// SELECT
/// <summary>
/// Pobiera listę osób
/// </summary>
/// <param name="start"></param>
/// <param name="take"></param>
/// <param name="textForSearching"></param>
/// <returns>
/// List<PersonModel>
/// </returns>
public static List <PersonModel> Get(int start, int take, string textForSearching = null)
{
var personList = new List <PersonModel>();
using (var connection = SqlConnectionHelper.GetConnection())
{
var sqlCommand = new SqlCommand();
sqlCommand.Connection = connection;
// Bez parametru
if (string.IsNullOrWhiteSpace(textForSearching))
{
sqlCommand.CommandText = "SELECT * FROM People ORDER BY ID OFFSET @Start ROWS FETCH NEXT @Take ROWS ONLY;";
}
// Z parametrem w postaci nazwiska osoby
else
{
sqlCommand.CommandText = "SELECT * FROM People WHERE LastName Like @Search ORDER BY ID OFFSET @Start ROWS FETCH NEXT @Take ROWS ONLY;";
AddTextForSearchingParam(sqlCommand, textForSearching);
}
// Dodanie Parametrów
AddStartAndTakeParam(sqlCommand, start, take);
// Zapytanie
SqlDataReader data = sqlCommand.ExecuteReader();
// Uzupełnienie listy
while (data.HasRows && data.Read())
{
// Dla daty będącej null-em
if (data["Updated"] == DBNull.Value)
{
personList.Add(new PersonModel(
(int)data["ID"],
data["FirstName"].ToString(),
data["LastName"].ToString(),
data["Phone"].ToString(),
data["Email"].ToString(),
(DateTime)data["Created"],
null
));
}
// Dla daty, która nie jest null-em
else
{
personList.Add(new PersonModel(
(int)data["ID"],
data["FirstName"].ToString(),
data["LastName"].ToString(),
data["Phone"].ToString(),
data["Email"].ToString(),
(DateTime)data["Created"],
(DateTime)data["Updated"]
));
}
}
}
return(personList);
}
