text: /*
   * Copyright (c) 2013-2015, Roland Bock
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   *
   *   Redistributions of source code must retain the above copyright notice, this
   *   list of conditions and the following disclaimer.
   *
   *   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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT HOLDER OR 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.
   */
  
  #ifndef SQLPP11_REMOVE_H
  #define SQLPP11_REMOVE_H
  
  #include <sqlpp11/statement.h>
  #include <sqlpp11/connection.h>
  #include <sqlpp11/type_traits.h>
  #include <sqlpp11/parameter_list.h>
  #include <sqlpp11/prepared_remove.h>
  #include <sqlpp11/noop.h>
  #include <sqlpp11/from.h>
  #include <sqlpp11/using.h>
  #include <sqlpp11/where.h>
  
  namespace sqlpp
  {
    struct remove_name_t
    {
    };
    struct remove_t : public statement_name_t<remove_name_t>
    {
      using _traits = make_traits<no_value_t, tag::is_return_value>;
      struct _alias_t
      {
      };
  
      template <typename Statement>
      struct _result_methods_t
      {
        using _statement_t = Statement;
  
        const _statement_t& _get_statement() const
        {
          return static_cast<const _statement_t&>(*this);
        }
  
        // Execute
        template <typename Db, typename Composite>
        auto _run(Db& db, const Composite& composite) const -> decltype(db.remove(composite))
        {
          return db.remove(composite);
        }
  
        template <typename Db>
        auto _run(Db& db) const -> decltype(db.remove(this->_get_statement()))
        {
          return db.remove(_get_statement());
        }
  
        // Prepare
        template <typename Db, typename Composite>
        auto _prepare(Db& db, const Composite& composite) const -> prepared_remove_t<Db, Composite>
        {
          return {{}, db.prepare_remove(composite)};
        }
  
        template <typename Db>
        auto _prepare(Db& db) const -> prepared_remove_t<Db, _statement_t>
        {
          return {{}, db.prepare_remove(_get_statement())};
        }
      };
    };
  
    template <typename Context>
    struct serializer_t<Context, remove_name_t>
    {
      using _serialize_check = consistent_t;
      using T = remove_name_t;
  
      static Context& _(const T& /*unused*/, Context& context)
      {
        context << "DELETE";
  
        return context;
      }
    };
  
    template <typename Database>
    using blank_remove_t = statement_t<Database, remove_t, no_from_t, no_using_t, no_where_t<true>>;
  
    inline auto remove() -> blank_remove_t<void>
    {
      return {};
    }
  
    template <typename Table>
    auto remove_from(Table table) -> decltype(blank_remove_t<void>().from(table))
    {
      return {blank_remove_t<void>().from(table)};
    }
  
    template <typename Database>
    auto dynamic_remove(const Database & /*unused*/) -> decltype(blank_remove_t<Database>())
    {
      static_assert(std::is_base_of<connection, Database>::value, "Invalid database parameter");
      return {blank_remove_t<Database>()};
    }
  
    template <typename Database, typename Table>
    auto dynamic_remove_from(const Database& /*unused*/, Table table) -> decltype(blank_remove_t<Database>().from(table))
    {
      static_assert(std::is_base_of<connection, Database>::value, "Invalid database parameter");
      return {blank_remove_t<Database>().from(table)};
    }
  }  // namespace sqlpp
  
  #endif
  