Alma Alexyz
fbf04d90db
Port the Oracle off the Python g4f container onto on-device providers: Chromium HTTP via Cronet, a shared cookie session, IterList retry, hosted OpenAI-compat aggregators, and same-origin WebView fallbacks instead of CORS fetch.
77 lines
2.1 KiB
Dart
77 lines
2.1 KiB
Dart
import 'dart:convert';
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import 'package:http/http.dart' as http;
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import '../http_client.dart';
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import '../http_util.dart';
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import '../models.dart';
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import 'base_provider.dart';
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/// Faithful port of `g4f.Provider.Yqcloud`.
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class Yqcloud extends BaseProvider {
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@override
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String get name => 'Yqcloud';
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@override
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String get url => 'https://chat9.yqcloud.top';
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@override
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bool get working => true;
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@override
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List<String> get models => const ['gpt-4'];
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@override
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String get defaultModel => 'gpt-4';
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@override
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Map<String, String> get modelAliases => const {
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G4FModels.gpt4o: 'gpt-4',
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G4FModels.gpt4oMini: 'gpt-4',
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};
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static const _endpoint = 'https://api.binjie.fun/api/generateStream';
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@override
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Stream<String> createAsyncGenerator(
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String model,
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List<Message> messages, {
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bool stream = false,
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}) async* {
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final systemMessage = extractSystemMessage(messages);
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final history = [
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for (final m in messages)
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if (m.role != Role.system) m,
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];
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final prompt = formatPrompt(history, includeSystem: false);
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final userId = '#/chat/${DateTime.now().millisecondsSinceEpoch}';
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final req = http.Request('POST', Uri.parse(_endpoint));
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req.headers.addAll({
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'accept': 'application/json, text/plain, */*',
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'accept-language': 'en-US,en;q=0.9',
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'content-type': 'application/json',
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'origin': url,
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'referer': '$url/',
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'user-agent': kDesktopUserAgent,
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});
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req.body = jsonEncode({
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'prompt': prompt,
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'userId': userId,
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'network': true,
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'system': systemMessage,
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'withoutContext': false,
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'stream': true,
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});
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final response = await g4fHttp.send(req).timeout(requestTimeout);
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if (response.statusCode != 200) {
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final err = await response.stream.bytesToString();
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throw Exception('$name returned ${response.statusCode}: $err');
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}
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final fullText = utf8.decode(await response.stream.toBytes()).trim();
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if (!looksLikeModelOutput(fullText) || fullText.contains('Error:')) {
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throw Exception('$name unusable body');
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}
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yield fullText;
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}
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}
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