/*
 * Copyright (c) 2010, Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 */

#ifndef V8_INSPECTOR_JAVASCRIPTCALLFRAME_H_
#define V8_INSPECTOR_JAVASCRIPTCALLFRAME_H_

#include <memory>
#include <vector>

#include "src/base/macros.h"

#include "include/v8.h"

namespace v8_inspector {

class JavaScriptCallFrame {
 public:
  static std::unique_ptr<JavaScriptCallFrame> create(
      v8::Local<v8::Context> debuggerContext, v8::Local<v8::Object> callFrame) {
    return std::unique_ptr<JavaScriptCallFrame>(
        new JavaScriptCallFrame(debuggerContext, callFrame));
  }
  ~JavaScriptCallFrame();

  int contextId() const;

  bool isAtReturn() const;
  v8::MaybeLocal<v8::Object> details() const;

  v8::MaybeLocal<v8::Value> evaluate(v8::Local<v8::Value> expression,
                                     bool throwOnSideEffect);
  v8::MaybeLocal<v8::Value> restart();
  v8::MaybeLocal<v8::Value> setVariableValue(int scopeNumber,
                                             v8::Local<v8::Value> variableName,
                                             v8::Local<v8::Value> newValue);

 private:
  JavaScriptCallFrame(v8::Local<v8::Context> debuggerContext,
                      v8::Local<v8::Object> callFrame);

  int callV8FunctionReturnInt(const char* name) const;

  v8::Isolate* m_isolate;
  v8::Global<v8::Context> m_debuggerContext;
  v8::Global<v8::Object> m_callFrame;

  DISALLOW_COPY_AND_ASSIGN(JavaScriptCallFrame);
};

using JavaScriptCallFrames = std::vector<std::unique_ptr<JavaScriptCallFrame>>;

}  // namespace v8_inspector

#endif  // V8_INSPECTOR_JAVASCRIPTCALLFRAME_H_
