411 lines
16 KiB
Dart
411 lines
16 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:http/http.dart' as http;
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import 'dart:convert';
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import 'dart:async'; // Timer를 사용하기 위해 추가
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import 'package:intl/intl.dart';
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// import 'package:flutter_native_timezone/flutter_native_timezone.dart'; // 주석 처리된 상태 유지
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import '../plan_page.dart'; // PlanPage import
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// CaseStudyPlan 클래스 (변경 없음)
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class CaseStudyPlan {
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final String planId;
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final String planTitle;
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final String planTeacher;
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final String thumbnail;
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CaseStudyPlan({
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required this.planId,
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required this.planTitle,
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required this.planTeacher,
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required this.thumbnail,
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});
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factory CaseStudyPlan.fromJson(Map<String, dynamic> json) {
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return CaseStudyPlan(
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planId: json['casestudy lesson id'] ?? '아이디 없음',
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planTitle: json['course_name'] ?? '제목 없음',
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planTeacher: json['planTeacher'] ?? '',
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thumbnail: json['course_thumbnail'] ?? '',
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);
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}
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}
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// 새로운 추천 플랜 모델
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class RecommendPlan {
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final String planId;
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final String planName;
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final String thumbnail;
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RecommendPlan({
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required this.planId,
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required this.planName,
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required this.thumbnail,
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});
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factory RecommendPlan.fromJson(Map<String, dynamic> json) {
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return RecommendPlan(
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planId: json['plan id'] ?? 'ID 없음',
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planName: json['plane name'] ?? '이름 없음',
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thumbnail: json['thumbnail'] ?? '',
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);
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}
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}
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typedef OnNavigateToPage = void Function(int pageIndex);
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class HomePage extends StatefulWidget {
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// *** 추가: 콜백 함수를 받을 프로퍼티 ***
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final OnNavigateToPage onNavigateToPlanTab;
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const HomePage({
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super.key,
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required this.onNavigateToPlanTab, // *** 생성자에서 콜백 함수를 받도록 수정 ***
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});
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@override
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State<HomePage> createState() => _HomePageState();
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}
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class _HomePageState extends State<HomePage> {
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late Future<List<CaseStudyPlan>> _caseStudyPlans;
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DateTime _currentTime = DateTime.now();
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String _currentTimeZone = 'Loading timezone...';
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late Stream<DateTime> _clockStream;
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// --- 추천 클래스 관련 상태 변수 ---
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List<RecommendPlan> _recommendPlans = [];
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int _currentRecommendIndex = 0;
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Timer? _recommendTimer;
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bool _isLoadingRecommends = true;
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bool _hasRecommendError = false;
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String _recommendErrorText = '';
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// --- 추천 클래스 관련 상태 변수 끝 ---
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List<Widget> _buildPageContents() {
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return [
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_buildHomeContent(),
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const PlanPage(),
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];
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}
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@override
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void initState() {
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super.initState();
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_caseStudyPlans = _fetchCaseStudyPlans();
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_fetchTimezone();
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_clockStream = Stream.periodic(const Duration(seconds: 1), (_) {
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return DateTime.now();
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});
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_currentTime = DateTime.now();
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// --- 추천 클래스 데이터 로드 및 타이머 시작 ---
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_fetchRecommendPlans();
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// --- 추천 클래스 데이터 로드 및 타이머 시작 끝 ---
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}
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@override
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void dispose() {
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_recommendTimer?.cancel(); // 위젯 제거 시 타이머 취소
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super.dispose();
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}
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Future<List<CaseStudyPlan>> _fetchCaseStudyPlans() async {
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final response = await http
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.get(Uri.parse('https://helloworld2-ad2uqhckxq-uc.a.run.app'));
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if (response.statusCode == 200) {
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final Map<String, dynamic> decodedJson = json.decode(response.body);
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if (decodedJson.containsKey('data') && decodedJson['data'] is List) {
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final List<dynamic> plansJson = decodedJson['data'];
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return plansJson
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.map((jsonItem) =>
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CaseStudyPlan.fromJson(jsonItem as Map<String, dynamic>))
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.toList();
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} else {
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throw Exception(
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'Invalid data format: "data" field is missing or not a list.');
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}
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} else {
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throw Exception(
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'Failed to load case study plans. Status Code: ${response.statusCode}');
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}
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}
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Future<void> _fetchTimezone() async {
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try {
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final String timeZone = DateTime.now().timeZoneName;
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if (mounted) {
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setState(() {
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_currentTimeZone = timeZone;
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});
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_currentTimeZone = 'Failed to get timezone.';
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});
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}
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}
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}
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// --- 추천 클래스 데이터 가져오는 함수 ---
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Future<void> _fetchRecommendPlans() async {
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if (!mounted) return;
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setState(() {
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_isLoadingRecommends = true;
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_hasRecommendError = false;
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_recommendErrorText = '';
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});
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try {
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final response = await http
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.get(Uri.parse('https://helloworld3-ad2uqhckxq-uc.a.run.app'));
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if (!mounted) return;
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if (response.statusCode == 200) {
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final Map<String, dynamic> decodedJson = json.decode(response.body);
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if (decodedJson.containsKey('data') && decodedJson['data'] is List) {
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final List<dynamic> plansJson = decodedJson['data'];
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setState(() {
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_recommendPlans = plansJson
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.map((jsonItem) =>
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RecommendPlan.fromJson(jsonItem as Map<String, dynamic>))
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.toList();
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_isLoadingRecommends = false;
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if (_recommendPlans.isNotEmpty) {
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_currentRecommendIndex = 0; // 데이터 로드 후 인덱스 초기화
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_startRecommendTimer(); // 데이터 로드 후 타이머 시작
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}
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});
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} else {
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throw Exception('Invalid data format for recommend plans: "data" field is missing or not a list.');
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}
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} else {
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throw Exception(
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'Failed to load recommend plans. Status Code: ${response.statusCode}');
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_isLoadingRecommends = false;
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_hasRecommendError = true;
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_recommendErrorText = e.toString();
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});
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}
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}
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}
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// --- 추천 클래스 데이터 가져오는 함수 끝 ---
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// --- 추천 클래스 순환 타이머 시작 함수 ---
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void _startRecommendTimer() {
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_recommendTimer?.cancel();
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if (_recommendPlans.isEmpty || !mounted) return;
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_recommendTimer = Timer.periodic(const Duration(seconds: 10), (timer) {
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if (!mounted || _recommendPlans.isEmpty) {
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timer.cancel();
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return;
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}
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setState(() {
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_currentRecommendIndex = (_currentRecommendIndex + 1) % _recommendPlans.length;
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});
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});
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}
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// --- 추천 클래스 순환 타이머 시작 함수 끝 ---
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Widget _buildLocalTimeBar() {
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return StreamBuilder<DateTime>(
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stream: _clockStream,
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initialData: _currentTime,
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builder: (context, snapshot) {
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final DateTime displayTime = snapshot.data ?? DateTime.now();
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final String formattedDate = DateFormat.yMMMMd().format(displayTime);
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final String formattedTime = DateFormat.jms().format(displayTime);
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return Container(
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width: double.infinity,
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padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 12.0),
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color: Theme.of(context).primaryColor.withAlpha(25),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text('Your Local Time', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16.0)),
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const SizedBox(height: 6.0),
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Text('$formattedDate, $formattedTime', style: const TextStyle(fontSize: 18.0, fontWeight: FontWeight.w500)),
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const SizedBox(height: 4.0),
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Text('Timezone: $_currentTimeZone', style: TextStyle(fontSize: 13.0, color: Colors.grey[700])),
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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 _buildHomeContent() {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: <Widget>[
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_buildLocalTimeBar(),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 12.0),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: <Widget>[
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Expanded(
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child: ElevatedButton.icon(
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icon: const Icon(Icons.add_circle_outline, size: 20),
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label: const Text('Book Class', style: TextStyle(fontSize: 14)),
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onPressed: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Book Class 버튼 기능 구현 예정')),
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);
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},
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style: ElevatedButton.styleFrom(
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padding: const EdgeInsets.symmetric(vertical: 12.0),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8.0),
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),
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),
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),
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),
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const SizedBox(width: 12.0),
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Expanded(
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child: ElevatedButton.icon(
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icon: const Icon(Icons.schedule, size: 20),
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label: const Text('Schedule', style: TextStyle(fontSize: 14)),
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onPressed: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Schedule 버튼 기능 구현 예정')),
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);
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},
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style: ElevatedButton.styleFrom(
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padding: const EdgeInsets.symmetric(vertical: 12.0),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8.0),
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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 Padding(
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padding: EdgeInsets.fromLTRB(16.0, 16.0, 16.0, 8.0), // vertical을 위아래 다르게 조정
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child: Text('Upcoming Classes', style: TextStyle(fontSize: 20.0, fontWeight: FontWeight.bold)),
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),
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Expanded(
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child: FutureBuilder<List<CaseStudyPlan>>(
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future: _caseStudyPlans,
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.waiting) {
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return const Center(child: CircularProgressIndicator());
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} else if (snapshot.hasError) {
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return Center(child: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Text('Error loading upcoming classes: ${snapshot.error}', textAlign: TextAlign.center),
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));
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} else if (!snapshot.hasData || snapshot.data!.isEmpty) {
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return const Center(child: Text('No upcoming classes available.'));
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} else {
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final plans = snapshot.data!;
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return ListView.builder(
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padding: const EdgeInsets.only(top: 8.0),
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itemCount: plans.length,
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itemBuilder: (context, index) {
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final plan = plans[index];
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return InkWell(
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onTap: () {
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// *** 부모 위젯(MyHomePage)에게 Plan 탭으로 이동하라고 알림 ***
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// *** PlanPage가 _widgetOptions 리스트에서 두 번째(인덱스 1)라고 가정 ***
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widget.onNavigateToPlanTab(1); // *** 전달받은 콜백 호출 ***
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},
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child: Card(
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margin: const EdgeInsets.symmetric(vertical: 6.0, horizontal: 16.0),
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elevation: 2.0,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10.0)),
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child: Padding(
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padding: const EdgeInsets.all(12.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: <Widget>[
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: <Widget>[
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Expanded(
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child: Text(
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plan.planTitle,
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style: Theme.of(context).textTheme.titleMedium?.copyWith(fontWeight: FontWeight.bold),
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overflow: TextOverflow.ellipsis,
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maxLines: 2,
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),
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),
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const SizedBox(width: 8.0),
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Text(
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// plan.planTeacher,
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"",
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style: Theme.of(context).textTheme.bodySmall?.copyWith(color: Colors.grey[600]),
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),
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],
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),
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const SizedBox(height: 8.0),
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if (plan.thumbnail.isNotEmpty)
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ClipRRect(
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borderRadius: BorderRadius.circular(8.0),
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child: Image.network(
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plan.thumbnail,
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height: 150,
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width: double.infinity,
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fit: BoxFit.cover,
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loadingBuilder: (BuildContext context, Widget child, ImageChunkEvent? loadingProgress) {
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if (loadingProgress == null) return child;
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return Container(
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height: 150,
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color: Colors.grey[200],
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child: Center(
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child: CircularProgressIndicator(
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value: loadingProgress.expectedTotalBytes != null
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? loadingProgress.cumulativeBytesLoaded / loadingProgress.expectedTotalBytes!
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: null,
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),
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),
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);
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},
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errorBuilder: (BuildContext context, Object exception, StackTrace? stackTrace) {
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return Container(height: 150, color: Colors.grey[200], child: const Center(child: Icon(Icons.broken_image, color: Colors.grey, size: 50)));
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},
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),
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)
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else
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Container(height: 150, color: Colors.grey[200], child: const Center(child: Text('No Image', style: TextStyle(color: Colors.grey)))),
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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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// --- ▼▼▼ 추천 클래스 섹션 호출 ▼▼▼ ---
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// _buildRecommendSection(),
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// --- ▲▲▲ 추천 클래스 섹션 호출 끝 ▲▲▲ ---
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],
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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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final List<Widget> pageContents = _buildPageContents();
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return Scaffold(
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// appBar: AppBar( // AppBar 주석 처리됨 (기존 코드에서)
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// title: Text(_selectedIndex == 0 ? 'Home' : 'Plan Page'),
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// ),
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body: IndexedStack( // AppBar가 없으므로 SafeArea로 감싸는 것을 고려해볼 수 있습니다.
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index: 0,
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children: pageContents,
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)
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);
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}
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} |