public async Task <JsonLogin> RefreshDataAsync(string usuario, string contrasena)
{
Items = new JsonLogin();
var uri = new Uri(string.Format(Constants.RestUrl, string.Empty)) + "/api/login";
try
{
Dictionary <string, string> pairs = new Dictionary <string, string>();
pairs.Add("usu_nombre", usuario);
pairs.Add("usu_contrasenia", contrasena);
var json = JsonConvert.SerializeObject(pairs);
var content = new StringContent(json, Encoding.UTF8, "application/json");
var response = await client.PostAsync(uri, content);
if (response.IsSuccessStatusCode)
{
var data = await response.Content.ReadAsStringAsync();
Items = JsonConvert.DeserializeObject <JsonLogin>(data);
}
}
catch (Exception ex)
{
Debug.WriteLine(@" ERROR {0}", ex.Message);
}
return(Items);
}
public async void OnLoginButtonClicked(object sender, EventArgs args)
{
var notificator = DependencyService.Get <IToastNotificator>();
var options = new Notification()
{
Title = "Title",
Description = "Description"
};
if (txtUsuario.Text == null || txtContrasena.Text == null)
{
await notificator.Notify(ToastNotificationType.Error, "Login Incorrecto...", "Por favor ingrese usuario y contraseña.", TimeSpan.FromSeconds(2));
return;
}
JsonLogin jsonLogin = await App.TodoManager.GetTaskAsync(txtUsuario.Text, txtContrasena.Text);
if (jsonLogin != null && jsonLogin.status == 200)
{
Usuario usuario = jsonLogin.data;
Application.Current.Properties["user_id"] = usuario.usu_id;
Application.Current.Properties["user_nombre"] = usuario.rol_id;
Application.Current.Properties["user_token"] = usuario.token;
Application.Current.Properties["user_login"] = true;
Application.Current.Properties["user"] = JsonConvert.SerializeObject(jsonLogin);
await Application.Current.SavePropertiesAsync();
await notificator.Notify(ToastNotificationType.Success, jsonLogin.title == null? "Login" : jsonLogin.title, jsonLogin.message, TimeSpan.FromSeconds(0.7));
loginCorrecto();
}
else
{
if (jsonLogin != null && jsonLogin.status != 0)
{
await notificator.Notify(ToastNotificationType.Error, jsonLogin != null?jsonLogin.title : "Error", jsonLogin != null?jsonLogin.message : "Ocurrio un error.", TimeSpan.FromSeconds(2));
}
else
{
await notificator.Notify(ToastNotificationType.Error, "Error de Red...", "Datos no validados.", TimeSpan.FromSeconds(1));
}
}
}
