#include <WiFiClientSecure.h>
#include <esp_sntp.h>

String ssid = "Wokwi-GUEST";
String password = "";

const char*  server = "www.idokep.hu";  // Server URL
String service = "tfi.glitch.me";
WiFiClientSecure client;

void setup() {
  //Initialize serial and wait for port to open:
  Serial.begin(115200);
  delay(100);
  // attempt to connect to Wifi network:
  configTzTime("CET-1CEST,M3.5.0,M10.5.0/3","europe.pool.ntp.org");
  sntp_set_time_sync_notification_cb([](timeval *v){
    Serial.println("SNTP Sync");
    time_t tsec = time(nullptr);
    Serial.println(localtime(&tsec), "%H:%M:%S");
  });
  uint32_t start = millis();
  // WiFi.begin(ssid, password, 6);
  // while (WiFi.status() != WL_CONNECTED) {
  //   Serial.print(".");
  //   // wait 1 second for re-trying
  //   if(millis() - start < 70000 ) delay(1000);
  //   else break;
  // } 
  while(!WiFi.isConnected()){
    Serial.println("Enter ssid password");
    while (!Serial.available()) delay(1000);
    ssid = Serial.readStringUntil(' ');
    password = Serial.readStringUntil('\n');
    Serial.printf("Attempting to connect to SSID: %s password: %s\n", ssid, password);
    WiFi.begin(ssid, password, 6);
    uint32_t start = millis();
    while (WiFi.status() != WL_CONNECTED) {
      Serial.print(".");
      // wait 1 second for re-trying
      if(millis() - start < 7000 ) delay(1000);
      else break;
    } 
  }
  Serial.print("Connected to ");
  Serial.println(ssid);

  sntp_set_sync_interval(15000);
  sntp_set_sync_mode(SNTP_SYNC_MODE_IMMED);
  timeval *tv;
  sntp_sync_time(tv);
  time_t ts = tv->tv_sec;
  Serial.println(localtime(&ts), "%H:%M:%S");
  
  client.setInsecure();

  Serial.println("\nStarting connection to server...");
  start = millis();
  if (!client.connect(service.c_str(), 443, 300))
     Serial.println("Connection failed!");
  else {Serial.println(millis()-start);
    Serial.println("Connected to server!");
    // Make a HTTP request:
    // client.println("GET /terkep/hu/hoterkep_data.js HTTP/1.0");
    // client.println("Host: www.idokep.hu");
    // client.println("User-Agent: Mozilla/5.0");
    // client.println();
    bool getapp = false;
    while (!getapp) {
      client.println("GET /?loc=ethuri HTTP/1.1");
      client.println("Host: tfi.glitch.me");
      //client.println("Connection: keep-alive");
      client.println("User-Agent: Mozilla/5.0");
      client.println();
      while (!client.available()){Serial.print("."); delay(1000);}
      uint16_t respCode = client.readStringUntil(' ').toInt();
      if(respCode == 200){
        if(!client.findUntil("app","\r\n\r\n")){
          client.flush();
          Serial.printf("available: %d", client.available());
          delay(1000);
        }
        else{
          client.find("\r\n\r\n");
          getapp = true;
          Serial.print(client.readStringUntil('\n'));
          Serial.println(client.readStringUntil('\n'));    
          break;
        }
      }
      // while (client.available()) {
      //   String line = client.readStringUntil('\n');
      //   Serial.println(line);
      //   if (line == "\r") {
      //     Serial.println("headers received");
      //     break;
      //   }
      //}
    }
    // uint32_t start = millis();
    // String loc, temp, locCode = "DHMZ_7804fa", tempStart = "=\"", locStart = "br>";
    // char tempEnd = '&', locEnd = ',';
    // while (client.available()) {
    //   if (client.findUntil(locCode.c_str(), "\n")) {
    //     client.find(tempStart.c_str());
    //     temp = client.readStringUntil(tempEnd);
    //     client.find(locStart.c_str());
    //     loc = client.readStringUntil(locEnd);
    //     Serial.println(loc + ": " + temp);
    //     break;
    //   }
    // }
    // Serial.println(millis() - start);

    // if there are incoming bytes available
    // from the server, read them and print them:
    // while (client.available()) {
    //   char c = client.read();

    //  // Serial.write(c);
    // }
    sntp_sync_time(tv);
    Serial.println("end");
    client.stop();
  }
}

void loop() {
  delay(1);
  // do nothing
}