private void btnDeleteGame_Click(object sender, EventArgs e)
{
Game games = (Game)lstGamesList.SelectedItem;
GamesDB.deleteGame(games);
PopulateGameList();
}
private void btnAddOrUpdateGame_Click(object sender, EventArgs e)
{
Game game;
if (gameToBeUpdated == null)
{
game = new Game();
}
else
{
game = gameToBeUpdated;
}
if (!string.IsNullOrWhiteSpace(txtNameOfGame.Text) &&
!string.IsNullOrWhiteSpace(txtNumberOfCopies.Text) &&
!string.IsNullOrWhiteSpace(txtPrice.Text) &&
IsAnInt(txtNumberOfCopies.Text) == true &&
IsADecimal(txtPrice.Text) == true &&
!string.IsNullOrWhiteSpace(txtAvailability.Text))
{
game.GameName = txtNameOfGame.Text;
game.NumberOfCopies = Convert.ToInt32(txtNumberOfCopies.Text);
game.Price = Convert.ToDouble(txtPrice.Text);
game.Availability = txtAvailability.Text;
GamesDB.AddOrUpdateGame(game);
}
else
{
MessageBox.Show("You must enter something in all four fields.");
}
}
private void txtSearchGames_TextChanged(object sender, EventArgs e)
{
if (txtSearchGames.Text.Length > 0)
{
/**************START GET GAME BY NAME************/
// clear the list
lstGamesList.Items.Clear();
// get the text from the search box
string search = txtSearchGames.Text;
// get a list of all games by name
List <Game> games = GamesDB.getAllGamesByName();
// get a second list of games to compare to
List <Game> matches = new List <Game>();
// get all games by name that contain the search name
matches = games.Where(g => g.GameName.Contains(search)).ToList();
// add them to the listbox when you find a game name that
// contains the search word
foreach (var match in matches)
{
lstGamesList.Items.Add(match);
}
/***************END GET GAME BY NAME*************/
/**************START GET GAME BY PRICE***********/
// get the text from the search box
string search2 = txtSearchGames.Text;
// get a list of all games by price
List <Game> gamesByPrice = GamesDB.getAllGamesByPrice();
// get a second list to compare to
List <Game> match2 = new List <Game>();
// get all games whose price starts with the price in the text box
match2 = gamesByPrice.Where(g => g.Price.ToString().StartsWith(search)).ToList();
// display all games whose price matches what is typed in the
// search box
foreach (var i in match2)
{
lstGamesList.Items.Add(match2);
}
/***************END GET GAME BY PRICE*************/
}
else
{
// populate the list with all the games
PopulateGameList();
}
}
/// <summary>
/// Populates the gamesListBox with all the
/// games that have been added into the database.
/// </summary>
private void PopulateGameList()
{
lstGamesList.Items.Clear();
try
{
List <Game> games = GamesDB.getAllGamesByName();
foreach (Game game in games)
{
lstGamesList.Items.Add(game);
}
}
catch
{
MessageBox.Show("Error, please try again later");
Application.Exit();
}
}
