/*

 * 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:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer.

 * 2.  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.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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 "JSSQLTransactionSync.h"

#if ENABLE(DATABASE)

#include "ExceptionCode.h"

#include "JSSQLResultSet.h"

#include "SQLResultSet.h"

#include "SQLTransactionSync.h"

#include "SQLValue.h"

using namespace JSC;

namespace WebCore {

JSValue JSSQLTransactionSync::executeSql(ExecState* exec)

{

    if (!exec->argumentCount()) {

        setDOMException(exec, SYNTAX_ERR);

        return jsUndefined();

    }

    String sqlStatement = ustringToString(exec->argument(0).toString(exec));

    if (exec->hadException())

        return jsUndefined();

    // Now assemble the list of SQL arguments

    Vector<SQLValue> sqlValues;

    if (!exec->argument(1).isUndefinedOrNull()) {

        JSObject* object = exec->argument(1).getObject();

        if (!object) {

            setDOMException(exec, TYPE_MISMATCH_ERR);

            return jsUndefined();

        }

        JSValue lengthValue = object->get(exec, exec->propertyNames().length);

        if (exec->hadException())

            return jsUndefined();

        unsigned length = lengthValue.toUInt32(exec);

        if (exec->hadException())

            return jsUndefined();

        for (unsigned i = 0 ; i < length; ++i) {

            JSValue value = object->get(exec, i);

            if (exec->hadException())

                return jsUndefined();

            if (value.isUndefinedOrNull())

                sqlValues.append(SQLValue());

            else if (value.isNumber())

                sqlValues.append(value.uncheckedGetNumber());

            else {

                // Convert the argument to a string and append it

                sqlValues.append(ustringToString(value.toString(exec)));

                if (exec->hadException())

                    return jsUndefined();

            }

        }

    }

    ExceptionCode ec = 0;

    JSValue result = toJS(exec, globalObject(), WTF::getPtr(m_impl->executeSQL(sqlStatement, sqlValues, ec)));

    setDOMException(exec, ec);

    return result;

}

}

#endif // ENABLE(DATABASE)