two modes if no humidity sensor available

src/Heating.cpp

@@ -5,46 +5,82 @@
 #include "Heating.h"
 #include "Pins.h"
 
-void Heating::init(Temperature *tempsensor) {
-    mFanWaiting = false;
+void Heating::init(Temperature *tempsensor, unsigned mode) {
+    switch (mode) {
+        case TIME: {
+            const unsigned percentOn = 20;
+            const unsigned refreshperiod = 60;
 
-    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
+            const auto func = [this]() {
                 mLuefterTicker.detach();
-                Serial.println("heating should run now!");
-                // turn on heating and fan
+
+                // every minute turn on the heating
                 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");
-                    });
-                }
-            }
-        });
-    });
+                Serial.println("Turning on heating");
+
+                mTurnOffTicker.once(refreshperiod * percentOn / 100, []() {
+                    digitalWrite(HeizungPin, LOW);
+
+                    Serial.println("Turned off heating!");
+                });
+
+                mLuefterTicker.once((refreshperiod * percentOn / 100) + 30, []() {
+                    digitalWrite(LuefterPin, LOW);
+
+                    Serial.println("Turned off fan!");
+                });
+            };
+
+            func();
+            mHeizungTicker.attach(60, 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;
+    }
 }

src/Heating.h

@@ -9,10 +9,13 @@
 
 class Heating {
 public:
-    void init(Temperature* tempsensor);
+    void init(Temperature* tempsensor, unsigned mode);
+
+    enum MODES {TIME, HUMIDITY};
 private:
     Ticker mHeizungTicker;
     Ticker mLuefterTicker;
+    Ticker mTurnOffTicker;
 
     bool mFanWaiting;
 };

src/main.cpp

@@ -189,7 +189,7 @@ void setup() {
     mang.init(&temp);
 
     Serial.println("initializing heating service");
-    mHeat.init(&temp);
+    mHeat.init(&temp, Heating::TIME);
 
     Serial.println("startup sequence complete!\n");
     digitalWrite(LED_BUILTIN, HIGH);