// Add New 'To Do Item' to 'To Do Item List' named 'ToDoListItem'.
public ToDoListItem AddItem(string description)
{
ToDoListItem itemToAdd = new ToDoListItem();
itemToAdd.Description = description;
Items.Add(itemToAdd);
var connectionString = ConfigurationManager.ConnectionStrings["TodoList"];
using (SqlConnection connection = new SqlConnection(connectionString.ConnectionString))
{
connection.Open();
using (SqlCommand command = connection.CreateCommand())
{
string insertStatement = "insert dbo.ToDoListItem(description) values(@desc2); select scope_identity()";
command.CommandText = insertStatement;
command.Parameters.Add("@desc2", SqlDbType.NVarChar);
command.Parameters["@desc2"].Value = description;
var result = command.ExecuteScalar();
itemToAdd.Id = Convert.ToInt32((decimal) result);
}
}
return itemToAdd;
}
public TodoListViewModel()
{
Items = new ObservableCollection<ToDoListItem>
{
};
// Add Current Items in Database to 'To Do Items List' named 'ToDoListItem'.
var connectionString = ConfigurationManager.ConnectionStrings["TodoList"];
using (SqlConnection connection = new SqlConnection(connectionString.ConnectionString))
{
connection.Open();
using (SqlCommand command = connection.CreateCommand())
{
string query = "select * from dbo.ToDoListItem";
command.CommandText = query;
using (SqlDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
string description = reader.GetString(1);
ToDoListItem item = new ToDoListItem();
item.Description = description;
Items.Add(item);
}
}
}
}
}
public void DeleteItem(ToDoListItem itemToDelete)
{
Items.Remove(itemToDelete);
}
