Update gps.ino

gps.ino

+
+#define TINY_GSM_MODEM_SIM800
+
+
+#define TINY_GSM_RX_BUFFER 256
+
+#include <TinyGPS++.h> 
+#include <TinyGsmClient.h> 
+#include <ArduinoHttpClient.h> 
+
+
+
+const char FIREBASE_HOST[]  = "ENTER_FIREBASE_HOST";
+const String FIREBASE_AUTH  = "ENTER_FIREBASE_AUTH";
+const String FIREBASE_PATH  = "/";
+const int SSL_PORT          = 443;
+
+
+
+char apn[]  = "internet";
+char user[] = "";
+char pass[] = "";
+
+
+
+#define rxPin 4
+#define txPin 2
+HardwareSerial sim800(1);
+TinyGsm modem(sim800);
+
+
+
+#define RXD2 16
+#define TXD2 17
+HardwareSerial neogps(2);
+TinyGPSPlus gps;
+
+
+
+TinyGsmClientSecure gsm_client_secure_modem(modem, 0);
+HttpClient http_client = HttpClient(gsm_client_secure_modem, FIREBASE_HOST, SSL_PORT);
+
+
+unsigned long previousMillis = 0;
+long interval = 10000;
+
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println("esp32 serial initialize");
+  
+  sim800.begin(9600, SERIAL_8N1, rxPin, txPin);
+  Serial.println("SIM800L serial initialize");
+
+  neogps.begin(9600, SERIAL_8N1, RXD2, TXD2);
+  Serial.println("neogps serial initialize");
+  delay(3000);
+  
+  
+  Serial.println("Initializing modem...");
+  modem.restart();
+  String modemInfo = modem.getModemInfo();
+  Serial.print("Modem: ");
+  Serial.println(modemInfo);
+ 
+  
+  http_client.setHttpResponseTimeout(90 * 1000); 
+}
+
+
+
+
+void loop() {
+  
+  Serial.print(F("Connecting to "));
+  Serial.print(apn);
+  if (!modem.gprsConnect(apn, user, pass)) {
+    Serial.println(" fail");
+    delay(1000);
+    return;
+  }
+  Serial.println(" OK");
+  
+  
+  http_client.connect(FIREBASE_HOST, SSL_PORT);
+  
+  
+  while (true) {
+    if (!http_client.connected()) {
+      Serial.println();
+      http_client.stop();// Shutdown
+      Serial.println("HTTP  not connect");
+      break;
+    }
+    else{
+      gps_loop();
+    }
+  }
+  
+}
+
+void PostToFirebase(const char* method, const String & path , const String & data, HttpClient* http) {
+  String response;
+  int statusCode = 0;
+  http->connectionKeepAlive(); 
+  
+  
+  String url;
+  if (path[0] != '/') {
+    url = "/";
+  }
+  url += path + ".json";
+  url += "?auth=" + FIREBASE_AUTH;
+  Serial.print("POST:");
+  Serial.println(url);
+  Serial.print("Data:");
+  Serial.println(data);
+  
+  
+  String contentType = "application/json";
+  http->put(url, contentType, data);
+  
+  
+  statusCode = http->responseStatusCode();
+  Serial.print("Status code: ");
+  Serial.println(statusCode);
+  response = http->responseBody();
+  Serial.print("Response: ");
+  Serial.println(response);
+  
+  if (!http->connected()) {
+    Serial.println();
+    http->stop();// Shutdown
+    Serial.println("HTTP POST disconnected");
+  }
+  
+}
+
+void gps_loop()
+{
+ 
+  boolean newData = false;
+  for (unsigned long start = millis(); millis() - start < 2000;){
+    while (neogps.available()){
+      if (gps.encode(neogps.read())){
+        newData = true;
+        break;
+      }
+    }
+  }
+
+  if(true){
+  newData = false;
+  
+  String latitude, longitude;
+  
+  
+  latitude = String(gps.location.lat(), 6); 
+  longitude = String(gps.location.lng(), 6); 
+  
+  
+  
+  Serial.print("Latitude= "); 
+  Serial.print(latitude);
+  Serial.print(" Longitude= "); 
+  Serial.println(longitude);
+      
+  String gpsData = "{";
+  gpsData += "\"lat\":" + latitude + ",";
+  gpsData += "\"lng\":" + longitude + "";
+  gpsData += "}";
+
+  
+  
+  PostToFirebase("PATCH", FIREBASE_PATH, gpsData, &http_client);
+  
+
+  }
+  
+}