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/**
*
* Copyright (c) 2021 Project CHIP Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/****************************************************************************
* @file
* @brief Routines for the Keypad Input plugin, the
*server implementation of the Keypad Input cluster.
*******************************************************************************
******************************************************************************/
#include <app/clusters/keypad-input-server/keypad-input-delegate.h>
#include <app/clusters/keypad-input-server/keypad-input-server.h>
#include <app-common/zap-generated/attributes/Accessors.h>
#include <app/AttributeAccessInterface.h>
#include <app/CommandHandler.h>
#include <app/ConcreteCommandPath.h>
#if CHIP_DEVICE_CONFIG_APP_PLATFORM_ENABLED
#include <app/app-platform/ContentAppPlatform.h>
#endif // CHIP_DEVICE_CONFIG_APP_PLATFORM_ENABLED
#include <app/data-model/Encode.h>
#include <app/util/af.h>
#include <app/util/attribute-storage.h>
#include <platform/CHIPDeviceConfig.h>
using namespace chip;
using namespace chip::app::Clusters;
using namespace chip::app::Clusters::KeypadInput;
#if CHIP_DEVICE_CONFIG_APP_PLATFORM_ENABLED
using namespace chip::AppPlatform;
#endif // CHIP_DEVICE_CONFIG_APP_PLATFORM_ENABLED
static constexpr size_t kKeypadInputDelegateTableSize =
EMBER_AF_KEYPAD_INPUT_CLUSTER_SERVER_ENDPOINT_COUNT + CHIP_DEVICE_CONFIG_DYNAMIC_ENDPOINT_COUNT;
// -----------------------------------------------------------------------------
// Delegate Implementation
using chip::app::Clusters::KeypadInput::Delegate;
namespace {
Delegate * gDelegateTable[kKeypadInputDelegateTableSize] = { nullptr };
Delegate * GetDelegate(EndpointId endpoint)
{
#if CHIP_DEVICE_CONFIG_APP_PLATFORM_ENABLED
ContentApp * app = ContentAppPlatform::GetInstance().GetContentApp(endpoint);
if (app != nullptr)
{
ChipLogProgress(Zcl, "KeypadInput returning ContentApp delegate for endpoint:%u", endpoint);
return app->GetKeypadInputDelegate();
}
#endif // CHIP_DEVICE_CONFIG_APP_PLATFORM_ENABLED
ChipLogProgress(Zcl, "KeypadInput NOT returning ContentApp delegate for endpoint:%u", endpoint);
uint16_t ep = emberAfFindClusterServerEndpointIndex(endpoint, KeypadInput::Id);
return ((ep == 0xFFFF || ep >= EMBER_AF_KEYPAD_INPUT_CLUSTER_SERVER_ENDPOINT_COUNT) ? nullptr : gDelegateTable[ep]);
}
bool isDelegateNull(Delegate * delegate, EndpointId endpoint)
{
if (delegate == nullptr)
{
ChipLogProgress(Zcl, "Keypad Input has no delegate set for endpoint:%u", endpoint);
return true;
}
return false;
}
} // namespace
namespace chip {
namespace app {
namespace Clusters {
namespace KeypadInput {
void SetDefaultDelegate(EndpointId endpoint, Delegate * delegate)
{
uint16_t ep = emberAfFindClusterServerEndpointIndex(endpoint, KeypadInput::Id);
// if endpoint is found and is not a dynamic endpoint
if (ep != 0xFFFF && ep < EMBER_AF_KEYPAD_INPUT_CLUSTER_SERVER_ENDPOINT_COUNT)
{
gDelegateTable[ep] = delegate;
}
else
{
}
}
bool Delegate::HasFeature(chip::EndpointId endpoint, KeypadInputFeature feature)
{
uint32_t featureMap = GetFeatureMap(endpoint);
return (featureMap & chip::to_underlying(feature));
}
} // namespace KeypadInput
} // namespace Clusters
} // namespace app
} // namespace chip
// -----------------------------------------------------------------------------
// Attribute Accessor Implementation
namespace {
class KeypadInputAttrAccess : public app::AttributeAccessInterface
{
public:
KeypadInputAttrAccess() : app::AttributeAccessInterface(Optional<EndpointId>::Missing(), KeypadInput::Id) {}
CHIP_ERROR Read(const app::ConcreteReadAttributePath & aPath, app::AttributeValueEncoder & aEncoder) override;
private:
CHIP_ERROR ReadFeatureFlagAttribute(EndpointId endpoint, app::AttributeValueEncoder & aEncoder, Delegate * delegate);
};
KeypadInputAttrAccess gKeypadInputAttrAccess;
CHIP_ERROR KeypadInputAttrAccess::Read(const app::ConcreteReadAttributePath & aPath, app::AttributeValueEncoder & aEncoder)
{
EndpointId endpoint = aPath.mEndpointId;
Delegate * delegate = GetDelegate(endpoint);
if (isDelegateNull(delegate, endpoint))
{
return CHIP_NO_ERROR;
}
switch (aPath.mAttributeId)
{
case app::Clusters::KeypadInput::Attributes::FeatureMap::Id: {
return ReadFeatureFlagAttribute(endpoint, aEncoder, delegate);
}
default: {
break;
}
}
return CHIP_NO_ERROR;
}
CHIP_ERROR KeypadInputAttrAccess::ReadFeatureFlagAttribute(EndpointId endpoint, app::AttributeValueEncoder & aEncoder,
Delegate * delegate)
{
uint32_t featureFlag = delegate->GetFeatureMap(endpoint);
return aEncoder.Encode(featureFlag);
}
} // anonymous namespace
// -----------------------------------------------------------------------------
// Matter Framework Callbacks Implementation
bool emberAfKeypadInputClusterSendKeyCallback(app::CommandHandler * command, const app::ConcreteCommandPath & commandPath,
const Commands::SendKey::DecodableType & commandData)
{
CHIP_ERROR err = CHIP_NO_ERROR;
EndpointId endpoint = commandPath.mEndpointId;
auto & keyCode = commandData.keyCode;
app::CommandResponseHelper<Commands::SendKeyResponse::Type> responder(command, commandPath);
Delegate * delegate = GetDelegate(endpoint);
VerifyOrExit(isDelegateNull(delegate, endpoint) != true, err = CHIP_ERROR_INCORRECT_STATE);
{
delegate->HandleSendKey(responder, keyCode);
}
exit:
if (err != CHIP_NO_ERROR)
{
ChipLogError(Zcl, "emberAfKeypadInputClusterSendKeyCallback error: %s", err.AsString());
emberAfSendImmediateDefaultResponse(EMBER_ZCL_STATUS_FAILURE);
}
return true;
}
void MatterKeypadInputPluginServerInitCallback()
{
registerAttributeAccessOverride(&gKeypadInputAttrAccess);
}