MarbleBag.h

Go to the documentation of this file.

// Copyright (c) XJ Music Inc. (https://xjmusic.com) All Rights Reserved.
 
#ifndef XJMUSIC_UTIL_MARBLE_BAG_H
#define XJMUSIC_UTIL_MARBLE_BAG_H
 
#include <map>
#include <optional>
#include <random>
 
#include "xjmusic/content/ContentEntity.h"
 
namespace XJ {
 
  class MarbleBag {
   std::map<int /*Phase*/, std::map<UUID /*Id*/, int /*Qty*/>> marbles;
   std::random_device rd;
   std::mt19937 gen{rd()};
 
  public:
    MarbleBag() = default;
 
    MarbleBag(const MarbleBag &other);
 
    MarbleBag &operator=(const MarbleBag &other) {
      if (this != &other) {
         marbles = other.marbles;
      }
      return *this;
    }
 
    UUID pick();
 
    void addAll(int phase, const std::map<UUID, int> &toAdd);
 
    void add(int phase, const UUID &id);
 
    void add(int phase, const UUID &id, int qty);
 
    int size() const;
 
    std::string toString() const;
 
    bool empty() const;
 
    bool isPresent() const;
 
    std::optional<UUID> pickPhase(int phase);
 
    static int quickPick(int total);
 
    static bool quickBooleanChanceOf(float probability);
 
    class Group {
    public:
      UUID id;
      int from;
      int to;
 
      Group(UUID id, int from, int to);
    };
  };
 
}// namespace XJ
 
#endif// XJMUSIC_UTIL_MARBLE_BAG_H