/* Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.

   This program is also distributed with certain software (including
   but not limited to OpenSSL) that is licensed under separate terms,
   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
   permission to link the program and your derivative works with the
   separately licensed software that they have included with MySQL.

   This program 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, version 2.0, for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */

#ifndef RPL_INFO_FACTORY_H
#define RPL_INFO_FACTORY_H

#ifdef HAVE_REPLICATION

#include "table.h"
#include "rpl_info.h"
#include "rpl_mi.h"
#include "rpl_rli.h"
#include "rpl_rli_pdb.h"
#include "rpl_info_file.h"
#include "rpl_info_table.h"
#include "rpl_info_dummy.h"
#include "rpl_info_handler.h"

extern ulong opt_mi_repository_id;
extern ulong opt_rli_repository_id;

class Rpl_info_factory
{
public:
  static bool create_coordinators(uint mi_option, Master_info **mi,
                                  uint rli_option, Relay_log_info **rli);
  static Master_info *create_mi(uint rli_option);
  static bool change_mi_repository(Master_info *mi, const uint mi_option,
                                   const char **msg);
  static Relay_log_info *create_rli(uint rli_option, bool is_slave_recovery);
  static bool change_rli_repository(Relay_log_info *rli, const uint rli_option,
                                    const char **msg);
  static Slave_worker *create_worker(uint rli_option, uint worker_id,
                                     Relay_log_info *rli,
                                     bool is_gaps_collecting_phase);
  static bool reset_workers(Relay_log_info *rli);
private:
  typedef struct
  {
    uint n_fields;
    char name[FN_REFLEN];
    char pattern[FN_REFLEN];
    bool name_indexed; // whether file name should include instance number
  } struct_file_data;

  typedef struct
  {
    uint n_fields;
    const char* schema;
    const char* name;
  } struct_table_data;

  static struct_table_data rli_table_data;
  static struct_file_data rli_file_data;
  static struct_table_data mi_table_data;
  static struct_file_data mi_file_data;
  static struct_table_data worker_table_data;
  static struct_file_data worker_file_data;

  static void init_repository_metadata();
  static bool decide_repository(Rpl_info *info,
                                uint option,
                                Rpl_info_handler **handler_src,
                                Rpl_info_handler **handler_dest,
                                const char **msg);
  static bool init_repositories(const struct_table_data table_data,
                                const struct_file_data file_data,
                                uint option,
                                uint instance,
                                Rpl_info_handler **handler_src,
                                Rpl_info_handler **handler_dest,
                                const char **msg);

  static enum_return_check check_src_repository(Rpl_info *info,
                                                uint option,
                                                Rpl_info_handler **handler_src);
  static bool check_error_repository(Rpl_info *info,
                                     Rpl_info_handler *handler_src,
                                     Rpl_info_handler *handler_dst,
                                     enum_return_check err_src,
                                     enum_return_check err_dst,
                                     const char **msg);
  static bool init_repositories(Rpl_info *info,
                                Rpl_info_handler **handler_src,
                                Rpl_info_handler **handler_dst,
                                const char **msg);
  static bool scan_repositories(uint* found_instances,
                                uint* found_rep_option,
                                const struct_table_data table_data,
                                const struct_file_data file_data, const char **msg);
};

#endif

#endif
