public int DeletePerson(int personID)
{
using (var conn = DB.GetSqlConnection())
{
var sqlQuery = new StringBuilder(@"DELETE FROM [Person].[dbo].[Person] WHERE [PersonID] = @ PersonID");
using (var command = new SqlCommand(sqlQuery.ToString(), conn))
{
command.Parameters.Add("PersonID", SqlDbType.BigInt).Value = personID;
int affectedRowns = command.ExecuteNonQuery();
return(affectedRowns);
}
}
}
public int InsertPerson(Person person)
{
var sqlQuery = new StringBuilder(@"INSERT INTO [dbo].[Person] ([FirstName] ,[LastName],[Email]) ");
sqlQuery.Append("VALUES (@FistName, @LastName, @Email)");
using (var connection = DB.GetSqlConnection())
{
using (var command = new SqlCommand(sqlQuery.ToString(), connection))
{
command.Parameters.Add("FistName", SqlDbType.NChar, 20).Value = person.FirstName;
command.Parameters.Add("LastName", SqlDbType.NChar, 20).Value = person.LastName;
command.Parameters.Add("Email", SqlDbType.NChar, 40).Value = person.Email;
int affectedRows = command.ExecuteNonQuery();
return(affectedRows);
}
}
}
public int UpdatePerson(Person person)
{
using (var connection = DB.GetSqlConnection())
{
var sqlQuery = new StringBuilder(@"UPDATE [dbo].[Person] ");
sqlQuery.Append("SET [FirstName] = @FirstName, [LastName] = @LastName, [Email] = @Email ");
sqlQuery.Append("WHERE [PersonID] = @PersonID ");
using (var command = new SqlCommand(sqlQuery.ToString(), connection))
{
command.Parameters.Add("FirstName", SqlDbType.NChar, 20).Value = person.FirstName;
command.Parameters.Add("LastName", SqlDbType.NChar, 20).Value = person.LastName;
command.Parameters.Add("Email", SqlDbType.NChar, 40).Value = person.Email;
command.Parameters.Add("PersonID", SqlDbType.BigInt).Value = person.PersonId;
int affectedRowns = command.ExecuteNonQuery();
return(affectedRowns);
}
}
}
//CRUD-Create Read Update Delete
public Person GetPersons(int personId)
{
var person = new Person();
using (SqlConnection connection = DB.GetSqlConnection())
{
using (SqlCommand command = connection.CreateCommand())
{
command.CommandText = @"SELECT [PersonID],[FirstName],[LastName],[Email] FROM
[Person].[dbo].[Person] WHERE [PersonID] ={0}";
command.CommandText = string.Format(command.CommandText, personId);
SqlDataReader reader = command.ExecuteReader();
if (reader.Read())
{
person.Load(reader);
}
}
}
return(person);
}
