#pragma once
#include "HoldTime.h"

HoldTime::HoldTime(double time) : hold_time(time), value(false), last_value(0) {
  last_time = std::chrono::system_clock::now();
}

void HoldTime::update_value(double tag_value) {
  if (fabs(tag_value - last_value) > std::numeric_limits<double>::epsilon()) {
    value = false;
    last_time = std::chrono::system_clock::now();
  } else {
    if (std::chrono::system_clock::now() - last_time >
        std::chrono::seconds(int(hold_time * 60))) {
      value = true;
    } else {
      value = false;
    }
  }
  last_value = tag_value;
}

std::tuple<bool, double, std::string, std::string> HoldTime::find_hold(
    std::string exp_str) {
  bool flag = false;
  double timeM = 0;
  std::string tagi = "";
  std::string var_name = "";
  auto res = exp_str.find("hold");
  if (res != std::string::npos) {
    auto res2 = exp_str.find("_on_tag");
    if (res2 != std::string::npos) {
      timeM = std::stod(exp_str.substr(res + 4, res2 - res));
      auto res3 = exp_str.find("_HE");
      if (res3 != std::string::npos) {
        tagi = exp_str.substr(res2 + 4, res3 - res2 - 4);
        flag = true;
        var_name = exp_str.substr(res, res3 + 3 - res);
      } else {
        timeM = 2;
        tagi = "no _HE";
      }
    } else {
      timeM = 1;
      tagi = "no _on_tag";
    }
  } else {
    timeM = 0;
    tagi = "no hold";
  }
  return std::make_tuple(flag, timeM, tagi, var_name);
}