gpt4all/download.h
2023-04-25 16:24:55 -04:00

101 lines
3.0 KiB
C++

#ifndef DOWNLOAD_H
#define DOWNLOAD_H
#include <QObject>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QFile>
#include <QVariant>
#include <QTemporaryFile>
#include <QThread>
struct ModelInfo {
Q_GADGET
Q_PROPERTY(QString filename MEMBER filename)
Q_PROPERTY(QString filesize MEMBER filesize)
Q_PROPERTY(QByteArray md5sum MEMBER md5sum)
Q_PROPERTY(bool calcHash MEMBER calcHash)
Q_PROPERTY(bool installed MEMBER installed)
Q_PROPERTY(bool isDefault MEMBER isDefault)
public:
QString filename;
QString filesize;
QByteArray md5sum;
bool calcHash = false;
bool installed = false;
bool isDefault = false;
};
Q_DECLARE_METATYPE(ModelInfo)
class HashAndSaveFile : public QObject
{
Q_OBJECT
public:
HashAndSaveFile();
public Q_SLOTS:
void hashAndSave(const QString &hash, const QString &saveFilePath,
QTemporaryFile *tempFile, QNetworkReply *modelReply);
Q_SIGNALS:
void hashAndSaveFinished(bool success,
QTemporaryFile *tempFile, QNetworkReply *modelReply);
private:
QThread m_hashAndSaveThread;
};
class Download : public QObject
{
Q_OBJECT
Q_PROPERTY(QList<ModelInfo> modelList READ modelList NOTIFY modelListChanged)
Q_PROPERTY(QString downloadLocalModelsPath READ downloadLocalModelsPath
WRITE setDownloadLocalModelsPath
NOTIFY downloadLocalModelsPathChanged)
public:
static Download *globalInstance();
QList<ModelInfo> modelList() const;
Q_INVOKABLE void updateModelList();
Q_INVOKABLE void downloadModel(const QString &modelFile);
Q_INVOKABLE void cancelDownload(const QString &modelFile);
Q_INVOKABLE QString defaultLocalModelsPath() const;
Q_INVOKABLE QString downloadLocalModelsPath() const;
Q_INVOKABLE void setDownloadLocalModelsPath(const QString &modelPath);
private Q_SLOTS:
void handleSslErrors(QNetworkReply *reply, const QList<QSslError> &errors);
void handleJsonDownloadFinished();
void handleDownloadProgress(qint64 bytesReceived, qint64 bytesTotal);
void handleModelDownloadFinished();
void handleHashAndSaveFinished(bool success,
QTemporaryFile *tempFile, QNetworkReply *modelReply);
void handleReadyRead();
Q_SIGNALS:
void downloadProgress(qint64 bytesReceived, qint64 bytesTotal, const QString &modelFile);
void downloadFinished(const QString &modelFile);
void modelListChanged();
void downloadLocalModelsPathChanged();
void requestHashAndSave(const QString &hash, const QString &saveFilePath,
QTemporaryFile *tempFile, QNetworkReply *modelReply);
private:
void parseJsonFile(const QByteArray &jsonData);
HashAndSaveFile *m_hashAndSave;
QMap<QString, ModelInfo> m_modelMap;
QNetworkAccessManager m_networkManager;
QMap<QNetworkReply*, QTemporaryFile*> m_activeDownloads;
QString m_downloadLocalModelsPath;
private:
explicit Download();
~Download() {}
friend class MyDownload;
};
#endif // DOWNLOAD_H