Class SuiPythClient

constructor

• new SuiPythClient(
      provider: SuiClient,
      pythStateId: string,
      wormholeStateId: string,
  ): SuiPythClient

  Parameters

  • provider: SuiClient
  • pythStateId: string
  • wormholeStateId: string

  Returns SuiPythClient

provider

pythStateId

wormholeStateId

getBaseUpdateFee

• getBaseUpdateFee(): Promise<number>

  Returns the cached base update fee, fetching it if necessary.

  Returns Promise<number>

getPriceFeedObjectId

• getPriceFeedObjectId(feedId: string): Promise<undefined | string>

  Get the price feed object ID for a given feed ID, caching the promise.

  Parameters

  • feedId: string

  Returns Promise<undefined | string>

getPriceTableInfo

• getPriceTableInfo(): Promise<{ fieldType: string; id: string }>

  Fetches the price table object ID for the current state ID, caching the promise.

  Returns Promise<{ fieldType: string; id: string }>

  Price table object ID and field type

getPythPackageId

• getPythPackageId(): Promise<string>

  Fetches the package ID for the Pyth contract, with caching.

  Returns Promise<string>

getWormholePackageId

• getWormholePackageId(): Promise<string>

  Fetches the package ID for the Wormhole contract, with caching.

  Returns Promise<string>

updatePriceFeeds

• updatePriceFeeds(
      tx: Transaction,
      updates: Uint8Array<ArrayBufferLike>[],
      feedIds: string[],
  ): Promise<string[]>

  Adds the necessary commands for updating the Pyth price feeds to the transaction block.

  Parameters

  • tx: Transaction

    Transaction block to add commands to.

  • updates: Uint8Array<ArrayBufferLike>[]

    Array of price feed updates received from the price service.

  • feedIds: string[]

    Array of feed IDs to update (in hex format).

  Returns Promise<string[]>

verifyVaas

• verifyVaas(
      vaas: Uint8Array<ArrayBufferLike>[],
      tx: Transaction,
  ): Promise<{ $kind: "NestedResult"; NestedResult: [number, number] }[]>

  Verifies the VAAs using the Wormhole contract.

  Parameters

  • vaas: Uint8Array<ArrayBufferLike>[]

    Array of VAA buffers to verify.

  • tx: Transaction

    Transaction block to add commands to.

  Returns Promise<{ $kind: "NestedResult"; NestedResult: [number, number] }[]>

  Array of verified VAAs.