#include <WiFi.h>
 
#include <ArduinoJson.h>
#include <HTTPClient.h>
#include <LiquidCrystal_I2C.h>

 
//天气相关参数
String API = "S3u0TyQRnlVLvIKr4";
String WeatherURL = "";
String CITY = "烟台";
String url_xinzhi = "";
String Weather = "0";
String Temperature = "0";
 
LiquidCrystal_I2C lcd(0x27,16,2); 
long sum = 0;
 
const char* ssid       = "Wokwi-GUEST";
const char* password   = "";
/* 创建实例 */
 
HTTPClient http;
 
String GetURL(String api,String city)
{
  url_xinzhi =  "https://api.seniverse.com/v3/weather/now.json?key=";
  url_xinzhi += api;
  url_xinzhi += "&location=";
  url_xinzhi += city;
  url_xinzhi += "&language=zh-Hans&unit=c";
  return url_xinzhi;
}
 
void ParseWeather(String url)
{  
  DynamicJsonDocument doc(1024); //分配内存,动态
  http.begin(url);
 
  int httpGet = http.GET();
  if(httpGet > 0)
  {
    Serial.printf("HTTPGET is %d",httpGet);
    
    if(httpGet == HTTP_CODE_OK)
    {
      String json = http.getString();
      Serial.println(json);
      
      deserializeJson(doc, json);
      
      Weather = doc["results"][0]["now"]["text"].as<String>();  
      Temperature = doc["results"][0]["now"]["temperature"].as<String>();  
    }
    else
    {
      Serial.printf("ERROR1!!");
    }
  }
  else
  {
    Serial.printf("ERROR2!!");
  }
  http.end();
}
 
 void led(){

  Serial.print("当前烟台市的天气是：");
  Serial.println(Weather);

  Serial.print("当前烟台市的温度是：");
  Serial.println(Temperature);
  Serial.print("执行次数: ");

}
void setup() 
{
  Serial.begin(115200);
  //请完成初始化代码
  Serial.printf("Connecting to %s ", ssid);
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
      delay(500);
      Serial.print(".");
  }
  Serial.println(" CONNECTED");
 
  
}
 
void loop() 
{
  //请完成循环代码
  String URL = GetURL(API,CITY);
  ParseWeather(URL);
  led();
  Serial.println(sum);
  sum ++;
  delay(5000);
}