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feat(evm-oracle): add Solidity contract that we can use to expose the…
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… Nibiru Oracle in the ChainLink interface
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@Unique-Divine
Unique-Divine committed Jan 7, 2025
1 parent 7aebf75 commit b22338b
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Showing 9 changed files with 2,247 additions and 196 deletions.
122 changes: 122 additions & 0 deletions ...contracts/src/v0.8/shared/interfaces/AggregatorV3Interface.sol/AggregatorV3Interface.json
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@@ -0,0 +1,122 @@
{
"_format": "hh-sol-artifact-1",
"contractName": "AggregatorV3Interface",
"sourceName": "@chainlink/contracts/src/v0.8/shared/interfaces/AggregatorV3Interface.sol",
"abi": [
{
"inputs": [],
"name": "decimals",
"outputs": [
{
"internalType": "uint8",
"name": "",
"type": "uint8"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "description",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint80",
"name": "_roundId",
"type": "uint80"
}
],
"name": "getRoundData",
"outputs": [
{
"internalType": "uint80",
"name": "roundId",
"type": "uint80"
},
{
"internalType": "int256",
"name": "answer",
"type": "int256"
},
{
"internalType": "uint256",
"name": "startedAt",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "updatedAt",
"type": "uint256"
},
{
"internalType": "uint80",
"name": "answeredInRound",
"type": "uint80"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "latestRoundData",
"outputs": [
{
"internalType": "uint80",
"name": "roundId",
"type": "uint80"
},
{
"internalType": "int256",
"name": "answer",
"type": "int256"
},
{
"internalType": "uint256",
"name": "startedAt",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "updatedAt",
"type": "uint256"
},
{
"internalType": "uint80",
"name": "answeredInRound",
"type": "uint80"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "version",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
}
],
"bytecode": "0x",
"deployedBytecode": "0x",
"linkReferences": {},
"deployedLinkReferences": {}
}
39 changes: 39 additions & 0 deletions x/evm/embeds/artifacts/contracts/IOracle.sol/IOracle.json
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,45 @@
"contractName": "IOracle",
"sourceName": "contracts/IOracle.sol",
"abi": [
{
"inputs": [
{
"internalType": "string",
"name": "pair",
"type": "string"
}
],
"name": "latestRoundData",
"outputs": [
{
"internalType": "uint80",
"name": "roundId",
"type": "uint80"
},
{
"internalType": "int256",
"name": "answer",
"type": "int256"
},
{
"internalType": "uint256",
"name": "startedAt",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "updatedAt",
"type": "uint256"
},
{
"internalType": "uint80",
"name": "answeredInRound",
"type": "uint80"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
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146 changes: 146 additions & 0 deletions x/evm/embeds/artifacts/contracts/OracleChainLinkLike.sol/OracleChainLinkLike.json
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{
"_format": "hh-sol-artifact-1",
"contractName": "OracleChainLinkLike",
"sourceName": "contracts/OracleChainLinkLike.sol",
"abi": [
{
"inputs": [
{
"internalType": "string",
"name": "_pair",
"type": "string"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"inputs": [],
"name": "decimals",
"outputs": [
{
"internalType": "uint8",
"name": "",
"type": "uint8"
}
],
"stateMutability": "pure",
"type": "function"
},
{
"inputs": [],
"name": "description",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint80",
"name": "",
"type": "uint80"
}
],
"name": "getRoundData",
"outputs": [
{
"internalType": "uint80",
"name": "roundId",
"type": "uint80"
},
{
"internalType": "int256",
"name": "answer",
"type": "int256"
},
{
"internalType": "uint256",
"name": "startedAt",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "updatedAt",
"type": "uint256"
},
{
"internalType": "uint80",
"name": "answeredInRound",
"type": "uint80"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "latestRoundData",
"outputs": [
{
"internalType": "uint80",
"name": "roundId",
"type": "uint80"
},
{
"internalType": "int256",
"name": "answer",
"type": "int256"
},
{
"internalType": "uint256",
"name": "startedAt",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "updatedAt",
"type": "uint256"
},
{
"internalType": "uint80",
"name": "answeredInRound",
"type": "uint80"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "pair",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "version",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "pure",
"type": "function"
}
],
"bytecode": 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"linkReferences": {},
"deployedLinkReferences": {}
}
15 changes: 15 additions & 0 deletions x/evm/embeds/contracts/IOracle.sol
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
// SPDX-License-Identifier: MIT
pragma solidity >=0.8.19;

// import "@chainlink/contracts/src/v0.8/shared/interfaces/AggregatorV3Interface.sol";

/// @notice Oracle interface for querying exchange rates
interface IOracle {
/// @notice Queries the dated exchange rate for a given pair
Expand All @@ -17,6 +19,19 @@ interface IOracle {
external
view
returns (uint256 price, uint64 blockTimeMs, uint64 blockHeight);

function latestRoundData(
string memory pair
)
external
view
returns (
uint80 roundId,
int256 answer,
uint256 startedAt,
uint256 updatedAt,
uint80 answeredInRound
);
}

address constant ORACLE_PRECOMPILE_ADDRESS = 0x0000000000000000000000000000000000000801;
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