Enum pallet_ip_pallet::pallet::Call

pub enum Call<T: Config> {
    mint_nft {
        name: String,
        description: String,
        filing_date: String,
        jurisdiction: String,
    },
    offer_license {
        nft_id: T::NFTId,
        payment_type: PaymentType<T>,
        is_exclusive: bool,
        duration: BlockNumberFor<T>,
    },
    offer_purchase {
        nft_id: T::NFTId,
        payment_type: PaymentType<T>,
    },
    accept_license {
        offer_id: T::OfferId,
    },
    accept_purchase {
        offer_id: T::OfferId,
    },
    make_periodic_payment {
        contract_id: T::ContractId,
    },
    expire_license {
        contract_id: T::ContractId,
    },
    complete_purchase {
        contract_id: T::ContractId,
    },
    // some variants omitted
}

Contains a variant per dispatchable extrinsic that this pallet has.

Variants

mint_nft

Creates a new NFT representing intellectual property

Arguments

• origin - The account creating the NFT
• name - Name of the intellectual property (max length: Config::MaxNameLength)
• description - Detailed description (max length: Config::MaxDescriptionLength)
• filing_date - When the IP was filed (max length: Config::MaxNameLength)
• jurisdiction - Where the IP is registered (max length: Config::MaxNameLength)

Events

• Event::NftMinted - When NFT is successfully created

Errors

• Error::NameTooLong - If name exceeds maximum length
• Error::DescriptionTooLong - If description exceeds maximum length
• Error::FilingDateTooLong - If filing date exceeds maximum length
• Error::JurisdictionTooLong - If jurisdiction exceeds maximum length

Fields

name: String

description: String

filing_date: String

jurisdiction: String

offer_license

Creates a license offer for an NFT

Allows other accounts to license the NFT under specified terms.

Arguments

• origin - Must be signed by the NFT owner
• nft_id - ID of the NFT to license
• payment_type - Payment terms (see PaymentType)
• is_exclusive - Whether this is an exclusive license
• duration - How long the license lasts (in blocks)

Events

• Event::LicenseOffered - When offer is created

Errors

• Error::NftNotFound - If NFT doesn’t exist
• Error::NotNftOwner - If caller doesn’t own the NFT
• Error::NftInEscrow - If NFT is in escrow
• Error::ExclusiveLicenseExists - If trying to create offer while exclusive license exists

Fields

nft_id: T::NFTId

payment_type: PaymentType<T>

is_exclusive: bool

duration: BlockNumberFor<T>

offer_purchase

Creates a purchase offer for an NFT

Allows other accounts to purchase the NFT.

Arguments

• origin - Must be signed by the NFT owner
• nft_id - ID of the NFT to purchase
• payment_type - Payment terms (see PaymentType)

Events

• Event::PurchaseOffered - When offer is created

Errors

• Error::NftNotFound - If NFT doesn’t exist
• Error::NotNftOwner - If caller doesn’t own the NFT
• Error::NftInEscrow - If NFT is in escrow

Fields

nft_id: T::NFTId

payment_type: PaymentType<T>

accept_license

Accepts a license offer

Allows the licensee to accept the offer and create a license contract.

Arguments

• origin - Must be signed by the licensee
• offer_id - ID of the offer to accept

Events

• Event::ContractCreated - When contract is created

Errors

• Error::OfferNotFound - If offer doesn’t exist
• Error::NotALicenseOffer - If offer is not a license offer

Fields

offer_id: T::OfferId

accept_purchase

Accepts a purchase offer

Allows the buyer to accept the offer and create a purchase contract.

Arguments

• origin - Must be signed by the buyer
• offer_id - ID of the offer to accept

Events

• Event::ContractCreated - When contract is created

Errors

• Error::OfferNotFound - If offer doesn’t exist
• Error::NotAPurchaseOffer - If offer is not a purchase offer

Fields

offer_id: T::OfferId

make_periodic_payment

Makes a periodic payment for a contract

Processes the next scheduled payment for a periodic payment contract. Handles payment calculation including any penalties from missed payments.

Arguments

• origin - Must be signed by the payer (licensee/buyer)
• contract_id - ID of the contract to make a payment for

Events

• Event::PeriodicPaymentMade - When payment is successfully processed
• Event::PaymentsCompleted - When this was the final payment due
• Event::PaymentMade - For the actual currency transfer

Errors

• Error::ContractNotFound - If contract doesn’t exist
• Error::NotPeriodicPayment - If contract uses one-time payment instead of periodic
• Error::PaymentNotDue - If current block is before next_payment_block or no payments are due
• Error::InsufficientBalance - If payer doesn’t have enough funds
• Error::ZeroPayment - If calculated payment amount is zero

Fields

contract_id: T::ContractId

expire_license

Expires a license contract after its duration has ended

Allows any party to expire a license contract once its duration has passed. Cleans up contract storage and updates NFT contract mappings.

Arguments

• origin - Any signed party
• contract_id - ID of the license contract to expire

Events

• Event::ContractExpired - When license is successfully expired

Errors

• Error::ContractNotFound - If contract doesn’t exist
• Error::NotALicenseContract - If contract is a purchase contract
• Error::LicenseNotExpired - If license duration hasn’t ended yet

State Changes

• Removes contract from Contracts storage
• Updates NFTContracts mapping to remove expired license

Fields

contract_id: T::ContractId

complete_purchase

Completes a purchase contract after all payments are made

Finalizes NFT ownership transfer and cleans up contract storage. Can only be called when all payments have been completed.

Arguments

• origin - Any signed party
• contract_id - ID of the purchase contract to complete

Events

• Event::ContractCompleted - When purchase is successfully completed
• Event::NftRemovedFromEscrow - When NFT is released from escrow

Errors

• Error::ContractNotFound - If contract doesn’t exist
• Error::NotAPurchaseContract - If contract is a license contract
• Error::NotPeriodicPayment - If contract is not a periodic payment contract
• Error::PaymentNotCompleted - If any payments are still due

State Changes

• Removes contract from Contracts storage
• Updates NFTContracts mapping to remove contract
• Updates Nfts storage to reflect new owner
• Removes NFT from EscrowedNfts storage

Fields

contract_id: T::ContractId

Implementations

impl<T: Config> Call<T>

pub fn new_call_variant_mint_nft( name: String, description: String, filing_date: String, jurisdiction: String, ) -> Self

Create a call with the variant mint_nft.

pub fn new_call_variant_offer_license( nft_id: T::NFTId, payment_type: PaymentType<T>, is_exclusive: bool, duration: BlockNumberFor<T>, ) -> Self

Create a call with the variant offer_license.

pub fn new_call_variant_offer_purchase( nft_id: T::NFTId, payment_type: PaymentType<T>, ) -> Self

Create a call with the variant offer_purchase.

pub fn new_call_variant_accept_license(offer_id: T::OfferId) -> Self

Create a call with the variant accept_license.

pub fn new_call_variant_accept_purchase(offer_id: T::OfferId) -> Self

Create a call with the variant accept_purchase.

pub fn new_call_variant_make_periodic_payment( contract_id: T::ContractId, ) -> Self

Create a call with the variant make_periodic_payment.

pub fn new_call_variant_expire_license(contract_id: T::ContractId) -> Self

Create a call with the variant expire_license.

pub fn new_call_variant_complete_purchase(contract_id: T::ContractId) -> Self

Create a call with the variant complete_purchase.

Trait Implementations

impl<T: Config> CheckIfFeeless for Call<T>

type Origin = <T as Config>::RuntimeOrigin

The Origin type of the runtime.

fn is_feeless(&self, origin: &Self::Origin) -> bool

Checks if the dispatchable satisfies the feeless condition as defined by #[pallet::feeless_if]

impl<T: Config> Clone for Call<T>

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T: Config> Debug for Call<T>

fn fmt(&self, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<T: Config> Decode for Call<T>

fn decode<__CodecInputEdqy: Input>( __codec_input_edqy: &mut __CodecInputEdqy, ) -> Result<Self, Error>

Attempt to deserialise the value from input.

fn decode_into<I>( input: &mut I, dst: &mut MaybeUninit<Self>, ) -> Result<DecodeFinished, Error>

where I: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory.

fn skip<I>(input: &mut I) -> Result<(), Error>

where I: Input,

Attempt to skip the encoded value from input.

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type.

impl<T: Config> Encode for Call<T>

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding.

fn encode_to<__CodecOutputEdqy: Output + ?Sized>( &self, __codec_dest_edqy: &mut __CodecOutputEdqy, )

Convert self to a slice and append it to the destination.

fn encode(&self) -> Vec<u8>

Convert self to an owned vector.

fn using_encoded<R, F>(&self, f: F) -> R

where F: FnOnce(&[u8]) -> R,

Convert self to a slice and then invoke the given closure with it.

fn encoded_size(&self) -> usize

Calculates the encoded size.

impl<T: Config> GetCallIndex for Call<T>

fn get_call_index(&self) -> u8

Return the index of this Call.

fn get_call_indices() -> &'static [u8]

Return all call indices in the same order as [GetCallName].

impl<T: Config> GetCallName for Call<T>

fn get_call_name(&self) -> &'static str

Return the function name of the Call.

fn get_call_names() -> &'static [&'static str]

Return all function names in the same order as [GetCallIndex].

impl<T: Config> GetDispatchInfo for Call<T>

fn get_dispatch_info(&self) -> DispatchInfo

Return a DispatchInfo, containing relevant information of this dispatch.

impl<T: Config> PartialEq for Call<T>

fn eq(&self, other: &Self) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<T> TypeInfo for Call<T>

where PhantomData<(T,)>: TypeInfo + 'static, T::NFTId: TypeInfo + 'static, PaymentType<T>: TypeInfo + 'static, BlockNumberFor<T>: TypeInfo + 'static, T::OfferId: TypeInfo + 'static, T::ContractId: TypeInfo + 'static, T: Config + 'static,

type Identity = Call<T>

The type identifying for which type info is provided.

fn type_info() -> Type

Returns the static type identifier for Self.

impl<T: Config> UnfilteredDispatchable for Call<T>

type RuntimeOrigin = <T as Config>::RuntimeOrigin

The origin type of the runtime, (i.e. frame_system::Config::RuntimeOrigin).

fn dispatch_bypass_filter( self, origin: Self::RuntimeOrigin, ) -> DispatchResultWithPostInfo

Dispatch this call but do not check the filter in origin.

impl<T: Config> EncodeLike for Call<T>

impl<T: Config> Eq for Call<T>