/*

  This file is part of solidity.

  solidity is free software: you can redistribute it and/or modify

  it under the terms of the GNU General Public License as published by

  the Free Software Foundation, either version 3 of the License, or

  (at your option) any later version.

  solidity is distributed in the hope that it will be useful,

  but WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License

  along with solidity.  If not, see <http://www.gnu.org/licenses/>.

*/

// SPDX-License-Identifier: GPL-3.0

/**

 * @author Christian <c@ethdev.com>

 * @date 2014

 * Solidity AST to EVM bytecode compiler.

 */

#pragma once

#include <libsolidity/codegen/CompilerContext.h>

#include <libsolidity/interface/OptimiserSettings.h>

#include <libsolidity/interface/DebugSettings.h>

#include <liblangutil/EVMVersion.h>

#include <libevmasm/Assembly.h>

#include <functional>

#include <ostream>

namespace solidity::frontend

{

class Compiler

{

public:

  Compiler(langutil::EVMVersion _evmVersion, RevertStrings _revertStrings, OptimiserSettings _optimiserSettings):

    m_optimiserSettings(std::move(_optimiserSettings)),

    m_runtimeContext(_evmVersion, _revertStrings),

    m_context(_evmVersion, _revertStrings, &m_runtimeContext)

  { }

  /// Compiles a contract.

  /// @arg _metadata contains the to be injected metadata CBOR

  void compileContract(

    ContractDefinition const& _contract,

    std::map<ContractDefinition const*, std::shared_ptr<Compiler const>> const& _otherCompilers,

    bytes const& _metadata

  );

  /// @returns Entire assembly.

  evmasm::Assembly const& assembly() const { return m_context.assembly(); }

  /// @returns Runtime assembly.

  evmasm::Assembly const& runtimeAssembly() const { return m_context.assembly().sub(m_runtimeSub); }

  /// @returns Entire assembly as a shared pointer to non-const.

  std::shared_ptr<evmasm::Assembly> assemblyPtr() const { return m_context.assemblyPtr(); }

  /// @returns Runtime assembly as a shared pointer.

  std::shared_ptr<evmasm::Assembly> runtimeAssemblyPtr() const;

  std::string generatedYulUtilityCode() const { return m_context.generatedYulUtilityCode(); }

  std::string runtimeGeneratedYulUtilityCode() const { return m_runtimeContext.generatedYulUtilityCode(); }

private:

  OptimiserSettings const m_optimiserSettings;

  CompilerContext m_runtimeContext;

  size_t m_runtimeSub = size_t(-1); ///< Identifier of the runtime sub-assembly, if present.

  CompilerContext m_context;

};

}