/*
 * Copyright (c) 2021 Huawei Device Co., Ltd.
 *
 * HDF is dual licensed: you can use it either under the terms of
 * the GPL, or the BSD license, at your option.
 * See the LICENSE file in the root of this repository for complete details.
 */

#ifndef OHOS_HDI_CPP_CODE_EMITTER_H
#define OHOS_HDI_CPP_CODE_EMITTER_H

#include "ast/ast.h"
#include "codegen/code_emitter.h"
#include "util/autoptr.h"
#include "util/string.h"
#include "util/string_builder.h"

namespace OHOS {
namespace HDI {
class CppCodeEmitter : public CodeEmitter {
public:
    virtual ~CppCodeEmitter() = default;

    bool OutPut(const AutoPtr<AST>& ast, const String& targetDirectory);
protected:
    void GetStdlibInclusions(HeaderFile::HeaderFileSet& headerFiles);

    void GetImportInclusions(HeaderFile::HeaderFileSet& headerFiles);

    void EmitInterfaceMethodParameter(const AutoPtr<ASTParameter>& param, StringBuilder& sb, const String& prefix);

    void EmitLicense(StringBuilder& sb);

    void EmitHeadMacro(StringBuilder& sb, const String& fullName);

    void EmitTailMacro(StringBuilder& sb, const String& fullName);

    void EmitHeadExternC(StringBuilder& sb);

    void EmitTailExternC(StringBuilder& sb);

    bool isVersion(const String& name);

    std::vector<String> EmitCppNameSpaceVec(const String& namespaceStr);

    String EmitPackageToNameSpace(const String& packageName);

    virtual void EmitBeginNamespace(StringBuilder& sb);

    virtual void EmitEndNamespace(StringBuilder& sb);

    void EmitUsingNamespace(StringBuilder& sb);

    String EmitNamespace(const String& packageName);

    void EmitImportUsingNamespace(StringBuilder& sb);

    void EmitWriteMethodParameter(const AutoPtr<ASTParameter>& param, const String& parcelName, StringBuilder& sb,
        const String& prefix);

    void EmitReadMethodParameter(const AutoPtr<ASTParameter>& param, const String& parcelName, bool initVariable,
        StringBuilder& sb, const String& prefix);

    void EmitLocalVariable(const AutoPtr<ASTParameter>& param, StringBuilder& sb, const String& prefix);

    String MacroName(const String& name);

    String ConstantName(const String& name);

    String SpecificationParam(StringBuilder& sb, const String& prefix);
};
} // namespace HDI
} // namespace OHOS

#endif // OHOS_HDI_CPP_CODE_EMITTER_H