use libimagstore::store::Entry;

pub use ops::and::And;
pub use ops::not::Not;
pub use ops::or::Or;

pub trait Filter {

    fn filter(&self, &Entry) -> bool;

    fn not(self) -> Not
        where Self: Sized + 'static
    {
        Not::new(Box::new(self))
    }

    fn or(self, other: Box<Filter>) -> Or
        where Self: Sized + 'static
    {
        Or::new(Box::new(self), other)
    }

    fn or_not(self, other: Box<Filter>) -> Or
        where Self: Sized + 'static
    {
        self.or(Box::new(Not::new(other)))
    }

    fn or3(self, other: Box<Filter>, other2: Box<Filter>) -> Or
        where Self: Sized + 'static
    {
        Or::new(Box::new(self), Box::new(Or::new(other, other2)))
    }

    fn and(self, other: Box<Filter>) -> And
        where Self: Sized + 'static
    {
        And::new(Box::new(self), other)
    }

    fn and3(self, other: Box<Filter>, other2: Box<Filter>) -> And
        where Self: Sized + 'static
    {
        And::new(Box::new(self), Box::new(And::new(other, other2)))
    }

    fn and_not(self, other: Box<Filter>) -> And
        where Self: Sized + 'static
    {
        self.and(Box::new(Not::new(other)))
    }

}