Introduce dummy class

tw7100.cpp

@@ -236,10 +236,8 @@ void tw7100Component::update_sensor(std::pair<std::string, std::string> data) {
 #endif
   } else if (cmd == "SIGNAL") {
     ESP_LOGV(TAG, "updating signal sensors");
-#ifdef USE_BINARY_SENSOR
     int value = std::stoi(value_string);
-    if (has_signal_) has_signal_->publish_state(value > 0);
+    has_signal_->publish_state(value > 0);
-#endif
     if (signal_status_) signal_status_->publish_state(value);
   } else if (cmd == "LUMINANCE") {
     ESP_LOGV(TAG, "updating luminance sensors");

tw7100.h

@@ -30,6 +30,18 @@
 #include "number/tw7100_number.h"
 #endif
 
+#ifndef USE_BINARY_SENSOR
+namespace esphome {
+namespace binary_sensor {
+class BinarySensor : public Component {
+  private:
+  public:
+    void publish_state(bool state) { ESP_LOGW("dummy_binary_sensor", "skipping updating value for this unconfigured sensor"); };
+};
+}
+}
+#endif
+
 namespace esphome {
 namespace tw7100 {
 
@@ -121,10 +133,8 @@ class tw7100Component : public PollingComponent, public uart::UARTDevice {
 
 
   protected:
-#ifdef USE_BINARY_SENSOR
+    binary_sensor::BinarySensor *powered_ = new binary_sensor::BinarySensor();
-    binary_sensor::BinarySensor *powered_{nullptr};
+    binary_sensor::BinarySensor *has_signal_ = new binary_sensor::BinarySensor();
-    binary_sensor::BinarySensor *has_signal_{nullptr};
-#endif
 #ifdef USE_SENSOR
     sensor::Sensor *lamp_hours_{nullptr};
     sensor::Sensor *power_status_{nullptr};