Fork of the espurna firmware for `mhsw` switches
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/*
HOME ASSISTANT MODULE
Copyright (C) 2017 by Xose Pérez <xose dot perez at gmail dot com>
*/
#if HOMEASSISTANT_SUPPORT
#include <ArduinoJson.h>
bool _haEnabled = false;
// -----------------------------------------------------------------------------
void _haWebSocketOnSend(JsonObject& root) {
root["haVisible"] = 1;
root["haPrefix"] = getSetting("haPrefix", HOMEASSISTANT_PREFIX);
}
void _haConfigure() {
bool enabled = getSetting("haEnabled", HOMEASSISTANT_ENABLED).toInt() == 1;
if (enabled != _haEnabled) haSend(enabled);
_haEnabled = enabled;
}
// -----------------------------------------------------------------------------
void haSend(bool add) {
DEBUG_MSG_P(PSTR("[HA] Sending autodiscovery MQTT message\n"));
String output;
if (add) {
DynamicJsonBuffer jsonBuffer;
JsonObject& root = jsonBuffer.createObject();
root["name"] = getSetting("hostname");
root["platform"] = "mqtt";
if (relayCount()) {
root["state_topic"] = getTopic(MQTT_TOPIC_RELAY, 0, false);
root["command_topic"] = getTopic(MQTT_TOPIC_RELAY, 0, true);
root["payload_on"] = String("1");
root["payload_off"] = String("0");
root["availability_topic"] = getTopic(MQTT_TOPIC_STATUS, false);
root["payload_available"] = String("1");
root["payload_not_available"] = String("0");
}
#if LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
if (lightHasColor()) {
root["brightness_state_topic"] = getTopic(MQTT_TOPIC_BRIGHTNESS, false);
root["brightness_command_topic"] = getTopic(MQTT_TOPIC_BRIGHTNESS, true);
root["rgb_state_topic"] = getTopic(MQTT_TOPIC_COLOR_RGB, false);
root["rgb_command_topic"] = getTopic(MQTT_TOPIC_COLOR_RGB, true);
root["color_temp_command_topic"] = getTopic(MQTT_TOPIC_MIRED, true);
}
if (lightChannels() > 3) {
root["white_value_state_topic"] = getTopic(MQTT_TOPIC_CHANNEL, 3, false);
root["white_value_command_topic"] = getTopic(MQTT_TOPIC_CHANNEL, 3, true);
}
#endif // LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
root.printTo(output);
}
#if LIGHT_PROVIDER == LIGHT_PROVIDER_NONE
String component = String("switch");
#else
String component = String("light");
#endif
String topic = getSetting("haPrefix", HOMEASSISTANT_PREFIX) +
"/" + component +
"/" + getSetting("hostname") +
"/config";
mqttSendRaw(topic.c_str(), output.c_str());
mqttSend(MQTT_TOPIC_STATUS, MQTT_STATUS_ONLINE, true);
}
void haSetup() {
_haConfigure();
#if WEB_SUPPORT
wsOnSendRegister(_haWebSocketOnSend);
wsOnAfterParseRegister(_haConfigure);
#endif
mqttRegister([](unsigned int type, const char * topic, const char * payload) {
if (type == MQTT_CONNECT_EVENT) haSend(_haEnabled);
});
}
#endif // HOMEASSISTANT_SUPPORT