From b69f0ef3e05aebac8bf0ad805fecda1e40260698 Mon Sep 17 00:00:00 2001 From: SIG512 <31632835+JOHNCARDOEN@users.noreply.github.com> Date: Sun, 23 Nov 2025 23:05:43 +0300 Subject: [PATCH] Update app.js --- app.js | 647 ++++++++++++++++++++++++++++++++++++--------------------- 1 file changed, 411 insertions(+), 236 deletions(-) diff --git a/app.js b/app.js index 9b72486..f87d8a4 100644 --- a/app.js +++ b/app.js @@ -1,237 +1,412 @@ -const protocolData = window.protocolData; -const erc20cTokenAbi = window.erc20cTokenAbi; -const comptrollerAbi = window.comptrollerAbi; -const networks = Object.keys(protocolData); -const cTokenEndpoint = 'https://api.compound.finance/api/v2/ctoken'; -const infuraApiKey = '7db01e82204d4e789e22cf8e4f640ebe' -let web3; - -const numbFormat = new Intl.NumberFormat('en-US', { - minimumFractionDigits: 4, - maximumFractionDigits: 18 -}).format; - -Array.prototype.forEachWithCallback = function(callback, final) { - const arrayCopy = JSON.parse(JSON.stringify(this)); - let index = -1; - const next = () => { - index++; - if (arrayCopy.length > 0) { - callback(arrayCopy.shift(), index, next); - } else { - if (final) final(); - } - } - next(); -} - -const tableTemplate = Handlebars.compile(` -
-

{{ name }}

-
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Attribute NameAttribute ValueMember NameMember Value
Current Exchange Rate{{ textExchangeRate }}exchangeRateCurrent{{ exchangeRateCurrent }}
Contract Holdings{{ textContractHoldings }}liquidityPoolTotal{{ liquidityPoolTotal }}
Open Borrows Sum{{ textOpenBorrows }}totalBorrowsCurrent{{ totalBorrowsCurrent }}
Supply Rate / Block{{ textSupplyRate }}supplyRatePerBlock{{ supplyRatePerBlock }}
Borrow Rate / Block{{ textBorrowRate }}borrowRatePerBlock{{ borrowRatePerBlock }}
cTokens in Circulation{{ textCTokenCirculation }}totalSupply, decimalstotalSupply / (1 * 10 ^ decimals)
Total Reserves{{ textReservesSum }}totalReserves{{ totalReserves }}
Reserve Factor{{ textReserveFactor }}reserveFactorMantissa{{ reserveFactor }}
Collateral Factor{{ textCollateralFactor }}comptroller.markets{{ collateralFactor.collateralFactorMantissa }}
Underlying Address{{ underlyingAddress }}underlying
-
-
-`); - -const networkTemplate = Handlebars.compile(` -

{{ this }}

-
-
-
+ + + + + + Compound Market Data Viewer + + + + + + + + + + + + + + +
+ +
+

Market Dashboard

+

Jump to Asset:

+ + +
+ + +
+
+
+

Loading networks and assets...

+
+ +
-
-
-`); - -const assetTemplate = Handlebars.compile(` -
-`); - -const scrollTop = document.getElementById('scroll-top'); -scrollTop.onclick = () => { window.scrollTo(0, 0) }; - -window.addEventListener('load', async () => { - const navigation = document.getElementById('navigation'); - const networksContainer = document.getElementById('networks-container'); - let networksHtml = ''; - networks.forEach((net) => { - networksHtml += networkTemplate(net); - }); - networksContainer.innerHTML = networksHtml; - - networks.forEach((net) => { - const networkContainer = document.getElementById(net); - const loadingElement = networkContainer.children[0]; - const tablesContainer = networkContainer.children[1]; - - let tablesHtml = ''; - protocolData[net].cTokens.forEach((cToken, i) => { - const symbol = cToken.symbol; - tablesHtml += assetTemplate(`${net}-${symbol}`); - }); - - tablesContainer.innerHTML = tablesHtml; - - protocolData[net].cTokens.forEachWithCallback(async (cToken, index, done) => { - const comptrollerAddr = protocolData[net].comptroller; - const cTokenAddr = cToken.token_address; - const symbol = cToken.symbol; - try { - const data = await getCTokenData(net, cTokenAddr, comptrollerAddr, symbol); - data.name = cToken.name; - loadingElement.classList.add('hidden'); - tablesContainer.children[`${net}-${symbol}`].innerHTML += tableTemplate(data); - - const nav = document.createElement("A"); - nav.href = `#${net}-${symbol}` - nav.innerText = `${net} - ${symbol}` - navigation.appendChild(nav); - navigation.appendChild(document.createElement("BR")); - } catch (e) { - console.error(`${net} ${symbol}:`, e); - } - done(); - }); - }); -}); - -const getCTokenData = (network, cTokenAddr, comptrollerAddr, symbol) => { - return new Promise(async (resolve, reject) => { - try { - web3 = new Web3(`https://${network}.infura.io/v3/${infuraApiKey}`); - const cToken = new web3.eth.Contract(erc20cTokenAbi, cTokenAddr); - const comptroller = new web3.eth.Contract(comptrollerAbi, comptrollerAddr); - - const exchangeRateCurrent = await cToken.methods.exchangeRateCurrent().call(); - const liquidityPoolTotal = await cToken.methods.getCash().call(); - const totalBorrowsCurrent = await cToken.methods.totalBorrowsCurrent().call(); - const borrowRatePerBlock = await cToken.methods.borrowRatePerBlock().call(); - const totalSupply = await cToken.methods.totalSupply().call(); - const supplyRatePerBlock = await cToken.methods.supplyRatePerBlock().call(); - const totalReserves = await cToken.methods.totalReserves().call(); - const reserveFactor = await cToken.methods.reserveFactorMantissa().call(); - const collateralFactor = await comptroller.methods.markets(cTokenAddr).call(); - const cTokenDecimals = await cToken.methods.decimals().call(); - const cTokenMantissa = parseFloat('1e'+cTokenDecimals); - const underlyingAddress = await cToken.methods.underlying().call(); - - // const closeFactorMantissa = await comptroller.methods.closeFactorMantissa().call(); - // const liquidationIncentiveMantissa = await comptroller.methods.liquidationIncentiveMantissa().call(); - - const result = { - exchangeRateCurrent, - liquidityPoolTotal, - totalBorrowsCurrent, - borrowRatePerBlock, - totalSupply, - supplyRatePerBlock, - totalReserves, - reserveFactor, - collateralFactor, - cTokenDecimals, - underlyingAddress, - textExchangeRate: `1 c${symbol} = ${numbFormat(exchangeRateCurrent / 1e18 / 1e10)} ${symbol}`, - textContractHoldings: `${numbFormat(liquidityPoolTotal / 1e18)} ${symbol}`, - textOpenBorrows: `${numbFormat(totalBorrowsCurrent / 1e18)} ${symbol}`, - textSupplyRate: `${(supplyRatePerBlock / 1e18).toFixed(18)} ${symbol} per ${symbol} supplied`, - textBorrowRate: `${(borrowRatePerBlock / 1e18).toFixed(18)} ${symbol} per ${symbol} borrowed`, - textCTokenCirculation: `${numbFormat(totalSupply / cTokenMantissa)} c${symbol}`, - textReservesSum: `${numbFormat(totalReserves / 1e18)} ${symbol}`, - textReserveFactor: `${reserveFactor / 1e18 * 100}%`, - textCollateralFactor: `${collateralFactor.collateralFactorMantissa / 1e18 * 100}%`, - textcTokenMantissa: cTokenMantissa - } - - console.log(` - ~~ ${network} ~~ ${symbol} ~~ - Current Exchange Rate: ${result.textExchangeRate} - ${symbol} in contract: ${result.textContractHoldings} - Open Borrows Sum: ${result.textOpenBorrows} - Supply Rate / Block: ${result.textSupplyRate} - Borrow Rate / Block: ${result.textBorrowRate} - c${symbol} in circulation: ${result.textCTokenCirculation} - Reserves: ${result.textReservesSum} - Reserve Factor: ${result.textReserveFactor} - Collateral Factor: ${result.textCollateralFactor} - cToken Mantissa: ${cTokenMantissa} - Underlying Address: ${underlyingAddress} - `); - - resolve(result); - } catch (e) { - reject(e); - } - }); -}; + + + + +