QodeAssist/providers/OpenAICompatProvider.cpp
2024-08-29 23:10:57 +02:00

130 lines
3.9 KiB
C++

/*
* Copyright (C) 2024 Petr Mironychev
*
* This file is part of QodeAssist.
*
* QodeAssist is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* QodeAssist is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with QodeAssist. If not, see <https://www.gnu.org/licenses/>.
*/
#include "OpenAICompatProvider.h"
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QNetworkReply>
#include <QProcess>
#include "PromptTemplateManager.hpp"
#include "QodeAssistSettings.hpp"
namespace QodeAssist::Providers {
OpenAICompatProvider::OpenAICompatProvider() {}
QString OpenAICompatProvider::name() const
{
return "OpenAI Compatible (experimental)";
}
QString OpenAICompatProvider::url() const
{
return "http://localhost";
}
int OpenAICompatProvider::defaultPort() const
{
return 1234;
}
QString OpenAICompatProvider::completionEndpoint() const
{
return "/v1/chat/completions";
}
void OpenAICompatProvider::prepareRequest(QJsonObject &request)
{
const auto &currentTemplate = PromptTemplateManager::instance().getCurrentTemplate();
if (request.contains("prompt")) {
QJsonArray messages{
{QJsonObject{{"role", "user"}, {"content", request.take("prompt").toString()}}}};
request["messages"] = std::move(messages);
}
request["max_tokens"] = settings().maxTokens();
request["temperature"] = settings().temperature();
request["stop"] = QJsonArray::fromStringList(currentTemplate->stopWords());
if (settings().useTopP())
request["top_p"] = settings().topP();
if (settings().useTopK())
request["top_k"] = settings().topK();
if (settings().useFrequencyPenalty())
request["frequency_penalty"] = settings().frequencyPenalty();
if (settings().usePresencePenalty())
request["presence_penalty"] = settings().presencePenalty();
const QString &apiKey = settings().apiKey.value();
if (!apiKey.isEmpty()) {
request["api_key"] = apiKey;
}
}
bool OpenAICompatProvider::handleResponse(QNetworkReply *reply, QString &accumulatedResponse)
{
bool isComplete = false;
while (reply->canReadLine()) {
QByteArray line = reply->readLine().trimmed();
if (line.isEmpty()) {
continue;
}
if (line == "data: [DONE]") {
isComplete = true;
break;
}
if (line.startsWith("data: ")) {
line = line.mid(6); // Remove "data: " prefix
}
QJsonDocument jsonResponse = QJsonDocument::fromJson(line);
if (jsonResponse.isNull()) {
qWarning() << "Invalid JSON response from LM Studio:" << line;
continue;
}
QJsonObject responseObj = jsonResponse.object();
if (responseObj.contains("choices")) {
QJsonArray choices = responseObj["choices"].toArray();
if (!choices.isEmpty()) {
QJsonObject choice = choices.first().toObject();
QJsonObject delta = choice["delta"].toObject();
if (delta.contains("content")) {
QString completion = delta["content"].toString();
accumulatedResponse += completion;
}
if (choice["finish_reason"].toString() == "stop") {
isComplete = true;
break;
}
}
}
}
return isComplete;
}
QList<QString> OpenAICompatProvider::getInstalledModels(const Utils::Environment &env)
{
return QStringList();
}
} // namespace QodeAssist::Providers