git.delta.rocks / unique-network / refs/commits / 0c172129d62b

difftreelog

Merge pull request #130 from usetech-llc/NFTPAR-310_builders_review_107

usetech-llc2021-03-20parents: #f64a8dd #52d04b4.patch.diff
in: master
Review changes

9 files changed

modifiednode/src/chain_spec.rsdiffbeforeafterboth
--- a/node/src/chain_spec.rs
+++ b/node/src/chain_spec.rs
@@ -193,8 +193,7 @@
                     mint_mode: false,
 					offchain_schema: vec![],
 					schema_version: SchemaVersion::default(),
-                    sponsor: get_account_id_from_seed::<sr25519::Public>("Alice"),
-                    sponsor_confirmed: true,
+                    sponsorship: SponsorshipState::Confirmed(get_account_id_from_seed::<sr25519::Public>("Alice")),
                     const_on_chain_schema: vec![],
 					variable_on_chain_schema: vec![],
 					limits: CollectionLimits::default()
modifiedpallets/nft/src/lib.rsdiffbeforeafterboth
20 ensure, fail, parameter_types,20 ensure, fail, parameter_types,
21 traits::{21 traits::{
22 Currency, ExistenceRequirement, Get, Imbalance, KeyOwnerProofSystem, OnUnbalanced,22 Currency, ExistenceRequirement, Get, Imbalance, KeyOwnerProofSystem, OnUnbalanced,
23 Randomness, IsSubType,23 Randomness, IsSubType, WithdrawReasons,
24 },24 },
25 weights::{25 weights::{
26 constants::{BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_PER_SECOND},26 constants::{BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_PER_SECOND},
27 DispatchInfo, GetDispatchInfo, IdentityFee, Pays, PostDispatchInfo, Weight,27 DispatchInfo, GetDispatchInfo, IdentityFee, Pays, PostDispatchInfo, Weight,
28 WeightToFeePolynomial, DispatchClass,28 WeightToFeePolynomial, DispatchClass,
29 },29 },
30 StorageValue,30 StorageValue,
31 transactional,
31};32};
3233
33use frame_system::{self as system, ensure_signed, ensure_root};34use frame_system::{self as system, ensure_signed, ensure_root};
123 pub fraction: u128,124 pub fraction: u128,
124}125}
125126
127#[derive(Encode, Decode, Debug, Clone, PartialEq)]
128#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
129pub enum SponsorshipState<AccountId> {
130 /// The fees are applied to the transaction sender
131 Disabled,
132 Unconfirmed(AccountId),
133 /// Transactions are sponsored by specified account
134 Confirmed(AccountId),
135}
136
137impl<AccountId> SponsorshipState<AccountId> {
138 fn sponsor(&self) -> Option<&AccountId> {
139 match self {
140 Self::Confirmed(sponsor) => Some(sponsor),
141 _ => None,
142 }
143 }
144
145 fn pending_sponsor(&self) -> Option<&AccountId> {
146 match self {
147 Self::Unconfirmed(sponsor) | Self::Confirmed(sponsor) => Some(sponsor),
148 _ => None,
149 }
150 }
151
152 fn confirmed(&self) -> bool {
153 matches!(self, Self::Confirmed(_))
154 }
155}
156
157impl<T> Default for SponsorshipState<T> {
158 fn default() -> Self {
159 Self::Disabled
160 }
161}
162
126#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]163#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
127#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]164#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
128pub struct CollectionType<AccountId> {165pub struct CollectionType<AccountId> {
136 pub mint_mode: bool,173 pub mint_mode: bool,
137 pub offchain_schema: Vec<u8>,174 pub offchain_schema: Vec<u8>,
138 pub schema_version: SchemaVersion,175 pub schema_version: SchemaVersion,
139 pub sponsor: AccountId, // Who pays fees. If set to default address, the fees are applied to the transaction sender176 pub sponsorship: SponsorshipState<AccountId>,
140 pub sponsor_confirmed: bool, // False if sponsor address has not yet confirmed sponsorship. True otherwise.
141 pub limits: CollectionLimits, // Collection private restrictions 177 pub limits: CollectionLimits, // Collection private restrictions
142 pub variable_on_chain_schema: Vec<u8>, //178 pub variable_on_chain_schema: Vec<u8>, //
143 pub const_on_chain_schema: Vec<u8>, //179 pub const_on_chain_schema: Vec<u8>, //
387 /// Schema data size limit bound exceeded423 /// Schema data size limit bound exceeded
388 SchemaDataLimitExceeded,424 SchemaDataLimitExceeded,
389 /// Maximum refungibility exceeded425 /// Maximum refungibility exceeded
390 WrongRefungiblePieces426 WrongRefungiblePieces,
427 /// createRefungible should be called with one owner
428 BadCreateRefungibleCall,
391 }429 }
392}430}
393431
396434
397 /// Weight information for extrinsics in this pallet.435 /// Weight information for extrinsics in this pallet.
398 type WeightInfo: WeightInfo;436 type WeightInfo: WeightInfo;
437
438 type Currency: Currency<Self::AccountId>;
439 type CollectionCreationPrice: Get<<<Self as Config>::Currency as Currency<Self::AccountId>>::Balance>;
440 type TreasuryAccountId: Get<Self::AccountId>;
399}441}
400442
401#[cfg(feature = "runtime-benchmarks")]443#[cfg(feature = "runtime-benchmarks")]
402mod benchmarking;444mod benchmarking;
403445
404// #endregion446// #endregion
405447
448// # Used definitions
449//
450// ## User control levels
451//
452// chain-controlled - key is uncontrolled by user
453// i.e autoincrementing index
454// can use non-cryptographic hash
455// real - key is controlled by user
456// but it is hard to generate enough colliding values, i.e owner of signed txs
457// can use non-cryptographic hash
458// controlled - key is completly controlled by users
459// i.e maps with mutable keys
460// should use cryptographic hash
461//
462// ## User control level downgrade reasons
463//
464// ?1 - chain-controlled -> controlled
465// collections/tokens can be destroyed, resulting in massive holes
466// ?2 - chain-controlled -> controlled
467// same as ?1, but can be only added, resulting in easier exploitation
468// ?3 - real -> controlled
469// no confirmation required, so addresses can be easily generated
406decl_storage! {470decl_storage! {
407 trait Store for Module<T: Config> as Nft {471 trait Store for Module<T: Config> as Nft {
408472
409 // Private members473 //#region Private members
410 NextCollectionID: CollectionId;474 /// Id of next collection
411 CreatedCollectionCount: u32;475 CreatedCollectionCount: u32;
476 /// Used for migrations
412 ChainVersion: u64;477 ChainVersion: u64;
413 ItemListIndex: map hasher(identity) CollectionId => TokenId;478 /// Id of last collection token
479 /// Collection id (controlled?1)
480 ItemListIndex: map hasher(blake2_128_concat) CollectionId => TokenId;
481 //#endregion
414482
415 // Chain limits struct483 //#region Chain limits struct
416 pub ChainLimit get(fn chain_limit) config(): ChainLimits;484 pub ChainLimit get(fn chain_limit) config(): ChainLimits;
485 //#endregion
417486
418 // Bound counters487 //#region Bound counters
419 CollectionCount: u32;488 /// Amount of collections destroyed, used for total amount tracking with
489 /// CreatedCollectionCount
490 DestroyedCollectionCount: u32;
491 /// Total amount of account owned tokens (NFTs + RFTs + unique fungibles)
492 /// Account id (real)
420 pub AccountItemCount get(fn account_item_count): map hasher(twox_64_concat) T::AccountId => u32;493 pub AccountItemCount get(fn account_item_count): map hasher(twox_64_concat) T::AccountId => u32;
494 //#endregion
421495
422 // Basic collections496 //#region Basic collections
423 pub Collection get(fn collection) config(): map hasher(identity) CollectionId => CollectionType<T::AccountId>;497 /// Collection info
498 /// Collection id (controlled?1)
499 pub Collection get(fn collection) config(): map hasher(blake2_128_concat) CollectionId => CollectionType<T::AccountId>;
424 pub AdminList get(fn admin_list_collection): map hasher(identity) CollectionId => Vec<T::AccountId>;500 /// List of collection admins
501 /// Collection id (controlled?2)
502 pub AdminList get(fn admin_list_collection): map hasher(blake2_128_concat) CollectionId => Vec<T::AccountId>;
425 pub WhiteList get(fn white_list): double_map hasher(identity) CollectionId, hasher(twox_64_concat) T::AccountId => bool;503 /// Whitelisted collection users
504 /// Collection id (controlled?2), user id (controlled?3)
505 pub WhiteList get(fn white_list): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) T::AccountId => bool;
506 //#endregion
426507
427 /// Balance owner per collection map508 /// How many of collection items user have
509 /// Collection id (controlled?2), account id (real)
428 pub Balance get(fn balance_count): double_map hasher(identity) CollectionId, hasher(twox_64_concat) T::AccountId => u128;510 pub Balance get(fn balance_count): double_map hasher(blake2_128_concat) CollectionId, hasher(twox_64_concat) T::AccountId => u128;
429511
430 /// second parameter: item id + owner account id + spender account id512 /// Amount of items which spender can transfer out of owners account (via transferFrom)
513 /// Collection id (controlled?2), (token id (controlled ?2) + owner account id (real) + spender account id (controlled?3))
431 pub Allowances get(fn approved): double_map hasher(identity) CollectionId, hasher(twox_64_concat) (TokenId, T::AccountId, T::AccountId) => u128;514 pub Allowances get(fn approved): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) (TokenId, T::AccountId, T::AccountId) => u128;
432515
433 /// Item collections516 //#region Item collections
434 pub NftItemList get(fn nft_item_id) config(): double_map hasher(identity) CollectionId, hasher(identity) TokenId => NftItemType<T::AccountId>;517 /// Collection id (controlled?2), token id (controlled?1)
518 pub NftItemList get(fn nft_item_id) config(): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) TokenId => NftItemType<T::AccountId>;
435 pub FungibleItemList get(fn fungible_item_id) config(): double_map hasher(identity) CollectionId, hasher(twox_64_concat) T::AccountId => FungibleItemType;519 /// Collection id (controlled?2), owner (controlled?2)
520 pub FungibleItemList get(fn fungible_item_id) config(): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) T::AccountId => FungibleItemType;
436 pub ReFungibleItemList get(fn refungible_item_id) config(): double_map hasher(identity) CollectionId, hasher(identity) TokenId => ReFungibleItemType<T::AccountId>;521 /// Collection id (controlled?2), token id (controlled?1)
522 pub ReFungibleItemList get(fn refungible_item_id) config(): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) TokenId => ReFungibleItemType<T::AccountId>;
523 //#endregion
437524
438 /// Index list525 //#region Index list
439 pub AddressTokens get(fn address_tokens): double_map hasher(identity) CollectionId, hasher(twox_64_concat) T::AccountId => Vec<TokenId>;526 /// Collection id (controlled?2), tokens owner (controlled?2)
527 pub AddressTokens get(fn address_tokens): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) T::AccountId => Vec<TokenId>;
528 //#endregion
440529
441 /// Tokens transfer baskets530 //#region Tokens transfer rate limit baskets
442 pub CreateItemBasket get(fn create_item_basket): map hasher(twox_64_concat) (CollectionId, T::AccountId) => T::BlockNumber;531 /// (Collection id (controlled?2), who created (real))
532 pub CreateItemBasket get(fn create_item_basket): map hasher(blake2_128_concat) (CollectionId, T::AccountId) => T::BlockNumber;
443 pub NftTransferBasket get(fn nft_transfer_basket): double_map hasher(identity) CollectionId, hasher(identity) TokenId => T::BlockNumber;533 /// Collection id (controlled?2), token id (controlled?2)
534 pub NftTransferBasket get(fn nft_transfer_basket): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) TokenId => T::BlockNumber;
444 pub FungibleTransferBasket get(fn fungible_transfer_basket): double_map hasher(identity) CollectionId, hasher(twox_64_concat) T::AccountId => T::BlockNumber;535 /// Collection id (controlled?2), owning user (real)
536 pub FungibleTransferBasket get(fn fungible_transfer_basket): double_map hasher(blake2_128_concat) CollectionId, hasher(twox_64_concat) T::AccountId => T::BlockNumber;
445 pub ReFungibleTransferBasket get(fn refungible_transfer_basket): double_map hasher(identity) CollectionId, hasher(identity) TokenId => T::BlockNumber;537 /// Collection id (controlled?2), token id (controlled?2)
538 pub ReFungibleTransferBasket get(fn refungible_transfer_basket): double_map hasher(blake2_128_concat) CollectionId, hasher(blake2_128_concat) TokenId => T::BlockNumber;
539 //#endregion
446540
447 // Contract Sponsorship and Ownership541 //#region Contract Sponsorship and Ownership
542 /// Contract address (real)
448 pub ContractOwner get(fn contract_owner): map hasher(twox_64_concat) T::AccountId => T::AccountId;543 pub ContractOwner get(fn contract_owner): map hasher(twox_64_concat) T::AccountId => T::AccountId;
544 /// Contract address (real)
449 pub ContractSelfSponsoring get(fn contract_self_sponsoring): map hasher(twox_64_concat) T::AccountId => bool;545 pub ContractSelfSponsoring get(fn contract_self_sponsoring): map hasher(twox_64_concat) T::AccountId => bool;
546 /// (Contract address(real), caller (real))
450 pub ContractSponsorBasket get(fn contract_sponsor_basket): map hasher(twox_64_concat) (T::AccountId, T::AccountId) => T::BlockNumber;547 pub ContractSponsorBasket get(fn contract_sponsor_basket): map hasher(twox_64_concat) (T::AccountId, T::AccountId) => T::BlockNumber;
548 /// Contract address (real)
451 pub ContractSponsoringRateLimit get(fn contract_sponsoring_rate_limit): map hasher(twox_64_concat) T::AccountId => T::BlockNumber;549 pub ContractSponsoringRateLimit get(fn contract_sponsoring_rate_limit): map hasher(twox_64_concat) T::AccountId => T::BlockNumber;
550 /// Contract address (real)
452 pub ContractWhiteListEnabled get(fn contract_white_list_enabled): map hasher(twox_64_concat) T::AccountId => bool; 551 pub ContractWhiteListEnabled get(fn contract_white_list_enabled): map hasher(twox_64_concat) T::AccountId => bool;
453 pub ContractWhiteList get(fn contract_white_list): double_map hasher(twox_64_concat) T::AccountId, hasher(twox_64_concat) T::AccountId => bool; 552 /// Contract address (real) => Whitelisted user (controlled?3)
553 pub ContractWhiteList get(fn contract_white_list): double_map hasher(twox_64_concat) T::AccountId, hasher(blake2_128_concat) T::AccountId => bool;
554 //#endregion
454 }555 }
455 add_extra_genesis {556 add_extra_genesis {
456 build(|config: &GenesisConfig<T>| {557 build(|config: &GenesisConfig<T>| {
534 type Error = Error<T>;635 type Error = Error<T>;
535636
536 fn on_initialize(now: T::BlockNumber) -> Weight {637 fn on_initialize(now: T::BlockNumber) -> Weight {
537
538 if ChainVersion::get() < 2
539 {
540 let value = NextCollectionID::get();
541 CreatedCollectionCount::put(value);
542 ChainVersion::put(2);
543 }
544
545 0638 0
546 }639 }
547640
562 /// * mode: [CollectionMode] collection type and type dependent data.655 /// * mode: [CollectionMode] collection type and type dependent data.
563 // returns collection ID656 // returns collection ID
564 #[weight = <T as Config>::WeightInfo::create_collection()]657 #[weight = <T as Config>::WeightInfo::create_collection()]
658 #[transactional]
565 pub fn create_collection(origin,659 pub fn create_collection(origin,
566 collection_name: Vec<u16>,660 collection_name: Vec<u16>,
567 collection_description: Vec<u16>,661 collection_description: Vec<u16>,
571 // Anyone can create a collection665 // Anyone can create a collection
572 let who = ensure_signed(origin)?;666 let who = ensure_signed(origin)?;
573667
668 // Take a (non-refundable) deposit of collection creation
669 let mut imbalance = <<<T as Config>::Currency as Currency<T::AccountId>>::PositiveImbalance>::zero();
670 imbalance.subsume(<<T as Config>::Currency as Currency<T::AccountId>>::deposit_creating(
671 &T::TreasuryAccountId::get(),
672 T::CollectionCreationPrice::get(),
673 ));
674 <T as Config>::Currency::settle(
675 &who,
676 imbalance,
677 WithdrawReasons::TRANSFER,
678 ExistenceRequirement::KeepAlive,
679 ).map_err(|_| Error::<T>::NoPermission)?;
680
574 let decimal_points = match mode {681 let decimal_points = match mode {
575 CollectionMode::Fungible(points) => points,682 CollectionMode::Fungible(points) => points,
576 _ => 0683 _ => 0
577 };684 };
578685
579 let chain_limit = ChainLimit::get();686 let chain_limit = ChainLimit::get();
580687
688 let created_count = CreatedCollectionCount::get();
689 let destroyed_count = DestroyedCollectionCount::get();
690
581 // bound Total number of collections691 // bound Total number of collections
582 ensure!(CollectionCount::get() < chain_limit.collection_numbers_limit, Error::<T>::TotalCollectionsLimitExceeded);692 ensure!(created_count - destroyed_count < chain_limit.collection_numbers_limit, Error::<T>::TotalCollectionsLimitExceeded);
583693
584 // check params694 // check params
585 ensure!(decimal_points <= MAX_DECIMAL_POINTS, Error::<T>::CollectionDecimalPointLimitExceeded);695 ensure!(decimal_points <= MAX_DECIMAL_POINTS, Error::<T>::CollectionDecimalPointLimitExceeded);
588 ensure!(token_prefix.len() <= 16, Error::<T>::CollectionTokenPrefixLimitExceeded);698 ensure!(token_prefix.len() <= 16, Error::<T>::CollectionTokenPrefixLimitExceeded);
589699
590 // Generate next collection ID700 // Generate next collection ID
591 let next_id = CreatedCollectionCount::get()701 let next_id = created_count
592 .checked_add(1)702 .checked_add(1)
593 .ok_or(Error::<T>::NumOverflow)?;703 .ok_or(Error::<T>::NumOverflow)?;
594704
595 // bound counter
596 let total = CollectionCount::get()
597 .checked_add(1)
598 .ok_or(Error::<T>::NumOverflow)?;
599
600 CreatedCollectionCount::put(next_id);705 CreatedCollectionCount::put(next_id);
601 CollectionCount::put(total);
602706
603 let limits = CollectionLimits {707 let limits = CollectionLimits {
604 sponsored_data_size: chain_limit.custom_data_limit,708 sponsored_data_size: chain_limit.custom_data_limit,
617 token_prefix: token_prefix,721 token_prefix: token_prefix,
618 offchain_schema: Vec::new(),722 offchain_schema: Vec::new(),
619 schema_version: SchemaVersion::ImageURL,723 schema_version: SchemaVersion::ImageURL,
620 sponsor: T::AccountId::default(),724 sponsorship: SponsorshipState::Disabled,
621 sponsor_confirmed: false,
622 variable_on_chain_schema: Vec::new(),725 variable_on_chain_schema: Vec::new(),
623 const_on_chain_schema: Vec::new(),726 const_on_chain_schema: Vec::new(),
624 limits,727 limits,
643 /// 746 ///
644 /// * collection_id: collection to destroy.747 /// * collection_id: collection to destroy.
645 #[weight = <T as Config>::WeightInfo::destroy_collection()]748 #[weight = <T as Config>::WeightInfo::destroy_collection()]
749 #[transactional]
646 pub fn destroy_collection(origin, collection_id: CollectionId) -> DispatchResult {750 pub fn destroy_collection(origin, collection_id: CollectionId) -> DispatchResult {
647751
648 let sender = ensure_signed(origin)?;752 let sender = ensure_signed(origin)?;
669 <FungibleTransferBasket<T>>::remove_prefix(collection_id);773 <FungibleTransferBasket<T>>::remove_prefix(collection_id);
670 <ReFungibleTransferBasket<T>>::remove_prefix(collection_id);774 <ReFungibleTransferBasket<T>>::remove_prefix(collection_id);
671775
672 if CollectionCount::get() > 0776 DestroyedCollectionCount::put(DestroyedCollectionCount::get()
673 {
674 // bound couter
675 let total = CollectionCount::get()
676 .checked_sub(1)777 .checked_add(1)
677 .ok_or(Error::<T>::NumOverflow)?;778 .ok_or(Error::<T>::NumOverflow)?);
678779
679 CollectionCount::put(total);
680 }
681
682 Ok(())780 Ok(())
683 }781 }
684782
695 /// 793 ///
696 /// * address.794 /// * address.
697 #[weight = <T as Config>::WeightInfo::add_to_white_list()]795 #[weight = <T as Config>::WeightInfo::add_to_white_list()]
796 #[transactional]
698 pub fn add_to_white_list(origin, collection_id: CollectionId, address: T::AccountId) -> DispatchResult{797 pub fn add_to_white_list(origin, collection_id: CollectionId, address: T::AccountId) -> DispatchResult{
699798
700 let sender = ensure_signed(origin)?;799 let sender = ensure_signed(origin)?;
718 /// 817 ///
719 /// * address.818 /// * address.
720 #[weight = <T as Config>::WeightInfo::remove_from_white_list()]819 #[weight = <T as Config>::WeightInfo::remove_from_white_list()]
820 #[transactional]
721 pub fn remove_from_white_list(origin, collection_id: CollectionId, address: T::AccountId) -> DispatchResult{821 pub fn remove_from_white_list(origin, collection_id: CollectionId, address: T::AccountId) -> DispatchResult{
722822
723 let sender = ensure_signed(origin)?;823 let sender = ensure_signed(origin)?;
740 /// 840 ///
741 /// * mode: [AccessMode]841 /// * mode: [AccessMode]
742 #[weight = <T as Config>::WeightInfo::set_public_access_mode()]842 #[weight = <T as Config>::WeightInfo::set_public_access_mode()]
843 #[transactional]
743 pub fn set_public_access_mode(origin, collection_id: CollectionId, mode: AccessMode) -> DispatchResult844 pub fn set_public_access_mode(origin, collection_id: CollectionId, mode: AccessMode) -> DispatchResult
744 {845 {
745 let sender = ensure_signed(origin)?;846 let sender = ensure_signed(origin)?;
766 /// 867 ///
767 /// * mint_permission: Boolean parameter. If True, allows minting to Anyone with conditions above.868 /// * mint_permission: Boolean parameter. If True, allows minting to Anyone with conditions above.
768 #[weight = <T as Config>::WeightInfo::set_mint_permission()]869 #[weight = <T as Config>::WeightInfo::set_mint_permission()]
870 #[transactional]
769 pub fn set_mint_permission(origin, collection_id: CollectionId, mint_permission: bool) -> DispatchResult871 pub fn set_mint_permission(origin, collection_id: CollectionId, mint_permission: bool) -> DispatchResult
770 {872 {
771 let sender = ensure_signed(origin)?;873 let sender = ensure_signed(origin)?;
790 /// 892 ///
791 /// * new_owner.893 /// * new_owner.
792 #[weight = <T as Config>::WeightInfo::change_collection_owner()]894 #[weight = <T as Config>::WeightInfo::change_collection_owner()]
895 #[transactional]
793 pub fn change_collection_owner(origin, collection_id: CollectionId, new_owner: T::AccountId) -> DispatchResult {896 pub fn change_collection_owner(origin, collection_id: CollectionId, new_owner: T::AccountId) -> DispatchResult {
794897
795 let sender = ensure_signed(origin)?;898 let sender = ensure_signed(origin)?;
815 /// 918 ///
816 /// * new_admin_id: Address of new admin to add.919 /// * new_admin_id: Address of new admin to add.
817 #[weight = <T as Config>::WeightInfo::add_collection_admin()]920 #[weight = <T as Config>::WeightInfo::add_collection_admin()]
921 #[transactional]
818 pub fn add_collection_admin(origin, collection_id: CollectionId, new_admin_id: T::AccountId) -> DispatchResult {922 pub fn add_collection_admin(origin, collection_id: CollectionId, new_admin_id: T::AccountId) -> DispatchResult {
819923
820 let sender = ensure_signed(origin)?;924 let sender = ensure_signed(origin)?;
849 /// 953 ///
850 /// * account_id: Address of admin to remove.954 /// * account_id: Address of admin to remove.
851 #[weight = <T as Config>::WeightInfo::remove_collection_admin()]955 #[weight = <T as Config>::WeightInfo::remove_collection_admin()]
956 #[transactional]
852 pub fn remove_collection_admin(origin, collection_id: CollectionId, account_id: T::AccountId) -> DispatchResult {957 pub fn remove_collection_admin(origin, collection_id: CollectionId, account_id: T::AccountId) -> DispatchResult {
853958
854 let sender = ensure_signed(origin)?;959 let sender = ensure_signed(origin)?;
872 /// 977 ///
873 /// * new_sponsor.978 /// * new_sponsor.
874 #[weight = <T as Config>::WeightInfo::set_collection_sponsor()]979 #[weight = <T as Config>::WeightInfo::set_collection_sponsor()]
980 #[transactional]
875 pub fn set_collection_sponsor(origin, collection_id: CollectionId, new_sponsor: T::AccountId) -> DispatchResult {981 pub fn set_collection_sponsor(origin, collection_id: CollectionId, new_sponsor: T::AccountId) -> DispatchResult {
876982
877 let sender = ensure_signed(origin)?;983 let sender = ensure_signed(origin)?;
880 let mut target_collection = <Collection<T>>::get(collection_id);986 let mut target_collection = <Collection<T>>::get(collection_id);
881 ensure!(sender == target_collection.owner, Error::<T>::NoPermission);987 ensure!(sender == target_collection.owner, Error::<T>::NoPermission);
882988
883 target_collection.sponsor = new_sponsor;989 target_collection.sponsorship = SponsorshipState::Unconfirmed(new_sponsor);
884 target_collection.sponsor_confirmed = false;
885 <Collection<T>>::insert(collection_id, target_collection);990 <Collection<T>>::insert(collection_id, target_collection);
886991
887 Ok(())992 Ok(())
895 /// 1000 ///
896 /// * collection_id.1001 /// * collection_id.
897 #[weight = <T as Config>::WeightInfo::confirm_sponsorship()]1002 #[weight = <T as Config>::WeightInfo::confirm_sponsorship()]
1003 #[transactional]
898 pub fn confirm_sponsorship(origin, collection_id: CollectionId) -> DispatchResult {1004 pub fn confirm_sponsorship(origin, collection_id: CollectionId) -> DispatchResult {
8991005
900 let sender = ensure_signed(origin)?;1006 let sender = ensure_signed(origin)?;
901 ensure!(<Collection<T>>::contains_key(collection_id), Error::<T>::CollectionNotFound);1007 ensure!(<Collection<T>>::contains_key(collection_id), Error::<T>::CollectionNotFound);
9021008
903 let mut target_collection = <Collection<T>>::get(collection_id);1009 let mut target_collection = <Collection<T>>::get(collection_id);
904 ensure!(sender == target_collection.sponsor, Error::<T>::ConfirmUnsetSponsorFail);1010 ensure!(
1011 target_collection.sponsorship.pending_sponsor() == Some(&sender),
1012 Error::<T>::ConfirmUnsetSponsorFail
1013 );
9051014
906 target_collection.sponsor_confirmed = true;1015 target_collection.sponsorship = SponsorshipState::Confirmed(sender);
907 <Collection<T>>::insert(collection_id, target_collection);1016 <Collection<T>>::insert(collection_id, target_collection);
9081017
909 Ok(())1018 Ok(())
919 /// 1028 ///
920 /// * collection_id.1029 /// * collection_id.
921 #[weight = <T as Config>::WeightInfo::remove_collection_sponsor()]1030 #[weight = <T as Config>::WeightInfo::remove_collection_sponsor()]
1031 #[transactional]
922 pub fn remove_collection_sponsor(origin, collection_id: CollectionId) -> DispatchResult {1032 pub fn remove_collection_sponsor(origin, collection_id: CollectionId) -> DispatchResult {
9231033
924 let sender = ensure_signed(origin)?;1034 let sender = ensure_signed(origin)?;
927 let mut target_collection = <Collection<T>>::get(collection_id);1037 let mut target_collection = <Collection<T>>::get(collection_id);
928 ensure!(sender == target_collection.owner, Error::<T>::NoPermission);1038 ensure!(sender == target_collection.owner, Error::<T>::NoPermission);
9291039
930 target_collection.sponsor = T::AccountId::default();1040 target_collection.sponsorship = SponsorshipState::Disabled;
931 target_collection.sponsor_confirmed = false;
932 <Collection<T>>::insert(collection_id, target_collection);1041 <Collection<T>>::insert(collection_id, target_collection);
9331042
934 Ok(())1043 Ok(())
959 // .saturating_add(RocksDbWeight::get().writes(8 as Weight))]1068 // .saturating_add(RocksDbWeight::get().writes(8 as Weight))]
9601069
961 #[weight = <T as Config>::WeightInfo::create_item(data.len())]1070 #[weight = <T as Config>::WeightInfo::create_item(data.len())]
1071 #[transactional]
962 pub fn create_item(origin, collection_id: CollectionId, owner: T::AccountId, data: CreateItemData) -> DispatchResult {1072 pub fn create_item(origin, collection_id: CollectionId, owner: T::AccountId, data: CreateItemData) -> DispatchResult {
9631073
964 let sender = ensure_signed(origin)?;1074 let sender = ensure_signed(origin)?;
974 Ok(())1084 Ok(())
975 }1085 }
9761086
977 /// This method creates multiple instances of NFT Collection created with CreateCollection method.1087 /// This method creates multiple items in a collection created with CreateCollection method.
978 /// 1088 ///
979 /// # Permissions1089 /// # Permissions
980 /// 1090 ///
995 #[weight = <T as Config>::WeightInfo::create_item(items_data.into_iter()1105 #[weight = <T as Config>::WeightInfo::create_item(items_data.into_iter()
996 .map(|data| { data.len() })1106 .map(|data| { data.len() })
997 .sum())]1107 .sum())]
1108 #[transactional]
998 pub fn create_multiple_items(origin, collection_id: CollectionId, owner: T::AccountId, items_data: Vec<CreateItemData>) -> DispatchResult {1109 pub fn create_multiple_items(origin, collection_id: CollectionId, owner: T::AccountId, items_data: Vec<CreateItemData>) -> DispatchResult {
9991110
1000 ensure!(items_data.len() > 0, Error::<T>::EmptyArgument);1111 ensure!(items_data.len() > 0, Error::<T>::EmptyArgument);
1029 /// 1140 ///
1030 /// * item_id: ID of NFT to burn.1141 /// * item_id: ID of NFT to burn.
1031 #[weight = <T as Config>::WeightInfo::burn_item()]1142 #[weight = <T as Config>::WeightInfo::burn_item()]
1143 #[transactional]
1032 pub fn burn_item(origin, collection_id: CollectionId, item_id: TokenId, value: u128) -> DispatchResult {1144 pub fn burn_item(origin, collection_id: CollectionId, item_id: TokenId, value: u128) -> DispatchResult {
10331145
1034 let sender = ensure_signed(origin)?;1146 let sender = ensure_signed(origin)?;
1087 /// * Fungible Mode: Must specify transferred amount1199 /// * Fungible Mode: Must specify transferred amount
1088 /// * Re-Fungible Mode: Must specify transferred portion (between 0 and 1)1200 /// * Re-Fungible Mode: Must specify transferred portion (between 0 and 1)
1089 #[weight = <T as Config>::WeightInfo::transfer()]1201 #[weight = <T as Config>::WeightInfo::transfer()]
1202 #[transactional]
1090 pub fn transfer(origin, recipient: T::AccountId, collection_id: CollectionId, item_id: TokenId, value: u128) -> DispatchResult {1203 pub fn transfer(origin, recipient: T::AccountId, collection_id: CollectionId, item_id: TokenId, value: u128) -> DispatchResult {
1091 let sender = ensure_signed(origin)?;1204 let sender = ensure_signed(origin)?;
1092 Self::transfer_internal(sender, recipient, collection_id, item_id, value)1205 Self::transfer_internal(sender, recipient, collection_id, item_id, value)
1108 /// 1221 ///
1109 /// * item_id: ID of the item.1222 /// * item_id: ID of the item.
1110 #[weight = <T as Config>::WeightInfo::approve()]1223 #[weight = <T as Config>::WeightInfo::approve()]
1224 #[transactional]
1111 pub fn approve(origin, spender: T::AccountId, collection_id: CollectionId, item_id: TokenId, amount: u128) -> DispatchResult {1225 pub fn approve(origin, spender: T::AccountId, collection_id: CollectionId, item_id: TokenId, amount: u128) -> DispatchResult {
11121226
1113 let sender = ensure_signed(origin)?;1227 let sender = ensure_signed(origin)?;
1171 /// 1285 ///
1172 /// * value: Amount to transfer.1286 /// * value: Amount to transfer.
1173 #[weight = <T as Config>::WeightInfo::transfer_from()]1287 #[weight = <T as Config>::WeightInfo::transfer_from()]
1288 #[transactional]
1174 pub fn transfer_from(origin, from: T::AccountId, recipient: T::AccountId, collection_id: CollectionId, item_id: TokenId, value: u128 ) -> DispatchResult {1289 pub fn transfer_from(origin, from: T::AccountId, recipient: T::AccountId, collection_id: CollectionId, item_id: TokenId, value: u128 ) -> DispatchResult {
11751290
1176 let sender = ensure_signed(origin)?;1291 let sender = ensure_signed(origin)?;
1205 }1320 }
12061321
1207 // Reduce approval by transferred amount or remove if remaining approval drops to 01322 // Reduce approval by transferred amount or remove if remaining approval drops to 0
1208 if approval.checked_sub(value).unwrap_or(0) > 0 {1323 if approval.saturating_sub(value) > 0 {
1209 <Allowances<T>>::insert(collection_id, (item_id, &from, &sender), approval - value);1324 <Allowances<T>>::insert(collection_id, (item_id, &from, &sender), approval - value);
1210 }1325 }
1211 else {1326 else {
1251 /// 1366 ///
1252 /// * schema: String representing the offchain data schema.1367 /// * schema: String representing the offchain data schema.
1253 #[weight = <T as Config>::WeightInfo::set_variable_meta_data()]1368 #[weight = <T as Config>::WeightInfo::set_variable_meta_data()]
1369 #[transactional]
1254 pub fn set_variable_meta_data (1370 pub fn set_variable_meta_data (
1255 origin,1371 origin,
1256 collection_id: CollectionId,1372 collection_id: CollectionId,
1296 /// 1412 ///
1297 /// * schema: SchemaVersion: enum1413 /// * schema: SchemaVersion: enum
1298 #[weight = <T as Config>::WeightInfo::set_schema_version()]1414 #[weight = <T as Config>::WeightInfo::set_schema_version()]
1415 #[transactional]
1299 pub fn set_schema_version(1416 pub fn set_schema_version(
1300 origin,1417 origin,
1301 collection_id: CollectionId,1418 collection_id: CollectionId,
1323 /// 1440 ///
1324 /// * schema: String representing the offchain data schema.1441 /// * schema: String representing the offchain data schema.
1325 #[weight = <T as Config>::WeightInfo::set_offchain_schema()]1442 #[weight = <T as Config>::WeightInfo::set_offchain_schema()]
1443 #[transactional]
1326 pub fn set_offchain_schema(1444 pub fn set_offchain_schema(
1327 origin,1445 origin,
1328 collection_id: CollectionId,1446 collection_id: CollectionId,
1354 /// 1472 ///
1355 /// * schema: String representing the const on-chain data schema.1473 /// * schema: String representing the const on-chain data schema.
1356 #[weight = <T as Config>::WeightInfo::set_const_on_chain_schema()]1474 #[weight = <T as Config>::WeightInfo::set_const_on_chain_schema()]
1475 #[transactional]
1357 pub fn set_const_on_chain_schema (1476 pub fn set_const_on_chain_schema (
1358 origin,1477 origin,
1359 collection_id: CollectionId,1478 collection_id: CollectionId,
1385 /// 1504 ///
1386 /// * schema: String representing the variable on-chain data schema.1505 /// * schema: String representing the variable on-chain data schema.
1387 #[weight = <T as Config>::WeightInfo::set_const_on_chain_schema()]1506 #[weight = <T as Config>::WeightInfo::set_const_on_chain_schema()]
1507 #[transactional]
1388 pub fn set_variable_on_chain_schema (1508 pub fn set_variable_on_chain_schema (
1389 origin,1509 origin,
1390 collection_id: CollectionId,1510 collection_id: CollectionId,
14051525
1406 // Sudo permissions function1526 // Sudo permissions function
1407 #[weight = <T as Config>::WeightInfo::set_chain_limits()]1527 #[weight = <T as Config>::WeightInfo::set_chain_limits()]
1528 #[transactional]
1408 pub fn set_chain_limits(1529 pub fn set_chain_limits(
1409 origin,1530 origin,
1410 limits: ChainLimits1531 limits: ChainLimits
1429 /// * enable flag1550 /// * enable flag
1430 /// 1551 ///
1431 #[weight = <T as Config>::WeightInfo::enable_contract_sponsoring()]1552 #[weight = <T as Config>::WeightInfo::enable_contract_sponsoring()]
1553 #[transactional]
1432 pub fn enable_contract_sponsoring(1554 pub fn enable_contract_sponsoring(
1433 origin,1555 origin,
1434 contract_address: T::AccountId,1556 contract_address: T::AccountId,
1464 /// -`rate_limit`: Number of blocks to wait until the next sponsored transaction is allowed1586 /// -`rate_limit`: Number of blocks to wait until the next sponsored transaction is allowed
1465 /// 1587 ///
1466 #[weight = <T as Config>::WeightInfo::set_contract_sponsoring_rate_limit()]1588 #[weight = <T as Config>::WeightInfo::set_contract_sponsoring_rate_limit()]
1589 #[transactional]
1467 pub fn set_contract_sponsoring_rate_limit(1590 pub fn set_contract_sponsoring_rate_limit(
1468 origin,1591 origin,
1469 contract_address: T::AccountId,1592 contract_address: T::AccountId,
1491 /// 1614 ///
1492 /// - `enable`: . 1615 /// - `enable`: .
1493 #[weight = <T as Config>::WeightInfo::toggle_contract_white_list()]1616 #[weight = <T as Config>::WeightInfo::toggle_contract_white_list()]
1617 #[transactional]
1494 pub fn toggle_contract_white_list(1618 pub fn toggle_contract_white_list(
1495 origin,1619 origin,
1496 contract_address: T::AccountId,1620 contract_address: T::AccountId,
1518 ///1642 ///
1519 /// -`account_address`: Address to add.1643 /// -`account_address`: Address to add.
1520 #[weight = <T as Config>::WeightInfo::add_to_contract_white_list()]1644 #[weight = <T as Config>::WeightInfo::add_to_contract_white_list()]
1645 #[transactional]
1521 pub fn add_to_contract_white_list(1646 pub fn add_to_contract_white_list(
1522 origin,1647 origin,
1523 contract_address: T::AccountId,1648 contract_address: T::AccountId,
1545 ///1670 ///
1546 /// -`account_address`: Address to remove.1671 /// -`account_address`: Address to remove.
1547 #[weight = <T as Config>::WeightInfo::remove_from_contract_white_list()]1672 #[weight = <T as Config>::WeightInfo::remove_from_contract_white_list()]
1673 #[transactional]
1548 pub fn remove_from_contract_white_list(1674 pub fn remove_from_contract_white_list(
1549 origin,1675 origin,
1550 contract_address: T::AccountId,1676 contract_address: T::AccountId,
1561 }1687 }
15621688
1563 #[weight = <T as Config>::WeightInfo::set_collection_limits()]1689 #[weight = <T as Config>::WeightInfo::set_collection_limits()]
1690 #[transactional]
1564 pub fn set_collection_limits(1691 pub fn set_collection_limits(
1565 origin,1692 origin,
1566 collection_id: u32,1693 collection_id: u32,
1726 }1853 }
1727 };1854 };
17281855
1729 // call event
1730 Self::deposit_event(RawEvent::ItemCreated(collection_id, <ItemListIndex>::get(collection_id), owner));
1731
1732 Ok(())1856 Ok(())
1733 }1857 }
17341858
1752 .ok_or(Error::<T>::NumOverflow)?;1876 .ok_or(Error::<T>::NumOverflow)?;
1753 <Balance<T>>::insert(collection_id, (*owner).clone(), new_balance);1877 <Balance<T>>::insert(collection_id, (*owner).clone(), new_balance);
17541878
1879 Self::deposit_event(RawEvent::ItemCreated(collection_id, 0, owner.clone()));
1755 Ok(())1880 Ok(())
1756 }1881 }
17571882
1761 .ok_or(Error::<T>::NumOverflow)?;1886 .ok_or(Error::<T>::NumOverflow)?;
1762 let itemcopy = item.clone();1887 let itemcopy = item.clone();
17631888
1764 let value = item.owner.first().unwrap().fraction;1889 ensure!(
1890 item.owner.len() == 1,
1891 Error::<T>::BadCreateRefungibleCall,
1892 );
1765 let owner = item.owner.first().unwrap().owner.clone();1893 let item_owner = item.owner.first().expect("only one owner is defined");
17661894
1895 let value = item_owner.fraction;
1896 let owner = item_owner.owner.clone();
1897
1767 Self::add_token_index(collection_id, current_index, &owner)?;1898 Self::add_token_index(collection_id, current_index, &owner)?;
17681899
1769 <ItemListIndex>::insert(collection_id, current_index);1900 <ItemListIndex>::insert(collection_id, current_index);
1775 .ok_or(Error::<T>::NumOverflow)?;1906 .ok_or(Error::<T>::NumOverflow)?;
1776 <Balance<T>>::insert(collection_id, owner.clone(), new_balance);1907 <Balance<T>>::insert(collection_id, owner.clone(), new_balance);
17771908
1909 Self::deposit_event(RawEvent::ItemCreated(collection_id, current_index, owner));
1778 Ok(())1910 Ok(())
1779 }1911 }
17801912
1795 .ok_or(Error::<T>::NumOverflow)?;1927 .ok_or(Error::<T>::NumOverflow)?;
1796 <Balance<T>>::insert(collection_id, item_owner.clone(), new_balance);1928 <Balance<T>>::insert(collection_id, item_owner.clone(), new_balance);
17971929
1930 Self::deposit_event(RawEvent::ItemCreated(collection_id, current_index, item_owner));
1798 Ok(())1931 Ok(())
1799 }1932 }
18001933
1811 let rft_balance = token1944 let rft_balance = token
1812 .owner1945 .owner
1813 .iter()1946 .iter()
1814 .filter(|&i| i.owner == *owner)1947 .find(|&i| i.owner == *owner)
1815 .next()1948 .ok_or(Error::<T>::TokenNotFound)?;
1816 .unwrap();
1817 Self::remove_token_index(collection_id, item_id, owner)?;1949 Self::remove_token_index(collection_id, item_id, owner)?;
18181950
1819 // update balance1951 // update balance
1827 .owner1959 .owner
1828 .iter()1960 .iter()
1829 .position(|i| i.owner == *owner)1961 .position(|i| i.owner == *owner)
1830 .unwrap();1962 .expect("owned item is exists");
1831 token.owner.remove(index);1963 token.owner.remove(index);
1832 let owner_count = token.owner.len();1964 let owner_count = token.owner.len();
18331965
2054 .iter()2186 .iter()
2055 .filter(|i| i.owner == owner)2187 .filter(|i| i.owner == owner)
2056 .next()2188 .next()
2057 .ok_or(Error::<T>::NumOverflow)?;2189 .ok_or(Error::<T>::TokenNotFound)?;
2058 let amount = item.fraction;2190 let amount = item.fraction;
20592191
2060 ensure!(amount >= value, Error::<T>::TokenValueTooLow);2192 ensure!(amount >= value, Error::<T>::TokenValueTooLow);
2065 .ok_or(Error::<T>::NumOverflow)?;2197 .ok_or(Error::<T>::NumOverflow)?;
2066 <Balance<T>>::insert(collection_id, item.owner.clone(), balance_old_owner);2198 <Balance<T>>::insert(collection_id, item.owner.clone(), balance_old_owner);
20672199
2068 let balancenew_owner = <Balance<T>>::get(collection_id, new_owner.clone())2200 let balance_new_owner = <Balance<T>>::get(collection_id, new_owner.clone())
2069 .checked_add(value)2201 .checked_add(value)
2070 .ok_or(Error::<T>::NumOverflow)?;2202 .ok_or(Error::<T>::NumOverflow)?;
2071 <Balance<T>>::insert(collection_id, new_owner.clone(), balancenew_owner);2203 <Balance<T>>::insert(collection_id, new_owner.clone(), balance_new_owner);
20722204
2073 let old_owner = item.owner.clone();2205 let old_owner = item.owner.clone();
2074 let new_owner_has_account = full_item.owner.iter().any(|i| i.owner == new_owner);2206 let new_owner_has_account = full_item.owner.iter().any(|i| i.owner == new_owner);
2082 .owner2214 .owner
2083 .iter_mut()2215 .iter_mut()
2084 .find(|i| i.owner == owner)2216 .find(|i| i.owner == owner)
2085 .unwrap()2217 .expect("old owner does present in refungible")
2086 .owner = new_owner.clone();2218 .owner = new_owner.clone();
2087 <ReFungibleItemList<T>>::insert(collection_id, item_id, new_full_item);2219 <ReFungibleItemList<T>>::insert(collection_id, item_id, new_full_item);
20882220
2094 .owner2226 .owner
2095 .iter_mut()2227 .iter_mut()
2096 .find(|i| i.owner == owner)2228 .find(|i| i.owner == owner)
2097 .unwrap()2229 .expect("old owner does present in refungible")
2098 .fraction -= value;2230 .fraction -= value;
20992231
2100 // separate amount2232 // separate amount
2104 .owner2236 .owner
2105 .iter_mut()2237 .iter_mut()
2106 .find(|i| i.owner == new_owner)2238 .find(|i| i.owner == new_owner)
2107 .unwrap()2239 .expect("new owner has account")
2108 .fraction += value;2240 .fraction += value;
2109 } else {2241 } else {
2110 // new owner do not have account2242 // new owner do not have account
2424 > {2556 > {
2425 let tip = self.0;2557 let tip = self.0;
24262558
2427 // Set fee based on call type. Creating collection costs 1 Unique.
2428 // All other transactions have traditional fees so far
2429 // let fee = match call.is_sub_type() {
2430 // Some(Call::create_collection(..)) => <BalanceOf<T>>::from(1_000_000_000),
2431 // _ => Self::traditional_fee(len, info, tip), // Flat fee model, use only for testing purposes
2432 // // _ => <BalanceOf<T>>::from(100)
2433 // };
2434 let fee = Self::traditional_fee(len, info, tip);2559 let fee = Self::traditional_fee(len, info, tip);
24352560
2436 // Only mess with balances if fee is not zero.2561 // Only mess with balances if fee is not zero.
24462571
2447 // sponsor timeout2572 // sponsor timeout
2448 let block_number = <system::Module<T>>::block_number() as T::BlockNumber;2573 let block_number = <system::Module<T>>::block_number() as T::BlockNumber;
2574
2575 let collection = <Collection<T>>::get(collection_id);
24492576
2450 let limit = <Collection<T>>::get(collection_id).limits.sponsor_transfer_timeout;2577 let limit = collection.limits.sponsor_transfer_timeout;
2451 let mut sponsored = true;2578 let mut sponsored = true;
2452 if <CreateItemBasket<T>>::contains_key((collection_id, &who)) {2579 if <CreateItemBasket<T>>::contains_key((collection_id, &who)) {
2453 let last_tx_block = <CreateItemBasket<T>>::get((collection_id, &who));2580 let last_tx_block = <CreateItemBasket<T>>::get((collection_id, &who));
2461 }2588 }
24622589
2463 // check free create limit2590 // check free create limit
2464 if (<Collection<T>>::get(collection_id).limits.sponsored_data_size >= (_properties.len() as u32)) &&2591 if (collection.limits.sponsored_data_size >= (_properties.len() as u32)) &&
2465 (<Collection<T>>::get(collection_id).sponsor_confirmed) &&
2466 (sponsored)2592 (sponsored)
2467 {2593 {
2468 <Collection<T>>::get(collection_id).sponsor2594 collection.sponsorship.sponsor()
2595 .cloned()
2596 .unwrap_or_default()
2469 } else {2597 } else {
2470 T::AccountId::default()2598 T::AccountId::default()
2471 }2599 }
2472 }2600 }
2473 Some(Call::transfer(_new_owner, collection_id, item_id, _value)) => {2601 Some(Call::transfer(_new_owner, collection_id, item_id, _value)) => {
2474 2602
2475 let mut sponsor_transfer = false;2603 let mut sponsor_transfer = false;
2476 if <Collection<T>>::get(collection_id).sponsor_confirmed {2604 if <Collection<T>>::get(collection_id).sponsorship.confirmed() {
24772605
2478 let collection_limits = <Collection<T>>::get(collection_id).limits;2606 let collection_limits = <Collection<T>>::get(collection_id).limits;
2479 let collection_mode = <Collection<T>>::get(collection_id).mode;2607 let collection_mode = <Collection<T>>::get(collection_id).mode;
2560 if !sponsor_transfer {2688 if !sponsor_transfer {
2561 T::AccountId::default()2689 T::AccountId::default()
2562 } else {2690 } else {
2563 <Collection<T>>::get(collection_id).sponsor2691 <Collection<T>>::get(collection_id).sponsorship.sponsor()
2692 .cloned()
2693 .unwrap_or_default()
2564 }2694 }
2565 }2695 }
25662696
modifiedpallets/nft/src/mock.rsdiffbeforeafterboth
--- a/pallets/nft/src/mock.rs
+++ b/pallets/nft/src/mock.rs
@@ -1,43 +1,44 @@
-// Creating mock runtime here
-
-use crate::{Module, Config};
-
-use frame_support::{
-    impl_outer_origin, parameter_types,
-    weights::{Weight, IdentityFee},
+use crate as pallet_template;
+use sp_core::H256;
+use frame_support::{ 
+	parameter_types,
+	weights::IdentityFee,
 };
-use frame_system as system;
-use system::limits::{BlockLength, BlockWeights};
-use transaction_payment::{self, CurrencyAdapter};
-use sp_core::H256;
 use sp_runtime::{
-    testing::Header,
-    traits::{BlakeTwo256, IdentityLookup},
-    Perbill,
+	traits::{BlakeTwo256, IdentityLookup}, 
+	testing::Header, 
+	Perbill,
 };
-use pallet_contracts::WeightInfo;
-pub use pallet_balances;
+use pallet_transaction_payment::{ CurrencyAdapter};
+use frame_system as system;
 
-impl_outer_origin! {
-    pub enum Origin for Test {}
-}
+type UncheckedExtrinsic = frame_system::mocking::MockUncheckedExtrinsic<Test>;
+type Block = frame_system::mocking::MockBlock<Test>; 
 
-// For testing the pallet, we construct most of a mock runtime. This means
-// first constructing a configuration type (`Test`) which `impl`s each of the
-// configuration traits of pallets we want to use.
-#[derive(Clone, Eq, PartialEq)]
-pub struct Test;
+// Configure a mock runtime to test the pallet.
+frame_support::construct_runtime!(
+	pub enum Test where
+		Block = Block,
+		NodeBlock = Block,
+		UncheckedExtrinsic = UncheckedExtrinsic,
+	{
+		System: frame_system::{Module, Call, Config, Storage, Event<T>},
+		TemplateModule: pallet_template::{Module, Call, Storage},
+	}
+);
+
 parameter_types! {
-    pub const BlockHashCount: u64 = 250;
-	pub TestBlockWeights: BlockWeights = BlockWeights::default();
-	pub TestBlockLength: BlockLength = BlockLength::default();
-	pub SS58Prefix: u8 = 0;
+	pub const BlockHashCount: u64 = 250;
+	pub const SS58Prefix: u8 = 42;
 }
 
 impl system::Config for Test {
 	type BaseCallFilter = ();
+	type BlockWeights = ();
+	type BlockLength = ();
+	type DbWeight = ();
 	type Origin = Origin;
-	type Call = ();
+	type Call = Call;
 	type Index = u64;
 	type BlockNumber = u64;
 	type Hash = H256;
@@ -47,24 +48,20 @@
 	type Header = Header;
 	type Event = ();
 	type BlockHashCount = BlockHashCount;
-	type BlockWeights = TestBlockWeights;
-	type DbWeight = ();
-	type BlockLength = TestBlockLength;
 	type Version = ();
-	type PalletInfo = ();
+	type PalletInfo = PalletInfo;
 	type AccountData = pallet_balances::AccountData<u64>;
 	type OnNewAccount = ();
 	type OnKilledAccount = ();
+	type SystemWeightInfo = ();
 	type SS58Prefix = SS58Prefix;
-	type SystemWeightInfo = ();
 }
 
 parameter_types! {
 	pub const ExistentialDeposit: u64 = 1;
 	pub const MaxLocks: u32 = 50;
 }
-
-type System = frame_system::Module<Test>;
+//frame_system::Module<Test>;
 impl pallet_balances::Config for Test {
     type AccountStore = System;
     type Balance = u64;
@@ -79,13 +76,12 @@
 	pub const TransactionByteFee: u64 = 1;
 }
 
-impl transaction_payment::Config for Test {
+impl pallet_transaction_payment::Config for Test {
 	type OnChargeTransaction = CurrencyAdapter<pallet_balances::Module<Test>, ()>;
 	type TransactionByteFee = TransactionByteFee;
 	type WeightToFee = IdentityFee<u64>;
 	type FeeMultiplierUpdate = ();
 }
-
 
 parameter_types! {
 	pub const MinimumPeriod: u64 = 1;
@@ -110,12 +106,8 @@
 	pub const SignedClaimHandicap: u32 = 2;
 	pub const MaxDepth: u32 = 32;
 	pub const MaxValueSize: u32 = 16 * 1024;
-	pub DeletionWeightLimit: Weight = Perbill::from_percent(10) *
-		TestBlockWeights::get().max_block;
-	pub DeletionQueueDepth: u32 = ((DeletionWeightLimit::get() / (
-		<Test as pallet_contracts::Config>::WeightInfo::on_initialize_per_queue_item(1) -
-		<Test as pallet_contracts::Config>::WeightInfo::on_initialize_per_queue_item(0)
-	)) / 5) as u32;
+	pub DeletionWeightLimit: u64 = u64::MAX;//Perbill::from_percent(10);
+	pub DeletionQueueDepth: u32 = 10;
 }
 
 impl pallet_contracts::Config for Test {
@@ -136,23 +128,22 @@
 	type DeletionQueueDepth = DeletionQueueDepth;
 	type MaxValueSize = MaxValueSize;
 	type ChainExtension = ();
+	type MaxCodeSize = ();
 	type WeightPrice = ();
 	type WeightInfo = pallet_contracts::weights::SubstrateWeight<Self>;
 }
 
-impl Config for Test {
+parameter_types! {
+	pub const CollectionCreationPrice: u64 = 1_000_000_000_000;
+}
+
+impl pallet_template::Config for Test {
 	type Event = ();
 	type WeightInfo = ();
-
+	type CollectionCreationPrice = CollectionCreationPrice;
 }
-pub type TemplateModule = Module<Test>;
-
 
-// This function basically just builds a genesis storage key/value store according to
-// our desired mockup.
+// Build genesis storage according to the mock runtime.
 pub fn new_test_ext() -> sp_io::TestExternalities {
-    system::GenesisConfig::default()
-        .build_storage::<Test>()
-        .unwrap()
-        .into()
-}
+	system::GenesisConfig::default().build_storage::<Test>().unwrap().into()
+}
\ No newline at end of file
modifiedruntime/src/lib.rsdiffbeforeafterboth
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -24,7 +24,7 @@
     create_runtime_str, generic, impl_opaque_keys,
     traits::{
         Convert, ConvertInto, BlakeTwo256, Block as BlockT, IdentifyAccount, 
-        IdentityLookup, NumberFor, Verify,
+        IdentityLookup, NumberFor, Verify, AccountIdConversion,
     },
     transaction_validity::{TransactionSource, TransactionValidity},
     ApplyExtrinsicResult, MultiSignature,
@@ -520,10 +520,18 @@
 	type WeightInfo = ();
 }
 
+parameter_types! {
+	pub TreasuryAccountId: AccountId = TreasuryModuleId::get().into_account();
+	pub const CollectionCreationPrice: Balance = 100 * UNIQUE;
+}
+
 /// Used for the module nft in `./nft.rs`
 impl pallet_nft::Config for Runtime {
     type Event = Event;
     type WeightInfo = nft_weights::WeightInfo;
+	type Currency = Balances;
+	type CollectionCreationPrice = CollectionCreationPrice;
+	type TreasuryAccountId = TreasuryAccountId;
 }
 
 construct_runtime!(
modifiedruntime_types.jsondiffbeforeafterboth
--- a/runtime_types.json
+++ b/runtime_types.json
@@ -31,6 +31,13 @@
       "ConstData": "Vec<u8>",
       "VariableData": "Vec<u8>"
     },
+    "SponsorshipState": {
+      "_enum": {
+        "Disabled": null,
+        "Unconfirmed": "AccountId",
+        "Confirmed": "AccountId"
+      }
+    },
     "CollectionType": {
       "Owner": "AccountId",
       "Mode": "CollectionMode",
@@ -42,8 +49,7 @@
       "MintMode": "bool",
       "OffchainSchema": "Vec<u8>",
       "SchemaVersion": "SchemaVersion",
-      "Sponsor": "AccountId",
-      "SponsorConfirmed": "bool",
+      "Sponsorship": "SponsorshipState",
       "Limits": "CollectionLimits",
       "VariableOnChainSchema": "Vec<u8>",
       "ConstOnChainSchema": "Vec<u8>"
modifiedtests/package.jsondiffbeforeafterboth
--- a/tests/package.json
+++ b/tests/package.json
@@ -25,7 +25,10 @@
     "testSetSchemaVersion": "mocha --timeout 9999999 -r ts-node/register ./**/setSchemaVersion.test.ts",
     "testSetVariableMetaData": "mocha --timeout 9999999 -r ts-node/register ./**/setVariableMetaData.test.ts",
     "testSetCollectionLimits": "mocha --timeout 9999999 -r ts-node/register ./**/setCollectionLimits.test.ts",
+    "testSetCollectionSponsor": "mocha --timeout 9999999 -r ts-node/register ./**/setCollectionSponsor.test.ts",
+    "testConfirmSponsorship": "mocha --timeout 9999999 -r ts-node/register ./**/confirmSponsorship.test.ts",
     "testRemoveCollectionAdmin": "mocha --timeout 9999999 -r ts-node/register ./**/removeCollectionAdmin.test.ts",
+    "testRemoveCollectionSponsor": "mocha --timeout 9999999 -r ts-node/register ./**/removeCollectionSponsor.test.ts",
     "testRemoveFromWhiteList": "mocha --timeout 9999999 -r ts-node/register ./**/removeFromWhiteList.test.ts",
     "testConnection": "mocha --timeout 9999999 -r ts-node/register ./**/connection.test.ts",
     "testCollection": "mocha --timeout 9999999 -r ts-node/register ./**/createCollection.test.ts",
modifiedtests/src/createCollection.test.tsdiffbeforeafterboth
--- a/tests/src/createCollection.test.ts
+++ b/tests/src/createCollection.test.ts
@@ -1,59 +1,59 @@
-//
-// This file is subject to the terms and conditions defined in
-// file 'LICENSE', which is part of this source code package.
-//
-
-import chai from 'chai';
-import chaiAsPromised from 'chai-as-promised';
-import { default as usingApi } from './substrate/substrate-api';
-import { createCollectionExpectFailure, createCollectionExpectSuccess } from './util/helpers';
-
-chai.use(chaiAsPromised);
-const expect = chai.expect;
-
-describe('integration test: ext. createCollection():', () => {
-  it('Create new NFT collection', async () => {
-    await createCollectionExpectSuccess({name: 'A', description: 'B', tokenPrefix: 'C', mode: {type: 'NFT'}});
-  });
-  it('Create new NFT collection whith collection_name of maximum length (64 bytes)', async () => {
-    await createCollectionExpectSuccess({name: 'A'.repeat(64)});
-  });
-  it('Create new NFT collection whith collection_description of maximum length (256 bytes)', async () => {
-    await createCollectionExpectSuccess({description: 'A'.repeat(256)});
-  });
-  it('Create new NFT collection whith token_prefix of maximum length (16 bytes)', async () => {
-    await createCollectionExpectSuccess({tokenPrefix: 'A'.repeat(16)});
-  });
-  it('Create new Fungible collection', async () => {
-    await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
-  });
-  it('Create new ReFungible collection', async () => {
-    await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
-  });
-});
-
-describe('(!negative test!) integration test: ext. createCollection():', () => {
-  it('(!negative test!) create new NFT collection whith incorrect data (mode)', async () => {
-    await usingApi(async (api) => {
-      const AcollectionCount = parseInt((await api.query.nft.collectionCount()).toString(), 10);
-
-      const badTransaction = async () => {
-        await createCollectionExpectSuccess({mode: {type: 'Invalid'}});
-      };
-      // tslint:disable-next-line:no-unused-expression
-      expect(badTransaction()).to.be.rejected;
-
-      const BcollectionCount = parseInt((await api.query.nft.collectionCount()).toString(), 10);
-      expect(BcollectionCount).to.be.equal(AcollectionCount, 'Error: Incorrect collection created.');
-    });
-  });
-  it('(!negative test!) create new NFT collection whith incorrect data (collection_name)', async () => {
-    await createCollectionExpectFailure({ name: 'A'.repeat(65), mode: {type: 'NFT'}});
-  });
-  it('(!negative test!) create new NFT collection whith incorrect data (collection_description)', async () => {
-    await createCollectionExpectFailure({ description: 'A'.repeat(257), mode: { type: 'NFT' }});
-  });
-  it('(!negative test!) create new NFT collection whith incorrect data (token_prefix)', async () => {
-    await createCollectionExpectFailure({tokenPrefix: 'A'.repeat(17), mode: {type: 'NFT'}});
-  });
-});
+//
+// This file is subject to the terms and conditions defined in
+// file 'LICENSE', which is part of this source code package.
+//
+
+import chai from 'chai';
+import chaiAsPromised from 'chai-as-promised';
+import { default as usingApi } from './substrate/substrate-api';
+import { createCollectionExpectFailure, createCollectionExpectSuccess } from './util/helpers';
+
+chai.use(chaiAsPromised);
+const expect = chai.expect;
+
+describe('integration test: ext. createCollection():', () => {
+  it('Create new NFT collection', async () => {
+    await createCollectionExpectSuccess({name: 'A', description: 'B', tokenPrefix: 'C', mode: {type: 'NFT'}});
+  });
+  it('Create new NFT collection whith collection_name of maximum length (64 bytes)', async () => {
+    await createCollectionExpectSuccess({name: 'A'.repeat(64)});
+  });
+  it('Create new NFT collection whith collection_description of maximum length (256 bytes)', async () => {
+    await createCollectionExpectSuccess({description: 'A'.repeat(256)});
+  });
+  it('Create new NFT collection whith token_prefix of maximum length (16 bytes)', async () => {
+    await createCollectionExpectSuccess({tokenPrefix: 'A'.repeat(16)});
+  });
+  it('Create new Fungible collection', async () => {
+    await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+  });
+  it('Create new ReFungible collection', async () => {
+    await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
+  });
+});
+
+describe('(!negative test!) integration test: ext. createCollection():', () => {
+  it('(!negative test!) create new NFT collection whith incorrect data (mode)', async () => {
+    await usingApi(async (api) => {
+      const AcollectionCount = parseInt((await api.query.nft.createdCollectionCount()).toString(), 10);
+
+      const badTransaction = async () => {
+        await createCollectionExpectSuccess({mode: {type: 'Invalid'}});
+      };
+      // tslint:disable-next-line:no-unused-expression
+      expect(badTransaction()).to.be.rejected;
+
+      const BcollectionCount = parseInt((await api.query.nft.createdCollectionCount()).toString(), 10);
+      expect(BcollectionCount).to.be.equal(AcollectionCount, 'Error: Incorrect collection created.');
+    });
+  });
+  it('(!negative test!) create new NFT collection whith incorrect data (collection_name)', async () => {
+    await createCollectionExpectFailure({ name: 'A'.repeat(65), mode: {type: 'NFT'}});
+  });
+  it('(!negative test!) create new NFT collection whith incorrect data (collection_description)', async () => {
+    await createCollectionExpectFailure({ description: 'A'.repeat(257), mode: { type: 'NFT' }});
+  });
+  it('(!negative test!) create new NFT collection whith incorrect data (token_prefix)', async () => {
+    await createCollectionExpectFailure({tokenPrefix: 'A'.repeat(17), mode: {type: 'NFT'}});
+  });
+});
modifiedtests/src/creditFeesToTreasury.test.tsdiffbeforeafterboth
--- a/tests/src/creditFeesToTreasury.test.ts
+++ b/tests/src/creditFeesToTreasury.test.ts
@@ -25,6 +25,7 @@
 const Treasury = "5EYCAe5ijiYfyeZ2JJCGq56LmPyNRAKzpG4QkoQkkQNB5e6Z";
 const saneMinimumFee = 0.05;
 const saneMaximumFee = 0.5;
+const createCollectionDeposit = 100;
 
 let alice: IKeyringPair;
 let bob: IKeyringPair;
@@ -127,8 +128,8 @@
       const aliceBalanceAfter = new BigNumber((await api.query.system.account(alicesPublicKey)).data.free.toString());
       const fee = aliceBalanceBefore.minus(aliceBalanceAfter);
 
-      expect(fee.dividedBy(1e15).toNumber()).to.be.lessThan(saneMaximumFee);
-      expect(fee.dividedBy(1e15).toNumber()).to.be.greaterThan(saneMinimumFee);
+      expect(fee.dividedBy(1e15).toNumber()).to.be.lessThan(saneMaximumFee + createCollectionDeposit);
+      expect(fee.dividedBy(1e15).toNumber()).to.be.greaterThan(saneMinimumFee  + createCollectionDeposit);
     });
   });
 
modifiedtests/src/util/helpers.tsdiffbeforeafterboth
--- a/tests/src/util/helpers.ts
+++ b/tests/src/util/helpers.ts
@@ -377,8 +377,9 @@
 
     // What to expect
     expect(result.success).to.be.true;
-    expect(collection.Sponsor.toString()).to.be.equal(sponsor.toString());
-    expect(collection.SponsorConfirmed).to.be.false;
+    expect(collection.Sponsorship).to.deep.equal({
+      Unconfirmed: sponsor.toString(),
+    });
   });
 }
 
@@ -396,8 +397,7 @@
 
     // What to expect
     expect(result.success).to.be.true;
-    expect(collection.Sponsor).to.be.equal(nullPublicKey);
-    expect(collection.SponsorConfirmed).to.be.false;
+    expect(collection.Sponsorship).to.be.deep.equal({ Disabled: null });
   });
 }
 
@@ -435,8 +435,9 @@
 
     // What to expect
     expect(result.success).to.be.true;
-    expect(collection.Sponsor).to.be.equal(sender.address);
-    expect(collection.SponsorConfirmed).to.be.true;
+    expect(collection.Sponsorship).to.be.deep.equal({
+      Confirmed: sender.address,
+    });
   });
 }