Anzen (DefiLlama#8874)

* add Anzen TVL

* Refactor TVL and add borrowed function

---------

Co-authored-by: Ben Shyong <[email protected]>

Author: g1nt0ki

projects/anzen/index.js

@@ -0,0 +1,24 @@
+const tokens = [
+  '0xEf5AAcB3c38a5Be7785a361008e27fb0328a62B5', // secured private credit token
+  // '0xE16f2eC94E8a0819EB93022c45E05D582f4E5c15', // private credit token
+];
+
+async function tvl(_, _1, _2, { api }) {
+  const uTokens = await api.multiCall({ abi: 'address:usdc', calls: tokens })
+  return api.sumTokens({ tokensAndOwners2: [uTokens, tokens,] })
+}
+async function borrowed(_, _1, _2, { api }) {
+  const uTokens = await api.multiCall({ abi: 'address:usdc', calls: tokens })
+  const bals = (await api.multiCall({ abi: 'uint256:totalPooledUSD', calls: tokens })).map(i => i / 1e12)
+  const inContracts = (await api.multiCall({ abi: 'address:reserveUSD', calls: tokens })).map(i => i * -1)
+  api.add(uTokens, bals)
+  api.add(uTokens, inContracts)
+  return api.getBalances()
+}
+
+module.exports = {
+  methodology: "Sums the locked collateral amounts and depositor token balances.",
+  ethereum: {
+    tvl, borrowed,
+  },
+};