public override StartCommandResult OnStartCommand(Intent intent, [GeneratedEnum] StartCommandFlags flags, int startId)
{
ServiceIsRunning = true;
searchModelForNotifications = new AdvertisementsSearchModelForNotifications();
this.sharedPreferencesHelper = new SharedPreferencesHelper(Application.ApplicationContext);
var bearerToken = (string)this.sharedPreferencesHelper.GetSharedPreference <string>(SharedPreferencesKeys.BEARER_TOKEN);
this.advertisementItemService = new AdvertisementItemService(bearerToken);
this.gpsLocationService = new GpsLocationService(Application.ApplicationContext, null);
DoWork();
return(StartCommandResult.Sticky);
}
public bool CheckForNewAdvertisementsSinceLastCheck(string userId, AdvertisementsSearchModelForNotifications searchModel, bool currentLocation)
{
var coordinatesForSearchModel = coordinatesCalculator.GetCoordinatesForSearchingAdvertisements(searchModel.CoordinatesModels.Latitude, searchModel.CoordinatesModels.Longitude, searchModel.CoordinatesModels.MaxDistance);
var lastUserCheckModel = this.lastUsersChecksCacheService.GetLastTimeUserCheck(userId);
var dateToCompare = currentLocation ? lastUserCheckModel.LastAroundCurrentLocationCheckDate : lastUserCheckModel.LastAroundHomeLocationCheckDate;
var advertisementsFromDbQuery = this.advertisementItemDbService.GetAdvertisementsFromDeclaredAreaSinceLastCheck(dateToCompare, userId, coordinatesForSearchModel);
if (searchModel.CategoriesIds.Count > 0)
{
advertisementsFromDbQuery = advertisementsFromDbQuery.Where(a => searchModel.CategoriesIds.Contains(a.CategoryId));
}
if (searchModel.Sizes.Count > 0)
{
advertisementsFromDbQuery = advertisementsFromDbQuery.Where(a => searchModel.Sizes.Contains(a.Size));
}
var advertisements = advertisementsFromDbQuery.Take(1).ToList();
this.lastUsersChecksCacheService.UpdateLastTimeUserCheckDate(userId, currentLocation);
return(advertisements.Count > 0);
}
private void SetCheckingNewAdvertisementsAction(Context context)
{
checkingNewAdvertsAction = async() =>
{
try
{
searchModelForNotifications = new AdvertisementsSearchModelForNotifications();
this.appsettings = SharedPreferencesHelper.GetAppSettings(this.context);
this.advertisementItemService = new AdvertisementItemService(bearerToken);
this.gpsLocationService = new GpsLocationService(context.ApplicationContext, null);
var coordinates = await CheckNewAdvertisementsAroundUserCurrentLocation();
await CheckNewAdvertisementsAroundUserHomeLocation(coordinates);
}
catch
{
}
finally
{
checkingNewAdvertsFinished = true;
}
};
}
public IActionResult CheckForNewAdvertisementsAroundHomeLocationSinceLastCheck([FromBody] AdvertisementsSearchModelForNotifications searchModel)
{
try
{
var userId = this.identityService.GetUserId(User.Identity);
var foundedNewAdvertisements = this.advertisementItemService.CheckForNewAdvertisementsSinceLastCheck(userId, searchModel, false);
return(Json(foundedNewAdvertisements));
}
catch (Exception exc)
{
Response.StatusCode = (int)HttpStatusCode.InternalServerError;
logger.LogError("Wystąpił wyjątek w trakcie sprawdzania nowych ogłoszeń: " + exc);
return(null);
}
}
public async Task <bool> CheckForNewAdvertisementsAroundHomeLocationSinceLastCheck(AdvertisementsSearchModelForNotifications searchModel)
{
var stringContent = new StringContent(JsonConvert.SerializeObject(searchModel), Encoding.UTF8, "application/json");
HttpResponseMessage response;
try
{
response = await client.PostAsync(WebApiConsts.ADVERTISEMENT_CONTROLLER + "CheckForNewAdvertisementsAroundHomeLocationSinceLastCheck", stringContent);
}
catch
{
response = new HttpResponseMessage(System.Net.HttpStatusCode.InternalServerError);
}
if (response.StatusCode != System.Net.HttpStatusCode.OK)
{
return(false);
}
var responseContentString = await response.Content.ReadAsStringAsync();
var areTherNewAdvertisements = JsonConvert.DeserializeObject <bool>(responseContentString);
return(areTherNewAdvertisements);
}