142 lines
3.0 KiB
C++
142 lines
3.0 KiB
C++
#include "mqttfastled.h"
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#define FASTLED_ESP8266_NODEMCU_PIN_ORDER
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#include <FastLED.h>
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#include <ESP8266WiFi.h>
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#include <PubSubClient.h>
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// LED
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CRGB leds[NUM_LEDS];
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bool ledGo = false;
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// WIFI
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WiFiClient espClient;
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// MQTT
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char message_buff[100];
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PubSubClient client(espClient);
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void setup() {
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Serial.begin(115200);
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Serial.println("\nresetting");
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// WIFI
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setupWifi();
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// MQTT
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client.setServer(mqtt_server, mqtt_port);
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client.setCallback(callbackMQTT);
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testConnectMQTT();
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client.subscribe("homeassistant/switch1");
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// LED
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LEDS.addLeds<CHIPSET,LED_PIN, COLOR_ORDER>(leds, NUM_LEDS);
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FastLED.setBrightness(BRIGHTNESS);
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fill_solid(leds, NUM_LEDS, CRGB::Black);
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FastLED.show();
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}
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// WIFI
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void setupWifi() {
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Serial.println();
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Serial.print("Connexion a ");
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Serial.print(wifi_ssid);
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WiFi.begin(wifi_ssid, wifi_password);
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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Serial.println();
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Serial.print("IP : ");
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Serial.println(WiFi.localIP());
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}
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// MQTT
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void testConnectMQTT() {
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while (!client.connected()) {
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Serial.print("Connexion au serveur MQTT... ");
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if (client.connect("ESP8266Client", mqtt_user, mqtt_password)) {
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Serial.println("OK");
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} else {
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Serial.print("KO, erreur : ");
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Serial.print(client.state());
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Serial.println(", on attend 5 secondes avant de recommencer");
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delay(5000);
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}
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}
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}
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// Déclenche les actions à la réception d'un message
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void callbackMQTT(char* topic, byte* payload, unsigned int length) {
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unsigned int i = 0;
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Serial.print("Received [" + String(topic) + "] : ");
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// create character buffer with ending null terminator (string)
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for(i = 0; i < length; i++) {
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message_buff[i] = payload[i];
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}
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message_buff[i] = '\0';
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String msgString = String(message_buff);
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Serial.println(msgString);
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if (msgString == "ON") {
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ledGo = true;
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} else {
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ledGo = false;
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}
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}
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// LED
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void ledCylon()
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{
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// Effet cylon : on allume une led, on attends, on eteinds, on passe à la suivante
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for(int i = 0; i < NUM_LEDS; i++) {
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if ((i % 10) == 0) {
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client.loop();
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}
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leds[i] = CRGB::Red;
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FastLED.show();
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FastLED.delay(1000 / FRAMES_PER_SECOND);
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leds[i] = CRGB::Black;
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FastLED.show();
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FastLED.delay(1000 / FRAMES_PER_SECOND);
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}
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for(int i = NUM_LEDS - 1; i > 0; i--) {
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if ((i % 10) == 0) {
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client.loop();
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}
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leds[i] = CRGB::Red;
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FastLED.show();
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FastLED.delay(1000 / FRAMES_PER_SECOND);
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leds[i] = CRGB::Black;
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FastLED.show();
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}
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FastLED.delay(1000 / FRAMES_PER_SECOND);
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}
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void loop() {
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// MQTT
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testConnectMQTT();
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client.loop();
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EVERY_N_SECONDS(180) {
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Serial.print("MQTT Subscribe refresh");
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client.subscribe("homeassistant/select1");
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Serial.println(" done");
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}
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// LED
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if (ledGo) {
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ledCylon();
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} else {
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fill_solid(leds, NUM_LEDS, CRGB::Black);
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FastLED.show();
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FastLED.delay(1000 / FRAMES_PER_SECOND);
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}
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}
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