Struct pallet_price_oracle::pallet::Pallet

impl<T: Config> Pallet<T>

pub fn num_of_assets() -> u32

The number of assets registered and handled by this pallet.

impl<T: Config> Pallet<T>

pub fn new_assets() -> Vec<AssetPairId> ⓘ

Sorted array of newly registered assets. All assets are processed and removed from the storage at the end of a block. Trades start to be processed from the next block. All trades in the same block as the asset registration are ignored.

impl<T: Config> Pallet<T>

pub fn price_accumulator<KArg>(k: KArg) -> PriceEntrywhere
KArg: EncodeLike<AssetPairId>,

Processed or partially processed data generated by trades. Data generated by trades are processed sequentially. Each new entry is combined with the previous value to produce new intermediate value. The last entry creates the resulting average price and volume.

impl<T: Config> Pallet<T>

pub fn price_data_ten() -> Vec<(AssetPairId, BucketQueue)> ⓘ

The last ten average values corresponding to the last ten blocks.

impl<T: Config> Pallet<T>

pub fn price_data_hundred<KArg>(k: KArg) -> BucketQueuewhere
KArg: EncodeLike<AssetPairId>,

The last ten average values corresponding to the last hundred blocks. Each average value corresponds to an interval of length ten blocks.

impl<T: Config> Pallet<T>

pub fn price_data_thousand<KArg>(k: KArg) -> BucketQueuewhere
KArg: EncodeLike<AssetPairId>,

The last ten average values corresponding to the last thousand blocks. Each average value corresponds to an interval of length hundred blocks.

pub fn normalize_price(
 asset_a: AssetId,
 asset_b: AssetId,
 amount_in: Balance,
 amount_out: Balance
) -> Option<(Price, Balance)>

Calculate price from ordered assets

pub fn ordered_pair(asset_a: AssetId, asset_b: AssetId) -> (AssetId, AssetId)

Return ordered asset tuple (A,B) where A < B Used in storage The implementation is the same as for AssetPair

pub fn get_name(asset_a: AssetId, asset_b: AssetId) -> Vec<u8> ⓘ

Return share token name The implementation is the same as for AssetPair

Trait Implementations§

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

type Call = Call<T>

impl<T> Clone for Pallet<T>

fn clone(&self) -> Self

Returns a copy of the value. Read more

1.0.0 · source§

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

Performs copy-assignment from source. Read more

impl<T> Debug for Pallet<T>

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

Formats the value using the given formatter. Read more

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

fn current_storage_version() -> StorageVersion

Returns the current storage version as supported by the pallet.

fn on_chain_storage_version() -> StorageVersion

Returns the on-chain storage version of the pallet as stored in the storage.

impl<T: Config> Hooks<<T as Config>::BlockNumber> for Pallet<T>

fn on_initialize(_n: T::BlockNumber) -> Weight

The block is being initialized. Implement to have something happen. Read more

fn on_finalize(_n: T::BlockNumber)

The block is being finalized. Implement to have something happen.

fn on_idle(_n: BlockNumber, _remaining_weight: Weight) -> Weight

This will be run when the block is being finalized (before on_finalize). Implement to have something happen using the remaining weight. Will not fire if the remaining weight is 0. Return the weight used, the hook will subtract it from current weight used and pass the result to the next on_idle hook if it exists. Read more

fn on_runtime_upgrade() -> Weight

Perform a module upgrade. Read more

fn try_state(_n: BlockNumber) -> Result<(), &'static str>

Execute the sanity checks of this pallet, per block. Read more

fn pre_upgrade() -> Result<(), &'static str>

Execute some pre-checks prior to a runtime upgrade. Read more

fn post_upgrade() -> Result<(), &'static str>

Execute some post-checks after a runtime upgrade. Read more

fn offchain_worker(_n: BlockNumber)

Implementing this function on a module allows you to perform long-running tasks that make (by default) validators generate transactions that feed results of those long-running computations back on chain. Read more

fn integrity_test()

Run integrity test. Read more

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

fn integrity_test()

Run integrity test. Read more

impl<T: Config> OffchainWorker<<T as Config>::BlockNumber> for Pallet<T>

fn offchain_worker(n: <T as Config>::BlockNumber)

This function is being called after every block import (when fully synced). Read more

impl<T: Config> OnFinalize<<T as Config>::BlockNumber> for Pallet<T>

fn on_finalize(n: <T as Config>::BlockNumber)

The block is being finalized. Implement to have something happen. Read more

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

fn on_genesis()

Something that should happen at genesis.

impl<T: Config> OnIdle<<T as Config>::BlockNumber> for Pallet<T>

fn on_idle(n: <T as Config>::BlockNumber, remaining_weight: Weight) -> Weight

The block is being finalized. Implement to have something happen in case there is leftover weight. Check the passed remaining_weight to make sure it is high enough to allow for your pallet’s extra computation. Read more

impl<T: Config> OnInitialize<<T as Config>::BlockNumber> for Pallet<T>

fn on_initialize(n: <T as Config>::BlockNumber) -> Weight

The block is being initialized. Implement to have something happen. Read more

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

fn on_runtime_upgrade() -> Weight

Perform a module upgrade. Read more

fn pre_upgrade() -> Result<(), &'static str>

Execute some pre-checks prior to a runtime upgrade. Read more

fn post_upgrade() -> Result<(), &'static str>

Execute some post-checks after a runtime upgrade. Read more

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

fn index() -> usize

Index of the pallet as configured in the runtime.

fn name() -> &'static str

Name of the pallet as configured in the runtime.

fn module_name() -> &'static str

Name of the Rust module containing the pallet.

fn crate_version() -> CrateVersion

Version of the crate containing the pallet.

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

fn count() -> usize

The number of pallets’ information that this type represents. Read more

fn infos() -> Vec<PalletInfoData> ⓘ

All of the pallets’ information that this type represents.

impl<T> PartialEq<Pallet<T>> for Pallet<T>

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

This method tests for self and other values to be equal, and is used by ==. Read more

1.0.0 · source§

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. Read more

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

fn storage_info() -> Vec<StorageInfo> ⓘ

impl<T> Eq for Pallet<T>

Auto Trait Implementations§

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

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

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

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

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

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for Twhere
T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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T: ?Sized,

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Mutably borrows from an owned value. Read more

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fn checked_from<T>(t: T) -> Option<Self>where
Self: TryFrom<T>,

Convert from a value of T into an equivalent instance of Option<Self>. Read more

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Self: TryInto<T>,

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

impl<T> Downcast for Twhere
T: Any,

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Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait. Read more

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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s. Read more

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Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s. Read more

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T: Any + Send + Sync,

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fn __clone_box(&self, _: Private) -> *mut ()

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Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,

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

Compare self to key and return true if they are equal.

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fn fmt_binary(self) -> FmtBinary<Self>where
Self: Binary,

Causes self to use its Binary implementation when Debug-formatted. Read more

fn fmt_display(self) -> FmtDisplay<Self>where
Self: Display,

Causes self to use its Display implementation when Debug-formatted. Read more

fn fmt_lower_exp(self) -> FmtLowerExp<Self>where
Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted. Read more

fn fmt_lower_hex(self) -> FmtLowerHex<Self>where
Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted. Read more

fn fmt_octal(self) -> FmtOctal<Self>where
Self: Octal,

Causes self to use its Octal implementation when Debug-formatted. Read more

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Self: Pointer,

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Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted. Read more

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Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted. Read more

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&'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more

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Returns the argument unchanged.

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fn instrument(self, span: Span) -> Instrumented<Self>

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

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

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U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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Cast reference.

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Cast reference.

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Cast mutable reference.

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Cast mutable reference.

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Get a reference to the inner from the outer.

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Get a mutable reference to the inner from the outer.

impl OnRuntimeUpgradeHelpersExt for Uwhere
U: OnRuntimeUpgrade,

fn storage_key(ident: &str) -> [u8; 32]

Generate a storage key unique to this runtime upgrade. Read more

fn get_temp_storage<T>(at: &str) -> Option<T>where
T: Decode,

Get temporary storage data written by Self::set_temp_storage. Read more

fn set_temp_storage<T>(data: T, at: &str)where
T: Encode,

Write some temporary data to a specific storage that can be read (potentially in post-upgrade hook) via Self::get_temp_storage. Read more

impl<T> PalletVersionToStorageVersionHelper for Twhere
T: GetStorageVersion + PalletInfoAccess,

fn migrate(db_weight: &RuntimeDbWeight) -> Weight

impl<T> Pipe for Twhere
T: ?Sized,

fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> Rwhere
Self: Sized,

Pipes by value. This is generally the method you want to use. Read more

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R: 'a,

Borrows self and passes that borrow into the pipe function. Read more

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R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more

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 Self: Borrow,
 B: 'a + ?Sized,
 R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more

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 &'a mut self,
 func: impl FnOnce(&'a mut B) -> R
) -> Rwhere
 Self: BorrowMut,
 B: 'a + ?Sized,
 R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more

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 Self: AsRef,
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 R: 'a,

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 Self: AsMut,
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 R: 'a,

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fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> Rwhere
 Self: Deref<Target = T>,
 T: 'a + ?Sized,
 R: 'a,

Borrows self, then passes self.deref() into the pipe function.

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 Self: DerefMut<Target = T> + Deref,
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 R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function. Read more

impl<T> Pointable for T

const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

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Dereferences the given pointer. Read more

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Mutably dereferences the given pointer. Read more

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Drops the object pointed to by the given pointer. Read more

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type Output = T

Should always be Self

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fn saturated_from<T>(t: T) -> Selfwhere
Self: UniqueSaturatedFrom<T>,

Convert from a value of T into an equivalent instance of Self. Read more

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Self: UniqueSaturatedInto<T>,

Consume self to return an equivalent value of T. Read more

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SS: SubsetOf<SP>,

fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more

fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).

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The inclusion map: converts self to the equivalent element of its superset.

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Calls .tap_mut() only in debug builds, and is erased in release builds. Read more

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Calls .tap_borrow() only in debug builds, and is erased in release builds. Read more

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Calls .tap_borrow_mut() only in debug builds, and is erased in release builds. Read more

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Calls .tap_ref() only in debug builds, and is erased in release builds. Read more

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Calls .tap_ref_mut() only in debug builds, and is erased in release builds. Read more

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Calls .tap_deref_mut() only in debug builds, and is erased in release builds. Read more

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Self: TryInto<T>,

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