commit 7c953da861e659c9461706c960f0eca19dc2522b
Author: FachriMaulana070904 <fachrimaulana696@gmail.com>
Date:   Thu Jul 30 12:23:21 2026 +0700

    Upload files to "/"

diff --git a/KODE_TA.ino b/KODE_TA.ino
new file mode 100644
index 0000000..a513f0f
--- /dev/null
+++ b/KODE_TA.ino
@@ -0,0 +1,687 @@
+#include <WiFi.h>
+#include <HTTPClient.h>
+#include <WiFiClientSecure.h>
+#include <Wire.h>
+#include "RTClib.h"
+#include "time.h"
+#include <Preferences.h>
+
+// =====================================
+// OBJECT
+// =====================================
+Preferences prefs;
+RTC_DS3231 rtc;
+WiFiClientSecure client;
+
+// =====================================
+// WIFI
+// =====================================
+const char* ssid = "Galaxy A16 2CF8";
+const char* password = "bismillah";
+
+// =====================================
+// FIREBASE
+// =====================================
+String baseURL =
+"https://smartcabai-default-rtdb.firebaseio.com/";
+
+// =====================================
+// PIN
+// =====================================
+#define SENSOR_PIN        34
+#define RELAY_AIR         26
+#define RELAY_PESTISIDA   27
+
+// =====================================
+// KALIBRASI SENSOR
+// =====================================
+int nilaiKering = 3000;
+int nilaiBasah  = 2200;
+
+int batasKering = 60;
+
+// =====================================
+// VARIABEL SISTEM
+// =====================================
+String mode = "AUTO";
+
+String airStatus = "OFF";
+String pestStatus = "OFF";
+
+bool pestisidaNyala = false;
+
+unsigned long waktuMulaiPestisida = 0;
+unsigned long lastSemprotUnix     = 0;
+
+unsigned long lastFirebase   = 0;
+unsigned long lastGetMode    = 0;
+unsigned long lastManualGet  = 0;
+
+unsigned long firebaseCooldown = 0;
+
+bool firebaseError = false;
+
+// =====================================
+// CONNECT WIFI
+// =====================================
+void connectWiFi() {
+
+  WiFi.mode(WIFI_STA);
+
+  WiFi.setSleep(false);
+
+  WiFi.setAutoReconnect(true);
+
+  WiFi.persistent(true);
+
+  WiFi.config(
+    INADDR_NONE,
+    INADDR_NONE,
+    INADDR_NONE,
+    IPAddress(8,8,8,8),
+    IPAddress(8,8,4,4)
+  );
+
+  WiFi.begin(ssid, password);
+
+  Serial.print("Connecting WiFi");
+
+  int timeout = 0;
+
+  while (WiFi.status() != WL_CONNECTED &&
+         timeout < 20) {
+
+    delay(500);
+
+    Serial.print(".");
+
+    timeout++;
+  }
+
+  if (WiFi.status() == WL_CONNECTED) {
+
+    Serial.println("\nWiFi Connected");
+
+    Serial.print("IP : ");
+
+    Serial.println(WiFi.localIP());
+
+  } else {
+
+    Serial.println("\nOFFLINE MODE");
+  }
+}
+
+// =====================================
+// FIREBASE GET
+// =====================================
+String getFirebase(String path) {
+
+  if (WiFi.status() != WL_CONNECTED) {
+    return "";
+  }
+
+  HTTPClient http;
+
+  String url = baseURL + path + ".json";
+
+  http.begin(client, url);
+
+  http.setTimeout(10000);
+
+  int httpCode = http.GET();
+
+  String hasil = "";
+
+  if (httpCode > 0) {
+
+    hasil = http.getString();
+
+    hasil.replace("\"", "");
+
+    hasil.trim();
+
+  } else {
+
+    firebaseError = true;
+
+    firebaseCooldown = millis();
+  }
+
+  http.end();
+
+  delay(100);
+
+  return hasil;
+}
+
+// =====================================
+// FIREBASE PUT
+// =====================================
+// =====================================
+// FIREBASE PUT
+// =====================================
+void putFirebase(String path,
+                 String value,
+                 bool isString = false) {
+
+  if (WiFi.status() != WL_CONNECTED) {
+    return;
+  }
+
+  HTTPClient http;
+
+  String url = baseURL + path + ".json";
+
+  http.begin(client, url);
+
+  http.setTimeout(5000);
+
+  http.addHeader(
+    "Content-Type",
+    "application/json"
+  );
+
+  String payload;
+
+  if (isString) {
+
+    payload = "\"" + value + "\"";
+
+  } else {
+
+    payload = value;
+  }
+
+  int httpCode =
+  http.PUT(payload);
+
+  if (httpCode <= 0) {
+
+    firebaseError = true;
+
+    firebaseCooldown = millis();
+  }
+
+  http.end();
+} 
+// =====================================
+// GET UNIX RTC
+// =====================================
+unsigned long getUnixTimeRTC() {
+
+  DateTime now = rtc.now();
+
+  Serial.print("Tanggal RTC : ");
+Serial.print(now.day());
+Serial.print("/");
+Serial.print(now.month());
+Serial.print("/");
+Serial.print(now.year());
+
+Serial.print(" ");
+
+Serial.print(now.hour());
+Serial.print(":");
+Serial.print(now.minute());
+Serial.print(":");
+Serial.println(now.second());
+
+Serial.print("NOW UNIX : ");
+Serial.println(now.unixtime());
+
+Serial.print("LAST UNIX : ");
+Serial.println(lastSemprotUnix);
+
+  return now.unixtime();
+}
+
+// =====================================
+// SETUP
+// =====================================
+void setup() {
+
+  Serial.begin(115200);
+
+  prefs.begin("spray", false);
+
+  client.setInsecure();
+
+  // =================================
+  // RELAY
+  // =================================
+  pinMode(RELAY_AIR, OUTPUT);
+
+  pinMode(RELAY_PESTISIDA, OUTPUT);
+
+  digitalWrite(RELAY_AIR, HIGH);
+
+  digitalWrite(RELAY_PESTISIDA, HIGH);
+
+  // =================================
+  // RTC
+  // =================================
+  Wire.begin(21, 22);
+
+  if (!rtc.begin()) {
+
+    Serial.println("RTC ERROR");
+
+    while (1);
+  }
+
+  // =================================
+  // WIFI
+  // =================================
+  connectWiFi();
+
+  // =================================
+  // SYNC RTC DARI INTERNET
+  // =================================
+  configTime(7 * 3600,
+             0,
+             "pool.ntp.org");
+  if (rtc.lostPower()) {
+
+  struct tm timeinfo;
+
+  if (getLocalTime(&timeinfo)) {
+
+    rtc.adjust(DateTime(
+      timeinfo.tm_year + 1900,
+      timeinfo.tm_mon + 1,
+      timeinfo.tm_mday,
+      timeinfo.tm_hour,
+      timeinfo.tm_min,
+      timeinfo.tm_sec
+    ));
+
+    Serial.println("RTC SYNC BERHASIL");
+
+    } else {
+
+      Serial.println("GAGAL SYNC RTC");
+    }
+  }
+
+  // =================================
+  // AMBIL DATA LAST SEMPROT
+  // =================================
+  String lastData =
+  getFirebase("last_semprot");
+
+  if (lastData != "" &&
+      lastData != "null" &&
+      lastData != "0") {
+
+    // dari firebase
+    unsigned long temp = strtoul(
+      lastData.c_str(),
+      NULL,
+      10
+    );
+
+    if(temp > 0) {
+      lastSemprotUnix = temp;
+    }
+
+    // simpan lokal
+    prefs.putULong(
+      "lastUnix",
+      lastSemprotUnix
+    );
+
+    Serial.println(
+      "DATA DARI FIREBASE"
+    );
+
+  } else {
+
+    // dari memori lokal
+    lastSemprotUnix =
+    prefs.getULong(
+      "lastUnix",
+      0
+    );
+
+    Serial.println(
+      "DATA DARI MEMORI LOKAL"
+    );
+
+    // jika belum ada data
+    if (lastSemprotUnix == 0) {
+
+      lastSemprotUnix =
+      rtc.now().unixtime();
+
+      Serial.print("LAST SEMPROT BARU: ");
+      Serial.println(lastSemprotUnix);
+
+      prefs.putULong(
+        "lastUnix",
+        lastSemprotUnix
+      );
+
+      Serial.println(
+        "DATA BARU DIBUAT"
+      );
+    }
+  }
+
+  Serial.println("SYSTEM READY");
+}
+
+// =====================================
+// LOOP
+// =====================================
+void loop() {
+
+  if(WiFi.status()!=WL_CONNECTED) {
+    WiFi.reconnect();
+  }  
+
+  // =================================
+  // FIREBASE COOLDOWN
+  // =================================
+  if (firebaseError &&
+      millis() - firebaseCooldown < 10000) {
+
+    delay(1000);
+
+    return;
+  }
+
+  firebaseError = false;
+
+  // =================================
+  // STATUS WIFI
+  // =================================
+  bool wifiConnected =
+  (WiFi.status() == WL_CONNECTED);
+
+  if (!wifiConnected) {
+
+    mode = "AUTO";
+  }
+
+  // =================================
+  // AMBIL MODE DARI FIREBASE
+  // =================================
+  if (wifiConnected &&
+      millis() - lastGetMode >= 10000) {
+
+    String firebaseMode =
+    getFirebase("mode");
+
+    if (firebaseMode != "") {
+
+      mode = firebaseMode;
+
+      mode.trim();
+    }
+
+    lastGetMode = millis();
+  }
+
+  // =================================
+  // BACA SENSOR
+  // =================================
+  int adc = analogRead(SENSOR_PIN);
+
+  float kelembapan =
+  ((float)(nilaiKering - adc) /
+  (nilaiKering - nilaiBasah))
+  * 100;
+
+  kelembapan =
+  constrain(
+    kelembapan,
+    0,
+    100
+  );
+
+  // =================================
+  // RTC
+  // =================================
+  DateTime now = rtc.now();
+
+
+  int jam    = now.hour();
+
+  int menit  = now.minute();
+
+  // =================================
+  // HITUNG COUNTDOWN
+  // =================================
+  unsigned long nowUnix =
+  now.unixtime();
+
+  unsigned long intervalDetik =
+  120UL * 3600UL;
+
+  unsigned long elapsedDetik =
+  nowUnix - lastSemprotUnix;
+
+  long sisaDetik;
+
+  if (elapsedDetik >= intervalDetik) {
+    sisaDetik = 0;
+  } else {
+    sisaDetik = intervalDetik - elapsedDetik;
+  }
+  
+  // =================================
+  // FORMAT COUNTDOWN
+  // =================================
+  int hariSisa = sisaDetik / 86400;
+  int jamSisa = (sisaDetik % 86400) / 3600;
+  int menitSisa = (sisaDetik % 3600) / 60;
+  int detikSisa = sisaDetik % 60;
+
+  String countdown;
+
+  if (sisaDetik > 0) {
+      countdown =
+          String(hariSisa) + " Hari " +
+          String(jamSisa) + " Jam " +
+          String(menitSisa) + " Menit " +
+          String(detikSisa) + " Detik";
+  } else {
+      countdown = "Siap Semprot";
+  }
+
+  // =================================
+  // KIRIM FIREBASE
+  // =================================
+  if (wifiConnected &&
+      millis() - lastFirebase >= 1000) {
+
+    putFirebase(
+      "kelembapan",
+      String(kelembapan, 1)
+    );
+
+    putFirebase(
+      "jeda_penyemprotan",
+      countdown,
+      true
+    );
+
+    lastFirebase = millis();
+  }
+
+  // =================================
+  // SERIAL MONITOR
+  // =================================
+  Serial.print("Mode : ");
+
+  Serial.print(mode);
+
+  Serial.print(" ADC: ");
+
+  Serial.print(adc);
+
+  Serial.print(
+    " || Kelembapan : "
+  );
+
+  Serial.print(
+    kelembapan,
+    1
+  );
+
+  Serial.print("%");
+
+  Serial.print(
+    " ||Jeda Penyemprotan : "
+  );
+
+  Serial.print(countdown);
+  Serial.print(" || ");
+
+  if (wifiConnected) {
+
+    Serial.println("ONLINE");
+
+  } else {
+
+    Serial.println("OFFLINE");
+  }
+
+  // =================================
+  // MODE AUTO
+  // =================================
+  if (mode == "AUTO") {
+
+    // =============================
+    // POMPA AIR
+    // =============================
+    if (kelembapan <
+        batasKering) {
+
+      digitalWrite(
+        RELAY_AIR,
+        LOW
+      );
+
+    } else {
+
+      digitalWrite(
+        RELAY_AIR,
+        HIGH
+      );
+    }
+
+    // =============================
+    // PESTISIDA OTOMATIS
+    // =============================
+    if (sisaDetik <= 0 &&
+        !pestisidaNyala &&
+        WiFi.status()==WL_CONNECTED) {
+      
+      Serial.println("PESTISIDA MULAI");
+
+      digitalWrite(
+        RELAY_PESTISIDA,
+        LOW
+      );
+
+      pestisidaNyala = true;
+
+      waktuMulaiPestisida =
+      millis();
+    }
+
+    // =============================
+    // MATIKAN PESTISIDA
+    // =============================
+    if (pestisidaNyala &&
+        millis() -
+        waktuMulaiPestisida
+        >= 7000) {
+      
+      Serial.println("PESTISIDA SELESAI");
+
+      digitalWrite(
+        RELAY_PESTISIDA,
+        HIGH
+      );
+
+      pestisidaNyala = false;
+
+      lastSemprotUnix =
+      rtc.now().unixtime();
+
+      // simpan firebase
+
+      putFirebase(
+        "last_semprot",
+        String(lastSemprotUnix)
+      );
+
+      // simpan lokal
+      prefs.putULong(
+        "lastUnix",
+        lastSemprotUnix
+      );
+    }
+  }
+
+  // =================================
+  // MODE MANUAL
+  // =================================
+  else if (mode == "MANUAL" &&
+           wifiConnected) {
+
+    // =============================
+    // AMBIL STATUS MANUAL
+    // =============================
+    if (millis() -
+        lastManualGet >= 5000) {
+
+      airStatus =
+      getFirebase("pompa_air");
+
+      pestStatus =
+      getFirebase(
+        "pompa_pestisida"
+      );
+
+      lastManualGet =
+      millis();
+    }
+
+    // =============================
+    // POMPA AIR
+    // =============================
+    if (airStatus == "ON") {
+
+      digitalWrite(
+        RELAY_AIR,
+        LOW
+      );
+
+    } else {
+
+      digitalWrite(
+        RELAY_AIR,
+        HIGH
+      );
+    }
+    // =============================
+    // POMPA PESTISIDA
+    // =============================
+    if (pestStatus == "ON") {
+      digitalWrite(
+        RELAY_PESTISIDA,
+        LOW
+      );
+    } else {
+      digitalWrite(
+        RELAY_PESTISIDA,
+        HIGH
+      );
+    }
+  }
+  delay(3000);
+}
\ No newline at end of file