project_qsql.hpp

/* project.hpp */
/* $Id$ */
#ifndef __hds_db_project_qsql_hpp
#define __hds_db_project_qsql_hpp

#include <QSqlDatabase>

#include <hds_db/base/project.hpp>
#include <hds_db/qsql/qsql_impl.hpp>

namespace hds
{
  namespace db
  {
    class SeismicQSql;
    
    class ProjectQSql : public Project, public QSqlImpl
    {
      friend class SeismicQSql;
      
    public:
      
      ProjectQSql(const ContextQSql &dbc);
      
      virtual ~ProjectQSql();
      
      //--- Access to data storage ---------------------------------------------------------------
      
      virtual ErrCode open(const std::string &name, OpenMode mode);
      
      virtual ErrCode close();
      
      virtual ErrCode flush();
      
      virtual std::string name(ErrCode *rc = NULL) const;
      
      virtual ErrCode setName(const std::string &name_str);

      virtual ErrCode remove(const std::string &name);
      
      virtual ErrCode getList(Names &list) const;
      
      virtual size_t dataSize(const std::string &name,
                  ErrCode *rc = NULL) const;

      virtual time_t creationTime(const std::string &name,
                  ErrCode *rc = NULL) const;
      
      virtual time_t modificationTime(const std::string &name,
                      ErrCode *rc = NULL) const;
      
      //--- Access to project data ---------------------------------------------------------------
      
      virtual ErrCode setCreator(const std::string &creator_str);
      
      virtual std::string creator(ErrCode *rc = NULL) const;
      
      virtual ErrCode setDescription(const std::string &descr_str);
      
      virtual std::string description(ErrCode *rc = NULL) const;
            
    protected:

      DbIndex m_cur_project_id;
      
      size_t get_seis_data_size(const std::string &name,
                ErrCode *rc) const;
      
      static ErrCode name2id(QSqlDatabase &db, const std::string &name, DbIndex &id);

      static ErrCode db_update_time_stamp(QSqlDatabase &db, const DbIndex &id);
      
      ErrCode clear_seismics(const ContextQSql &dbc,
                 const std::string &project_name);
      
    private:
      
      ErrCode create_project(const std::string &name, DbIndex &id);
    };
  }; // db
}; // hds

#endif /* __hds_db_project_qsql_hpp */