Updated Arduino Code

lib/AB/Arduino Project/Project.ino

@@ -7,8 +7,8 @@
 // Set these to run example.
 #define FIREBASE_HOST "ifarm-4ec55-default-rtdb.firebaseio.com"
 #define FIREBASE_AUTH "0XoTKCHRo5iB63DShpRfq5Q545GQfDlTcBxQrEkP"
-#define WIFI_SSID "Dialog 4G CB3"
-#define WIFI_PASSWORD "BMy7M977"
+#define WIFI_SSID "abfiber"
+#define WIFI_PASSWORD "Ayobanuka@1998"
 #define LED1 D1
 #define LED2 D2
 #define TRIGGER_PIN D7
@@ -21,13 +21,13 @@ NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE);
 
 
 // Declare the Firebase Data object in the global scope
-FirebaseData firebaseData;
+FirebaseData firebaseDataMoist, firebaseDataLevel, firebaseDataServo, firebaseDataError;
 
 // Declare global variable to store value
 int val = 0;
 Servo servo;
-const int AirValue = 1024.0;   //you need to replace this value with Value_1
-const int WaterValue = 950.0;  //you need to replace this value with Value_2
+const int AirValue = 1024.0;
+const int WaterValue = 950.0;
 float foodMoistureValue = 0.0;
 float foodmoisturepercent = 0.0;
 float foodpercent = 0.0;
@@ -42,11 +42,11 @@ void setup() {
   pinMode(LED1, OUTPUT);
   digitalWrite(LED1, HIGH);
   pinMode(LED2, OUTPUT);
-digitalWrite(LED2, LOW);
-  // connect to wifi.
-  servo.attach(2); //D4
-  servo.write(90);
+  digitalWrite(LED2, LOW);
 
+  servo.attach(2); //D4
+  servo.write(0);
+  // connect to wifi.
   WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
   Serial.print("connecting");
   while (WiFi.status() != WL_CONNECTED) {
@@ -60,55 +60,70 @@ digitalWrite(LED2, LOW);
   Serial.println(WiFi.localIP());
 
   Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH);
-  Firebase.setInt(firebaseData, "/Food/"+productnumber+"/SERVO", 0);
+  Firebase.setInt(firebaseDataServo, "/Food/" + productnumber + "/SERVO", 0);
+  Firebase.setInt(firebaseDataError, "/Food/" + productnumber + "/ERROR", 2);
 
   Serial.println("Sensor Data\n");
 }
 
 
 int s = 0;
+int e = 1;
 void loop() {
-float  foodlimit;
+  float  foodlimit;
 
 
 
-float dis = sonar.ping_cm();
-if(dis == 9 ){
-  foodlimit = 0;
-  }else if(dis <= 1){
+  float dis = sonar.ping_cm();
+  if (dis == 9 ) {
+    foodlimit = 0;
+  } else if (dis <= 1) {
     foodlimit = 100;
-    }
-    else if(dis > 1 || dis < 9){
-      foodlimit = round(((8 - dis )/8)*100);
-      }
-Firebase.setFloat(firebaseData, "/Food/"+productnumber+"/dis",foodlimit);
+  }
+  else if (dis > 1 || dis < 9) {
+    foodlimit = round(((9 - dis ) / 9) * 100);
+  }
+
+  Firebase.setFloat(firebaseDataLevel, "/Food/" + productnumber + "/dis", foodlimit);
+  Serial.print(" Soil Moisture: ");  Serial.print(foodpercent);  Serial.print("%");
+  Firebase.getInt(firebaseDataError, "/Food/" + productnumber + "/ERROR");
+  e = firebaseDataError.intData();
+  Serial.print(" ERROR! "); Serial.println(e);
+
+  if (e == 1) {
+    digitalWrite(LED1, HIGH);
+  }
+  else if (e == 2) {
+    digitalWrite(LED1, LOW);
+  }
 
   foodMoistureValue = analogRead(A0);
   foodmoisturepercent = map(foodMoistureValue, AirValue, WaterValue, 0, 100);
 
-  if(foodmoisturepercent >= 100.0){
+  if (foodmoisturepercent >= 100.0) {
     foodpercent = 100.0;
-    }else if(foodmoisturepercent <= 0.0){
-      foodpercent = 0.0;
-      }else if (foodmoisturepercent >0.0 && foodmoisturepercent < 100.0){
-        foodpercent = foodmoisturepercent;
-        }
+  } else if (foodmoisturepercent <= 0.0) {
+    foodpercent = 0.0;
+  } else if (foodmoisturepercent > 0.0 && foodmoisturepercent < 100.0) {
+    foodpercent = foodmoisturepercent;
+  }
   Serial.print(" Soil Moisture: ");  Serial.print(foodpercent);  Serial.print("%");
-
-  Firebase.setFloat(firebaseData, "/Food/"+productnumber+"/Moist/foodMoist", foodpercent);
-  if (Firebase.getInt(firebaseData, "/Food/"+productnumber+"/SERVO")) {
-    s = firebaseData.intData();
-    Serial.print(" Servo: "); Serial.println(s);
+  if (foodpercent == 0) {
+    Firebase.setInt(firebaseDataMoist, "/Food/" + productnumber + "/ERROR", 2);
+  } else {
+    Firebase.setInt(firebaseDataMoist, "/Food/" + productnumber + "/ERROR", 1);
   }
+  Firebase.setFloat(firebaseDataMoist, "/Food/" + productnumber + "/Moist/foodMoist", foodpercent);
+  Firebase.getInt(firebaseDataServo, "/Food/" + productnumber + "/SERVO");
+  s = firebaseDataServo.intData();
+  Serial.print(" Servo: "); Serial.println(s);
+
+
   if (s == 0) {
     servo.write(0);              // tell servo to go to position in variable 'pos'
-    delay(2000); return;
-
   }
   else {
     servo.write(180);
-    delay(2000);
-    return;
   }
 
   delay(1000);