115 lines
3.2 KiB
C++
115 lines
3.2 KiB
C++
//Includes
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#include <ESP8266WiFi.h>
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#include <ESP8266HTTPClient.h>
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#include <ArduinoJson.h>
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//Variables
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const char* ssid = "";
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const char* pasw = "";
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const char* server = "http://dev.steelants.cz/vasek/home/api.php";
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const char* hwId = "tatsad5";
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int lastState = 0;
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int reconectAtemptsMax = 0; //time to wait before restart
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//Constant
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#define SONOFF 12
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#define SONOFF_LED 13
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#define SONOFF_BUT 0
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void setup() {
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Serial.begin(9600);
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delay(10);
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Serial.println('\n');
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Serial.println("HW: " + String(hwId));
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pinMode(SONOFF, OUTPUT);
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pinMode(SONOFF_LED, OUTPUT);
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pinMode(SONOFF_BUT, INPUT);
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WiFi.persistent(false);
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WiFi.mode(WIFI_STA);
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WiFi.begin(ssid, pasw);
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Serial.print("Connecting to ");
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Serial.print(ssid); Serial.println(" ...");
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int i = 0;
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while (WiFi.status() != WL_CONNECTED) { // Wait for the Wi-Fi to connect
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Serial.print(++i); Serial.print(' ');
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digitalWrite(SONOFF_LED, HIGH);
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delay(1000);
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digitalWrite(SONOFF_LED, LOW);
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delay(1000);
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}
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digitalWrite(SONOFF_LED, HIGH);
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Serial.println('\n');
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Serial.println("Connection established!");
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Serial.print("IP address:\t");
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Serial.println(WiFi.localIP());
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}
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void loop() {
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if (WiFi.status() != WL_CONNECTED){
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digitalWrite(SONOFF_LED, HIGH);
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delay(1000);
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digitalWrite(SONOFF_LED, LOW);
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delay(1000);
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reconectAtemptsMax++;
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Serial.println("Reconect Attempt " + String(reconectAtemptsMax) + " from 10");
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if (reconectAtemptsMax == 10) {
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ESP.restart();
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}
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return;
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}
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StaticJsonDocument<200> jsonContent;
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jsonContent["token"] = hwId;
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if (!digitalRead(SONOFF_BUT)){
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jsonContent["values"]["on/off"]["value"] = (int) !lastState;
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if (!lastState == 1) {
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digitalWrite(SONOFF, HIGH);
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} else if (!lastState == 0){
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digitalWrite(SONOFF, LOW);
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}
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while(!digitalRead(SONOFF_BUT)) {
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delay(100);
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}
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}
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String requestJson = "";
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serializeJson(jsonContent, requestJson);
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Serial.println("JSON: " + requestJson);
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HTTPClient http;
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http.begin(server);
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http.addHeader("Content-Type", "text/plain"); //Specify content-type header
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int httpCode = http.POST(requestJson);
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String payload = http.getString(); //Get the response payload
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http.end();
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Serial.println("HTTP CODE: " + String(httpCode) + ""); //Print HTTP return code
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Serial.println("HTTP BODY: " + String(payload) + ""); //Print request response payload
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deserializeJson(jsonContent, payload);
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String hostname = jsonContent["device"]["hostname"];
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int state = jsonContent["value"];
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WiFi.hostname(hostname);
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if (httpCode == 200){
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if (state != lastState){
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if (state == 1 && lastState == 0) {
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Serial.println("ON");
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digitalWrite(SONOFF, HIGH); // Turn the LED on by making the voltage LOW
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} else {
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Serial.println("OFF");
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digitalWrite(SONOFF, LOW); // Turn the LED on by making the voltage LOW
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}
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}
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}
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lastState = digitalRead(SONOFF);
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}
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