Implement inverter restart by mqtt topic

docs/MQTT_Topics.md

@@ -69,3 +69,4 @@ cmd topics are used to set values. Status topics are updated from values set in
 | [serial]/cmd/limit_nonpersistent_relative | W     | Set the inverter limit as a percentage of total production capability. The  value will reset to the last persistent value at night without power. The updated value will show up in the web GUI and limit_relative topic immediatly. | %                          |
 | [serial]/cmd/limit_nonpersistent_absolute | W     | Set the inverter limit as a absolute value. The  value will reset to the last persistent value at night without power. The updated value will show up in the web GUI and limit_relative topic after around 4 minutes. | Watt (W)                   |
 | [serial]/cmd/power                        | W      | Turn the inverter on (1) or off (0)                 | 0 or 1                     |
+| [serial]/cmd/restart                      | W      | Restarts the inverters (also resets YieldDay)       | 1                          |

lib/Hoymiles/src/inverters/HM_Abstract.cpp

@@ -115,7 +115,11 @@ bool HM_Abstract::resendActivePowerControlRequest(HoymilesRadio* radio)
 
 bool HM_Abstract::sendPowerControlRequest(HoymilesRadio* radio, bool turnOn)
 {
-    _powerState = turnOn;
+    if (turnOn) {
+        _powerState = 1;
+    } else {
+        _powerState = 0;
+    }
 
     PowerControlCommand* cmd = radio->enqueCommand<PowerControlCommand>();
     cmd->setPowerOn(turnOn);
@@ -125,7 +129,33 @@ bool HM_Abstract::sendPowerControlRequest(HoymilesRadio* radio, bool turnOn)
     return true;
 }
 
+bool HM_Abstract::sendRestartControlRequest(HoymilesRadio* radio)
+{
+    _powerState = 2;
+
+    PowerControlCommand* cmd = radio->enqueCommand<PowerControlCommand>();
+    cmd->setRestart();
+    cmd->setTargetAddress(serial());
+    PowerCommand()->setLastPowerCommandSuccess(CMD_PENDING);
+
+    return true;
+}
+
 bool HM_Abstract::resendPowerControlRequest(HoymilesRadio* radio)
 {
-    return sendPowerControlRequest(radio, _powerState);
+    switch (_powerState) {
+    case 0:
+        return sendPowerControlRequest(radio, false);
+        break;
+    case 1:
+        return sendPowerControlRequest(radio, true);
+        break;
+    case 2:
+        return sendRestartControlRequest(radio);
+        break;
+
+    default:
+        return false;
+        break;
+    }
 }

lib/Hoymiles/src/inverters/HM_Abstract.h

@@ -12,6 +12,7 @@ public:
     bool sendActivePowerControlRequest(HoymilesRadio* radio, float limit, PowerLimitControlType type);
     bool resendActivePowerControlRequest(HoymilesRadio* radio);
     bool sendPowerControlRequest(HoymilesRadio* radio, bool turnOn);
+    bool sendRestartControlRequest(HoymilesRadio* radio);
     bool resendPowerControlRequest(HoymilesRadio* radio);
 
 private:
@@ -19,5 +20,5 @@ private:
     float _activePowerControlLimit = 0;
     PowerLimitControlType _activePowerControlType = PowerLimitControlType::AbsolutNonPersistent;
 
-    bool _powerState = true;
+    uint8_t _powerState = 1;
 };

lib/Hoymiles/src/inverters/InverterAbstract.h

@@ -53,6 +53,7 @@ public:
     virtual bool sendActivePowerControlRequest(HoymilesRadio* radio, float limit, PowerLimitControlType type) = 0;
     virtual bool resendActivePowerControlRequest(HoymilesRadio* radio) = 0;
     virtual bool sendPowerControlRequest(HoymilesRadio* radio, bool turnOn) = 0;
+    virtual bool sendRestartControlRequest(HoymilesRadio* radio) = 0;
     virtual bool resendPowerControlRequest(HoymilesRadio* radio) = 0;
 
     AlarmLogParser* EventLog();

src/MqttSettings.cpp

@@ -15,6 +15,7 @@
 #define TOPIC_SUB_LIMIT_NONPERSISTENT_RELATIVE "limit_nonpersistent_relative"
 #define TOPIC_SUB_LIMIT_NONPERSISTENT_ABSOLUTE "limit_nonpersistent_absolute"
 #define TOPIC_SUB_POWER "power"
+#define TOPIC_SUB_RESTART "restart"
 
 MqttSettingsClass::MqttSettingsClass()
 {
@@ -48,6 +49,7 @@ void MqttSettingsClass::onMqttConnect(bool sessionPresent)
     mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_LIMIT_NONPERSISTENT_RELATIVE).c_str(), 0);
     mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_LIMIT_NONPERSISTENT_ABSOLUTE).c_str(), 0);
     mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_POWER).c_str(), 0);
+    mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_RESTART).c_str(), 0);
 }
 
 void MqttSettingsClass::onMqttDisconnect(espMqttClientTypes::DisconnectReason reason)
@@ -155,10 +157,19 @@ void MqttSettingsClass::onMqttMessage(const espMqttClientTypes::MessagePropertie
             Serial.println("Ignored because retained");
         }
 
-    } else if(!strcmp(setting, TOPIC_SUB_POWER)) {
+    } else if (!strcmp(setting, TOPIC_SUB_POWER)) {
         // Turn inverter on or off
         Serial.printf("Set inverter power to: %d\n", payload_val);
         inv->sendPowerControlRequest(Hoymiles.getRadio(), payload_val > 0);
+
+    } else if (!strcmp(setting, TOPIC_SUB_RESTART)) {
+        // Restart inverter
+        Serial.printf("Restart inverter\n");
+        if (!properties.retain && payload_val == 1) {
+            inv->sendRestartControlRequest(Hoymiles.getRadio());
+        } else {
+            Serial.println("Ignored because retained");
+        }
     }
 }