Nextion upload and sensors (#1464)

Co-authored-by: Senex Crenshaw <senexcrenshaw@gmail.com>

esphome/components/nextion/binary_sensor/nextion_binarysensor.cpp

@@ -0,0 +1,69 @@
+#include "nextion_binarysensor.h"
+#include "esphome/core/util.h"
+#include "esphome/core/log.h"
+
+namespace esphome {
+namespace nextion {
+
+static const char *const TAG = "nextion_binarysensor";
+
+void NextionBinarySensor::process_bool(const std::string &variable_name, bool state) {
+  if (!this->nextion_->is_setup())
+    return;
+
+  if (this->variable_name_.empty())  // This is a touch component
+    return;
+
+  if (this->variable_name_ == variable_name) {
+    this->publish_state(state);
+    ESP_LOGD(TAG, "Processed binarysensor \"%s\" state %s", variable_name.c_str(), state ? "ON" : "OFF");
+  }
+}
+
+void NextionBinarySensor::process_touch(uint8_t page_id, uint8_t component_id, bool state) {
+  if (this->page_id_ == page_id && this->component_id_ == component_id) {
+    this->publish_state(state);
+  }
+}
+
+void NextionBinarySensor::update() {
+  if (!this->nextion_->is_setup())
+    return;
+
+  if (this->variable_name_.empty())  // This is a touch component
+    return;
+
+  this->nextion_->add_to_get_queue(this);
+}
+
+void NextionBinarySensor::set_state(bool state, bool publish, bool send_to_nextion) {
+  if (!this->nextion_->is_setup())
+    return;
+
+  if (this->component_id_ == 0)  // This is a legacy touch component
+    return;
+
+  if (send_to_nextion) {
+    if (this->nextion_->is_sleeping() || !this->visible_) {
+      this->needs_to_send_update_ = true;
+    } else {
+      this->needs_to_send_update_ = false;
+      this->nextion_->add_no_result_to_queue_with_set(this, (int) state);
+    }
+  }
+
+  if (publish) {
+    this->publish_state(state);
+  } else {
+    this->state = state;
+    this->has_state_ = true;
+  }
+
+  this->update_component_settings();
+
+  ESP_LOGN(TAG, "Wrote state for sensor \"%s\" state %s", this->variable_name_.c_str(),
+           ONOFF(this->variable_name_.c_str()));
+}
+
+}  // namespace nextion
+}  // namespace esphome