pub trait InspectEnumerable<AccountId>: Inspect<AccountId> {
    type CollectionsIterator: Iterator<Item = Self::CollectionId>;
    type ItemsIterator: Iterator<Item = Self::ItemId>;
    type OwnedIterator: Iterator<Item = (Self::CollectionId, Self::ItemId)>;
    type OwnedInCollectionIterator: Iterator<Item = Self::ItemId>;

    // Required methods
    fn collections() -> Self::CollectionsIterator;
    fn items(collection: &Self::CollectionId) -> Self::ItemsIterator;
    fn owned(who: &AccountId) -> Self::OwnedIterator;
    fn owned_in_collection(
        collection: &Self::CollectionId,
        who: &AccountId,
    ) -> Self::OwnedInCollectionIterator;
}
Expand description

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

Required Associated Types§

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type CollectionsIterator: Iterator<Item = Self::CollectionId>

The iterator type for Self::collections.

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

The iterator type for Self::items.

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type OwnedIterator: Iterator<Item = (Self::CollectionId, Self::ItemId)>

The iterator type for Self::owned.

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

The iterator type for Self::owned_in_collection.

Required Methods§

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fn collections() -> Self::CollectionsIterator

Returns an iterator of the collections in existence.

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fn items(collection: &Self::CollectionId) -> Self::ItemsIterator

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

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

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

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fn owned_in_collection( collection: &Self::CollectionId, who: &AccountId, ) -> Self::OwnedInCollectionIterator

Returns an iterator of the items of collection owned by who.

Object Safety§

This trait is not object safe.

Implementors§