QodeAssist/LLMClientInterface.cpp
2024-12-10 21:46:39 +01:00

288 lines
9.7 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 "LLMClientInterface.hpp"
#include <QJsonDocument>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <llmcore/RequestConfig.hpp>
#include <texteditor/textdocument.h>
#include "DocumentContextReader.hpp"
#include "llmcore/PromptTemplateManager.hpp"
#include "llmcore/ProvidersManager.hpp"
#include "logger/Logger.hpp"
#include "settings/CodeCompletionSettings.hpp"
#include "settings/GeneralSettings.hpp"
namespace QodeAssist {
LLMClientInterface::LLMClientInterface()
: m_requestHandler(this)
{
connect(&m_requestHandler,
&LLMCore::RequestHandler::completionReceived,
this,
&LLMClientInterface::sendCompletionToClient);
}
Utils::FilePath LLMClientInterface::serverDeviceTemplate() const
{
return "Qode Assist";
}
void LLMClientInterface::startImpl()
{
emit started();
}
void LLMClientInterface::sendData(const QByteArray &data)
{
QJsonDocument doc = QJsonDocument::fromJson(data);
if (!doc.isObject())
return;
QJsonObject request = doc.object();
QString method = request["method"].toString();
if (method == "initialize") {
handleInitialize(request);
} else if (method == "initialized") {
// TODO make initilizied handler
} else if (method == "shutdown") {
handleShutdown(request);
} else if (method == "textDocument/didOpen") {
handleTextDocumentDidOpen(request);
} else if (method == "getCompletionsCycling") {
QString requestId = request["id"].toString();
startTimeMeasurement(requestId);
handleCompletion(request);
} else if (method == "$/cancelRequest") {
handleCancelRequest(request);
} else if (method == "exit") {
// TODO make exit handler
} else {
LOG_MESSAGE(QString("Unknown method: %1").arg(method));
}
}
void LLMClientInterface::handleCancelRequest(const QJsonObject &request)
{
QString id = request["params"].toObject()["id"].toString();
if (m_requestHandler.cancelRequest(id)) {
LOG_MESSAGE(QString("Request %1 cancelled successfully").arg(id));
} else {
LOG_MESSAGE(QString("Request %1 not found").arg(id));
}
}
void LLMClientInterface::handleInitialize(const QJsonObject &request)
{
QJsonObject response;
response["jsonrpc"] = "2.0";
response["id"] = request["id"];
QJsonObject result;
QJsonObject capabilities;
capabilities["textDocumentSync"] = 1;
capabilities["completionProvider"] = QJsonObject{{"resolveProvider", false}};
capabilities["hoverProvider"] = true;
result["capabilities"] = capabilities;
QJsonObject serverInfo;
serverInfo["name"] = "QodeAssist LSP Server";
serverInfo["version"] = "0.1";
result["serverInfo"] = serverInfo;
response["result"] = result;
emit messageReceived(LanguageServerProtocol::JsonRpcMessage(response));
}
void LLMClientInterface::handleShutdown(const QJsonObject &request)
{
QJsonObject response;
response["jsonrpc"] = "2.0";
response["id"] = request["id"];
response["result"] = QJsonValue();
emit messageReceived(LanguageServerProtocol::JsonRpcMessage(response));
}
void LLMClientInterface::handleTextDocumentDidOpen(const QJsonObject &request) {}
void LLMClientInterface::handleInitialized(const QJsonObject &request)
{
QJsonObject response;
response["jsonrpc"] = "2.0";
response["method"] = "initialized";
response["params"] = QJsonObject();
emit messageReceived(LanguageServerProtocol::JsonRpcMessage(response));
}
void LLMClientInterface::handleExit(const QJsonObject &request)
{
emit finished();
}
void LLMClientInterface::handleCompletion(const QJsonObject &request)
{
auto updatedContext = prepareContext(request);
auto &completeSettings = Settings::codeCompletionSettings();
auto providerName = Settings::generalSettings().ccProvider();
auto provider = LLMCore::ProvidersManager::instance().getProviderByName(providerName);
if (!provider) {
LOG_MESSAGE(QString("No provider found with name: %1").arg(providerName));
return;
}
auto templateName = Settings::generalSettings().ccTemplate();
auto promptTemplate = LLMCore::PromptTemplateManager::instance().getFimTemplateByName(
templateName);
if (!promptTemplate) {
LOG_MESSAGE(QString("No template found with name: %1").arg(templateName));
return;
}
LLMCore::LLMConfig config;
config.requestType = LLMCore::RequestType::Fim;
config.provider = provider;
config.promptTemplate = promptTemplate;
config.url = QUrl(
QString("%1%2").arg(Settings::generalSettings().ccUrl(), provider->completionEndpoint()));
config.apiKey = Settings::codeCompletionSettings().apiKey();
config.providerRequest
= {{"model", Settings::generalSettings().ccModel()},
{"stream", Settings::codeCompletionSettings().stream()}};
config.multiLineCompletion = completeSettings.multiLineCompletion();
QString systemPrompt;
if (completeSettings.useSystemPrompt())
systemPrompt.append(completeSettings.systemPrompt());
if (!updatedContext.fileContext.isEmpty())
systemPrompt.append(updatedContext.fileContext);
if (!systemPrompt.isEmpty())
config.providerRequest["system"] = systemPrompt;
const auto stopWords = QJsonArray::fromStringList(config.promptTemplate->stopWords());
if (!stopWords.isEmpty())
config.providerRequest["stop"] = stopWords;
config.promptTemplate->prepareRequest(config.providerRequest, updatedContext);
config.provider->prepareRequest(config.providerRequest, LLMCore::RequestType::Fim);
m_requestHandler.sendLLMRequest(config, request);
}
LLMCore::ContextData LLMClientInterface::prepareContext(const QJsonObject &request,
const QStringView &accumulatedCompletion)
{
QJsonObject params = request["params"].toObject();
QJsonObject doc = params["doc"].toObject();
QJsonObject position = doc["position"].toObject();
QString uri = doc["uri"].toString();
Utils::FilePath filePath = Utils::FilePath::fromString(QUrl(uri).toLocalFile());
TextEditor::TextDocument *textDocument = TextEditor::TextDocument::textDocumentForFilePath(
filePath);
if (!textDocument) {
LOG_MESSAGE("Error: Document is not available for" + filePath.toString());
return LLMCore::ContextData{};
}
int cursorPosition = position["character"].toInt();
int lineNumber = position["line"].toInt();
DocumentContextReader reader(textDocument);
return reader.prepareContext(lineNumber, cursorPosition);
}
void LLMClientInterface::sendCompletionToClient(const QString &completion,
const QJsonObject &request,
bool isComplete)
{
QJsonObject position = request["params"].toObject()["doc"].toObject()["position"].toObject();
QJsonObject response;
response["jsonrpc"] = "2.0";
response[LanguageServerProtocol::idKey] = request["id"];
QJsonObject result;
QJsonArray completions;
QJsonObject completionItem;
completionItem[LanguageServerProtocol::textKey] = completion;
QJsonObject range;
range["start"] = position;
QJsonObject end = position;
end["character"] = position["character"].toInt() + completion.length();
range["end"] = end;
completionItem[LanguageServerProtocol::rangeKey] = range;
completionItem[LanguageServerProtocol::positionKey] = position;
completions.append(completionItem);
result["completions"] = completions;
result[LanguageServerProtocol::isIncompleteKey] = !isComplete;
response[LanguageServerProtocol::resultKey] = result;
LOG_MESSAGE(
QString("Completions: \n%1")
.arg(QString::fromUtf8(QJsonDocument(completions).toJson(QJsonDocument::Indented))));
LOG_MESSAGE(QString("Full response: \n%1")
.arg(QString::fromUtf8(QJsonDocument(response).toJson(QJsonDocument::Indented))));
QString requestId = request["id"].toString();
endTimeMeasurement(requestId);
emit messageReceived(LanguageServerProtocol::JsonRpcMessage(response));
}
void LLMClientInterface::startTimeMeasurement(const QString &requestId)
{
m_requestStartTimes[requestId] = QDateTime::currentMSecsSinceEpoch();
}
void LLMClientInterface::endTimeMeasurement(const QString &requestId)
{
if (m_requestStartTimes.contains(requestId)) {
qint64 startTime = m_requestStartTimes[requestId];
qint64 endTime = QDateTime::currentMSecsSinceEpoch();
qint64 totalTime = endTime - startTime;
logPerformance(requestId, "TotalCompletionTime", totalTime);
m_requestStartTimes.remove(requestId);
}
}
void LLMClientInterface::logPerformance(const QString &requestId,
const QString &operation,
qint64 elapsedMs)
{
LOG_MESSAGE(QString("Performance: %1 %2 took %3 ms").arg(requestId, operation).arg(elapsedMs));
}
void LLMClientInterface::parseCurrentMessage() {}
} // namespace QodeAssist