/// <summary>
/// Executes the command
/// </summary>
/// <param name="parameter">
/// Command parameter
/// </param>
public override void Execute(object parameter)
{
Core.Logger.GetLogger.LogAsync(Core.LogMode.Debug, $"Exetute {nameof(AskCommand)}");
// check if fields are empty
if (!askQuestionViewModel.IsDataValid())
{
return;
}
Core.Logger.GetLogger.LogAsync(Core.LogMode.Debug, $"All validation has been passed succesfuly");
// send message
DataAccess.Entities.Message message = new DataAccess.Entities.Message
{
Subject = askQuestionViewModel.Subjects[askQuestionViewModel.SelectedSubjectIndex],
Text = askQuestionViewModel.Message,
User = askQuestionViewModel.DataStorage.LoggedUser,
};
Core.Logger.GetLogger.LogAsync(Core.LogMode.Info, $"Create new message with: Subject: {message.Subject.Name}, Message Length: {message.Text.Length}, Message: {message.Text}, User NickName: {message.User.NickName}, Date: {message.Date}");
askQuestionViewModel.UnitOfWork.MessageRepository.Insert(message);
askQuestionViewModel.UnitOfWork.Save();
Core.Logger.GetLogger.LogAsync(Core.LogMode.Debug, "Save message to DataBase");
// reset message text, subject stay the same
askQuestionViewModel.ResetFields();
// notify user about succesful message sending
Core.Logger.GetLogger.LogAsync(Core.LogMode.Debug, "Notify user about succesful message sending");
askQuestionViewModel.WindowManager.ShowMessageWindow(Core.Messages.Info.ViewModel.MESSAGE_SENT);
}
// METHODS
/// <summary>
/// Sets filter predicate
/// </summary>
/// <param name="entity">
/// The entities for which predicate is applied
/// </param>
/// <returns>
/// Boolean values which determines if entity is allowed by predicate or not
/// </returns>
protected override bool FilterPredicate(object entity)
{
DataAccess.Entities.Message messageToFilter = (DataAccess.Entities.Message)entity;
bool isShown = true;
// checks subject
if (subjectIndex != Core.Configuration.Constants.WRONG_INDEX)
{
isShown &= Where(messageToFilter, subjects[subjectIndex]);
}
// checks date
isShown &= Where(messageToFilter, from, to);
return(isShown);
}
// CONSTRUCTORS
/// <summary>
/// Initialize a new instance of <see cref="SingleViewModel"/>
/// </summary>
/// <param name="message">
/// An instance of <see cref="DataAccess.Entities.Message"/> that should be displayed
/// </param>
public SingleViewModel(DataAccess.Entities.Message message) : base(message, false)
{
this.message = message;
deleteCommand = new Commands.Admin.DeleteCommand();
}
