SimpleCloudNotifier/flutter/lib/api/api_client.dart
2024-06-25 20:49:40 +02:00

328 lines
11 KiB
Dart

import 'dart:convert';
import 'package:http/http.dart' as http;
import 'package:simplecloudnotifier/api/api_exception.dart';
import 'package:simplecloudnotifier/models/api_error.dart';
import 'package:simplecloudnotifier/models/client.dart';
import 'package:simplecloudnotifier/models/keytoken.dart';
import 'package:simplecloudnotifier/models/subscription.dart';
import 'package:simplecloudnotifier/models/user.dart';
import 'package:simplecloudnotifier/state/application_log.dart';
import 'package:simplecloudnotifier/state/globals.dart';
import 'package:simplecloudnotifier/state/request_log.dart';
import 'package:simplecloudnotifier/models/channel.dart';
import 'package:simplecloudnotifier/models/scn_message.dart';
import 'package:simplecloudnotifier/state/token_source.dart';
import 'package:simplecloudnotifier/utils/toaster.dart';
enum ChannelSelector {
owned(apiKey: 'owned'), // Return all channels of the user
subscribedAny(apiKey: 'subscribed_any'), // Return all channels that the user is subscribing to (even unconfirmed)
allAny(apiKey: 'all_any'), // Return channels that the user owns or is subscribing (even unconfirmed)
subscribed(apiKey: 'subscribed'), // Return all channels that the user is subscribing to
all(apiKey: 'all'); // Return channels that the user owns or is subscribing
const ChannelSelector({required this.apiKey});
final String apiKey;
}
class APIClient {
static const String _base = 'https://simplecloudnotifier.de/api/v2';
static Future<T> _request<T>({
required String name,
required String method,
required String relURL,
Map<String, String>? query,
required T Function(Map<String, dynamic> json)? fn,
dynamic jsonBody,
String? authToken,
Map<String, String>? header,
}) async {
final t0 = DateTime.now();
final uri = Uri.parse('$_base/$relURL').replace(queryParameters: query ?? {});
final req = http.Request(method, uri);
print('[REQUEST|RUN] [${method}] ${name}');
if (jsonBody != null) {
req.body = jsonEncode(jsonBody);
req.headers['Content-Type'] = 'application/json';
}
if (authToken != null) {
req.headers['Authorization'] = 'SCN ${authToken}';
}
req.headers['User-Agent'] = 'simplecloudnotifier/flutter/${Globals().platform.replaceAll(' ', '_')} ${Globals().version}+${Globals().buildNumber}';
if (header != null && !header.isEmpty) {
req.headers.addAll(header);
}
int responseStatusCode = 0;
String responseBody = '';
Map<String, String> responseHeaders = {};
try {
final response = await req.send();
responseBody = await response.stream.bytesToString();
responseStatusCode = response.statusCode;
responseHeaders = response.headers;
} catch (exc, trace) {
RequestLog.addRequestException(name, t0, method, uri, req.body, req.headers, exc, trace);
Toaster.error("Error", 'Request "${name}" failed');
ApplicationLog.error('Request "${name}" failed: ' + exc.toString(), trace: trace);
rethrow;
}
if (responseStatusCode != 200) {
try {
final apierr = APIError.fromJson(jsonDecode(responseBody) as Map<String, dynamic>);
RequestLog.addRequestAPIError(name, t0, method, uri, req.body, req.headers, responseStatusCode, responseBody, responseHeaders, apierr);
Toaster.error("Error", 'Request "${name}" failed');
throw APIException(responseStatusCode, apierr.error, apierr.errhighlight, apierr.message);
} catch (exc, trace) {
ApplicationLog.warn('Failed to decode api response as error-object', additional: exc.toString() + "\nBody:\n" + responseBody, trace: trace);
}
RequestLog.addRequestErrorStatuscode(name, t0, method, uri, req.body, req.headers, responseStatusCode, responseBody, responseHeaders);
Toaster.error("Error", 'Request "${name}" failed');
throw Exception('API request failed with status code ${responseStatusCode}');
}
try {
final data = jsonDecode(responseBody);
if (fn != null) {
final result = fn(data as Map<String, dynamic>);
RequestLog.addRequestSuccess(name, t0, method, uri, req.body, req.headers, responseStatusCode, responseBody, responseHeaders);
print('[REQUEST|FIN] [${method}] ${name}');
return result;
} else {
RequestLog.addRequestSuccess(name, t0, method, uri, req.body, req.headers, responseStatusCode, responseBody, responseHeaders);
print('[REQUEST|FIN] [${method}] ${name}');
return null as T;
}
} catch (exc, trace) {
RequestLog.addRequestDecodeError(name, t0, method, uri, req.body, req.headers, responseStatusCode, responseBody, responseHeaders, exc, trace);
Toaster.error("Error", 'Request "${name}" failed');
ApplicationLog.error('Failed to decode response: ' + exc.toString(), additional: "\nBody:\n" + responseBody, trace: trace);
rethrow;
}
}
// ==========================================================================================================================================================
static Future<User> getUser(TokenSource auth, String uid) async {
return await _request(
name: 'getUser',
method: 'GET',
relURL: 'users/$uid',
fn: User.fromJson,
authToken: auth.getToken(),
);
}
static Future<UserPreview> getUserPreview(TokenSource auth, String uid) async {
return await _request(
name: 'getUserPreview',
method: 'GET',
relURL: 'preview/users/$uid',
fn: UserPreview.fromJson,
authToken: auth.getToken(),
);
}
static Future<Client> addClient(TokenSource auth, String fcmToken, String agentModel, String agentVersion, String? name, String clientType) async {
return await _request(
name: 'addClient',
method: 'POST',
relURL: 'users/${auth.getUserID()}/clients',
jsonBody: {
'fcm_token': fcmToken,
'agent_model': agentModel,
'agent_version': agentVersion,
'client_type': clientType,
'name': name,
},
fn: Client.fromJson,
authToken: auth.getToken(),
);
}
static Future<Client> updateClient(TokenSource auth, String clientID, String fcmToken, String agentModel, String? name, String agentVersion) async {
return await _request(
name: 'updateClient',
method: 'PUT',
relURL: 'users/${auth.getUserID()}/clients/$clientID',
jsonBody: {
'fcm_token': fcmToken,
'agent_model': agentModel,
'agent_version': agentVersion,
'name': name,
},
fn: Client.fromJson,
authToken: auth.getToken(),
);
}
static Future<Client> getClient(TokenSource auth, String cid) async {
return await _request(
name: 'getClient',
method: 'GET',
relURL: 'users/${auth.getUserID()}/clients/$cid',
fn: Client.fromJson,
authToken: auth.getToken(),
);
}
static Future<List<ChannelWithSubscription>> getChannelList(TokenSource auth, ChannelSelector sel) async {
return await _request(
name: 'getChannelList',
method: 'GET',
relURL: 'users/${auth.getUserID()}/channels',
query: {'selector': sel.apiKey},
fn: (json) => ChannelWithSubscription.fromJsonArray(json['channels'] as List<dynamic>),
authToken: auth.getToken(),
);
}
static Future<ChannelWithSubscription> getChannel(TokenSource auth, String cid) async {
return await _request(
name: 'getChannel',
method: 'GET',
relURL: 'users/${auth.getUserID()}/channels/${cid}',
fn: ChannelWithSubscription.fromJson,
authToken: auth.getToken(),
);
}
static Future<ChannelPreview> getChannelPreview(TokenSource auth, String cid) async {
return await _request(
name: 'getChannelPreview',
method: 'GET',
relURL: 'preview/channels/${cid}',
fn: ChannelPreview.fromJson,
authToken: auth.getToken(),
);
}
static Future<(String, List<SCNMessage>)> getMessageList(TokenSource auth, String pageToken, {int? pageSize, List<String>? channelIDs}) async {
return await _request(
name: 'getMessageList',
method: 'GET',
relURL: 'messages',
query: {
'next_page_token': pageToken,
if (pageSize != null) 'page_size': pageSize.toString(),
if (channelIDs != null) 'channel_id': channelIDs.join(","),
},
fn: (json) => SCNMessage.fromPaginatedJsonArray(json, 'messages', 'next_page_token'),
authToken: auth.getToken(),
);
}
static Future<SCNMessage> getMessage(TokenSource auth, String msgid) async {
return await _request(
name: 'getMessage',
method: 'GET',
relURL: 'messages/$msgid',
query: {},
fn: SCNMessage.fromJson,
authToken: auth.getToken(),
);
}
static Future<List<Subscription>> getSubscriptionList(TokenSource auth) async {
return await _request(
name: 'getSubscriptionList',
method: 'GET',
relURL: 'users/${auth.getUserID()}/subscriptions',
fn: (json) => Subscription.fromJsonArray(json['subscriptions'] as List<dynamic>),
authToken: auth.getToken(),
);
}
static Future<List<Subscription>> getChannelSubscriptions(TokenSource auth, String cid) async {
return await _request(
name: 'getChannelSubscriptions',
method: 'GET',
relURL: 'users/${auth.getUserID()}/channels/${cid}/subscriptions',
fn: (json) => Subscription.fromJsonArray(json['subscriptions'] as List<dynamic>),
authToken: auth.getToken(),
);
}
static Future<List<Client>> getClientList(TokenSource auth) async {
return await _request(
name: 'getClientList',
method: 'GET',
relURL: 'users/${auth.getUserID()}/clients',
fn: (json) => Client.fromJsonArray(json['clients'] as List<dynamic>),
authToken: auth.getToken(),
);
}
static Future<List<KeyToken>> getKeyTokenList(TokenSource auth) async {
return await _request(
name: 'getKeyTokenList',
method: 'GET',
relURL: 'users/${auth.getUserID()}/keys',
fn: (json) => KeyToken.fromJsonArray(json['keys'] as List<dynamic>),
authToken: auth.getToken(),
);
}
static Future<UserWithClientsAndKeys> createUserWithClient(String? username, String clientFcmToken, String clientAgentModel, String clientAgentVersion, String? clientName, String clientType) async {
return await _request(
name: 'createUserWithClient',
method: 'POST',
relURL: 'users',
jsonBody: {
'username': username,
'fcm_token': clientFcmToken,
'agent_model': clientAgentModel,
'agent_version': clientAgentVersion,
'client_name': clientName,
'client_type': clientType,
'no_client': false,
},
fn: UserWithClientsAndKeys.fromJson,
);
}
static Future<KeyToken> getKeyToken(TokenSource auth, String kid) async {
return await _request(
name: 'getKeyToken',
method: 'GET',
relURL: 'users/${auth.getUserID()}/keys/$kid',
fn: KeyToken.fromJson,
authToken: auth.getToken(),
);
}
static Future<KeyTokenPreview> getKeyTokenPreview(TokenSource auth, String kid) async {
return await _request(
name: 'getKeyTokenPreview',
method: 'GET',
relURL: 'preview/keys/$kid',
fn: KeyTokenPreview.fromJson,
authToken: auth.getToken(),
);
}
static Future<KeyToken> getKeyTokenByToken(String userid, String token) async {
return await _request(
name: 'getCurrentKeyToken',
method: 'GET',
relURL: 'users/${userid}/keys/current',
fn: KeyToken.fromJson,
authToken: token,
);
}
}