836 lines
28 KiB
Dart
836 lines
28 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:geolocator/geolocator.dart';
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import 'package:go_router/go_router.dart';
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import '../../../core/constants/app_colors.dart';
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import '../../../core/constants/app_typography.dart';
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import '../../../core/utils/category_mapper.dart';
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import '../../../domain/entities/restaurant.dart';
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import '../../../domain/entities/weather_info.dart';
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import '../../providers/ad_provider.dart';
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import '../../providers/location_provider.dart';
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import '../../providers/recommendation_provider.dart';
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import '../../providers/restaurant_provider.dart';
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import '../../providers/weather_provider.dart';
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import '../../widgets/native_ad_placeholder.dart';
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import 'widgets/recommendation_result_dialog.dart';
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class RandomSelectionScreen extends ConsumerStatefulWidget {
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const RandomSelectionScreen({super.key});
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@override
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ConsumerState<RandomSelectionScreen> createState() =>
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_RandomSelectionScreenState();
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}
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class _RandomSelectionScreenState extends ConsumerState<RandomSelectionScreen> {
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double _distanceValue = 500;
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final List<String> _selectedCategories = [];
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final List<String> _excludedRestaurantIds = [];
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bool _isProcessingRecommendation = false;
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bool _hasUserAdjustedCategories = false;
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@override
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Widget build(BuildContext context) {
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final isDark = Theme.of(context).brightness == Brightness.dark;
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return Scaffold(
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backgroundColor: isDark
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? AppColors.darkBackground
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: AppColors.lightBackground,
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appBar: AppBar(
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title: const Text('오늘 뭐 먹Z?'),
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backgroundColor: isDark
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? AppColors.darkPrimary
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: AppColors.lightPrimary,
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foregroundColor: Colors.white,
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elevation: 0,
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),
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body: SingleChildScrollView(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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// 상단 요약 바 (높이 최소화)
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Card(
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color: isDark ? AppColors.darkSurface : AppColors.lightSurface,
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elevation: 1,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 12,
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vertical: 10,
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),
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child: Row(
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children: [
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Container(
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width: 36,
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height: 36,
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decoration: BoxDecoration(
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color: AppColors.lightPrimary.withOpacity(0.1),
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borderRadius: BorderRadius.circular(10),
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),
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child: const Icon(
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Icons.restaurant,
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size: 20,
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color: AppColors.lightPrimary,
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),
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),
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const SizedBox(width: 10),
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Expanded(
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child: Consumer(
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builder: (context, ref, child) {
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final restaurantsAsync = ref.watch(
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restaurantListProvider,
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);
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return restaurantsAsync.when(
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data: (restaurants) => Text(
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'등록된 맛집 ${restaurants.length}개',
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style: AppTypography.heading2(
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isDark,
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).copyWith(fontSize: 18),
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),
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loading: () => const SizedBox(
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height: 20,
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width: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: AppColors.lightPrimary,
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),
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),
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error: (_, __) => Text(
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'등록된 맛집 0개',
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style: AppTypography.heading2(
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isDark,
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).copyWith(fontSize: 18),
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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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const SizedBox(height: 12),
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// 날씨 정보 카드
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Card(
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color: isDark ? AppColors.darkSurface : AppColors.lightSurface,
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elevation: 1,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 12,
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vertical: 14,
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),
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child: Consumer(
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builder: (context, ref, child) {
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final weatherAsync = ref.watch(weatherProvider);
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return weatherAsync.when(
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data: (weather) => Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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_buildWeatherData('지금', weather.current, isDark),
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Container(
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width: 1,
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height: 50,
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color: isDark
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? AppColors.darkDivider
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: AppColors.lightDivider,
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),
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_buildWeatherData('1시간 후', weather.nextHour, isDark),
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],
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),
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loading: () => const Center(
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child: CircularProgressIndicator(
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color: AppColors.lightPrimary,
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),
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),
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error: (_, __) => Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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_buildWeatherInfo(
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'지금',
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Icons.wb_sunny,
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'맑음',
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20,
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isDark,
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),
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Container(
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width: 1,
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height: 50,
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color: isDark
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? AppColors.darkDivider
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: AppColors.lightDivider,
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),
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_buildWeatherInfo(
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'1시간 후',
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Icons.wb_sunny,
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'맑음',
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22,
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isDark,
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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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const SizedBox(height: 12),
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// 카테고리 선택 카드
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Card(
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color: isDark ? AppColors.darkSurface : AppColors.lightSurface,
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elevation: 1,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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child: Padding(
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padding: const EdgeInsets.fromLTRB(12, 14, 12, 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text('카테고리', style: AppTypography.heading2(isDark)),
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const SizedBox(height: 10),
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Consumer(
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builder: (context, ref, child) {
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final categoriesAsync = ref.watch(categoriesProvider);
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return categoriesAsync.when(
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data: (categories) {
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_ensureDefaultCategorySelection(categories);
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final selectedCategories =
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_effectiveSelectedCategories(categories);
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final isAllSelected = _isAllCategoriesSelected(
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categories,
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);
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final categoryChips = categories
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.map(
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(category) => _buildCategoryChip(
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category,
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isDark,
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selectedCategories.contains(category),
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categories,
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),
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)
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.toList();
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return Wrap(
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spacing: 8,
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runSpacing: 10,
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children: categories.isEmpty
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? [const Text('카테고리 없음')]
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: [
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_buildAllCategoryChip(
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isDark,
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isAllSelected,
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categories,
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),
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...categoryChips,
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],
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);
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},
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loading: () => const CircularProgressIndicator(),
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error: (_, __) => const Text('카테고리를 불러올 수 없습니다'),
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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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const SizedBox(height: 12),
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// 거리 설정 카드
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Card(
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color: isDark ? AppColors.darkSurface : AppColors.lightSurface,
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elevation: 1,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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child: Padding(
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padding: const EdgeInsets.fromLTRB(12, 14, 12, 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text('최대 거리', style: AppTypography.heading2(isDark)),
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const SizedBox(height: 10),
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Row(
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children: [
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Expanded(
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child: SliderTheme(
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data: SliderTheme.of(context).copyWith(
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activeTrackColor: AppColors.lightPrimary,
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inactiveTrackColor: AppColors.lightPrimary
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.withValues(alpha: 0.3),
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thumbColor: AppColors.lightPrimary,
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trackHeight: 4,
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),
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child: Slider(
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value: _distanceValue,
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min: 100,
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max: 2000,
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divisions: 19,
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onChanged: (value) {
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setState(() => _distanceValue = value);
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},
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),
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),
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),
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const SizedBox(width: 12),
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Text(
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'${_distanceValue.toInt()}m',
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style: AppTypography.body1(
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isDark,
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).copyWith(fontWeight: FontWeight.bold),
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),
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],
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),
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const SizedBox(height: 6),
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Consumer(
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builder: (context, ref, child) {
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final locationAsync = ref.watch(
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currentLocationWithFallbackProvider,
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);
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final restaurantsAsync = ref.watch(
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restaurantListProvider,
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);
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final categoriesAsync = ref.watch(categoriesProvider);
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final location = locationAsync.maybeWhen(
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data: (pos) => pos,
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orElse: () => null,
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);
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final restaurants = restaurantsAsync.maybeWhen(
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data: (list) => list,
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orElse: () => null,
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);
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final categories = categoriesAsync.maybeWhen(
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data: (list) => list,
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orElse: () => const <String>[],
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);
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if (location != null && restaurants != null) {
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final count = _getRestaurantCountInRange(
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restaurants,
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location,
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_distanceValue,
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_effectiveSelectedCategories(categories),
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);
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return Text(
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'$count개 맛집 포함',
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style: AppTypography.caption(isDark),
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);
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}
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return Text(
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'위치 정보를 가져오는 중...',
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style: AppTypography.caption(isDark),
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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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const SizedBox(height: 16),
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// 추천받기 버튼
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ElevatedButton(
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onPressed: !_isProcessingRecommendation && _canRecommend()
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? () => _startRecommendation()
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: null,
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style: ElevatedButton.styleFrom(
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backgroundColor: AppColors.lightPrimary,
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foregroundColor: Colors.white,
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padding: const EdgeInsets.symmetric(vertical: 20),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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elevation: 3,
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),
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child: _isProcessingRecommendation
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? const SizedBox(
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height: 24,
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width: 24,
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child: CircularProgressIndicator(
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strokeWidth: 2.5,
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color: Colors.white,
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),
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)
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: const Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.play_arrow, size: 28),
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SizedBox(width: 8),
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Text(
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'광고보고 추천받기',
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style: TextStyle(
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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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const SizedBox(height: 16),
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const NativeAdPlaceholder(
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margin: EdgeInsets.symmetric(vertical: 8),
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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 _buildWeatherData(String label, WeatherData weatherData, bool isDark) {
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return Column(
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children: [
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Text(label, style: AppTypography.caption(isDark)),
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const SizedBox(height: 8),
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Icon(
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weatherData.isRainy ? Icons.umbrella : Icons.wb_sunny,
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color: weatherData.isRainy ? Colors.blue : Colors.orange,
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size: 32,
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),
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const SizedBox(height: 4),
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Text(
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'${weatherData.temperature}°C',
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style: AppTypography.body1(
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isDark,
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).copyWith(fontWeight: FontWeight.bold),
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),
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Text(weatherData.description, style: AppTypography.caption(isDark)),
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],
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);
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}
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Widget _buildWeatherInfo(
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String label,
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IconData icon,
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String description,
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int temperature,
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bool isDark,
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) {
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return Column(
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children: [
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Text(label, style: AppTypography.caption(isDark)),
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const SizedBox(height: 8),
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Icon(icon, color: Colors.orange, size: 32),
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const SizedBox(height: 4),
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Text(
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'$temperature°C',
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style: AppTypography.body1(
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isDark,
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).copyWith(fontWeight: FontWeight.bold),
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),
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Text(description, style: AppTypography.caption(isDark)),
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],
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);
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}
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Widget _buildAllCategoryChip(
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bool isDark,
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bool isSelected,
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List<String> availableCategories,
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) {
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const icon = Icons.restaurant_menu;
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return FilterChip(
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label: const Text('전체'),
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selected: isSelected,
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onSelected: (_) => _handleToggleAllCategories(availableCategories),
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avatar: _buildChipIcon(
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isSelected: isSelected,
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icon: icon,
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color: AppColors.lightPrimary,
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),
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backgroundColor: isDark
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? AppColors.darkSurface
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: AppColors.lightBackground,
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selectedColor: AppColors.lightPrimary.withValues(alpha: 0.2),
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checkmarkColor: AppColors.lightPrimary,
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showCheckmark: false,
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labelStyle: TextStyle(
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color: isSelected
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? AppColors.lightPrimary
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: (isDark ? AppColors.darkTextPrimary : AppColors.lightTextPrimary),
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fontWeight: isSelected ? FontWeight.w600 : FontWeight.w500,
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),
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side: BorderSide(
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color: isSelected
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? AppColors.lightPrimary
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: (isDark ? AppColors.darkDivider : AppColors.lightDivider),
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),
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);
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}
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Widget _buildCategoryChip(
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String category,
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bool isDark,
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bool isSelected,
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List<String> availableCategories,
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) {
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final icon = CategoryMapper.getIcon(category);
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final color = CategoryMapper.getColor(category);
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final activeColor = AppColors.lightPrimary;
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final accentColor = isSelected ? activeColor : color;
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final displayName = CategoryMapper.getDisplayName(category);
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return FilterChip(
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label: Text(displayName),
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selected: isSelected,
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onSelected: (selected) =>
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_handleCategoryToggle(category, selected, availableCategories),
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avatar: _buildChipIcon(
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isSelected: isSelected,
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icon: icon,
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color: accentColor,
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),
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backgroundColor: isDark
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? AppColors.darkSurface
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: AppColors.lightBackground,
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selectedColor: activeColor.withValues(alpha: 0.2),
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checkmarkColor: accentColor,
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showCheckmark: false,
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labelStyle: TextStyle(
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color: isSelected
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? accentColor
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: (isDark ? AppColors.darkTextPrimary : AppColors.lightTextPrimary),
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fontWeight: isSelected ? FontWeight.w600 : FontWeight.w500,
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),
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side: BorderSide(
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color: isSelected
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? accentColor
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: (isDark ? AppColors.darkDivider : AppColors.lightDivider),
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),
|
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);
|
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}
|
|
|
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void _handleCategoryToggle(
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String category,
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bool isSelected,
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List<String> availableCategories,
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) {
|
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final currentSelection = _effectiveSelectedCategories(availableCategories);
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final nextSelection = currentSelection.toSet();
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if (isSelected) {
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nextSelection.add(category);
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} else {
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nextSelection.remove(category);
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}
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setState(() {
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_hasUserAdjustedCategories = true;
|
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_selectedCategories
|
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..clear()
|
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..addAll(nextSelection);
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});
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}
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|
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void _handleToggleAllCategories(List<String> availableCategories) {
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if (availableCategories.isEmpty) return;
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final shouldSelectAll = !_isAllCategoriesSelected(availableCategories);
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|
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setState(() {
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_hasUserAdjustedCategories = true;
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_selectedCategories
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..clear()
|
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..addAll(shouldSelectAll ? availableCategories : <String>[]);
|
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});
|
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}
|
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|
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bool _isAllCategoriesSelected(List<String> availableCategories) {
|
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if (availableCategories.isEmpty) return false;
|
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if (!_hasUserAdjustedCategories) return true;
|
|
|
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final availableSet = availableCategories.toSet();
|
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final selectedSet = _selectedCategories.toSet();
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return selectedSet.isNotEmpty &&
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availableSet.difference(selectedSet).isEmpty;
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}
|
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|
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Widget _buildChipIcon({
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required bool isSelected,
|
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required IconData icon,
|
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required Color color,
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}) {
|
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final displayedIcon = isSelected ? Icons.check : icon;
|
|
return SizedBox(
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width: 20,
|
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height: 20,
|
|
child: Icon(displayedIcon, size: 18, color: color),
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);
|
|
}
|
|
|
|
int _getRestaurantCountInRange(
|
|
List<Restaurant> restaurants,
|
|
Position location,
|
|
double maxDistance,
|
|
List<String> selectedCategories,
|
|
) {
|
|
return restaurants.where((restaurant) {
|
|
final distance = Geolocator.distanceBetween(
|
|
location.latitude,
|
|
location.longitude,
|
|
restaurant.latitude,
|
|
restaurant.longitude,
|
|
);
|
|
final isWithinDistance = distance <= maxDistance;
|
|
final matchesCategory = selectedCategories.isEmpty
|
|
? true
|
|
: selectedCategories.contains(restaurant.category);
|
|
return isWithinDistance && matchesCategory;
|
|
}).length;
|
|
}
|
|
|
|
bool _canRecommend() {
|
|
final locationAsync = ref.read(currentLocationWithFallbackProvider);
|
|
final restaurantsAsync = ref.read(restaurantListProvider);
|
|
final categories = ref
|
|
.read(categoriesProvider)
|
|
.maybeWhen(data: (list) => list, orElse: () => const <String>[]);
|
|
|
|
final location = locationAsync.maybeWhen(
|
|
data: (pos) => pos,
|
|
orElse: () => null,
|
|
);
|
|
final restaurants = restaurantsAsync.maybeWhen(
|
|
data: (list) => list,
|
|
orElse: () => null,
|
|
);
|
|
|
|
if (location == null || restaurants == null || restaurants.isEmpty) {
|
|
return false;
|
|
}
|
|
|
|
final count = _getRestaurantCountInRange(
|
|
restaurants,
|
|
location,
|
|
_distanceValue,
|
|
_effectiveSelectedCategories(categories),
|
|
);
|
|
return count > 0;
|
|
}
|
|
|
|
Future<void> _startRecommendation({
|
|
bool skipAd = false,
|
|
bool isReroll = false,
|
|
}) async {
|
|
if (_isProcessingRecommendation) return;
|
|
|
|
if (!isReroll) {
|
|
_excludedRestaurantIds.clear();
|
|
}
|
|
|
|
setState(() {
|
|
_isProcessingRecommendation = true;
|
|
});
|
|
|
|
try {
|
|
final candidate = await _generateRecommendationCandidate(
|
|
excludedRestaurantIds: _excludedRestaurantIds,
|
|
);
|
|
if (candidate == null) {
|
|
return;
|
|
}
|
|
final recommendedAt = DateTime.now();
|
|
|
|
if (!skipAd) {
|
|
final adService = ref.read(adServiceProvider);
|
|
// Ad dialog 자체가 비동기 동작을 포함하므로 사용 후 mounted 체크를 수행한다.
|
|
// ignore: use_build_context_synchronously
|
|
final adWatched = await adService.showInterstitialAd(context);
|
|
if (!mounted) return;
|
|
if (!adWatched) {
|
|
_showSnack('광고를 끝까지 시청해야 추천을 받을 수 있어요.', type: _SnackType.error);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (!mounted) return;
|
|
await _showRecommendationDialog(candidate, recommendedAt: recommendedAt);
|
|
} catch (_) {
|
|
_showSnack('추천을 준비하는 중 문제가 발생했습니다.', type: _SnackType.error);
|
|
} finally {
|
|
if (mounted) {
|
|
setState(() {
|
|
_isProcessingRecommendation = false;
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
Future<Restaurant?> _generateRecommendationCandidate({
|
|
List<String> excludedRestaurantIds = const [],
|
|
}) async {
|
|
final notifier = ref.read(recommendationNotifierProvider.notifier);
|
|
final categories = ref
|
|
.read(categoriesProvider)
|
|
.maybeWhen(data: (list) => list, orElse: () => const <String>[]);
|
|
|
|
final recommendation = await notifier.getRandomRecommendation(
|
|
maxDistance: _distanceValue,
|
|
selectedCategories: _effectiveSelectedCategories(categories),
|
|
excludedRestaurantIds: excludedRestaurantIds,
|
|
shouldSaveRecord: false,
|
|
);
|
|
|
|
final result = ref.read(recommendationNotifierProvider);
|
|
|
|
if (result.hasError) {
|
|
final message = result.error?.toString() ?? '알 수 없는 오류';
|
|
_showSnack('추천 중 오류가 발생했습니다: $message', type: _SnackType.error);
|
|
return null;
|
|
}
|
|
|
|
if (recommendation == null) {
|
|
_showSnack(
|
|
'조건에 맞는 식당이 존재하지 않습니다. 광고는 재생되지 않았습니다.',
|
|
type: _SnackType.warning,
|
|
);
|
|
}
|
|
return recommendation;
|
|
}
|
|
|
|
Future<void> _showRecommendationDialog(
|
|
Restaurant restaurant, {
|
|
DateTime? recommendedAt,
|
|
}) async {
|
|
final location = ref
|
|
.read(currentLocationWithFallbackProvider)
|
|
.maybeWhen(data: (pos) => pos, orElse: () => null);
|
|
|
|
final result = await showDialog<RecommendationDialogResult>(
|
|
context: context,
|
|
barrierDismissible: false,
|
|
builder: (dialogContext) => RecommendationResultDialog(
|
|
restaurant: restaurant,
|
|
currentLatitude: location?.latitude,
|
|
currentLongitude: location?.longitude,
|
|
),
|
|
);
|
|
|
|
if (!mounted) return;
|
|
|
|
switch (result) {
|
|
case RecommendationDialogResult.reroll:
|
|
setState(() {
|
|
_excludedRestaurantIds.add(restaurant.id);
|
|
});
|
|
await _startRecommendation(skipAd: false, isReroll: true);
|
|
break;
|
|
case RecommendationDialogResult.confirm:
|
|
case RecommendationDialogResult.autoConfirm:
|
|
default:
|
|
await _handleRecommendationAccepted(
|
|
restaurant,
|
|
recommendedAt ?? DateTime.now(),
|
|
);
|
|
break;
|
|
}
|
|
}
|
|
|
|
Future<void> _handleRecommendationAccepted(
|
|
Restaurant restaurant,
|
|
DateTime recommendationTime,
|
|
) async {
|
|
try {
|
|
final recommendationNotifier = ref.read(
|
|
recommendationNotifierProvider.notifier,
|
|
);
|
|
await recommendationNotifier.saveRecommendationRecord(
|
|
restaurant,
|
|
recommendationTime: recommendationTime,
|
|
visited: false,
|
|
);
|
|
_showSnack('맛있게 드세요! 🍴', type: _SnackType.success);
|
|
if (mounted) {
|
|
setState(() {
|
|
_excludedRestaurantIds.clear();
|
|
});
|
|
}
|
|
} catch (_) {
|
|
_showSnack('방문 기록 또는 알림 예약에 실패했습니다.', type: _SnackType.error);
|
|
}
|
|
|
|
if (!mounted) return;
|
|
final ts = DateTime.now().millisecondsSinceEpoch;
|
|
context.go('/home?tab=calendar&ts=$ts');
|
|
}
|
|
|
|
void _showSnack(String message, {_SnackType type = _SnackType.info}) {
|
|
if (!mounted) return;
|
|
final bgColor = switch (type) {
|
|
_SnackType.success => Colors.teal.shade600,
|
|
_SnackType.warning => Colors.orange.shade600,
|
|
_SnackType.error => AppColors.lightError,
|
|
_SnackType.info => Colors.blueGrey.shade600,
|
|
};
|
|
final topInset = MediaQuery.of(context).viewPadding.top;
|
|
ScaffoldMessenger.of(context)
|
|
..hideCurrentSnackBar()
|
|
..showSnackBar(
|
|
SnackBar(
|
|
content: Text(message),
|
|
backgroundColor: bgColor,
|
|
behavior: SnackBarBehavior.floating,
|
|
margin: EdgeInsets.fromLTRB(
|
|
16,
|
|
(topInset > 0 ? topInset : 16) + 8,
|
|
16,
|
|
0,
|
|
),
|
|
duration: const Duration(seconds: 3),
|
|
),
|
|
);
|
|
}
|
|
|
|
void _ensureDefaultCategorySelection(List<String> categories) {
|
|
if (_hasUserAdjustedCategories || categories.isEmpty) return;
|
|
|
|
final current = _selectedCategories.toSet();
|
|
final incoming = categories.toSet();
|
|
|
|
if (current.length == incoming.length && current.containsAll(incoming)) {
|
|
return;
|
|
}
|
|
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
|
if (!mounted) return;
|
|
setState(() {
|
|
_selectedCategories
|
|
..clear()
|
|
..addAll(categories);
|
|
});
|
|
});
|
|
}
|
|
|
|
List<String> _effectiveSelectedCategories(List<String> availableCategories) {
|
|
final availableSet = availableCategories.toSet();
|
|
final filtered = _selectedCategories
|
|
.where((category) => availableSet.contains(category))
|
|
.toList();
|
|
|
|
if (!_hasUserAdjustedCategories) {
|
|
return availableCategories;
|
|
}
|
|
|
|
return filtered;
|
|
}
|
|
}
|
|
|
|
enum _SnackType { info, warning, error, success }
|