106 lines
3.5 KiB
C++

#include <queue>
#include <AsyncMqttClient.h>
#include <ArduinoJson.h>
#define MQTT_HOST IPAddress(192, 168, 5, 138)
#define MQTT_PORT 1883
namespace Mqtt {
void publishConfig();
void publishCommand();
void publishBmp280();
Task tPublishConfig(TASK_IMMEDIATE, TASK_ONCE, publishConfig, &ts);
Task tPublish(TASK_SECOND, TASK_FOREVER, publishCommand, &ts);
Task tPublishBmp(5 * TASK_MINUTE, TASK_FOREVER, publishBmp280, &ts);
AsyncMqttClient client;
struct {
const char* topic = "esp_clock/sensor/ir/value";
std::queue<uint8_t> queue;
uint8_t getCurrent() {
return queue.empty() ? 0 : queue.front();
}
void push(uint8_t el) {
if (client.connected()) queue.push(el);
}
void pop() {
queue.pop();
}
} commands;
const char* bmpTopic = "homeassistant/sensor/esp_clock/state";
void publishConfig() {
StaticJsonDocument<255> jsonDoc;
JsonObject device = jsonDoc.createNestedObject("device");
device["name"] = "ESP Clock";
JsonObject sensor = jsonDoc.createNestedObject("sensor");
sensor["device_class"] = "temperature";
sensor["name"] = "Livingroom Temperature";
sensor["unique_id"] = "livingroom_temperature";
sensor["unit_of_measurement"] = "°C";
sensor["state_topic"] = bmpTopic;
sensor["value_template"] = "{{ value_json.temperature}}";
sensor["device"] = device;
char message[255];
serializeJson(jsonDoc, message);
client.publish("homeassistant/sensor/esp_clock_temperature/config", 0, false, message);
jsonDoc.clear();
sensor.clear();
sensor = jsonDoc.createNestedObject("sensor");
sensor["device_class"] = "pressure";
sensor["name"] = "Livingroom Pressure";
sensor["unique_id"] = "livingroom_pressure";
sensor["unit_of_measurement"] = "hPa";
sensor["state_topic"] = bmpTopic;
sensor["value_template"] = "{{ value_json.pressure}}";
sensor["device"] = device;
char message1[255];
serializeJson(jsonDoc, message);
client.publish("homeassistant/sensor/esp_clock_pressure/config", 0, false, message1);
}
void publishCommand() {
if (uint8_t cmd = commands.getCurrent()) {
char message[32];
sprintf(message, "%X", cmd);
if (client.publish(commands.topic, 0, true, message) != 0) {
Serial.print(cmd, HEX);
Serial.println();
commands.queue.pop();
}
}
}
void publishBmp280() {
Bmp::data.readAll();
StaticJsonDocument<255> jsonDoc;
JsonObject sensor = jsonDoc.createNestedObject("sensor");
sensor["temperature"] = Bmp::data.temp;
sensor["pressure"] = Bmp::data.pressure;
char message[255];
serializeJson(jsonDoc, message);
client.publish(bmpTopic, 0, false, message);
}
void setup() {
client.onConnect([](bool sessionPresent) {
tPublishConfig.enable();
tPublish.enableDelayed();
tPublishBmp.enable();
Serial.println("Connected to MQTT");
});
client.onDisconnect([](AsyncMqttClientDisconnectReason reason) {
tPublish.disable();
tPublishBmp.disable();
Serial.println("Disconnected from MQTT");
});
client.setServer(MQTT_HOST, MQTT_PORT);
Serial.println("Connecting to MQTT...");
}
}