Add Micronova component (#4760)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Co-authored-by: Graham Brown <grahambrown11@gmail.com>

esphome/components/micronova/text_sensor/__init__.py

@@ -0,0 +1,43 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import text_sensor
+
+from .. import (
+    MicroNova,
+    MicroNovaFunctions,
+    CONF_MICRONOVA_ID,
+    CONF_MEMORY_LOCATION,
+    CONF_MEMORY_ADDRESS,
+    MICRONOVA_LISTENER_SCHEMA,
+    micronova_ns,
+)
+
+CONF_STOVE_STATE = "stove_state"
+
+MicroNovaTextSensor = micronova_ns.class_(
+    "MicroNovaTextSensor", text_sensor.TextSensor, cg.Component
+)
+
+CONFIG_SCHEMA = cv.Schema(
+    {
+        cv.GenerateID(CONF_MICRONOVA_ID): cv.use_id(MicroNova),
+        cv.Optional(CONF_STOVE_STATE): text_sensor.text_sensor_schema(
+            MicroNovaTextSensor
+        ).extend(
+            MICRONOVA_LISTENER_SCHEMA(
+                default_memory_location=0x00, default_memory_address=0x21
+            )
+        ),
+    }
+)
+
+
+async def to_code(config):
+    mv = await cg.get_variable(config[CONF_MICRONOVA_ID])
+
+    if stove_state_config := config.get(CONF_STOVE_STATE):
+        sens = await text_sensor.new_text_sensor(stove_state_config, mv)
+        cg.add(mv.register_micronova_listener(sens))
+        cg.add(sens.set_memory_location(stove_state_config[CONF_MEMORY_LOCATION]))
+        cg.add(sens.set_memory_address(stove_state_config[CONF_MEMORY_ADDRESS]))
+        cg.add(sens.set_function(MicroNovaFunctions.STOVE_FUNCTION_STOVE_STATE))

esphome/components/micronova/text_sensor/micronova_text_sensor.cpp

@@ -0,0 +1,31 @@
+#include "micronova_text_sensor.h"
+
+namespace esphome {
+namespace micronova {
+
+void MicroNovaTextSensor::process_value_from_stove(int value_from_stove) {
+  if (value_from_stove == -1) {
+    this->publish_state("unknown");
+    return;
+  }
+
+  switch (this->get_function()) {
+    case MicroNovaFunctions::STOVE_FUNCTION_STOVE_STATE:
+      this->micronova_->set_current_stove_state(value_from_stove);
+      this->publish_state(STOVE_STATES[value_from_stove]);
+      // set the stove switch to on for any value but 0
+      if (value_from_stove != 0 && this->micronova_->get_stove_switch() != nullptr &&
+          !this->micronova_->get_stove_switch()->get_stove_state()) {
+        this->micronova_->get_stove_switch()->set_stove_state(true);
+      } else if (value_from_stove == 0 && this->micronova_->get_stove_switch() != nullptr &&
+                 this->micronova_->get_stove_switch()->get_stove_state()) {
+        this->micronova_->get_stove_switch()->set_stove_state(false);
+      }
+      break;
+    default:
+      break;
+  }
+}
+
+}  // namespace micronova
+}  // namespace esphome

esphome/components/micronova/text_sensor/micronova_text_sensor.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#include "esphome/components/micronova/micronova.h"
+#include "esphome/components/text_sensor/text_sensor.h"
+
+namespace esphome {
+namespace micronova {
+
+class MicroNovaTextSensor : public text_sensor::TextSensor, public MicroNovaSensorListener {
+ public:
+  MicroNovaTextSensor(MicroNova *m) : MicroNovaSensorListener(m) {}
+  void dump_config() override { LOG_TEXT_SENSOR("", "Micronova text sensor", this); }
+  void request_value_from_stove() override {
+    this->micronova_->request_address(this->memory_location_, this->memory_address_, this);
+  }
+  void process_value_from_stove(int value_from_stove) override;
+};
+
+}  // namespace micronova
+}  // namespace esphome