server works with backend via redis, serves chainInfo, more

misc.js

@@ -1,6 +1,45 @@
 import fs from "fs";
 import util from "util";
+import {keccak256} from "ethers";
 
 export const readFile = (fileName) => util.promisify(fs.readFile)(fileName, 'utf8');
 
-export const ALL_CHAINS = [42161,]
+const vaultCode = JSON.parse(fs.readFileSync('./contract/out/Vault.sol/Vault.json').toString())
+export const VAULT_INIT_CODE_HASH = keccak256(vaultCode.bytecode.object)
+
+export const chainInfo = {}
+
+const _chains = [
+    {id:42161, name:'Arbitrum'},
+    {id:1338, name:'Mock'},
+]
+
+function _setChainInfo(c, k, v) {
+    c.update(v)
+    chainInfo[c][k] = v
+}
+
+for (const chain of _chains) {
+    const path = `contract/broadcast/Deploy.sol/${chain.id}/run-${process.env['DEXORDER_DEPLOYMENT_' + chain.id]}.json`;
+    let deployment
+    try {
+        deployment = JSON.parse(fs.readFileSync(path, 'utf8')) //null synchronous is ok we only do this once on init
+    }
+    catch {
+        continue
+    }
+    for (const tx of deployment.transactions) {
+        if (tx.contractName === 'Factory')
+            chain.factory = tx.contractAddress
+        else if (tx.contractName === 'QueryHelper')
+            chain.helper = tx.contractAddress
+        else if (tx.contractName === 'MockEnv') {
+            // todo set up mock coins, etc
+        }
+    }
+    if (chain.factory === undefined)
+        throw Error(`No Factory deployment found for chainId ${chain.id} ${path}`)
+    if (chain.helper === undefined)
+        throw Error(`No QueryHelper deployment found for chainId ${chain.id} ${path}`)
+    chainInfo[chain.id] = chain
+}