//
// Created by lukas on 10.11.20.
//

#include "Heating.h"
#include "Pins.h"

void Heating::init(Temperature *tempsensor, unsigned mode) {
    switch (mode) {
        case TIME: {
            const unsigned percentOn = 20;
            const unsigned refreshperiod = 900;

            const auto func = [this]() {
                mLuefterTicker.detach();

                // every minute turn on the heating
                digitalWrite(LuefterPin, HIGH);
                digitalWrite(HeizungPin, HIGH);

                Serial.println("Turning on heating");

                mTurnOffTicker.once((int)((float)refreshperiod * (float)percentOn / 100.0), []() {
                    digitalWrite(HeizungPin, LOW);

                    Serial.println("Turned off heating!");
                });

                mLuefterTicker.once((int)(((float)refreshperiod * (float)percentOn / 100.0) + 30.0), []() {
                    digitalWrite(LuefterPin, LOW);

                    Serial.println("Turned off fan!");
                });
            };

            func();
            mHeizungTicker.attach(refreshperiod, func);
            break;
        }
        case HUMIDITY:
            mFanWaiting = false;

            mHeizungTicker.attach(10, [&tempsensor, this]() {
                // shedule this function because tempread is blocking
                schedule_function([this, &tempsensor]() {
                    // check temperature
                    Serial.println("checking humidity");
                    const float hum = tempsensor->getHum();
                    if (hum == -1) return;

                    Serial.print("humidity read: ");
                    Serial.println(hum);

                    if (hum > 65.0) {
                        // turn off active turnoff timers
                        mLuefterTicker.detach();
                        Serial.println("heating should run now!");
                        // turn on heating and fan
                        digitalWrite(LuefterPin, HIGH);
                        digitalWrite(HeizungPin, HIGH);

                        // if fan waiting detach its ticker
                        if (mFanWaiting) {
                            mLuefterTicker.detach();
                            mFanWaiting = false;
                        }
                    } else if (hum < 60.0) {
                        // if humidity too low turn off heating and fan after 60secs
                        digitalWrite(HeizungPin, LOW);
                        Serial.println("heating should NOT run now!");
                        if (!mFanWaiting) {
                            mFanWaiting = true;
                            mLuefterTicker.once(60, []() {
                                // turn off fan
                                digitalWrite(LuefterPin, LOW);
                                Serial.println("turning off fan");
                            });
                        }
                    }
                });
            });
            break;
        default:
            break;
    }
}