mirror of
https://github.com/nomic-ai/gpt4all.git
synced 2024-09-11 13:25:35 +03:00
145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
#ifndef CHATAPI_H
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#define CHATAPI_H
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#include "../gpt4all-backend/llmodel.h"
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#include <QByteArray>
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#include <QNetworkReply>
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#include <QObject>
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#include <QString>
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#include <QStringList>
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#include <QList>
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#include <cstddef>
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#include <cstdint>
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#include <stdexcept>
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#include <functional>
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#include <string>
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#include <vector>
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class QNetworkAccessManager;
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class ChatAPI;
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class ChatAPIWorker : public QObject {
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Q_OBJECT
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public:
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ChatAPIWorker(ChatAPI *chatAPI)
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: QObject(nullptr)
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, m_ctx(nullptr)
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, m_networkManager(nullptr)
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, m_chat(chatAPI) {}
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virtual ~ChatAPIWorker() {}
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QString currentResponse() const { return m_currentResponse; }
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void request(const QString &apiKey,
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LLModel::PromptContext *promptCtx,
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const QByteArray &array);
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Q_SIGNALS:
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void finished();
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private Q_SLOTS:
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void handleFinished();
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void handleReadyRead();
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void handleErrorOccurred(QNetworkReply::NetworkError code);
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private:
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ChatAPI *m_chat;
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LLModel::PromptContext *m_ctx;
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QNetworkAccessManager *m_networkManager;
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QString m_currentResponse;
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};
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class ChatAPI : public QObject, public LLModel {
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Q_OBJECT
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public:
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ChatAPI();
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virtual ~ChatAPI();
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bool supportsEmbedding() const override { return false; }
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bool supportsCompletion() const override { return true; }
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bool loadModel(const std::string &modelPath, int n_ctx, int ngl) override;
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bool isModelLoaded() const override;
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size_t requiredMem(const std::string &modelPath, int n_ctx, int ngl) override;
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size_t stateSize() const override;
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size_t saveState(uint8_t *dest) const override;
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size_t restoreState(const uint8_t *src) override;
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void prompt(const std::string &prompt,
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const std::string &promptTemplate,
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std::function<bool(int32_t)> promptCallback,
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std::function<bool(int32_t, const std::string&)> responseCallback,
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std::function<bool(bool)> recalculateCallback,
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PromptContext &ctx,
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bool special,
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std::string *fakeReply) override;
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void setThreadCount(int32_t n_threads) override;
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int32_t threadCount() const override;
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void setModelName(const QString &modelName) { m_modelName = modelName; }
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void setAPIKey(const QString &apiKey) { m_apiKey = apiKey; }
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void setRequestURL(const QString &requestURL) { m_requestURL = requestURL; }
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QString url() const { return m_requestURL; }
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QList<QString> context() const { return m_context; }
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void setContext(const QList<QString> &context) { m_context = context; }
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bool callResponse(int32_t token, const std::string &string);
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Q_SIGNALS:
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void request(const QString &apiKey,
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LLModel::PromptContext *ctx,
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const QByteArray &array);
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protected:
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// We have to implement these as they are pure virtual in base class, but we don't actually use
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// them as they are only called from the default implementation of 'prompt' which we override and
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// completely replace
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std::vector<Token> tokenize(PromptContext &ctx, const std::string &str, bool special) const override {
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(void)ctx;
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(void)str;
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(void)special;
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throw std::logic_error("not implemented");
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}
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std::string tokenToString(Token id) const override {
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(void)id;
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throw std::logic_error("not implemented");
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}
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Token sampleToken(PromptContext &ctx) const override {
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(void)ctx;
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throw std::logic_error("not implemented");
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}
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bool evalTokens(PromptContext &ctx, const std::vector<int32_t> &tokens) const override {
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(void)ctx;
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(void)tokens;
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throw std::logic_error("not implemented");
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}
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int32_t contextLength() const override {
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throw std::logic_error("not implemented");
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}
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const std::vector<Token> &endTokens() const override {
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throw std::logic_error("not implemented");
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}
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bool shouldAddBOS() const override {
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throw std::logic_error("not implemented");
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}
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private:
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std::function<bool(int32_t, const std::string&)> m_responseCallback;
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QString m_modelName;
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QString m_apiKey;
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QString m_requestURL;
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QList<QString> m_context;
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QStringList m_queuedPrompts;
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};
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#endif // CHATAPI_H
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