Files
QodeAssist/providers/MistralAIProvider.cpp
2025-10-01 15:58:45 +02:00

417 lines
13 KiB
C++

/*
* Copyright (C) 2024-2025 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 "MistralAIProvider.hpp"
#include "llmcore/ValidationUtils.hpp"
#include "logger/Logger.hpp"
#include "settings/ChatAssistantSettings.hpp"
#include "settings/CodeCompletionSettings.hpp"
#include "settings/ProviderSettings.hpp"
#include <QEventLoop>
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QNetworkReply>
namespace QodeAssist::Providers {
MistralAIProvider::MistralAIProvider(QObject *parent)
: LLMCore::Provider(parent)
, m_toolsManager(new Tools::ToolsManager(this))
{
connect(
m_toolsManager,
&Tools::ToolsManager::toolExecutionComplete,
this,
&MistralAIProvider::onToolExecutionComplete);
}
QString MistralAIProvider::name() const
{
return "Mistral AI";
}
QString MistralAIProvider::url() const
{
return "https://api.mistral.ai";
}
QString MistralAIProvider::completionEndpoint() const
{
return "/v1/fim/completions";
}
QString MistralAIProvider::chatEndpoint() const
{
return "/v1/chat/completions";
}
bool MistralAIProvider::supportsModelListing() const
{
return true;
}
QList<QString> MistralAIProvider::getInstalledModels(const QString &url)
{
QList<QString> models;
QNetworkAccessManager manager;
QNetworkRequest request(QString("%1/v1/models").arg(url));
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
if (!apiKey().isEmpty()) {
request.setRawHeader("Authorization", QString("Bearer %1").arg(apiKey()).toUtf8());
}
QNetworkReply *reply = manager.get(request);
QEventLoop loop;
QObject::connect(reply, &QNetworkReply::finished, &loop, &QEventLoop::quit);
loop.exec();
if (reply->error() == QNetworkReply::NoError) {
QByteArray responseData = reply->readAll();
QJsonDocument jsonResponse = QJsonDocument::fromJson(responseData);
QJsonObject jsonObject = jsonResponse.object();
if (jsonObject.contains("data") && jsonObject["object"].toString() == "list") {
QJsonArray modelArray = jsonObject["data"].toArray();
for (const QJsonValue &value : modelArray) {
QJsonObject modelObject = value.toObject();
if (modelObject.contains("id")) {
QString modelId = modelObject["id"].toString();
models.append(modelId);
}
}
}
} else {
LOG_MESSAGE(QString("Error fetching Mistral AI models: %1").arg(reply->errorString()));
}
reply->deleteLater();
return models;
}
QList<QString> MistralAIProvider::validateRequest(
const QJsonObject &request, LLMCore::TemplateType type)
{
const auto fimReq = QJsonObject{
{"model", {}},
{"max_tokens", {}},
{"stream", {}},
{"temperature", {}},
{"prompt", {}},
{"suffix", {}}};
const auto templateReq = QJsonObject{
{"model", {}},
{"messages", QJsonArray{{QJsonObject{{"role", {}}, {"content", {}}}}}},
{"temperature", {}},
{"max_tokens", {}},
{"top_p", {}},
{"top_k", {}},
{"frequency_penalty", {}},
{"presence_penalty", {}},
{"stop", QJsonArray{}},
{"stream", {}},
{"tools", {}}};
return LLMCore::ValidationUtils::validateRequestFields(
request, type == LLMCore::TemplateType::FIM ? fimReq : templateReq);
}
QString MistralAIProvider::apiKey() const
{
return Settings::providerSettings().mistralAiApiKey();
}
void MistralAIProvider::prepareNetworkRequest(QNetworkRequest &networkRequest) const
{
networkRequest.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
if (!apiKey().isEmpty()) {
networkRequest.setRawHeader("Authorization", QString("Bearer %1").arg(apiKey()).toUtf8());
}
}
LLMCore::ProviderID MistralAIProvider::providerID() const
{
return LLMCore::ProviderID::MistralAI;
}
void MistralAIProvider::sendRequest(
const LLMCore::RequestID &requestId, const QUrl &url, const QJsonObject &payload)
{
if (!m_messages.contains(requestId)) {
m_dataBuffers[requestId].clear();
}
m_requestUrls[requestId] = url;
m_originalRequests[requestId] = payload;
QNetworkRequest networkRequest(url);
prepareNetworkRequest(networkRequest);
LLMCore::HttpRequest
request{.networkRequest = networkRequest, .requestId = requestId, .payload = payload};
LOG_MESSAGE(
QString("MistralAIProvider: Sending request %1 to %2").arg(requestId, url.toString()));
emit httpClient()->sendRequest(request);
}
bool MistralAIProvider::supportsTools() const
{
return true;
}
void MistralAIProvider::cancelRequest(const LLMCore::RequestID &requestId)
{
LOG_MESSAGE(QString("MistralAIProvider: Cancelling request %1").arg(requestId));
LLMCore::Provider::cancelRequest(requestId);
cleanupRequest(requestId);
}
void MistralAIProvider::onDataReceived(
const QodeAssist::LLMCore::RequestID &requestId, const QByteArray &data)
{
LLMCore::DataBuffers &buffers = m_dataBuffers[requestId];
QStringList lines = buffers.rawStreamBuffer.processData(data);
for (const QString &line : lines) {
if (line.trimmed().isEmpty() || line == "data: [DONE]") {
continue;
}
QJsonObject chunk = parseEventLine(line);
if (chunk.isEmpty())
continue;
processStreamChunk(requestId, chunk);
}
}
void MistralAIProvider::onRequestFinished(
const QodeAssist::LLMCore::RequestID &requestId, bool success, const QString &error)
{
if (!success) {
LOG_MESSAGE(QString("MistralAIProvider request %1 failed: %2").arg(requestId, error));
emit requestFailed(requestId, error);
cleanupRequest(requestId);
return;
}
if (m_messages.contains(requestId)) {
OpenAIMessage *message = m_messages[requestId];
if (message->state() == LLMCore::MessageState::RequiresToolExecution) {
LOG_MESSAGE(QString("Waiting for tools to complete for %1").arg(requestId));
m_dataBuffers.remove(requestId);
return;
}
}
if (m_dataBuffers.contains(requestId)) {
const LLMCore::DataBuffers &buffers = m_dataBuffers[requestId];
if (!buffers.responseContent.isEmpty()) {
LOG_MESSAGE(QString("Emitting full response for %1").arg(requestId));
emit fullResponseReceived(requestId, buffers.responseContent);
}
}
cleanupRequest(requestId);
}
void MistralAIProvider::prepareRequest(
QJsonObject &request,
LLMCore::PromptTemplate *prompt,
LLMCore::ContextData context,
LLMCore::RequestType type)
{
if (!prompt->isSupportProvider(providerID())) {
LOG_MESSAGE(QString("Template %1 doesn't support %2 provider").arg(name(), prompt->name()));
}
prompt->prepareRequest(request, context);
auto applyModelParams = [&request](const auto &settings) {
request["max_tokens"] = settings.maxTokens();
request["temperature"] = settings.temperature();
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();
};
if (type == LLMCore::RequestType::CodeCompletion) {
applyModelParams(Settings::codeCompletionSettings());
} else {
applyModelParams(Settings::chatAssistantSettings());
}
if (supportsTools() && type == LLMCore::RequestType::Chat
&& Settings::chatAssistantSettings().useTools()) {
auto toolsDefinitions = m_toolsManager->getToolsDefinitions(Tools::ToolSchemaFormat::OpenAI);
if (!toolsDefinitions.isEmpty()) {
request["tools"] = toolsDefinitions;
LOG_MESSAGE(QString("Added %1 tools to Mistral request").arg(toolsDefinitions.size()));
}
}
}
void MistralAIProvider::onToolExecutionComplete(
const QString &requestId, const QHash<QString, QString> &toolResults)
{
if (!m_messages.contains(requestId) || !m_requestUrls.contains(requestId)) {
LOG_MESSAGE(QString("ERROR: Missing data for continuation request %1").arg(requestId));
cleanupRequest(requestId);
return;
}
LOG_MESSAGE(QString("Tool execution complete for Mistral request %1").arg(requestId));
OpenAIMessage *message = m_messages[requestId];
QJsonObject continuationRequest = m_originalRequests[requestId];
QJsonArray messages = continuationRequest["messages"].toArray();
messages.append(message->toProviderFormat());
QJsonArray toolResultMessages = message->createToolResultMessages(toolResults);
for (const auto &toolMsg : toolResultMessages) {
messages.append(toolMsg);
}
continuationRequest["messages"] = messages;
LOG_MESSAGE(QString("Sending continuation request for %1 with %2 tool results")
.arg(requestId)
.arg(toolResults.size()));
sendRequest(requestId, m_requestUrls[requestId], continuationRequest);
}
void MistralAIProvider::processStreamChunk(const QString &requestId, const QJsonObject &chunk)
{
QJsonArray choices = chunk["choices"].toArray();
if (choices.isEmpty()) {
return;
}
QJsonObject choice = choices[0].toObject();
QJsonObject delta = choice["delta"].toObject();
QString finishReason = choice["finish_reason"].toString();
OpenAIMessage *message = m_messages.value(requestId);
if (!message) {
message = new OpenAIMessage(this);
m_messages[requestId] = message;
LOG_MESSAGE(QString("Created NEW OpenAIMessage for Mistral request %1").arg(requestId));
}
if (delta.contains("content") && !delta["content"].isNull()) {
QString content = delta["content"].toString();
message->handleContentDelta(content);
LLMCore::DataBuffers &buffers = m_dataBuffers[requestId];
buffers.responseContent += content;
emit partialResponseReceived(requestId, content);
}
if (delta.contains("tool_calls")) {
QJsonArray toolCalls = delta["tool_calls"].toArray();
for (const auto &toolCallValue : toolCalls) {
QJsonObject toolCall = toolCallValue.toObject();
int index = toolCall["index"].toInt();
if (toolCall.contains("id")) {
QString id = toolCall["id"].toString();
QJsonObject function = toolCall["function"].toObject();
QString name = function["name"].toString();
message->handleToolCallStart(index, id, name);
}
if (toolCall.contains("function")) {
QJsonObject function = toolCall["function"].toObject();
if (function.contains("arguments")) {
QString args = function["arguments"].toString();
message->handleToolCallDelta(index, args);
}
}
}
}
if (!finishReason.isEmpty() && finishReason != "null") {
for (int i = 0; i < 10; ++i) {
message->handleToolCallComplete(i);
}
message->handleFinishReason(finishReason);
handleMessageComplete(requestId);
}
}
void MistralAIProvider::handleMessageComplete(const QString &requestId)
{
if (!m_messages.contains(requestId))
return;
OpenAIMessage *message = m_messages[requestId];
if (message->state() == LLMCore::MessageState::RequiresToolExecution) {
LOG_MESSAGE(QString("Mistral message requires tool execution for %1").arg(requestId));
auto toolUseContent = message->getCurrentToolUseContent();
if (toolUseContent.isEmpty()) {
LOG_MESSAGE(QString("No tools to execute for %1").arg(requestId));
return;
}
for (auto toolContent : toolUseContent) {
m_toolsManager->executeToolCall(
requestId, toolContent->id(), toolContent->name(), toolContent->input());
}
} else {
LOG_MESSAGE(QString("Mistral message marked as complete for %1").arg(requestId));
}
}
void MistralAIProvider::cleanupRequest(const LLMCore::RequestID &requestId)
{
LOG_MESSAGE(QString("Cleaning up Mistral request %1").arg(requestId));
if (m_messages.contains(requestId)) {
OpenAIMessage *message = m_messages.take(requestId);
message->deleteLater();
}
m_dataBuffers.remove(requestId);
m_requestUrls.remove(requestId);
m_originalRequests.remove(requestId);
m_toolsManager->cleanupRequest(requestId);
}
} // namespace QodeAssist::Providers