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