Moderator: Co-Administratoren
Code: Alles auswählen
#include <ArduinoJson.h>
#include <ESP8266WiFi.h>
#include <ArduinoHttpClient.h>
int WeatherTemperatur, WeatherHumidity, ;
String WeatherStatus, WeatherIcon, WeatherName, WeatherTime;Code: Alles auswählen
String getWeatherTemperature()
{
if (WiFi.status() == WL_CONNECTED)
{
Serial.println(F("Get Weather"));
Serial.println(F("Connecting..."));
WeatherStatus = "Connecting...";
WiFiClient client;
// Connect to HTTP server
char servername[] = "api.openweathermap.org";
if (!client.connect(servername, 80)) {
Serial.println(F("Weather Connection failed"));
WeatherStatus += "Connection failed";
return WeatherStatus;
}
Serial.println(F("Connected!"));
WeatherStatus += "Connected!";
String url = "/data/2.5/weather?lat=";
url += settings.getLat(location, sizeof(location));
url += "&lon=";
url += settings.getLon(location, sizeof(location));
url += "&units=metric&appid=6d9ec0c530006d472308f93656026475";
// Send HTTP request
client.println("GET " + url + " HTTP/1.0");
client.println(F("Host: api.openweathermap.org"));
client.println(F("Connection: close"));
if (client.println() == 0) {
Serial.println(F("Weather: Failed to send request"));
WeatherStatus += "Failed to send request";
return WeatherStatus;
}
// Check HTTP status
char status[32] = {0};
client.readBytesUntil('\r', status, sizeof(status));
if (strcmp(status, "HTTP/1.1 200 OK") != 0) {
Serial.print(F("Unexpected response: "));
WeatherStatus += "Unexpected response: ";
Serial.println(status);
WeatherStatus += status;
return WeatherStatus;
}
// Skip HTTP headers
char endOfHeaders[] = "\r\n\r\n";
if (!client.find(endOfHeaders)) {
Serial.println(F("Invalid response"));
WeatherStatus += "Invalid response";
return WeatherStatus;
}
// Allocate JsonBuffer
// Use arduinojson.org/assistant to compute the capacity.
const size_t capacity = JSON_OBJECT_SIZE(30) + JSON_ARRAY_SIZE(20) + 60;
//DynamicJsonBuffer jsonBuffer(capacity);
DynamicJsonDocument doc(capacity);
auto error = deserializeJson(doc, client);
if (error) {
Serial.print(F("deserializeJson() failed with code "));
Serial.println(error.c_str());
WeatherStatus += "Parsing failed!";
return WeatherStatus;
}
// Extract values
Serial.println(F("Response:"));
WeatherStatus += "Response:";
WeatherIcon = doc["weather"]["0"]["icon"].as<String>();
WeatherTemperatur = doc["main"]["temp"].as<int>();
WeatherHumidity = doc["main"]["humidity"].as<int>();
WeatherName = doc["name"].as<String>();
WeatherTime = doc["dt"].as<String>();
// Disconnect
client.stop();
return "OK";
}
}
Wie viel zieht die Schaltung denn? Ich verbinde ESP mit hohem Stromverbrauch... Du willst die Temperatur bestimmt nicht nur alle Stunde aktualisieren?
