public bool Remove(IIngredientContainerDAL containerDAL = null)
{
if (!ExistsInDatabase(this.Name, containerDAL))
{
return(false);
}
return(ingredientDAL.Remove(this.Name));
}
public IngredientContainer(IIngredientContainerDAL dal = null)
{
if (dal != null)
{
this.ingredientContainerDAL = dal;
}
else
{
this.ingredientContainerDAL = IngredientFactory.CreateIIngredientContainerDal();
}
}
public bool Add(IIngredientContainerDAL containerDAL = null)
{
Ingredient i = new IngredientContainer(containerDAL).FindByName(this.Name);
if (ExistsInDatabase(this.Name, containerDAL))
{
return(false);
}
if (this.Diet != 0 && this.Diet != 1 && this.Diet != 2)
{
return(false);
}
return(ingredientDAL.Add(this.Name, this.Diet));
}
public bool Update(string oldName, IIngredientContainerDAL dal = null)
{
if (ExistsInDatabase(this.Name, dal) && this.Name != oldName)
{
return(false);
}
if (!ExistsInDatabase(oldName, dal))
{
return(false);
}
if (this.Diet != 0 && this.Diet != 1 && this.Diet != 2)
{
return(false);
}
return(ingredientDAL.Update(oldName, this.Name, this.Diet));
}
private bool ExistsInDatabase(string name, IIngredientContainerDAL containerDAL = null)
{
Ingredient i = new IngredientContainer(containerDAL).FindByName(name);
return(i != null);
}