Portable Mini Weather Station: Real-Time Weather Updates with Web Configuration

1void getCityCode() {
2    String URL = "http://api.openweathermap.org/data/2.5/weather?id=" + String(cityCode) + "&appid=" + OPENWEATHERMAP_API_KEY + "&units=metric";
3
4    HTTPClient httpClient;
5    httpClient.begin(wificlient, URL);
6
7    int httpCode = httpClient.GET();
8    Serial.print("Send GET request to URL: ");
9    Serial.println(URL);
10
11    if (httpCode == HTTP_CODE_OK) {
12        String str = httpClient.getString();
13        Serial.println("City data retrieved:");
14        Serial.println(str);
15
16        DynamicJsonDocument doc(2048);
17        deserializeJson(doc, str);
18        JsonObject root = doc.as<JsonObject>();
19
20        cityCode = root["id"].as<int>();  // City ID retrieved from response
21        Serial.println("City ID:");
22        Serial.println(cityCode);
23
24        getCityWeater();  // Fetch weather data
25    } else {
26        Serial.println("Error in requesting city data:");
27        Serial.println(httpCode);
28    }
29
30    httpClient.end();
31}