public int GetHighestId()
{
var itemDB = new TodoItemContext("server=localhost;port=3306;database=todo;uid=sasha;password=996633");
itemDB.Items.Add(new TodoItem(0, "", false));
itemDB.SaveChanges();
var result = itemDB.Items.SqlQuery("SELECT * from todoitems ORDER BY id DESC LIMIT 1").ToList <TodoItem>();
itemDB.Dispose();
return(result[0].Id);
}
public void RemoveItems(List <TodoItem> items)
{
var itemDB = new TodoItemContext("server=localhost;port=3306;database=todo;uid=sasha;password=996633");
foreach (var item in items)
{
var itemToRemove = itemDB.Items.SingleOrDefault(currItem => currItem.Id == item.Id);
if (itemToRemove != null)
{
itemDB.Items.Remove(itemToRemove);
}
}
itemDB.SaveChanges();
itemDB.Dispose();
}
public void AddItems(List <TodoItem> items)
{
var itemDB = new TodoItemContext("server=localhost;port=3306;database=todo;uid=sasha;password=996633");
foreach (var item in items)
{
var itemInDB = itemDB.Items.SingleOrDefault(dbItem => dbItem.Id == item.Id);
if (null == itemInDB)
{
itemDB.Items.Add(item);
}
else
{
itemInDB.Content = item.Content;
itemInDB.Done = item.Done;
}
}
itemDB.SaveChanges();
itemDB.Dispose();
}