// Copyright (c) 2011-2013, Pacific Biosciences of California, Inc.
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// Author: David Alexander

#pragma once

#include <boost/utility.hpp>
#include <string>
#include <utility>
#include <vector>

#include "Poa/PoaConfig.hpp"
#include "Poa/PoaGraph.hpp"

namespace ConsensusCore
{
    using boost::noncopyable;

    /// \brief A multi-sequence consensus obtained from a partial-order alignment
    class PoaConsensus : private noncopyable
    {
        std::string consensusSequence_;
        PoaConfig config_;
        std::vector< std::pair<Mutation*, float> >* variants_;
        PoaGraph* poaGraph_;
        float score_;

    public:
        explicit PoaConsensus(const PoaConfig& config);
        ~PoaConsensus();

    public:
        static const PoaConsensus* FindConsensus(const std::vector<std::string>& reads,
                                                 const PoaConfig& config);
        static const PoaConsensus* FindConsensus(const std::vector<std::string>& reads,
                                                 bool global);
        static const PoaConsensus* FindConsensus(const std::vector<std::string>& reads);

    public:
        const PoaGraph* Graph() const;
        float Score() const;

        // Consensus interface methods
        std::string Sequence() const;
        std::string ToString() const;

        // Mutations interface
        const std::vector< std::pair<Mutation*, float> >* Mutations() const;
    };
}