public async Task <IActionResult> Index()
{
var resApi = new WeatherApiResponse();
var displayResApi = new WeatherApiResponse();
try {
if (SignInManager.IsSignedIn(User))
{
var loggedInUser = HttpContext.Session.GetString(ApplicationVariables.SessionVariables.UserEmail);
List <string> listOfCities = new List <string>();
List <WeatherApiResponse> weatherApiResponsesList = new List <WeatherApiResponse>();
List <Employee> listOfEmployees = _userRepositoriesInterface.GetEmployees();
//Fetch cities stored in database
var cities = _userRepositoriesInterface.GetCities();
//populatelist of cities
if (listOfEmployees != null && listOfEmployees.Count > 0)
{
foreach (var emp in listOfEmployees)
{
listOfCities.Add(_userRepositoriesInterface.GetEmployeeByEmail(emp.Email).City.CityName);
}
}
//checks if city list is empty
if (listOfCities != null && listOfEmployees.Count > 0)
{
List <string> cityDataFetched = new List <string>();
//populate list of weatherdata responses per city
foreach (var city in listOfCities)
{
//Fetch data from api
if (!cityDataFetched.Contains(city))
{
resApi = await _weatherInterface.GetWeatherAsync(city);
if (resApi.list != null)
{
weatherApiResponsesList.Add(resApi);
cityDataFetched.Add(city);
}
}
}
}
//checks if weatherlist is empty
if (weatherApiResponsesList != null && weatherApiResponsesList.Count > 0)
{
//populate weather data to be displayed for current users city
foreach (var emp in listOfEmployees)
{
if (emp.Email.ToLower().Trim() == loggedInUser.ToLower().Trim())
{
foreach (var weather in weatherApiResponsesList)
{
int cityID = -1;
cityID = cities.Where(x => x.CityName.Contains(weather.city.name.Trim()))
.FirstOrDefault().ID;
if (emp.CityID == cityID && emp.Email.ToLower().Trim() == loggedInUser.ToLower().Trim())
{
displayResApi.list = new List <List>();
//Use data from db
foreach (var item in weather.list)
{
if (Convert.ToDateTime(item.dt_txt).Date >= DateTime.Now.Date)
{
displayResApi.city = new City();
displayResApi.city.name = weather.city.name;
List list = new List();
list.dt_txt = item.dt_txt;
list.weather = new List <Weather>();
Weather weatherForList = new Weather();
weatherForList.main = item.weather[0].main;
weatherForList.description = item.weather[0].description;
list.weather.Add(weatherForList);
displayResApi.list.Add(list);
}
}
break;
}
}
break;
}
}
foreach (var weather in weatherApiResponsesList)
{
int cityID = -1;
cityID = cities.Where(x => x.CityName.Contains(weather.city.name.Trim()))
.FirstOrDefault().ID;
//Fetch Weather Data from db
var resFromDB = _weatherRepositoryInterface.GetWeatherDataByCityID(cityID);
if (resFromDB != null && resFromDB.Count > 0)
{
var todaysDate = DateTime.Now.Date;
var tommorrowsDate = DateTime.Now.AddDays(1).Date;
//checks to se if there is a record of weather data in db for today
var hasTodayWData = resFromDB.Find(x => x.Day.Date == todaysDate);
//checks to se if there is a record of weather data in db for the next day
var hasTomorrowsWData = resFromDB.Find(x => x.Day.Date == tommorrowsDate);
//if there is no data in db for today and tomorrow fetch data from api
if (hasTodayWData == null && hasTomorrowsWData == null)
{
//Fetch Weather Data from api
resApi = await _weatherInterface.GetWeatherAsync(weather.city.name);
//populate weather info to store in db
foreach (var wData in resApi.list)
{
WeatherInfo weatherInfo = new WeatherInfo();
weatherInfo.Day = Convert.ToDateTime(wData.dt_txt);
if (weatherInfo.Day.Hour == 6)
{
weatherInfo.WeatherDesc = wData.weather[0].main + ": " + wData.weather[0].description;
weatherInfo.CityID = cityID;
//Store Weather data
_weatherRepositoryInterface.StoreWeatherData(weatherInfo);
}
}
}
}
}
}
}
}catch (Exception ex)
{
_logger.LogError("Error:" + ex.Message);
}
return(View(displayResApi));
}
