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Add nonfungibles::Create Trait & Implement for Uniques (#9438)

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* Add nonfungibles::Create Trait & Implement for Uniques

Closes #9419

* Formatting

* Remove default implementation (`TokenError::Unsupported`) from `Create` trait

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Formatting

* Do not wrap parameters in Options

* Formatting

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Dan Forbes
2021-07-28 06:39:04 -07:00
committed by GitHub
parent 52aa9c2ef7
commit 76611ba6a3
4 changed files with 74 additions and 40 deletions
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substrate/frame/uniques/src/lib.rs
+14 -39
View File
@@ -316,28 +316,14 @@ pub mod pallet {
let owner = ensure_signed(origin)?;
let admin = T::Lookup::lookup(admin)?;
ensure!(!Class::<T, I>::contains_key(class), Error::<T, I>::InUse);
let deposit = T::ClassDeposit::get();
T::Currency::reserve(&owner, deposit)?;
Class::<T, I>::insert(
Self::do_create_class(
class,
ClassDetails {
owner: owner.clone(),
issuer: admin.clone(),
admin: admin.clone(),
freezer: admin.clone(),
total_deposit: deposit,
free_holding: false,
instances: 0,
instance_metadatas: 0,
attributes: 0,
is_frozen: false,
},
);
Self::deposit_event(Event::Created(class, owner, admin));
Ok(())
owner.clone(),
admin.clone(),
T::ClassDeposit::get(),
false,
Event::Created(class, owner, admin),
)
}
/// Issue a new class of non-fungible assets from a privileged origin.
@@ -366,25 +352,14 @@ pub mod pallet {
T::ForceOrigin::ensure_origin(origin)?;
let owner = T::Lookup::lookup(owner)?;
ensure!(!Class::<T, I>::contains_key(class), Error::<T, I>::InUse);
Class::<T, I>::insert(
Self::do_create_class(
class,
ClassDetails {
owner: owner.clone(),
issuer: owner.clone(),
admin: owner.clone(),
freezer: owner.clone(),
total_deposit: Zero::zero(),
free_holding,
instances: 0,
instance_metadatas: 0,
attributes: 0,
is_frozen: false,
},
);
Self::deposit_event(Event::ForceCreated(class, owner));
Ok(())
owner.clone(),
owner.clone(),
Zero::zero(),
free_holding,
Event::ForceCreated(class, owner),
)
}
/// Destroy a class of fungible assets.