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Perform topic parsing

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This commit is contained in:
Thomas Basler 2022-09-10 00:22:14 +02:00
parent ba2d6ab6d1
commit eb261908af
1 changed files with 67 additions and 1 deletions
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68
src/MqttSettings.cpp
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@ -5,10 +5,16 @@
#include "MqttSettings.h"
#include "Configuration.h"
#include "NetworkSettings.h"
#include <Hoymiles.h>
#include <MqttClientSetup.h>
#include <Ticker.h>
#include <espMqttClient.h>
#define TOPIC_SUB_LIMIT_PERSISTENT_RELATIVE "limit_persistent_relative"
#define TOPIC_SUB_LIMIT_PERSISTENT_ABSOLUTE "limit_persistent_absolute"
#define TOPIC_SUB_LIMIT_NONPERSISTENT_RELATIVE "limit_nonpersistent_relative"
#define TOPIC_SUB_LIMIT_NONPERSISTENT_ABSOLUTE "limit_nonpersistent_absolute"
MqttSettingsClass::MqttSettingsClass()
{
}
@ -34,7 +40,10 @@ void MqttSettingsClass::onMqttConnect(bool sessionPresent)
publish(config.Mqtt_LwtTopic, config.Mqtt_LwtValue_Online);
String topic = getPrefix();
mqttClient->subscribe(String(topic + "+/limit/set").c_str(), 0);
mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_LIMIT_PERSISTENT_RELATIVE).c_str(), 0);
mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_LIMIT_PERSISTENT_ABSOLUTE).c_str(), 0);
mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_LIMIT_NONPERSISTENT_RELATIVE).c_str(), 0);
mqttClient->subscribe(String(topic + "+/cmd/" + TOPIC_SUB_LIMIT_NONPERSISTENT_ABSOLUTE).c_str(), 0);
}
void MqttSettingsClass::onMqttDisconnect(espMqttClientTypes::DisconnectReason reason)
@ -70,8 +79,65 @@ void MqttSettingsClass::onMqttDisconnect(espMqttClientTypes::DisconnectReason re
void MqttSettingsClass::onMqttMessage(const espMqttClientTypes::MessageProperties& properties, const char* topic, const uint8_t* payload, size_t len, size_t index, size_t total)
{
const CONFIG_T& config = Configuration.get();
Serial.print(F("Received MQTT message on topic: "));
Serial.println(topic);
char token_topic[MQTT_MAX_TOPIC_STRLEN + 40]; // respect all subtopics
strncpy(token_topic, topic, MQTT_MAX_TOPIC_STRLEN + 40); // convert const char* to char*
char* serial_str;
char* subtopic;
char* setting;
serial_str = strtok(&token_topic[strlen(config.Mqtt_Topic)], "/");
subtopic = strtok(NULL, "/");
setting = strtok(NULL, "/");
if (serial_str == NULL || subtopic == NULL || setting == NULL) {
return;
}
uint64_t serial;
serial = strtoull(serial_str, 0, 16);
auto inv = Hoymiles.getInverterBySerial(serial);
if (inv == nullptr) {
Serial.println(F("Inverter not found"));
return;
}
// check if subtopic is unequal cmd
if (strcmp(subtopic, "cmd")) {
return;
}
char* strlimit = new char[len + 1];
memcpy(strlimit, payload, len);
strlimit[len] = '\0';
uint32_t limit = strtol(strlimit, NULL, 10);
delete[] strlimit;
if (!strcmp(setting, TOPIC_SUB_LIMIT_PERSISTENT_RELATIVE)) {
// Set inverter limit relative persistent
limit = min<uint32_t>(100, limit);
Serial.printf("Limit Persistent: %d %%\n", limit);
} else if (!strcmp(setting, TOPIC_SUB_LIMIT_PERSISTENT_ABSOLUTE)) {
// Set inverter limit absolute persistent
Serial.printf("Limit Persistent: %d W\n", limit);
} else if (!strcmp(setting, TOPIC_SUB_LIMIT_NONPERSISTENT_RELATIVE)) {
// Set inverter limit relative non persistent
limit = min<uint32_t>(100, limit);
Serial.printf("Limit Non-Persistent: %d %%\n", limit);
} else if (!strcmp(setting, TOPIC_SUB_LIMIT_NONPERSISTENT_ABSOLUTE)) {
// Set inverter limit absolute non persistent
Serial.printf("Limit Non-Persistent: %d W\n", limit);
}
}
void MqttSettingsClass::performConnect()