/*
// Copyright (c) 2016 Intel Corporation
//
// 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.
*/

///////////////////////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "api/CPP/mutable_data.hpp"
#include "primitive_inst.h"

namespace cldnn
{

template <>
struct typed_program_node<mutable_data> : public typed_program_node_base<mutable_data>
{
    using parent = typed_program_node_base<mutable_data>;

    typed_program_node(const std::shared_ptr<mutable_data> prim, program_impl& prog);

    memory_impl& get_attached_memory() const { return *mem; }
    auto get_attached_memory_ptr() const { return mem; }
    void attach_memory(memory_impl& new_mem, bool invalidate_users_if_changed = true);

    decltype(auto) input(size_t idx = 0) const { return get_dependency(idx); }

private:
    memory_impl::ptr mem;

    void fill_memory();
    void fill_memory_xavier();
    void fill_memory_constant(float value);
};

using mutable_data_node = typed_program_node<mutable_data>;

template <>
class typed_primitive_inst<mutable_data> : public typed_primitive_inst_base<mutable_data>
{
    using parent = typed_primitive_inst_base<mutable_data>;

public:
    static layout calc_output_layout(mutable_data_node const& node)
    {
        return node.get_attached_memory().get_layout();
    }
    static std::string to_string(mutable_data_node const& node);

public:
    typed_primitive_inst(network_impl& network, mutable_data_node const& node);
};

using mutable_data_inst = typed_primitive_inst<mutable_data>;

}
