/*
** Copyright 2014-2015 Centreon
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
**     http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
**
** For more information : contact@centreon.com
*/

#ifndef CCB_BAM_CONFIGURATION_APPLIER_KPI_HH
#define CCB_BAM_CONFIGURATION_APPLIER_KPI_HH

#include "com/centreon/broker/bam/configuration/kpi.hh"
#include "com/centreon/broker/bam/configuration/state.hh"
#include "com/centreon/broker/bam/kpi.hh"
#include "com/centreon/broker/io/stream.hh"
#include "com/centreon/broker/namespace.hh"

CCB_BEGIN()

namespace bam {
// Forward declaration.
class service_book;

namespace configuration {
namespace applier {
// Forward declarations.
class ba;
class bool_expression;

/**
 *  @class kpi kpi.hh "com/centreon/broker/bam/configuration/applier/kpi.hh"
 *  @brief Apply KPI configuration.
 *
 *  Take the configuration of KPIs and apply it.
 */
class kpi {
 public:
  kpi();
  kpi(kpi const& other);
  ~kpi() noexcept = default;
  kpi& operator=(kpi const& other);
  void apply(configuration::state::kpis const& my_kpis,
             hst_svc_mapping const& mapping,
             ba& my_bas,
             bool_expression& my_boolexps,
             service_book& book);
  void visit(io::stream* visitor);

 private:
  struct applied {
    configuration::kpi cfg;
    std::shared_ptr<bam::kpi> obj;
  };

  void _internal_copy(kpi const& other);
  std::shared_ptr<bam::kpi> _new_kpi(configuration::kpi const& cfg);
  void _invalidate_ba(configuration::kpi const& cfg);
  std::map<uint32_t, applied>::iterator _remove_kpi(
      std::map<uint32_t, applied>::iterator& kpi_it);
  void _resolve_kpi(configuration::kpi const& cfg,
                    const std::shared_ptr<bam::kpi>&);

  std::map<uint32_t, applied> _applied;
  ba* _bas;
  service_book* _book;
  bool_expression* _boolexps;
  hst_svc_mapping const* _mapping;
};
}  // namespace applier
}  // namespace configuration
}  // namespace bam

CCB_END()

#endif  // !CCB_BAM_CONFIGURATION_APPLIER_KPI_HH
