public async Task <PricerResponse> StartMonitoring(int userId, string url)
{
PricerResponse response = await _pricerService.GetPrice(url);
if (response.Error != null || response.Price == null)
{
return(response);
}
_monitorItemService.Create(userId, url, response.ImageUrl, (double)response.Price, response.Title, response.Site);
return(response);
}
private async Task CheckPrice(MonitorItem item)
{
//Console.WriteLine($"Запущен мониторинг: {item.Email}, {item.LastPrice}");
//Console.WriteLine(item.Url);
PricerResponse result = await _pricerService.GetPrice(item.Url);
//Console.WriteLine($"Для: {item.Email}, {item.LastPrice}");
//Console.WriteLine(item.Url);
//Console.WriteLine($"Цена стала: {result.Price}");
if (result.Error != null)
{
return;
}
if (result.Price != item.LastPrice)
{
string token = _userService.Get(item.UserId).MessageToken;
double diff = Math.Abs((double)result.Price - item.LastPrice);
string direction = result.Price > item.LastPrice ? "выросла" : "снизилась";
var message = new Message()
{
Token = token,
Notification = new Notification
{
Title = $"Цена {direction} на {diff} руб.",
Body = $"Изменилась цена на товар: {item.Name}"
},
};
var messaging = FirebaseMessaging.DefaultInstance;
_monitorItemService.UpdatePrice(item.UserId, (double)result.Price);
Console.WriteLine(await messaging.SendAsync(message));
}
}