Preliminary support for chatgpt models.

gpt4all-chat/chatgpt.h

@@ -0,0 +1,52 @@
+#ifndef CHATGPT_H
+#define CHATGPT_H
+
+#include <QObject>
+#include <QNetworkReply>
+#include <QNetworkRequest>
+#include <QNetworkAccessManager>
+#include "../gpt4all-backend/llmodel.h"
+
+class ChatGPTPrivate;
+class ChatGPT : public QObject, public LLModel {
+    Q_OBJECT
+public:
+    ChatGPT();
+    virtual ~ChatGPT();
+
+    bool loadModel(const std::string &modelPath) override;
+    bool isModelLoaded() const override;
+    size_t stateSize() const override;
+    size_t saveState(uint8_t *dest) const override;
+    size_t restoreState(const uint8_t *src) override;
+    void prompt(const std::string &prompt,
+        std::function<bool(int32_t)> promptCallback,
+        std::function<bool(int32_t, const std::string&)> responseCallback,
+        std::function<bool(bool)> recalculateCallback,
+        PromptContext &ctx) override;
+    void setThreadCount(int32_t n_threads) override;
+    int32_t threadCount() override;
+
+    void setModelName(const QString &modelName) { m_modelName = modelName; }
+    void setAPIKey(const QString &apiKey) { m_apiKey = apiKey; }
+
+protected:
+    void recalculateContext(PromptContext &promptCtx,
+        std::function<bool(bool)> recalculate) override {}
+
+private Q_SLOTS:
+    void handleFinished();
+    void handleReadyRead();
+    void handleErrorOccurred(QNetworkReply::NetworkError code);
+
+private:
+    PromptContext *m_ctx;
+    std::function<bool(int32_t, const std::string&)> m_responseCallback;
+    QString m_modelName;
+    QString m_apiKey;
+    QList<QString> m_context;
+    QString m_currentResponse;
+    QNetworkAccessManager m_networkManager;
+};
+
+#endif // CHATGPT_H