Trait polkadot_sdk_frame::traits::tokens::nonfungible::InspectEnumerable

pub trait InspectEnumerable<AccountId>: Inspect<AccountId> {
    type ItemsIterator: Iterator<Item = Self::ItemId>;
    type OwnedIterator: Iterator<Item = Self::ItemId>;

    // Required methods
    fn items() -> Self::ItemsIterator;
    fn owned(who: &AccountId) -> Self::OwnedIterator;
}

Interface for enumerating items in existence or owned by a given account over a collection of NFTs.

Required Associated Types

type ItemsIterator: Iterator<Item = Self::ItemId>

The iterator type for Self::items.

type OwnedIterator: Iterator<Item = Self::ItemId>

The iterator type for Self::owned.

Required Methods

fn items() -> Self::ItemsIterator

Returns an iterator of the items within a collection in existence.

fn owned(who: &AccountId) -> Self::OwnedIterator

Returns an iterator of the items of all collections owned by who.

Object Safety

This trait is not object safe.

Implementors

impl<F, A, AccountId> InspectEnumerable<AccountId> for ItemOf<F, A, AccountId>

where F: InspectEnumerable<AccountId>, A: Get<<F as Inspect<AccountId>>::CollectionId>,

type ItemsIterator = <F as InspectEnumerable<AccountId>>::ItemsIterator

type OwnedIterator = <F as InspectEnumerable<AccountId>>::OwnedInCollectionIterator