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fix: events parsing from the server (#142)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,142 @@ | ||
| import 'dart:convert'; | ||
|
|
||
| import 'package:bluecherry_client/api/api.dart'; | ||
| import 'package:bluecherry_client/api/api_helpers.dart'; | ||
| import 'package:bluecherry_client/models/event.dart'; | ||
| import 'package:bluecherry_client/models/server.dart'; | ||
| import 'package:bluecherry_client/utils/constants.dart'; | ||
| import 'package:flutter/foundation.dart'; | ||
| import 'package:http/http.dart' as http; | ||
| import 'package:xml2json/xml2json.dart'; | ||
|
|
||
| extension EventsExtension on API { | ||
| /// Gets the [Event]s present on the [server]. | ||
| /// | ||
| /// If server is offline, then it returns an empty list. | ||
| Future<Iterable<Event>> getEvents(Server server) async { | ||
| if (!server.online) { | ||
| debugPrint('Can not get events of an offline server: $server'); | ||
| return []; | ||
| } | ||
|
|
||
| return compute(_getEvents, server); | ||
| } | ||
|
|
||
| static Future<Iterable<Event>> _getEvents(Server server) async { | ||
| if (!server.online) { | ||
| debugPrint('Can not get events of an offline server: $server'); | ||
| return []; | ||
| } | ||
|
|
||
| DevHttpOverrides.configureCertificates(); | ||
|
|
||
| assert(server.serverUUID != null && server.cookie != null); | ||
| final response = await http.get( | ||
| Uri.https( | ||
| '${Uri.encodeComponent(server.login)}:${Uri.encodeComponent(server.password)}@${server.ip}:${server.port}', | ||
| '/events/', | ||
| { | ||
| 'XML': '1', | ||
| 'limit': '$kEventsLimit', | ||
| }, | ||
| ), | ||
| headers: { | ||
| 'Cookie': server.cookie!, | ||
| }, | ||
| ); | ||
|
|
||
| Iterable<Event> events = <Event>[]; | ||
|
|
||
| try { | ||
| debugPrint('Getting events for server ${server.name}'); | ||
|
|
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| final parser = Xml2Json()..parse(response.body); | ||
| events = (jsonDecode(parser.toGData())['feed']['entry'] as List) | ||
| .map((e) { | ||
| if (!e.containsKey('content')) debugPrint(e.toString()); | ||
| return Event( | ||
| server, | ||
| int.parse(e['id']['raw']), | ||
| int.parse((e['category']['term'] as String).split('/').first), | ||
| e['title']['\$t'], | ||
| e['published'] == null || e['published']['\$t'] == null | ||
| ? DateTime.now() | ||
| : DateTime.parse(e['published']['\$t']).toLocal(), | ||
| e['updated'] == null || e['updated']['\$t'] == null | ||
| ? DateTime.now() | ||
| : DateTime.parse(e['updated']['\$t']).toLocal(), | ||
| e['category']['term'], | ||
| !e.containsKey('content') | ||
| ? null | ||
| : int.parse(e['content']['media_id']), | ||
| !e.containsKey('content') | ||
| ? null | ||
| : Uri.parse( | ||
| e['content'][r'$t'].replaceAll( | ||
| 'https://', | ||
| 'https://${Uri.encodeComponent(server.login)}:${Uri.encodeComponent(server.password)}@', | ||
| ), | ||
| ), | ||
| ); | ||
| }) | ||
| .where((e) => e.duration > const Duration(minutes: 1)) | ||
| .cast<Event>(); | ||
| } on Xml2JsonException { | ||
| debugPrint('Failed to parse XML response from server ${server.name}'); | ||
| debugPrint('Attempting to parse using JSON'); | ||
|
|
||
| events = ((jsonDecode(response.body) as Map)['entry'] as List) | ||
| .cast<Map>() | ||
| .map((eventObject) { | ||
| final published = DateTime.parse(eventObject['published']).toLocal(); | ||
| final event = Event.factory( | ||
| server: server, | ||
| id: () { | ||
| final idObject = eventObject['id'].toString(); | ||
|
|
||
| if (int.tryParse(idObject) != null) { | ||
| return int.parse(idObject); | ||
| } | ||
|
|
||
| final parts = idObject.split('id='); | ||
| if (parts.isEmpty) { | ||
| return -1; | ||
| } | ||
|
|
||
| return int.parse(parts.last); | ||
| }(), | ||
| deviceID: int.parse( | ||
| (eventObject['category']['term'] as String?)?.split('/').first ?? | ||
| '-1', | ||
| ), | ||
| title: eventObject['title'], | ||
| published: published, | ||
| updated: eventObject['updated'] == null | ||
| ? published | ||
| : DateTime.parse(eventObject['updated']).toLocal(), | ||
| category: eventObject['category']['term'], | ||
| mediaID: eventObject.containsKey('content') | ||
| ? int.parse(eventObject['content']['media_id']) | ||
| : null, | ||
| mediaURL: eventObject.containsKey('content') | ||
| ? Uri.parse( | ||
| (eventObject['content']['content'] as String).replaceAll( | ||
| 'https://', | ||
| 'https://${Uri.encodeComponent(server.login)}:${Uri.encodeComponent(server.password)}@', | ||
| ), | ||
| ) | ||
| : null, | ||
| ); | ||
| return event; | ||
| }); | ||
| } catch (exception, stacktrace) { | ||
| debugPrint('Failed to getEvents on server ${server.name}'); | ||
| debugPrint(exception.toString()); | ||
| debugPrint(stacktrace.toString()); | ||
| } | ||
|
|
||
| debugPrint('Loaded ${events.length} events for server ${server.name}'); | ||
|
|
||
| return events; | ||
| } | ||
| } |
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