/*

 * Copyright (C) 2009 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,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "config.h"

#include "ScriptFunctionCall.h"

#include "ScriptScope.h"

#include "ScriptState.h"

#include "ScriptString.h"

#include "ScriptValue.h"

#include "V8Binding.h"

#include "V8Proxy.h"

#include "V8Utilities.h"

#include <v8.h>

#include <wtf/OwnArrayPtr.h>

namespace WebCore {

ScriptFunctionCall::ScriptFunctionCall(const ScriptObject& thisObject, const String& name)

    : m_scriptState(thisObject.scriptState())

    , m_thisObject(thisObject)

    , m_name(name)

{

}

void ScriptFunctionCall::appendArgument(const ScriptObject& argument)

{

    if (argument.scriptState() != m_scriptState) {

        ASSERT_NOT_REACHED();

        return;

    }

    m_arguments.append(argument);

}

void ScriptFunctionCall::appendArgument(const ScriptString& argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8String(argument));

}

void ScriptFunctionCall::appendArgument(const ScriptValue& argument)

{

    m_arguments.append(argument);

}

void ScriptFunctionCall::appendArgument(const String& argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8String(argument));

}

void ScriptFunctionCall::appendArgument(const char* argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8String(argument));

}

void ScriptFunctionCall::appendArgument(long argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8::Number::New(argument));

}

void ScriptFunctionCall::appendArgument(long long argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8::Number::New(argument));

}

void ScriptFunctionCall::appendArgument(unsigned int argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8::Number::New(argument));

}

void ScriptFunctionCall::appendArgument(unsigned long argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8::Number::New(argument));

}

void ScriptFunctionCall::appendArgument(int argument)

{

    ScriptScope scope(m_scriptState);

    m_arguments.append(v8::Number::New(argument));

}

void ScriptFunctionCall::appendArgument(bool argument)

{

    m_arguments.append(v8Boolean(argument));

}

ScriptValue ScriptFunctionCall::call(bool& hadException, bool reportExceptions)

{

    ScriptScope scope(m_scriptState, reportExceptions);

    v8::Local<v8::Object> thisObject = m_thisObject.v8Object();

    v8::Local<v8::Value> value = thisObject->Get(v8String(m_name));

    if (!scope.success()) {

        hadException = true;

        return ScriptValue();

    }

    ASSERT(value->IsFunction());

    v8::Local<v8::Function> function(v8::Function::Cast(*value));

    OwnArrayPtr<v8::Handle<v8::Value> > args(new v8::Handle<v8::Value>[m_arguments.size()]);

    for (size_t i = 0; i < m_arguments.size(); ++i)

        args[i] = m_arguments[i].v8Value();

    v8::Local<v8::Value> result = function->Call(thisObject, m_arguments.size(), args.get());

    if (!scope.success()) {

        hadException = true;

        return ScriptValue();

    }

    return ScriptValue(result);

}

ScriptValue ScriptFunctionCall::call()

{

    bool hadException = false;

    return call(hadException);

}

ScriptObject ScriptFunctionCall::construct(bool& hadException, bool reportExceptions)

{

    ScriptScope scope(m_scriptState, reportExceptions);

    v8::Local<v8::Object> thisObject = m_thisObject.v8Object();

    v8::Local<v8::Value> value = thisObject->Get(v8String(m_name));

    if (!scope.success()) {

        hadException = true;

        return ScriptObject();

    }

    ASSERT(value->IsFunction());

    v8::Local<v8::Function> constructor(v8::Function::Cast(*value));

    OwnArrayPtr<v8::Handle<v8::Value> > args(new v8::Handle<v8::Value>[m_arguments.size()]);

    for (size_t i = 0; i < m_arguments.size(); ++i)

        args[i] = m_arguments[i].v8Value();

    v8::Local<v8::Object> result = SafeAllocation::newInstance(constructor, m_arguments.size(), args.get());

    if (!scope.success()) {

        hadException = true;

        return ScriptObject();

    }

    return ScriptObject(m_scriptState, result);

}

} // namespace WebCore