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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.
#include <map>
#include <memory>
#include <set>
#include <utility>
#include <vector>
#include "core/fxcrt/cfx_observable.h"
#include "core/fxcrt/fx_basic.h"
#include "fpdfsdk/javascript/JS_EventHandler.h"
#include "fpdfsdk/javascript/ijs_runtime.h"
#include "fxjs/fxjs_v8.h"
class CJS_Context;
class CJS_Runtime : public IJS_Runtime,
public CFXJS_Engine,
public CFX_Observable<CJS_Runtime> {
using FieldEvent = std::pair<CFX_WideString, JS_EVENT_T>;
static CJS_Runtime* FromContext(const IJS_Context* cc);
static CJS_Runtime* CurrentRuntimeFromIsolate(v8::Isolate* pIsolate);
explicit CJS_Runtime(CPDFSDK_FormFillEnvironment* pApp);
~CJS_Runtime() override;
// IJS_Runtime
IJS_Context* NewContext() override;
void ReleaseContext(IJS_Context* pContext) override;
IJS_Context* GetCurrentContext() override;
void SetReaderDocument(CPDFSDK_Document* pReaderDoc) override;
CPDFSDK_Document* GetReaderDocument() override;
int ExecuteScript(const CFX_WideString& script,
CFX_WideString* info) override;
CPDFSDK_FormFillEnvironment* GetReaderEnv() const { return m_pEnv; }
// 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; }
FX_BOOL IsBlocking() const { return m_bBlocking; }
FX_BOOL GetValueByName(const CFX_ByteStringC& utf8Name,
CFXJSE_Value* pValue) override;
FX_BOOL SetValueByName(const CFX_ByteStringC& utf8Name,
CFXJSE_Value* pValue) override;
#endif // PDF_ENABLE_XFA
void DefineJSObjects();
std::vector<std::unique_ptr<CJS_Context>> m_ContextArray;
CPDFSDK_FormFillEnvironment* const m_pEnv;
CPDFSDK_Document* m_pDocument;
bool m_bBlocking;
bool m_isolateManaged;
std::set<FieldEvent> m_FieldEventSet;