Oracle

Overview

This Oracle contract calculates a 1 day TWAP for a xy=k Astroport pool.

Links

• Contract Repo: https://github.com/astroport-fi/astroport-core/tree/main/contracts/periphery/oracle
• contract.rs: https://github.com/astroport-fi/astroport-core/blob/main/contracts/periphery/oracle/src/contract.rs
• oracle.rs: https://github.com/astroport-fi/astroport-core/blob/main/packages/astroport/src/oracle.rs
• Tests: https://github.com/astroport-fi/astroport-core/tree/main/contracts/periphery/oracle/tests

InstantiateMsg

Instantiates the Oracle contract.

json

oracle.rs

_15

{

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"factory_contract": "terra...",

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"asset_infos": [

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{

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"token": {

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"contract_addr": "..."

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}

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},

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{

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"native_token": {

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"denom": "..."

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}

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}

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]

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}

Params	Type	Description
factory_contract	String	The factory contract address
asset_infos	Vec<AssetInfo>	The assets that have a pool for which this contract provides price feeds

ExecuteMsg

update

Updates the local TWAP value and the target pair's cumulative prices.

json

oracle.rs

_3

{

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"update": {}

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}

QueryMsg

consult

Multiplies a token amount (token that's present in the target pool for the TWAP) by the latest TWAP value for that token.

json

oracle.rs

_10

{

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"consult": {

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"token": {

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"native_token": {

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"denom": "..."

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}

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},

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"amount": "1000000"

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}

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}

Params	Type	Description
token	AssetInfo	The asset for which to compute a new TWAP value
amount	Uint128	The amount of tokens for which to compute the token price

Returns a vector that contains objects of type (AssetInfo, Uint256)