add moe liquidity book adapter

projects/merchant-moe-lb/index.js

@@ -0,0 +1,34 @@
+const { sumTokens2 } = require('../helper/unwrapLPs')
+
+const factories = {
+  mantle: '0xa6630671775c4EA2743840F9A5016dCf2A104054',
+}
+async function tvl(api) {
+  const pools = await api.fetchList({
+    target: factories[api.chain],
+    itemAbi: 'function getLBPairAtIndex(uint256) view returns (address)',
+    lengthAbi: 'uint256:getNumberOfLBPairs',
+  })
+  const tokenA = await api.multiCall({
+    abi: 'address:getTokenX',
+    calls: pools,
+  })
+  const tokenB = await api.multiCall({
+    abi: 'address:getTokenY',
+    calls: pools,
+  })
+  const toa = []
+  tokenA.map((_, i) => {
+    toa.push([tokenA[i], pools[i]])
+    toa.push([tokenB[i], pools[i]])
+  })
+  return sumTokens2({ api, tokensAndOwners: toa, })
+}
+
+module.exports = {
+  methodology: 'We count the token balances in in different liquidity book contracts',
+}
+
+Object.keys(factories).forEach(chain => {
+  module.exports[chain] = { tvl }
+})