pub struct Pallet<T>(_);
Expand description

The Pallet struct, the main type that implements traits and standalone functions within the pallet.

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impl<T: Config> Pallet<T>

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pub fn create( origin: OriginFor<T>, index: ParaId, cap: <<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, first_period: <<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::LeasePeriod, last_period: <<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::LeasePeriod, end: BlockNumberFor<T>, verifier: Option<MultiSigner> ) -> DispatchResult

Create a new crowdloaning campaign for a parachain slot with the given lease period range.

This applies a lock to your parachain configuration, ensuring that it cannot be changed by the parachain manager.

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pub fn contribute( origin: OriginFor<T>, index: ParaId, value: <<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, signature: Option<MultiSignature> ) -> DispatchResult

Contribute to a crowd sale. This will transfer some balance over to fund a parachain slot. It will be withdrawable when the crowdloan has ended and the funds are unused.

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pub fn withdraw( origin: OriginFor<T>, who: T::AccountId, index: ParaId ) -> DispatchResult

Withdraw full balance of a specific contributor.

Origin must be signed, but can come from anyone.

The fund must be either in, or ready for, retirement. For a fund to be in retirement, then the retirement flag must be set. For a fund to be ready for retirement, then:

  • it must not already be in retirement;
  • the amount of raised funds must be bigger than the free balance of the account;
  • and either:
    • the block number must be at least end; or
    • the current lease period must be greater than the fund’s last_period.

In this case, the fund’s retirement flag is set and its end is reset to the current block number.

  • who: The account whose contribution should be withdrawn.
  • index: The parachain to whose crowdloan the contribution was made.
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pub fn refund(origin: OriginFor<T>, index: ParaId) -> DispatchResultWithPostInfo

Automatically refund contributors of an ended crowdloan. Due to weight restrictions, this function may need to be called multiple times to fully refund all users. We will refund RemoveKeysLimit users at a time.

Origin must be signed, but can come from anyone.

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pub fn dissolve(origin: OriginFor<T>, index: ParaId) -> DispatchResult

Remove a fund after the retirement period has ended and all funds have been returned.

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pub fn edit( origin: OriginFor<T>, index: ParaId, cap: <<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, first_period: <<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::LeasePeriod, last_period: <<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::LeasePeriod, end: BlockNumberFor<T>, verifier: Option<MultiSigner> ) -> DispatchResult

Edit the configuration for an in-progress crowdloan.

Can only be called by Root origin.

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pub fn add_memo( origin: OriginFor<T>, index: ParaId, memo: Vec<u8> ) -> DispatchResult

Add an optional memo to an existing crowdloan contribution.

Origin must be Signed, and the user must have contributed to the crowdloan.

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pub fn poke(origin: OriginFor<T>, index: ParaId) -> DispatchResult

Poke the fund into NewRaise

Origin must be Signed, and the fund has non-zero raise.

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pub fn contribute_all( origin: OriginFor<T>, index: ParaId, signature: Option<MultiSignature> ) -> DispatchResult

Contribute your entire balance to a crowd sale. This will transfer the entire balance of a user over to fund a parachain slot. It will be withdrawable when the crowdloan has ended and the funds are unused.

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impl<T: Config> Pallet<T>

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pub fn funds<KArg>( k: KArg ) -> Option<FundInfo<T::AccountId, <<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, BlockNumberFor<T>, <<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::LeasePeriod>>where KArg: EncodeLike<ParaId>,

“ Info on all of the funds.“

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impl<T: Config> Pallet<T>

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pub fn new_raise() -> Vec<ParaId>

“ The funds that have had additional contributions during the last block. This is used“ “ in order to determine which funds should submit new or updated bids.“

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impl<T: Config> Pallet<T>

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pub fn endings_count() -> u32

“ The number of auctions that have entered into their ending period so far.“

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impl<T: Config> Pallet<T>

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pub fn next_fund_index() -> u32

“ Tracker for the next available fund index“

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impl<T: Config> Pallet<T>

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pub fn fund_account_id(index: u32) -> T::AccountId

The account ID of the fund pot.

This actually does computation. If you need to keep using it, then make sure you cache the value and only call this once.

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pub fn id_from_index(index: u32) -> ChildInfo

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pub fn contribution_put( index: u32, who: &T::AccountId, balance: &<<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, memo: &[u8] )

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pub fn contribution_get( index: u32, who: &T::AccountId ) -> (<<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, Vec<u8>)

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pub fn contribution_kill(index: u32, who: &T::AccountId)

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pub fn crowdloan_kill(index: u32) -> KillStorageResult

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pub fn contribution_iterator( index: u32 ) -> ChildTriePrefixIterator<(T::AccountId, (<<<T as Config>::Auctioneer as Auctioneer<BlockNumberFor<T>>>::Currency as Currency<<T as Config>::AccountId>>::Balance, Vec<u8>))>

Trait Implementations§

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impl<T: Config> Callable<T> for Pallet<T>

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impl<T> Clone for Pallet<T>

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fn clone(&self) -> Self

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<T> Debug for Pallet<T>

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

Formats the value using the given formatter. Read more
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impl<T: Config> GetStorageVersion for Pallet<T>

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type CurrentStorageVersion = StorageVersion

This will be filled out by the pallet macro. Read more
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fn current_storage_version() -> Self::CurrentStorageVersion

Returns the current storage version as supported by the pallet.
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fn on_chain_storage_version() -> StorageVersion

Returns the on-chain storage version of the pallet as stored in the storage.
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impl<T: Config> Hooks<<<<T as Config>::Block as HeaderProvider>::HeaderT as Header>::Number> for Pallet<T>

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fn on_initialize(num: BlockNumberFor<T>) -> Weight

Block initialization hook. This is called at the very beginning of block execution. Read more
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fn on_finalize(_n: BlockNumber)

Block finalization hook. This is called at the very end of block execution. Read more
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fn on_idle(_n: BlockNumber, _remaining_weight: Weight) -> Weight

Hook to consume a block’s idle time. This will run when the block is being finalized (before [Hooks::on_finalize]). Read more
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fn on_runtime_upgrade() -> Weight

Hook executed when a code change (aka. a “runtime upgrade”) is detected by FRAME. Read more
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fn offchain_worker(_n: BlockNumber)

Implementing this function on a pallet allows you to perform long-running tasks that are dispatched as separate threads, and entirely independent of the main wasm runtime. Read more
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fn integrity_test()

Check the integrity of this pallet’s configuration. Read more
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impl<T: Config> IntegrityTest for Pallet<T>

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fn integrity_test()

See [Hooks::integrity_test].
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impl<T: Config> OffchainWorker<<<<T as Config>::Block as HeaderProvider>::HeaderT as Header>::Number> for Pallet<T>

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fn offchain_worker(n: BlockNumberFor<T>)

This function is being called after every block import (when fully synced). Read more
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impl<T: Config> OnFinalize<<<<T as Config>::Block as HeaderProvider>::HeaderT as Header>::Number> for Pallet<T>

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fn on_finalize(n: BlockNumberFor<T>)

See [Hooks::on_finalize].
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impl<T: Config> OnGenesis for Pallet<T>

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fn on_genesis()

Something that should happen at genesis.
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impl<T: Config> OnIdle<<<<T as Config>::Block as HeaderProvider>::HeaderT as Header>::Number> for Pallet<T>

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fn on_idle(n: BlockNumberFor<T>, remaining_weight: Weight) -> Weight

See [Hooks::on_idle].
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impl<T: Config> OnInitialize<<<<T as Config>::Block as HeaderProvider>::HeaderT as Header>::Number> for Pallet<T>

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fn on_initialize(n: BlockNumberFor<T>) -> Weight

See [Hooks::on_initialize].
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impl<T: Config> OnRuntimeUpgrade for Pallet<T>

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fn on_runtime_upgrade() -> Weight

See [Hooks::on_runtime_upgrade].
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impl<T: Config> OnSwap for Pallet<T>

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fn on_swap(one: ParaId, other: ParaId)

Updates any needed state/references to enact a logical swap of two parachains. Identity, code and head_data remain equivalent for all parachains/threads, however other properties such as leases, deposits held and thread/chain nature are swapped.
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impl<T: Config> PalletInfoAccess for Pallet<T>

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fn index() -> usize

Index of the pallet as configured in the runtime.
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fn name() -> &'static str

Name of the pallet as configured in the runtime.
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fn module_name() -> &'static str

Name of the Rust module containing the pallet.
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fn crate_version() -> CrateVersion

Version of the crate containing the pallet.
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impl<T: Config> PalletsInfoAccess for Pallet<T>

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fn count() -> usize

The number of pallets’ information that this type represents. Read more
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fn infos() -> Vec<PalletInfoData>

All of the pallets’ information that this type represents.
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impl<T> PartialEq<Pallet<T>> for Pallet<T>

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

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<T: Config> StorageInfoTrait for Pallet<T>

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fn storage_info() -> Vec<StorageInfo>

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impl<T: Config> WhitelistedStorageKeys for Pallet<T>

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fn whitelisted_storage_keys() -> Vec<TrackedStorageKey>

Returns a Vec<TrackedStorageKey> indicating the storage keys that should be whitelisted during benchmarking. This means that those keys will be excluded from the benchmarking performance calculation.
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impl<T> Eq for Pallet<T>

Auto Trait Implementations§

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impl<T> RefUnwindSafe for Pallet<T>where T: RefUnwindSafe,

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impl<T> Send for Pallet<T>where T: Send,

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impl<T> Sync for Pallet<T>where T: Sync,

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impl<T> Unpin for Pallet<T>where T: Unpin,

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impl<T> UnwindSafe for Pallet<T>where T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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Mutably borrows from an owned value. Read more
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Convert from a value of T into an equivalent instance of Option<Self>. Read more
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Consume self to return Some equivalent value of Option<T>. Read more
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fn conv<T>(self) -> Twhere Self: Into<T>,

Converts self into T using Into<T>. Read more
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fn __clone_box(&self, _: Private) -> *mut ()

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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Causes self to use its Binary implementation when Debug-formatted.
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Causes self to use its Display implementation when Debug-formatted.
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Causes self to use its LowerExp implementation when Debug-formatted.
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Causes self to use its LowerHex implementation when Debug-formatted.
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Causes self to use its Octal implementation when Debug-formatted.
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Causes self to use its UpperExp implementation when Debug-formatted.
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Causes self to use its UpperHex implementation when Debug-formatted.
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Formats each item in a sequence. Read more
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Returns the argument unchanged.

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Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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