel(),
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],
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);
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if (isExpired) {
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return ColorFiltered(
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colorFilter: const ColorFilter.matrix(<double>[
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0.2126, 0.7152, 0.0722, 0, 0,
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0.2126, 0.7152, 0.0722, 0, 0,
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0.2126, 0.7152, 0.0722, 0, 0,
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0, 0, 0, 1, 0,
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]),
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child: cardContent,
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);
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}
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return cardContent;
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}
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Widget _buildOfferPrimaryDetails() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(15, 25, 15, 25),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(8),
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child: CachedNetworkImage(
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imageUrl: widget.offer.coverImageUrl,
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width: 90,
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height: 90,
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fit: BoxFit.cover,
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),
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),
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const SizedBox(width: 12),
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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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Row(
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children: [
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SvgPicture.asset(Assets.icons.shop.path),
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SizedBox(width: 8),
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Text(
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widget.offer.storeName,
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style: const TextStyle(
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fontWeight: FontWeight.normal,
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fontSize: 16,
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),
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),
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],
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),
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const SizedBox(height: 4),
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Row(
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children: [
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SvgPicture.asset(Assets.icons.shoppingCart.path),
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SizedBox(width: 8),
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Text(
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widget.offer.title,
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style: TextStyle(color: AppColors.hint, fontSize: 14),
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),
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],
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),
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const SizedBox(height: 8),
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Row(
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children: [
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SvgPicture.asset(Assets.icons.location.path),
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SizedBox(width: 8),
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Flexible(
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child: Text(
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"${widget.offer.address} (${widget.offer.distanceInMeters} متر تا تخفیف)",
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overflow: TextOverflow.ellipsis,
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maxLines: 1,
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style: const TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.normal,
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color: AppColors.hint,
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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 _buildActionsRow() {
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return Padding(
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padding: const EdgeInsets.fromLTRB(12, 8, 12, 0),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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if (_remaining > Duration.zero)
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Column(
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children: [
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Localizations.override(
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context: context,
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locale: const Locale('en'),
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child: SlideCountdown(
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duration: _remaining,
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slideDirection: SlideDirection.up,
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separator: ':',
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style: const TextStyle(
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fontSize: 25,
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fontWeight: FontWeight.bold,
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color: AppColors.countdown,
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),
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separatorStyle: const TextStyle(
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fontSize: 20,
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color: AppColors.countdown,
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),
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decoration: const BoxDecoration(color: Colors.white),
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shouldShowDays: (d) => d.inDays > 0,
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shouldShowHours: (d) => d.inHours > 0,
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shouldShowMinutes: (d) => d.inSeconds > 0,
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),
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),
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const SizedBox(height: 4),
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_buildTimerLabels(_remaining),
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],
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)
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else
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const Text(
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'منقضی شده',
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style: TextStyle(
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color: Colors.red,
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fontWeight: FontWeight.bold,
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fontSize: 16,
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),
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),
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SizedBox(width: 10),
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TextButton(
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onPressed: _toggleExpansion,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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_isExpanded ? 'بستن' : 'اطلاعات بیشتر',
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style: TextStyle(color: AppColors.active),
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),
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const SizedBox(width: 12),
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AnimatedRotation(
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turns: _isExpanded ? 0.5 : 0,
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duration: const Duration(milliseconds: 300),
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child: SvgPicture.asset(
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Assets.icons.arrowDown.path,
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height: 20,
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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 _buildTimerLabels(Duration duration) {
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const double columnWidth = 40;
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const labelStyle = TextStyle(fontSize: 10, color: AppColors.selectedImg);
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List<Widget> labels = [];
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if (duration.inDays > 0) {
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labels = [
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("ثانیه", style: labelStyle)),
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),
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("دقیقه", style: labelStyle)),
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),
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("ساعت", style: labelStyle)),
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),
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("روز", style: labelStyle)),
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),
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];
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} else if (duration.inHours > 0) {
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labels = [
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("ثانیه", style: labelStyle)),
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),
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("دقیقه", style: labelStyle)),
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),
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("ساعت", style: labelStyle)),
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),
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];
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} else if (duration.inSeconds > 0) {
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labels = [
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("ثانیه", style: labelStyle)),
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),
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SizedBox(
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width: columnWidth,
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child: Center(child: Text("دقیقه", style: labelStyle)),
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),
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];
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}
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return Row(mainAxisAlignment: MainAxisAlignment.center, children: labels);
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}
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Widget _buildExpansionPanel() {
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final formatCurrency = NumberFormat.decimalPattern('fa_IR');
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return AnimatedCrossFade(
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firstChild: Container(),
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secondChild: Container(
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padding: const EdgeInsets.symmetric(vertical: 24, horizontal: 16),
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width: double.infinity,
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child: Center(
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child: Column(
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 20,
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vertical: 9,
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),
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decoration: BoxDecoration(
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color: AppColors.singleOfferType,
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borderRadius: BorderRadius.circular(20),
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),
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child: Text(
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"تخفیف ${widget.offer.discountType}",
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style: const TextStyle(
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color: Colors.white,
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fontWeight: FontWeight.normal,
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fontSize: 17,
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),
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),
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),
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Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.end,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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Text(
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'(${(100 - widget.offer.finalPrice / widget.offer.originalPrice * 100).toInt()}%)',
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style: const TextStyle(
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fontSize: 14,
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color: AppColors.singleOfferType,
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fontWeight: FontWeight.normal,
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),
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),
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const SizedBox(width: 8),
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Text(
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formatCurrency.format(widget.offer.originalPrice),
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style: TextStyle(
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fontSize: 14,
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color: Colors.grey.shade600,
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decoration: TextDecoration.lineThrough,
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),
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),
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],
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),
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const SizedBox(height: 1),
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Text(
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'${formatCurrency.format(widget.offer.finalPrice)} تومان',
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style: const TextStyle(
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color: AppColors.singleOfferType,
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fontSize: 18,
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fontWeight: FontWeight.bold,
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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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const SizedBox(height: 20),
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Container(
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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color: Color.fromARGB(255, 246, 246, 246),
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borderRadius: BorderRadius.circular(16),
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),
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child: FutureBuilder<String>(
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future: _qrTokenFuture,
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.waiting) {
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return const SizedBox(
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height: 280.0,
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child: Center(child: CircularProgressIndicator()),
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);
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}
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if (snapshot.hasError) {
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return const SizedBox(
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height: 280.0,
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child: Center(child: Text("خطا در ساخت کد QR")),
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);
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}
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if (snapshot.hasData) {
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return QrImageView(
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data: snapshot.data!,
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version: QrVersions.auto,
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size: 280.0,
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);
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}
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return const SizedBox.shrink();
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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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crossFadeState:
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_isExpanded ? CrossFadeState.showSecond : CrossFadeState.showFirst,
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duration: const Duration(milliseconds: 300),
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);
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}
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} |