#pragma once

#include <vector>
#include <functional>
#include <utility>
#include <random>
#include <limits>
#include <valarray>

#include "problem.hpp"
#include "graph.hpp"
#include "hooks.hpp"
#include "current_info.hpp"
#include "array_hash.hpp"

#define CURRENT_CUTOFF 1e-11

class network {
  public:
    const graph& G;
    std::vector<bool> fuses;
    std::vector<long double> thresholds;

    network(const graph&);
    network(const network&);

    void set_thresholds(double, std::mt19937&);
    void fracture(hooks&, bool one_axis = false);

    virtual void break_edge(unsigned e, bool unbreak = false) {fuses[e] = !unbreak;};
    virtual current_info get_current_info() {current_info empty; return empty;};
};

class fuse_network : public network {
  private:
    double weight;
    problem ohm_x;
    problem ohm_y;

  public:
    fuse_network(const graph&, cholmod_common*, double weight = 1.0);
    fuse_network(const fuse_network&);

    void break_edge(unsigned, bool unbreak = false) override;
    current_info get_current_info() override;
};

class elastic_network : public network {
  private:
    double weight;
    problem hook_x;
    problem hook_y;

  public:
    elastic_network(const graph&, cholmod_common*, double weight = 0.5);
    elastic_network(const elastic_network&);

    void break_edge(unsigned, bool unbreak = false) override;
    current_info get_current_info() override;
};

class percolation_network : public network {
  private:
    problem px;
    problem py;

  public:
    percolation_network(const graph&, cholmod_common*);
    percolation_network(const percolation_network&);

    void break_edge(unsigned, bool unbreak = false) override;
    current_info get_current_info() override;
};