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#ifndef SCRIPTINGQT_H
#define SCRIPTINGQT_H
#include "builtinplugin.h"
#include "scriptingplugin.h"
#include <QHash>
#include <QVariant>
#include <QCache>
#include <QJSValue>
#include <QThreadStorage>
class QMutex;
class ScriptingQtDbProxy;
class ScriptingQtConsole;
class ScriptingQt : public BuiltInPlugin, public DbAwareScriptingPlugin
{
Q_OBJECT
SQLITESTUDIO_PLUGIN_TITLE("JavaScript scripting")
SQLITESTUDIO_PLUGIN_DESC("JavaScript scripting support.")
SQLITESTUDIO_PLUGIN_VERSION(10100)
SQLITESTUDIO_PLUGIN_AUTHOR("sqlitestudio.pl")
public:
ScriptingQt();
~ScriptingQt();
static QJSValueList toValueList(QJSEngine* engine, const QList<QVariant>& values);
static QVariant convertVariant(const QVariant& value, bool wrapStrings = false);
QString getLanguage() const;
Context* createContext();
void releaseContext(Context* context);
void resetContext(Context* context);
QVariant evaluate(const QString& code, const FunctionInfo& funcInfo, const QList<QVariant>& args, Db* db, bool locking = false, QString* errorMessage = nullptr);
QVariant evaluate(Context* context, const QString& code, const FunctionInfo& funcInfo, const QList<QVariant>& args, Db* db, bool locking = false);
void setVariable(Context* context, const QString& name, const QVariant& value);
QVariant getVariable(Context* context, const QString& name);
bool hasError(Context* context) const;
QString getErrorMessage(Context* context) const;
QString getIconPath() const;
bool init();
void deinit();
private:
using DbAwareScriptingPlugin::evaluate;
class ContextQt : public ScriptingPlugin::Context
{
public:
ContextQt();
~ContextQt();
QJSEngine* engine = nullptr;
QCache<QString, QJSValue> scriptCache;
QString error;
ScriptingQtDbProxy* dbProxy = nullptr;
ScriptingQtConsole* console = nullptr;
QJSValue dbProxyScriptValue;
};
ContextQt* getContext(ScriptingPlugin::Context* context) const;
QJSValue getFunctionValue(ContextQt* ctx, const QString& code, const FunctionInfo& funcInfo);
QVariant evaluate(ContextQt* ctx, const QString& code, const FunctionInfo& funcInfo, const QList<QVariant>& args, Db* db, bool locking);
ContextQt* getMainContext();
static const constexpr int cacheSize = 5;
QThreadStorage<ContextQt*> mainContext;
QList<Context*> contexts;
QList<ContextQt*> managedMainContexts;
QMutex* managedMainContextsMutex = nullptr;
};
class ScriptingQtConsole : public QObject
{
Q_OBJECT
public:
ScriptingQtConsole(QJSEngine* engine);
private:
QJSEngine* engine = nullptr;
public slots:
QJSValue log(const QJSValue& value);
};
#endif // SCRIPTINGQT_H
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