public static bool CreatePlayer(string nickname)
{
var dt = ConnectionDB.ExecuteQuery($"SELECT * FROM PLAYER WHERE nickname = '{nickname}'");
if (dt.Rows.Count > 0)
{
return(true);
}
else
{
ConnectionDB.ExecuteNonQuery($"INSERT INTO PLAYER(nickname) VALUES ('{nickname}')");
return(false);
}
}
public static List <Player> PlayersTop()
{
var topPlayers = new List <Player>();
var dt = ConnectionDB.ExecuteQuery("SELECT PLAYER.nickname, SCORES.idscore " +
"FROM PLAYER, SCORES " +
"WHERE PLAYER.idPlayer = SCORES.idPlayer " +
"ORDER BY SCORES.idscore DESC " +
"LIMIT 10");
foreach (DataRow dr in dt.Rows)
{
topPlayers.Add(new Player(dr[0].ToString(), Convert.ToInt32(dr[1])));
}
return(topPlayers);
}
//Método encargada de guardar en una lista el nickname de los mejores 10 puntajes
//ordenados de mayor a menor
public static List <string> getNickName()
{
List <string> listScore = new List <string>();
DataTable dt = null;
try
{
dt = ConnectionDB.ExecuteQuery("SELECT nickname FROM SCORE ORDER BY score DESC, score LIMIT 10");
}
catch (Exception e)
{
MessageBox.Show("Ha ocurrido un error!");
}
foreach (DataRow row in dt.Rows)
{
listScore.Add(row[0].ToString());
}
return(listScore);
}
//Método que permite el acceso a la base de datos para identificar jugadores existentes
public static List <Player> getPlayer()
{
DataTable dt = null;
List <Player> listPlayer = new List <Player>();
try
{
dt = ConnectionDB.ExecuteQuery("SELECT * FROM PLAYER");
}
catch (Exception e)
{
MessageBox.Show("Ha ocurrido un error!");
}
foreach (DataRow row in dt.Rows)
{
Player p = new Player();
p.nickname = row[0].ToString();
listPlayer.Add(p);
}
return(listPlayer);
}
//Método que permite el acceso a la base de datos para identificar los puntajes
//de los jugadores existentes
public static List <Score> getPlayerScore()
{
List <Score> listScore = new List <Score>();
DataTable dt = null;
try
{
dt = ConnectionDB.ExecuteQuery("SELECT * FROM SCORE");
}
catch (Exception e)
{
MessageBox.Show("Ha ocurrido un error!");
}
foreach (DataRow row in dt.Rows)
{
Score s = new Score();
s.idScore = Convert.ToInt32(row[0].ToString());
s.score = Convert.ToInt32(row[1].ToString());
s.nickname = row[3].ToString();
listScore.Add(s);
}
return(listScore);
}
