Add sensor not initialized warning

Let user know in dump_config() when the sensor is not initialized.
Default some values to "Unknown"

Author: mikelawrence

components/sen5x/sen5x.cpp

@@ -449,14 +449,17 @@ void SEN5XComponent::internal_setup_(uint8_t state) {
       this->set_timeout(20, [this]() { this->internal_setup_(16); });
       break;
     case 16:
-      initialized_ = true;
+      this->initialized_ = true;
       ESP_LOGD(TAG, "Sensor initialized");
       break;
   }
 }
 
 void SEN5XComponent::dump_config() {
   ESP_LOGCONFIG(TAG, "sen5x:");
+  if (!this->initialized_) {
+    ESP_LOGCONFIG(TAG, "  Initialization is not complete, some values may not be filled in");
+  }
   if (this->is_failed()) {
     switch (this->error_code_) {
       case COMMUNICATION_FAILED:
@@ -534,7 +537,7 @@ void SEN5XComponent::dump_config() {
 }
 
 void SEN5XComponent::update() {
-  if (!initialized_) {
+  if (!this->initialized_) {
     return;
   }
 

components/sen5x/sen5x.h

@@ -137,8 +137,8 @@ class SEN5XComponent : public PollingComponent, public sensirion_common::Sensiri
   sensor::Sensor *nox_sensor_{nullptr};
   sensor::Sensor *co2_sensor_{nullptr};
 
-  std::string product_name_;
-  std::string serial_number_;
+  std::string product_name_ = "Unknown";
+  std::string serial_number_ = "Unknown";
   uint8_t firmware_major_{0xFF};
   uint8_t firmware_minor_{0xFF};
   Sen5xBaselines voc_baselines_storage_;