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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef FXJS_CJS_RUNTIME_H_
#define FXJS_CJS_RUNTIME_H_
#include <memory>
#include <set>
#include <utility>
#include <vector>
#include "core/fxcrt/observed_ptr.h"
#include "core/fxcrt/timerhandler_iface.h"
#include "fxjs/cfxjs_engine.h"
#include "fxjs/cjs_eventrecorder.h"
#include "fxjs/ijs_runtime.h"
class CJS_EventContext;
class CPDFSDK_FormFillEnvironment;
class CJS_Runtime final : public IJS_Runtime,
public CFXJS_Engine,
public Observable {
public:
using FieldEvent = std::pair<WideString, JS_EVENT_T>;
explicit CJS_Runtime(CPDFSDK_FormFillEnvironment* pFormFillEnv);
~CJS_Runtime() override;
// IJS_Runtime:
CJS_Runtime* AsCJSRuntime() override;
IJS_EventContext* NewEventContext() override;
void ReleaseEventContext(IJS_EventContext* pContext) override;
CPDFSDK_FormFillEnvironment* GetFormFillEnv() const override;
Optional<IJS_Runtime::JS_Error> ExecuteScript(
const WideString& script) override;
CJS_EventContext* GetCurrentEventContext() const;
TimerHandlerIface* GetTimerHandler() const;
// Returns true if the event isn't already found in the set.
bool AddEventToSet(const FieldEvent& event);
void RemoveEventFromSet(const FieldEvent& event);
void BeginBlock() { m_bBlocking = true; }
void EndBlock() { m_bBlocking = false; }
bool IsBlocking() const { return m_bBlocking; }
// Attempt to convert the |value| into a number. If successful the number
// value will be returned, otherwise |value| is returned.
v8::Local<v8::Value> MaybeCoerceToNumber(v8::Local<v8::Value> value);
bool GetValueByNameFromGlobalObject(ByteStringView utf8Name,
v8::Local<v8::Value>* pValue);
bool SetValueByNameInGlobalObject(ByteStringView utf8Name,
v8::Local<v8::Value> pValue);
private:
void DefineJSObjects();
void SetFormFillEnvToDocument();
std::vector<std::unique_ptr<CJS_EventContext>> m_EventContextArray;
ObservedPtr<CPDFSDK_FormFillEnvironment> m_pFormFillEnv;
bool m_bBlocking = false;
bool m_isolateManaged = false;
std::set<FieldEvent> m_FieldEventSet;
};
#endif // FXJS_CJS_RUNTIME_H_