#include <iostream>
#include <vector>
#include <random>

std::random_device econ_dev;
std::mt19937 econ_rng(econ_dev());

/**
 * @brief Simple random economic spend decision
 * 
 * @param balances Balances vec
 * @param id ID of participant making the decision
 * @param spend_ratio Proportion of savings they are willing 
 * to spend
 */
void economic_decision_simple(std::vector<int> &balances, int id, float spend_ratio) {
    // assert(spend_ratio > 0 && spend_ratio <= 1);
    int total_bal = balances.at(id);

    // random spend ratio is too costly
    // std::uniform_int_distribution<std::mt19937::result_type> dist_spend_ratios(0,10000 * spend_ratio); 
    std::uniform_int_distribution<std::mt19937::result_type> dist_len(0,balances.size()-1); 

    int spendable = spend_ratio * total_bal;
    int recipient_id = dist_len(econ_rng);
    balances.at(id) -= spendable;
    balances.at(recipient_id) += spendable;
}

/**
 * @brief balances vec
 *
 * @param balances Balances vec
 * @param id ID of participant making decision
 * @param id ID of participant making decision
 */
void economic_decision_tiered(std::vector<int> &balances, int id, float max_spend_ratio) {
    
}