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minor attempts to reduce mem frag

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This commit is contained in:
proddy
2020-11-02 23:14:55 +01:00
parent ca94539402
commit 737f450173
1 changed files with 12 additions and 9 deletions
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21
src/mqtt.cpp
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@@ -486,7 +486,7 @@ void Mqtt::on_connect() {
// homeassistant/sensor/ems-esp/status/config
// all the values from the heartbeat payload will be added as attributes to the entity state
void Mqtt::ha_status() {
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_MEDIUM> doc;
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_SMALL> doc;
doc["name"] = F("EMS-ESP status");
doc["uniq_id"] = F("status");
@@ -697,7 +697,9 @@ void Mqtt::register_mqtt_ha_binary_sensor(const __FlashStringHelper * name, cons
return;
}
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_MEDIUM> doc;
return; // TODO
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_SMALL> doc;
doc["name"] = name;
doc["uniq_id"] = entity;
@@ -729,9 +731,9 @@ void Mqtt::register_mqtt_ha_binary_sensor(const __FlashStringHelper * name, cons
snprintf_P(topic, sizeof(topic), PSTR("homeassistant/binary_sensor/ems-esp/%s/config"), entity);
// convert json to string and publish immediately with retain forced to true
std::string payload_text;
char payload_text[300];
serializeJson(doc, payload_text); // convert json to string
uint16_t packet_id = mqttClient_->publish(topic, 0, true, payload_text.c_str(), payload_text.size());
uint16_t packet_id = mqttClient_->publish(topic, 0, true, payload_text);
#if defined(EMSESP_STANDALONE)
LOG_DEBUG(F("Publishing topic %s"), topic);
#else
@@ -802,7 +804,7 @@ void Mqtt::register_mqtt_ha_sensor(const char * prefix,
}
new_name[0] = toupper(new_name[0]); // capitalize first letter
DynamicJsonDocument doc(EMSESP_MAX_JSON_SIZE_MEDIUM);
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_SMALL> doc;
doc["name"] = new_name;
doc["uniq_id"] = uniq;
if (uom != nullptr) {
@@ -818,10 +820,11 @@ void Mqtt::register_mqtt_ha_sensor(const char * prefix,
ids.add(ha_device);
// convert json to string and publish immediately with retain forced to true
doc.shrinkToFit();
std::string payload_text;
// std::string payload_text;
char payload_text[300];
serializeJson(doc, payload_text); // convert json to string
uint16_t packet_id = mqttClient_->publish(topic, 0, true, payload_text.c_str(), payload_text.size());
uint16_t packet_id = mqttClient_->publish(topic, 0, true, payload_text);
if (!packet_id) {
LOG_ERROR(F("Failed to publish topic %s"), topic);
} else {
@@ -832,7 +835,7 @@ void Mqtt::register_mqtt_ha_sensor(const char * prefix,
#endif
}
delay(MQTT_PUBLISH_WAIT); // don't flood asynctcp
// delay(MQTT_PUBLISH_WAIT); // don't flood asynctcp
}
} // namespace emsesp