379 lines
11 KiB
Dart
379 lines
11 KiB
Dart
import 'dart:async';
|
|
import 'dart:math';
|
|
|
|
import 'package:didvan/models/category.dart';
|
|
import 'package:didvan/models/content.dart';
|
|
import 'package:didvan/models/enums.dart';
|
|
import 'package:didvan/models/overview_data.dart';
|
|
import 'package:didvan/models/radar_details_data.dart';
|
|
import 'package:didvan/models/requests/radar.dart';
|
|
import 'package:didvan/providers/core.dart';
|
|
import 'package:didvan/services/content/content_service.dart';
|
|
import 'package:didvan/services/network/request.dart';
|
|
import 'package:didvan/services/network/request_helper.dart';
|
|
import 'package:didvan/services/s3/s3_media_service.dart';
|
|
|
|
class RadarDetailsState extends CoreProvier {
|
|
final List<RadarDetailsData?> radars = [];
|
|
late Timer _trackingTimer;
|
|
int _trackingTimerCounter = 0;
|
|
late final int initialIndex;
|
|
late final RadarRequestArgs args;
|
|
String? initialDescription;
|
|
bool isFetchingNewItem = false;
|
|
final List<int> relatedQueue = [];
|
|
bool openComments = false;
|
|
bool _isRequestInProgress = false;
|
|
|
|
int _currentIndex = 0;
|
|
int get currentIndex => _currentIndex;
|
|
|
|
RadarDetailsData get currentRadar {
|
|
try {
|
|
return radars[_currentIndex]!;
|
|
} catch (e) {
|
|
return radars[_currentIndex + 1]!;
|
|
}
|
|
}
|
|
|
|
Future<void> getRadarDetails(int id, {bool? isForward}) async {
|
|
if (_isRequestInProgress) {
|
|
return;
|
|
}
|
|
_isRequestInProgress = true;
|
|
|
|
if (isForward == null) {
|
|
appState = AppState.busy;
|
|
} else {
|
|
isFetchingNewItem = true;
|
|
notifyListeners();
|
|
}
|
|
|
|
try {
|
|
if (RequestService.token == null || RequestService.token!.isEmpty) {
|
|
await Future.delayed(const Duration(milliseconds: 500));
|
|
if (RequestService.token == null || RequestService.token!.isEmpty) {
|
|
throw Exception('Token not available');
|
|
}
|
|
}
|
|
|
|
final service = RequestService(RequestHelper.radarDetails(id, args));
|
|
await service.httpGet();
|
|
_handleTracking(sendRequest: isForward != null);
|
|
|
|
if (service.isSuccess) {
|
|
final result = service.result;
|
|
final radar = RadarDetailsData.fromJson(result['radar']);
|
|
|
|
if (isForward == null && initialDescription != null) {
|
|
radar.description = initialDescription;
|
|
}
|
|
|
|
if (isForward == null && radar.description == null) {
|
|
await _fetchDescriptionFromList(radar.id, radar);
|
|
}
|
|
|
|
if (args.page == 0) {
|
|
radars.add(radar);
|
|
initialIndex = 0;
|
|
appState = AppState.idle;
|
|
isFetchingNewItem = false;
|
|
_isRequestInProgress = false;
|
|
return;
|
|
}
|
|
|
|
RadarDetailsData? prevRadar;
|
|
if (result['prevRadar'].isNotEmpty) {
|
|
prevRadar = RadarDetailsData.fromJson(result['prevRadar']);
|
|
}
|
|
|
|
RadarDetailsData? nextRadar;
|
|
if (result['nextRadar'].isNotEmpty) {
|
|
nextRadar = RadarDetailsData.fromJson(result['nextRadar']);
|
|
}
|
|
|
|
if (isForward == null) {
|
|
radars
|
|
.addAll(List.generate(max(radar.order - 2, 0), (index) => null));
|
|
if (prevRadar != null) {
|
|
radars.add(prevRadar);
|
|
}
|
|
radars.add(radar);
|
|
if (nextRadar != null) {
|
|
radars.add(nextRadar);
|
|
}
|
|
_currentIndex = initialIndex = radar.order - 1;
|
|
} else if (isForward) {
|
|
if (!exists(nextRadar) && nextRadar != null) {
|
|
radars.add(nextRadar);
|
|
}
|
|
_currentIndex++;
|
|
} else if (!isForward) {
|
|
if (!exists(prevRadar) && prevRadar != null) {
|
|
radars[_currentIndex - 2] = prevRadar;
|
|
}
|
|
_currentIndex--;
|
|
}
|
|
isFetchingNewItem = false;
|
|
if (currentRadar.contents.length == 1) {
|
|
getRelatedContents();
|
|
}
|
|
appState = AppState.idle;
|
|
} else {
|
|
isFetchingNewItem = false;
|
|
if (isForward == null) {
|
|
appState = AppState.failed;
|
|
} else {
|
|
notifyListeners();
|
|
}
|
|
}
|
|
} catch (e) {
|
|
// ignore: avoid_print
|
|
print('Error fetching radar details: $e');
|
|
isFetchingNewItem = false;
|
|
if (isForward == null) {
|
|
appState = AppState.failed;
|
|
}
|
|
notifyListeners();
|
|
} finally {
|
|
_isRequestInProgress = false;
|
|
}
|
|
}
|
|
|
|
Future<void> _fetchDescriptionFromList(
|
|
int radarId, RadarDetailsData radarItem) async {
|
|
try {
|
|
final service = RequestService(
|
|
RequestHelper.radarOverviews(
|
|
args: const RadarRequestArgs(page: 1),
|
|
),
|
|
);
|
|
await service.httpGet();
|
|
|
|
if (service.isSuccess) {
|
|
final radarList = service.result['radars'] as List?;
|
|
if (radarList != null) {
|
|
for (var item in radarList) {
|
|
if (item['id'] == radarId) {
|
|
final radarData = OverviewData.fromJson(item);
|
|
if (radarData.description.isNotEmpty) {
|
|
radarItem.description = radarData.description;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} catch (e) {
|
|
// ignore: avoid_print
|
|
print('Error fetching description from list: $e');
|
|
}
|
|
}
|
|
|
|
Future<void> getRelatedContents() async {
|
|
if (currentRadar.relatedContents.isNotEmpty &&
|
|
currentRadar.relatedContentsIsEmpty) {
|
|
return;
|
|
}
|
|
relatedQueue.add(currentRadar.id);
|
|
final service = RequestService(RequestHelper.tag(
|
|
ids: currentRadar.tags.map((tag) => tag.id).toList(),
|
|
itemId: currentRadar.id,
|
|
type: 'radar',
|
|
));
|
|
await service.httpGet();
|
|
if (service.isSuccess) {
|
|
final relateds = service.result['contents'];
|
|
for (var i = 0; i < relateds.length; i++) {
|
|
radars
|
|
.where((element) => element != null)
|
|
.firstWhere((element) => element!.id == currentRadar.id)!
|
|
.relatedContents
|
|
.add(OverviewData.fromJson(relateds[i]));
|
|
}
|
|
if (relateds.isEmpty) {
|
|
radars
|
|
.where((element) => element != null)
|
|
.firstWhere((element) => element!.id == currentRadar.id)
|
|
?.relatedContentsIsEmpty = true;
|
|
}
|
|
} else {
|
|
radars
|
|
.where((element) => element != null)
|
|
.firstWhere((element) => element!.id == currentRadar.id)
|
|
?.relatedContentsIsEmpty = true;
|
|
}
|
|
notifyListeners();
|
|
}
|
|
|
|
/// واکشیِ جزئیات از content-service جدید (با uuid) و نمایش در همان
|
|
/// UI رادار. body فرمتِ Editor.js را به بلوکهای `Content` ترجمه میکند.
|
|
Future<void> getContentDetail(String uuid) async {
|
|
appState = AppState.busy;
|
|
notifyListeners();
|
|
try {
|
|
_trackingTimer = Timer(const Duration(seconds: 0), () {});
|
|
|
|
final res = await ContentService.instance.getContent(uuid);
|
|
if (!res.isSuccess || res.data == null) {
|
|
appState = AppState.failed;
|
|
notifyListeners();
|
|
return;
|
|
}
|
|
final item = res.data!;
|
|
final contents = await _bodyToContents(item.body);
|
|
|
|
radars.clear();
|
|
radars.add(RadarDetailsData(
|
|
id: item.id.hashCode,
|
|
title: item.title,
|
|
image: item.coverImage ?? '',
|
|
timeToRead: 0,
|
|
createdAt:
|
|
item.publishedAt?.toIso8601String() ?? DateTime.now().toIso8601String(),
|
|
podcast: null,
|
|
forManagers: false,
|
|
marked: item.isBookmarked,
|
|
comments: 0,
|
|
tags: const [],
|
|
contents: contents,
|
|
categories: const <CategoryData>[],
|
|
order: 1,
|
|
duration: null,
|
|
description: item.summary,
|
|
relatedContentsIsEmpty: true,
|
|
));
|
|
initialIndex = 0;
|
|
_currentIndex = 0;
|
|
appState = AppState.idle;
|
|
notifyListeners();
|
|
} catch (e) {
|
|
// ignore: avoid_print
|
|
print('getContentDetail error: $e');
|
|
appState = AppState.failed;
|
|
notifyListeners();
|
|
}
|
|
}
|
|
|
|
/// همان مَپِّرِ Editor.js → List<Content> که در NewsDetailsState استفاده میشود.
|
|
Future<List<Content>> _bodyToContents(dynamic body) async {
|
|
final result = <Content>[];
|
|
if (body is! Map) return result;
|
|
final blocks = body['blocks'];
|
|
if (blocks is! List) return result;
|
|
var order = 0;
|
|
for (final block in blocks) {
|
|
if (block is! Map) continue;
|
|
final type = block['type'];
|
|
final data = block['data'];
|
|
if (data is! Map) continue;
|
|
order++;
|
|
switch (type) {
|
|
case 'header':
|
|
final lvl = (data['level'] as num?)?.toInt() ?? 2;
|
|
final t = (data['text'] ?? '').toString();
|
|
result.add(Content(
|
|
order: order,
|
|
text: '<h$lvl>$t</h$lvl>',
|
|
audio: null,
|
|
video: null,
|
|
image: null,
|
|
largeImage: null,
|
|
caption: null));
|
|
break;
|
|
case 'paragraph':
|
|
final t = (data['text'] ?? '').toString();
|
|
if (t.trim().isEmpty) break;
|
|
result.add(Content(
|
|
order: order,
|
|
text: t.contains('<') ? t : '<p>$t</p>',
|
|
audio: null,
|
|
video: null,
|
|
image: null,
|
|
largeImage: null,
|
|
caption: null));
|
|
break;
|
|
case 'image':
|
|
final id = data['id'];
|
|
if (id is String && id.isNotEmpty) {
|
|
final url = await S3MediaService.instance.resolveUrl(id);
|
|
if (url != null) {
|
|
result.add(Content(
|
|
order: order,
|
|
text: null,
|
|
audio: null,
|
|
video: null,
|
|
image: url,
|
|
largeImage: url,
|
|
caption: data['caption']?.toString()));
|
|
}
|
|
}
|
|
break;
|
|
case 'table':
|
|
final rows = data['content'];
|
|
if (rows is List) {
|
|
final sb = StringBuffer('<table border="1" cellpadding="6">');
|
|
for (var i = 0; i < rows.length; i++) {
|
|
final row = rows[i];
|
|
if (row is! List) continue;
|
|
sb.write('<tr>');
|
|
for (final cell in row) {
|
|
final tag = i == 0 ? 'th' : 'td';
|
|
sb.write('<$tag>${cell ?? ''}</$tag>');
|
|
}
|
|
sb.write('</tr>');
|
|
}
|
|
sb.write('</table>');
|
|
result.add(Content(
|
|
order: order,
|
|
text: sb.toString(),
|
|
audio: null,
|
|
video: null,
|
|
image: null,
|
|
largeImage: null,
|
|
caption: null));
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool exists(RadarDetailsData? radar) =>
|
|
radars.any((r) => radar != null && r != null && r.id == radar.id);
|
|
|
|
void onCommentsChanged(int count) {
|
|
radars.firstWhere((radar) => radar?.id == currentRadar.id)!.comments =
|
|
count;
|
|
notifyListeners();
|
|
}
|
|
|
|
Future<void> _handleTracking({bool sendRequest = true}) async {
|
|
if (!sendRequest) {
|
|
_trackingTimerCounter = 0;
|
|
_trackingTimer = Timer.periodic(const Duration(seconds: 1), (timer) {
|
|
_trackingTimerCounter++;
|
|
});
|
|
return;
|
|
}
|
|
final service = RequestService(
|
|
RequestHelper.tracking(currentRadar.id, 'radar'),
|
|
body: {
|
|
'sec': _trackingTimerCounter,
|
|
},
|
|
);
|
|
service.put();
|
|
_trackingTimerCounter = 0;
|
|
_trackingTimer.cancel();
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_handleTracking(sendRequest: true);
|
|
_trackingTimer.cancel();
|
|
super.dispose();
|
|
}
|
|
}
|