SearchResults.h

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//
// Copyright (C) David Cosgrove 2024.
//
//   @@ All Rights Reserved @@
//  This file is part of the RDKit.
//  The contents are covered by the terms of the BSD license
//  which is included in the file license.txt, found at the root
//  of the RDKit source tree.
//
 
#ifndef RDKIT_SYNTHONSPACE_SEARCHRESULTS_H
#define RDKIT_SYNTHONSPACE_SEARCHRESULTS_H
 
#include <RDGeneral/export.h>
#include <GraphMol/ROMol.h>
 
namespace RDKit::SynthonSpaceSearch {
 
// A class holding a set of results from a search.  Contains the hit
// molecules and information about how the search progressed, whether
// it timed out etc.
class RDKIT_SYNTHONSPACESEARCH_EXPORT SearchResults {
 public:
  explicit SearchResults() : d_maxNumResults(0) {}
  SearchResults(std::vector<std::unique_ptr<ROMol>> &&mols, std::uint64_t maxNumRes,
                bool timedOut, bool cancelled);
  SearchResults(const SearchResults &other);
  SearchResults(SearchResults &&other) = default;
  ~SearchResults() = default;
 
  SearchResults &operator=(const SearchResults &other);
  SearchResults &operator=(SearchResults &&other) = default;
 
  /*!
   * Returns the upper bound on the number of results the search might return.
   * There may be fewer than this in practice for several reasons such as
   * duplicate reagent sets being removed or the final product not matching the
   * query even though the synthons suggested it would.
   *
   * @return int
   */
  std::uint64_t getMaxNumResults() const { return d_maxNumResults; }
  /*!
   * Returns the hit molecules from the search. Not necessarily all
   * those possible, just the maximum number requested.
   *
   * @return std::vector<std::unique_ptr<ROMol>>
   */
  const std::vector<std::unique_ptr<ROMol>> &getHitMolecules() const {
    return d_hitMolecules;
  }
 
  /*!
   * Returns whether the search timed out or not,
   * @return bool
   */
  bool getTimedOut() const { return d_timedOut; }
  /*!
   * Returns whether the search was cancelled or not,
   * @return bool
   */
  bool getCancelled() const { return d_cancelled; }
 
  // Merge other into this, keeping only molecules with unique
  // names and destroying contents of other on exit.
  void mergeResults(SearchResults &other);
 
 private:
  std::vector<std::unique_ptr<ROMol>> d_hitMolecules;
  // Only used when merging in another set, so will be
  // filled in then if needed, empty otherwise.
  std::unordered_set<std::string> d_molNames;
 
  std::uint64_t d_maxNumResults;
  bool d_timedOut{false};
  bool d_cancelled{false};
};
 
}  // namespace RDKit::SynthonSpaceSearch
 
#endif  // RDKIT_SYNTHONSPACE_SEARCHRESULTS_H