/*
 * Copyright (C) 2015-2016 Apple 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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 "JSMockContentFilterSettings.h"

#if ENABLE(CONTENT_FILTERING)

#include "JSDOMBinding.h"
#include "JSDOMConvert.h"
#include "MockContentFilterSettings.h"

using namespace JSC;

namespace WebCore {

using Decision = MockContentFilterSettings::Decision;
using DecisionPoint = MockContentFilterSettings::DecisionPoint;

JSValue JSMockContentFilterSettings::decisionPoint(ExecState&) const
{
    DecisionPoint decisionPoint = wrapped().decisionPoint();
    switch (decisionPoint) {
    case DecisionPoint::AfterWillSendRequest:
    case DecisionPoint::AfterRedirect:
    case DecisionPoint::AfterResponse:
    case DecisionPoint::AfterAddData:
    case DecisionPoint::AfterFinishedAddingData:
    case DecisionPoint::Never:
        return jsNumber(static_cast<uint8_t>(decisionPoint));
    }

    ASSERT_NOT_REACHED();
    return jsUndefined();
}

void JSMockContentFilterSettings::setDecisionPoint(ExecState& state, JSValue value)
{
    VM& vm = state.vm();
    auto scope = DECLARE_THROW_SCOPE(vm);

    uint8_t nativeValue { convert<IDLOctet>(state, value, IntegerConversionConfiguration::EnforceRange) };
    RETURN_IF_EXCEPTION(scope, void());

    DecisionPoint decisionPoint { static_cast<DecisionPoint>(nativeValue) };
    switch (decisionPoint) {
    case DecisionPoint::AfterWillSendRequest:
    case DecisionPoint::AfterRedirect:
    case DecisionPoint::AfterResponse:
    case DecisionPoint::AfterAddData:
    case DecisionPoint::AfterFinishedAddingData:
    case DecisionPoint::Never:
        wrapped().setDecisionPoint(decisionPoint);
        return;
    }

    throwTypeError(&state, scope, String::format("%u is not a valid decisionPoint value.", nativeValue));
}

static inline JSValue toJSValue(Decision decision)
{
    switch (decision) {
    case Decision::Allow:
    case Decision::Block:
        return jsNumber(static_cast<uint8_t>(decision));
    }

    ASSERT_NOT_REACHED();
    return jsUndefined();
}

static inline Decision toDecision(ExecState& state, JSValue value)
{
    VM& vm = state.vm();
    auto scope = DECLARE_THROW_SCOPE(vm);

    uint8_t nativeValue { convert<IDLOctet>(state, value, IntegerConversionConfiguration::EnforceRange) };
    RETURN_IF_EXCEPTION(scope, Decision::Allow);

    Decision decision { static_cast<Decision>(nativeValue) };
    switch (decision) {
    case Decision::Allow:
    case Decision::Block:
        return decision;
    }

    throwTypeError(&state, scope, String::format("%u is not a valid decision value.", nativeValue));
    return Decision::Allow;
}

JSValue JSMockContentFilterSettings::decision(ExecState&) const
{
    return toJSValue(wrapped().decision());
}

void JSMockContentFilterSettings::setDecision(ExecState& state, JSValue value)
{
    VM& vm = state.vm();
    auto scope = DECLARE_THROW_SCOPE(vm);

    Decision decision { toDecision(state, value) };
    RETURN_IF_EXCEPTION(scope, void());

    wrapped().setDecision(decision);
}

JSValue JSMockContentFilterSettings::unblockRequestDecision(ExecState&) const
{
    return toJSValue(wrapped().unblockRequestDecision());
}

void JSMockContentFilterSettings::setUnblockRequestDecision(ExecState& state, JSValue value)
{
    VM& vm = state.vm();
    auto scope = DECLARE_THROW_SCOPE(vm);

    Decision unblockRequestDecision { toDecision(state, value) };
    RETURN_IF_EXCEPTION(scope, void());

    wrapped().setUnblockRequestDecision(unblockRequestDecision);
}

}; // namespace WebCore

#endif // ENABLE(CONTENT_FILTERING)
