#include <WiFi.h>
#include <HTTPClient.h>
#include <ArduinoJson.h>

// Replace with your network credentials
const char* ssid     = "Wokwi-GUEST";
const char* password = "";

// Replace with your API key and city name
const char* apiKey = "f35a205df5b5b99f9ca991ab6b890e3b";
const char* city = "Karachi";

// Set timezone offset in seconds (5 hours)
const long timezoneOffset = 5 * 60 * 60;

void setup() {
  Serial.begin(12500);

  // Connect to Wi-Fi network
  WiFi.begin(ssid, password);
  Serial.print("Connecting to Wi-Fi");
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(".");
  }
  Serial.println();
  Serial.print("Connected to Wi-Fi, IP address: ");
  Serial.println(WiFi.localIP());

  // Make HTTP request to OpenWeatherMap API
  HTTPClient http;
  String url = "http://api.openweathermap.org/data/2.5/weather?q=" + String(city) + "&appid=" + String(apiKey);
  Serial.print("Making API request to: ");
  Serial.println(url);
  http.begin(url);
  int httpResponseCode = http.GET();

  // Parse JSON response from OpenWeatherMap API
  DynamicJsonDocument doc(1024);
  DeserializationError error = deserializeJson(doc, http.getString());
  if (error) {
    Serial.print("JSON parsing failed: ");
    Serial.println(error.f_str());
    return;
  }

  // Extract sunrise time from JSON response
  time_t sunriseUnix = doc["sys"]["sunrise"];
  Serial.print("Sunrise time (Unix timestamp): ");
  Serial.println(sunriseUnix);

   time_t sunsetUnix = doc["sys"]["sunset"];
  Serial.print("Sunset time (Unix timestamp): ");
  Serial.println(sunsetUnix);

  // Convert Unix timestamp to local time with an additional 5 hours
  struct tm *localTimeR = localtime(&sunriseUnix);
  localTimeR->tm_hour += 5;
  mktime(localTimeR);

    // Format local time as AM/PM string
  char timeString[12];
  strftime(timeString, sizeof(timeString), "%I:%M %p", localTimeR);
  
  // Display sunrise time in local city time with an additional 5 hours
  Serial.print("Sunrise time (local city time + 5 hours): ");
  Serial.println(timeString);
  
  // Convert Unix timestamp to local time with an additional 5 hours
  struct tm *localTimeT = localtime(&sunsetUnix);
  localTimeT->tm_hour += 5;
  mktime(localTimeT);



  // Format local time as AM/PM string
  char timeTString[12];
  strftime(timeTString, sizeof(timeTString), "%I:%M %p", localTimeT);
  
  // Display sunrise time in local city time with an additional 5 hours
  Serial.print("Sunset time (local city time + 5 hours): ");
  Serial.println(timeTString);

  
}

void loop() {
  // do nothing
}