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Add R Savings Rate (Raft) from Base #1016

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merged 1 commit into from
Oct 3, 2023
Merged

Add R Savings Rate (Raft) from Base #1016

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28 changes: 28 additions & 0 deletions src/adaptors/raft/abis/RSavingsRate.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,28 @@
{
"issuanceRate": {
"inputs": [],
"name": "issuanceRate",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
"totalAssets": {
"inputs": [],
"name": "totalAssets",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
}
}
64 changes: 31 additions & 33 deletions src/adaptors/raft/index.js
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Original file line number Diff line number Diff line change
@@ -1,51 +1,49 @@
const { default: BigNumber } = require('bignumber.js');
const sdk = require('@defillama/sdk');
const sdk = require('@defillama/sdk4');
const utils = require('../utils');
const rSavingsRateAbi = require('./abis/RSavingsRate.json');

const RR = '0x2ba26baE6dF1153e29813d7f926143f9c94402f3';
const RR = {
ethereum: '0x2ba26baE6dF1153e29813d7f926143f9c94402f3',
base: '0xA5b3FEe253f9DE67201dC8572Bd2CbB4a81c1bEc',
};
const HOUR = 60 * 60;
const DAY = 24 * HOUR;
const SECONDS_PER_YEAR = 365 * DAY;

async function apy() {
async function chainApy(chain) {
const issuanceRate = await sdk.api.abi.call({
target: RR,
abi: {
inputs: [],
name: 'issuanceRate',
outputs: [{ internalType: 'uint256', name: '', type: 'uint256' }],
stateMutability: 'view',
},
target: RR[chain],
chain,
abi: rSavingsRateAbi.issuanceRate,
});
const totalAssets = await sdk.api.abi.call({
target: RR,
abi: {
inputs: [],
name: 'totalAssets',
outputs: [{ internalType: 'uint256', name: '', type: 'uint256' }],
stateMutability: 'view',
},
target: RR[chain],
chain,
abi: rSavingsRateAbi.totalAssets,
});

const apy = 100 * BigNumber(issuanceRate.output)
.times(SECONDS_PER_YEAR)
.div(1e18)
.toNumber();
const apy =
100 *
BigNumber(issuanceRate.output).times(SECONDS_PER_YEAR).div(1e18).toNumber();
const tvlUsd = BigNumber(totalAssets.output).div(1e18).toNumber();

return [
{
pool: RR,
project: 'raft',
symbol: 'R',
chain: 'ethereum',
poolMeta: 'R Savings Rate',
apy,
tvlUsd,
},
];
return {
pool: `${RR[chain]}-${chain}`.toLowerCase(),
project: 'raft',
symbol: 'R',
chain: utils.formatChain(chain),
poolMeta: 'R Savings Rate',
apy,
tvlUsd,
};
}

async function apy() {
return Promise.all(['ethereum', 'base'].map(chainApy));
}

module.exports = {
apy,
url: 'https://app.raft.com/savings',
url: 'https://app.raft.fi/savings',
};
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