feat: added more hysteresis settings

src/HaHelper.h

@@ -439,6 +439,28 @@ public:
     return this->publish(this->makeConfigTopic(FPSTR(HA_ENTITY_SWITCH), F("heating_turbo")).c_str(), doc);
   }
 
+  bool publishSwitchHeatingHysteresis(bool enabledByDefault = true) {
+    JsonDocument doc;
+    doc[FPSTR(HA_AVAILABILITY)][FPSTR(HA_TOPIC)] = this->statusTopic.c_str();
+    doc[FPSTR(HA_ENABLED_BY_DEFAULT)] = enabledByDefault;
+    doc[FPSTR(HA_UNIQUE_ID)] = this->getObjectIdWithPrefix(F("heating_hysteresis"));
+    doc[FPSTR(HA_OBJECT_ID)] = doc[FPSTR(HA_UNIQUE_ID)];
+    doc[FPSTR(HA_ENTITY_CATEGORY)] = FPSTR(HA_ENTITY_CATEGORY_CONFIG);
+    doc[FPSTR(HA_NAME)] = F("Use heating hysteresis");
+    doc[FPSTR(HA_ICON)] = F("mdi:altimeter");
+    doc[FPSTR(HA_STATE_TOPIC)] = this->settingsTopic.c_str();
+    doc[FPSTR(HA_STATE_ON)] = true;
+    doc[FPSTR(HA_STATE_OFF)] = false;
+    doc[FPSTR(HA_VALUE_TEMPLATE)] = F("{{ value_json.heating.hysteresis.enabled }}");
+    doc[FPSTR(HA_COMMAND_TOPIC)] = this->setSettingsTopic.c_str();
+    doc[FPSTR(HA_PAYLOAD_ON)] = F("{\"heating\": {\"hysteresis\" : {\"enabled\" : true}}}");
+    doc[FPSTR(HA_PAYLOAD_OFF)] = F("{\"heating\": {\"hysteresis\" : {\"enabled\" : false}}}");
+    doc[FPSTR(HA_EXPIRE_AFTER)] = this->expireAfter;
+    doc.shrinkToFit();
+
+    return this->publish(this->makeConfigTopic(FPSTR(HA_ENTITY_SWITCH), F("heating_hysteresis")).c_str(), doc);
+  }
+
   bool publishInputHeatingHysteresis(UnitSystem unit = UnitSystem::METRIC, bool enabledByDefault = true) {
     JsonDocument doc;
     doc[FPSTR(HA_AVAILABILITY)][FPSTR(HA_TOPIC)] = this->statusTopic.c_str();
@@ -458,9 +480,9 @@ public:
     doc[FPSTR(HA_NAME)] = F("Heating hysteresis");
     doc[FPSTR(HA_ICON)] = F("mdi:altimeter");
     doc[FPSTR(HA_STATE_TOPIC)] = this->settingsTopic.c_str();
-    doc[FPSTR(HA_VALUE_TEMPLATE)] = F("{{ value_json.heating.hysteresis|float(0)|round(2) }}");
+    doc[FPSTR(HA_VALUE_TEMPLATE)] = F("{{ value_json.heating.hysteresis.value|float(0)|round(2) }}");
     doc[FPSTR(HA_COMMAND_TOPIC)] = this->setSettingsTopic.c_str();
-    doc[FPSTR(HA_COMMAND_TEMPLATE)] = F("{\"heating\": {\"hysteresis\" : {{ value }}}}");
+    doc[FPSTR(HA_COMMAND_TEMPLATE)] = F("{\"heating\": {\"hysteresis\" : {\"value\" : {{ value }}}}}");
     doc[FPSTR(HA_MIN)] = 0;
     doc[FPSTR(HA_MAX)] = 15;
     doc[FPSTR(HA_STEP)] = 0.01f;

src/MqttTask.h

@@ -486,6 +486,7 @@ protected:
   void publishHaEntities() {
     // heating
     this->haHelper->publishSwitchHeatingTurbo(false);
+    this->haHelper->publishSwitchHeatingHysteresis();
     this->haHelper->publishInputHeatingHysteresis(settings.system.unitSystem);
     this->haHelper->publishInputHeatingTurboFactor(false);
     this->haHelper->publishInputHeatingMinTemp(settings.system.unitSystem);

src/OpenThermTask.h

@@ -171,7 +171,7 @@ protected:
     vars.master.heating.enabled = this->isReady()
       && settings.heating.enabled
       && vars.cascadeControl.input 
-      && !vars.master.heating.blocking
+      && (!vars.master.heating.blocking || settings.heating.hysteresis.action != HysteresisAction::DISABLE_HEATING)
       && !vars.master.heating.overheat;
 
     // DHW settings

src/RegulatorTask.h

@@ -59,12 +59,23 @@ protected:
     this->turbo();
     this->hysteresis();
 
-    vars.master.heating.targetTemp = settings.heating.target;
+    if (vars.master.heating.blocking && settings.heating.hysteresis.action == HysteresisAction::SET_ZERO_TARGET) {
-    vars.master.heating.setpointTemp = roundf(constrain(
+      vars.master.heating.targetTemp = 0.0f;
-      this->getHeatingSetpointTemp(),
+      vars.master.heating.setpointTemp = 0.0f;
-      this->getHeatingMinSetpointTemp(),
+
-      this->getHeatingMaxSetpointTemp()
+      // tick if PID enabled
-    ), 0);
+      if (settings.pid.enabled) {
+        this->getHeatingSetpointTemp();
+      }
+
+    } else {
+      vars.master.heating.targetTemp = settings.heating.target;
+      vars.master.heating.setpointTemp = roundf(constrain(
+        this->getHeatingSetpointTemp(),
+        this->getHeatingMinSetpointTemp(),
+        this->getHeatingMaxSetpointTemp()
+      ), 0);
+    }
 
     Sensors::setValueByType(
       Sensors::Type::HEATING_SETPOINT_TEMP, vars.master.heating.setpointTemp,
@@ -92,15 +103,15 @@ protected:
 
   void hysteresis() {
     bool useHyst = false;
-    if (settings.heating.hysteresis > 0.01f && this->indoorSensorsConnected) {
+    if (settings.heating.hysteresis.enabled && this->indoorSensorsConnected) {
       useHyst = settings.equitherm.enabled || settings.pid.enabled || settings.opentherm.options.nativeHeatingControl;
     }
 
     if (useHyst) {
-      if (!vars.master.heating.blocking && vars.master.heating.indoorTemp - settings.heating.target + 0.0001f >= settings.heating.hysteresis) {
+      if (!vars.master.heating.blocking && vars.master.heating.indoorTemp - settings.heating.target + 0.0001f >= settings.heating.hysteresis.value) {
         vars.master.heating.blocking = true;
 
-      } else if (vars.master.heating.blocking && vars.master.heating.indoorTemp - settings.heating.target - 0.0001f <= -(settings.heating.hysteresis)) {
+      } else if (vars.master.heating.blocking && vars.master.heating.indoorTemp - settings.heating.target - 0.0001f <= -(settings.heating.hysteresis.value)) {
         vars.master.heating.blocking = false;
       }
 

src/Settings.h

@@ -103,12 +103,17 @@ struct Settings {
     bool enabled = true;
     bool turbo = false;
     float target = DEFAULT_HEATING_TARGET_TEMP;
-    float hysteresis = 0.5f;
     float turboFactor = 7.5f;
     uint8_t minTemp = DEFAULT_HEATING_MIN_TEMP;
     uint8_t maxTemp = DEFAULT_HEATING_MAX_TEMP;
     uint8_t maxModulation = 100;
 
+    struct {
+      bool enabled = true;
+      float value = 0.5f;
+      HysteresisAction action = HysteresisAction::DISABLE_HEATING;
+    } hysteresis;
+
     struct {
       uint8_t highTemp = 95;
       uint8_t lowTemp = 90;

src/defines.h

@@ -163,4 +163,9 @@ enum class UnitSystem : uint8_t {
   IMPERIAL  = 1
 };
 
+enum class HysteresisAction : uint8_t {
+  DISABLE_HEATING = 0,
+  SET_ZERO_TARGET = 1
+};
+
 char buffer[255];

src/strings.h

@@ -34,6 +34,7 @@ const char L_CASCADE_OUTPUT[]                       PROGMEM = "CASCADE.OUTPUT";
 const char L_EXTPUMP[]                              PROGMEM = "EXTPUMP";
 
 
+const char S_ACTION[]                               PROGMEM = "action";
 const char S_ACTIONS[]                              PROGMEM = "actions";
 const char S_ACTIVE[]                               PROGMEM = "active";
 const char S_ADDRESS[]                              PROGMEM = "address";

src/utils.h

@@ -490,7 +490,9 @@ void settingsToJson(const Settings& src, JsonVariant dst, bool safe = false) {
   heating[FPSTR(S_ENABLED)] = src.heating.enabled;
   heating[FPSTR(S_TURBO)] = src.heating.turbo;
   heating[FPSTR(S_TARGET)] = roundf(src.heating.target, 2);
-  heating[FPSTR(S_HYSTERESIS)] = roundf(src.heating.hysteresis, 3);
+  heating[FPSTR(S_HYSTERESIS)][FPSTR(S_ENABLED)] = src.heating.hysteresis.enabled;
+  heating[FPSTR(S_HYSTERESIS)][FPSTR(S_VALUE)] = roundf(src.heating.hysteresis.value, 3);
+  heating[FPSTR(S_HYSTERESIS)][FPSTR(S_ACTION)] = static_cast<uint8_t>(src.heating.hysteresis.action);
   heating[FPSTR(S_TURBO_FACTOR)] = roundf(src.heating.turboFactor, 3);
   heating[FPSTR(S_MIN_TEMP)] = src.heating.minTemp;
   heating[FPSTR(S_MAX_TEMP)] = src.heating.maxTemp;
@@ -1303,15 +1305,41 @@ bool jsonToSettings(const JsonVariantConst src, Settings& dst, bool safe = false
     }
   }
 
-  if (!src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)].isNull()) {
+  if (src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)][FPSTR(S_ENABLED)].is<bool>()) {
-    float value = src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)].as<float>();
+    bool value = src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)][FPSTR(S_ENABLED)].as<bool>();
 
-    if (value >= 0.0f && value <= 15.0f && fabsf(value - dst.heating.hysteresis) > 0.0001f) {
+    if (value != dst.heating.hysteresis.enabled) {
-      dst.heating.hysteresis = roundf(value, 2);
+      dst.heating.hysteresis.enabled = value;
       changed = true;
     }
   }
 
+  if (!src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)][FPSTR(S_VALUE)].isNull()) {
+    float value = src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)][FPSTR(S_VALUE)].as<float>();
+
+    if (value >= 0.0f && value <= 15.0f && fabsf(value - dst.heating.hysteresis.value) > 0.0001f) {
+      dst.heating.hysteresis.value = roundf(value, 2);
+      changed = true;
+    }
+  }
+
+  if (!src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)][FPSTR(S_ACTION)].isNull()) {
+    uint8_t value = src[FPSTR(S_HEATING)][FPSTR(S_HYSTERESIS)][FPSTR(S_ACTION)].as<uint8_t>();
+
+    switch (value) {
+      case static_cast<uint8_t>(HysteresisAction::DISABLE_HEATING):
+      case static_cast<uint8_t>(HysteresisAction::SET_ZERO_TARGET):
+        if (static_cast<uint8_t>(dst.heating.hysteresis.action) != value) {
+         dst.heating.hysteresis.action = static_cast<HysteresisAction>(value);
+          changed = true;
+        }
+        break;
+
+      default:
+        break;
+    }
+  }
+
   if (!src[FPSTR(S_HEATING)][FPSTR(S_TURBO_FACTOR)].isNull()) {
     float value = src[FPSTR(S_HEATING)][FPSTR(S_TURBO_FACTOR)].as<float>();
 

src_data/pages/settings.html

@@ -192,21 +192,48 @@
               </div>
 
               <div class="grid">
-                <label>
-                  <span data-i18n>settings.heating.hyst</span>
-                  <input type="number" inputmode="decimal" name="heating[hysteresis]" min="0" max="5" step="0.05" required>
-                </label>
-
                 <label>
                   <span data-i18n>settings.heating.turboFactor</span>
                   <input type="number" inputmode="decimal" name="heating[turboFactor]" min="1.5" max="10" step="0.1" required>
                 </label>
+
+                <label>
+                  <span data-i18n>settings.maxModulation</span>
+                  <input type="number" inputmode="numeric" name="heating[maxModulation]" min="1" max="100" step="1" required>
+                </label>
               </div>
 
-              <label>
+              <hr />
-                <span data-i18n>settings.maxModulation</span>
+
-                <input type="number" inputmode="numeric" name="heating[maxModulation]" min="1" max="100" step="1" required>
+              <details>
-              </label>
+                <summary><b data-i18n>settings.heating.hyst.title</b></summary>
+                
+                <div>
+                  <fieldset>
+                    <label>
+                      <input type="checkbox" name="heating[hysteresis][enabled]" value="true">
+                      <span data-i18n>settings.enable</span>
+                    </label>
+                  </fieldset>
+
+                  <div class="grid">
+                    <label>
+                      <span data-i18n>settings.heating.hyst.value</span>
+                      <input type="number" inputmode="decimal" name="heating[hysteresis][value]" min="0" max="5" step="0.05" required>
+                    </label>
+
+                    <label>
+                      <span data-i18n>settings.heating.hyst.action.title</span>
+                      <select name="heating[hysteresis][action]">
+                        <option value="0" data-i18n>settings.heating.hyst.action.disableHeating</option>
+                        <option value="1" data-i18n>settings.heating.hyst.action.set0target</option>
+                      </select>
+                    </label>
+                  </div>
+                </div>
+
+                <small data-i18n>settings.heating.hyst.desc</small>
+              </details>
 
               <hr />
 
@@ -956,7 +983,9 @@
             "min": data.system.unitSystem == 0 ? 1 : 33,
             "max": data.system.unitSystem == 0 ? 100 : 212
           });
-          setInputValue("[name='heating[hysteresis]']", data.heating.hysteresis);
+          setCheckboxValue("[name='heating[hysteresis][enabled]']", data.heating.hysteresis.enabled);
+          setInputValue("[name='heating[hysteresis][value]']", data.heating.hysteresis.value);
+          setSelectValue("[name='heating[hysteresis][action]']", data.heating.hysteresis.action);
           setInputValue("[name='heating[turboFactor]']", data.heating.turboFactor);
           setInputValue("[name='heating[maxModulation]']", data.heating.maxModulation);
           setInputValue("[name='heating[overheatProtection][highTemp]']", data.heating.overheatProtection.highTemp, {