#include <WiFi.h>
#include <time.h>
#include <HTTPClient.h>
const char * ssid = "Wokwi-GUEST";
const char * password = "";
String server = "http://maker.ifttt.com";
String eventName = "distance";
String IFTTT_Key = "geNrQhEwcOHJV1RpKpGLKjB5SDpIP1x0AMYDI1k2mMd";
String IFTTTUrl="https://maker.ifttt.com/trigger/{distance}/json/with/key/geNrQhEwcOHJV1RpKpGLKjB5SDpIP1x0AMYDI1k2mMd";
#define MOISTURE_PIN 34// ESP32 pin GIOP34 that connects to AOUT pin of moisture sensor
int fan=19;
int hledPin1 = 17;
int hledPin1 = 18;
int pump=5;
int ledf=27;
int ledh=14;
int ledp=12;
int timezone = 5 * 3600;
int dst = 0;
String value1;
String value2;
int p;
int wl
int wf;
int THRESHOLD=500;
void setup() {
pinMode(fan,OUTPUT);
pinMode(hledPin1,OUTPUT);
pinMode(hledPin1,OUTPUT);
pinMode(pump,OUTPUT);
pinMode(ledf,OUTPUT);
pinMode(ledh,OUTPUT);
pinMode(ledp,OUTPUT);
pinMode(hledPin,OUTPUT);
digitalWrite(hledPin,LOW);
Serial.begin(115200);
Serial.println();
Serial.print("Wifi connecting to ");
Serial.println( ssid );
WiFi.begin(ssid,password);
Serial.println();
Serial.print("Connecting");
while( WiFi.status() != WL_CONNECTED ){
delay(500);
Serial.print(".");
}
Serial.println();
Serial.println("Wifi Connected Success!");
Serial.print("NodeMCU IP Address : ");
Serial.println(WiFi.localIP() );
configTime(timezone, dst, "pool.ntp.org","time.nist.gov");
Serial.println("\nWaiting for Internet time");
while(!time(nullptr)){
Serial.print("*");
delay(1000);
}
Serial.println("\nTime response....OK");
}
void printLocalTime()
{
struct tm timeinfo;
if(!getLocalTime(&timeinfo)){
Serial.println("Failed to obtain time");
return;
}
Serial.println(&timeinfo, "%A, %B %d %Y %H:%M:%S");
}
void sendDataToSheet(void)
{
String url = server + "/trigger/" + eventName + "/with/key/" + IFTTT_Key + "?value1=" + String((String)value1) + "&value2="+String((String)value2);
Serial.println(url);
//Start to send data to IFTTT
HTTPClient http;
Serial.print("[HTTP] begin...\n");
http.begin(url); //HTTP
Serial.print("[HTTP] GET...\n");
// start connection and send HTTP header
int httpCode = http.GET();
// httpCode will be negative on error
if(httpCode > 0) {
// HTTP header has been send and Server response header has been handled
Serial.printf("[HTTP] GET... code: %d\n", httpCode);
// file found at server
if(httpCode == HTTP_CODE_OK) {
String payload = http.getString();
Serial.println(payload);
}
} else {
Serial.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str());
}
http.end();
}
int x=0;
void loop() {
time_t now = time(nullptr);
struct tm* p_tm = localtime(&now);
// TURN LED ON
if( (p_tm->tm_hour == 22) && (p_tm->tm_min == 26)){
if (x==1){
value1='system on';
value2='pump on';
Serial.println(value1);
Serial.println(value2);
x++;
}
x++;
int value = analogRead(MOISTURE_PIN);
if (value < THRESHOLD) {
Serial.print("The soil is DRY => turn pump ON");
digitalWrite(pump, HIGH);
digitalWrite(fan, HIGH);
digitalWrite(ledh, HIGH);
digitalWrite(ledf, HIGH);
digitalWrite(ledp, HIGH);
digitalWrite(ledh, HIGH);
}
if (value > THRESHOLD) {
if (x==1){
value1='system on';
value2='pump off';
Serial.println(value1);
Serial.println(value2);
x++;
}
x++;
digitalWrite(pump, LOW);
digitalWrite(fan, HIGH);
digitalWrite(ledh, HIGH);
digitalWrite(ledf, HIGH);
digitalWrite(ledp, LOW);
digitalWrite(ledh, HIGH);
Serial.print("The soil is WET => turn pump OFF");
}
// TURN OFF SYTEM
if( (p_tm->tm_hour == 23) && (p_tm->tm_min ==27 )){
int x=0;
if (x==1){
value1='system off';
value2='pump off';
Serial.println(value1);
Serial.println(value2);
x++;
}
x=1;
digitalWrite(pump, LOW);
digitalWrite(fan, LOW);
digitalWrite(ledh, LOW);
digitalWrite(ledf, LOW);
digitalWrite(ledp, LOW);
digitalWrite(ledh, LOW);
}
delay(1000);
printLocalTime();
}
}