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Use MQTT_TOPIC

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This commit is contained in:
Caleb Mah 2020-07-17 00:54:52 +08:00
parent 51a7c2adc5
commit 432755e05d
1 changed files with 3 additions and 1 deletions
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4
usermods/PIR_sensor_mqtt_v1/usermod.cpp
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@ -12,6 +12,8 @@
// PIR sensor pin // PIR sensor pin
const int MOTION_PIN = 16; const int MOTION_PIN = 16;
// MQTT topic for sensor values
const char MQTT_TOPIC[] = "/motion";
int prevState = LOW; int prevState = LOW;
@ -33,7 +35,7 @@ void publishMqtt(String state)
if (mqtt != nullptr){ if (mqtt != nullptr){
char subuf[38]; char subuf[38];
strcpy(subuf, mqttDeviceTopic); strcpy(subuf, mqttDeviceTopic);
strcat(subuf, "/kitchen_motion"); strcat(subuf, MQTT_TOPIC);
mqtt->publish(subuf, 0, true, state.c_str()); mqtt->publish(subuf, 0, true, state.c_str());
} }
} }