random_selector.hpp

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#pragma once
 
#include <arkanjo/base/path.hpp>
#include <arkanjo/base/similarity_table.hpp>
#include <random>
#include <string>
#include <vector>
 
#include <arkanjo/cli/cli_error.hpp>
#include <arkanjo/commands/command_base.hpp>
 
class RandomSelector : public CommandBase<RandomSelector> {
    static constexpr const char* TEMPLATE_RANDOM_ENTRY =
      "Functions: {path_a} AND {path_b}. Similarity: {similarity} ";
 
    Similarity_Table* similarity_table; 
    double minimum_similarity;          
    double maximum_similarity;          
    double maximum_quantity;            
 
    const int seed = 123456789;  
    std::mt19937 rng = std::mt19937(seed); 
 
    bool is_valid_pair(SimilarPair path_pair);
 
    std::vector<SimilarPair> get_similarity_pairs_filtered();
 
    std::vector<SimilarPair> make_random_selection(std::vector<SimilarPair> path_pairs);
 
    void print_path_pairs(std::vector<SimilarPair> path_pairs);
 
  public:
    static constexpr CliOption options_[] = {
        {"minimum_similarity", 0, PositionalArgument, nullptr},
        {"maximum_similarity", 0, PositionalArgument, nullptr},
        {"maximum_quantity", 0, PositionalArgument, nullptr},
        OPTION_END
    };
    COMMAND_DESCRIPTION(
        "Select random pairs of functions within a specified similarity range. "
        "The provided MIN_SIMILARITY and MAX_SIMILARITY parameters define the "
        "inclusive similarity interval, and up to MAX_QUANTITY pairs are randomly "
        "selected and displayed.")
 
    
    explicit RandomSelector(Similarity_Table* _similarity_table);
 
    bool validate(const ParsedOptions& options) override;
 
    bool run(const ParsedOptions& options) override;
};