Method for setting up Kredits

index.js

@@ -2,6 +2,19 @@ require('dotenv').config()
 const GiteaReviews = require('./lib/gitea-reviews');
 const GithubReviews = require('./lib/github-reviews');
 
+const ethers = require('ethers');
+const Kredits = require('kredits-contracts');
+const util = require('util');
+
+const providerUrl = process.env.KREDITS_PROVIDER_URL;
+const daoAddress  = process.env.KREDITS_DAO_ADDRESS;
+
+const ipfsConfig = {
+  host: process.env.IPFS_API_HOST || 'localhost',
+  port: process.env.IPFS_API_PORT || '5001',
+  protocol: process.env.IPFS_API_PROTOCOL || 'http'
+};
+
 const kreditsAmounts = {
   'kredits-1': 100,
   'kredits-2': 300,
@@ -26,3 +39,35 @@ async function getAllReviews(repos, startDate, endDate) {
   });
 }
 
+async function initializeKredits () {
+  //
+  // Ethereum provider/node setup
+  //
+
+  let ethProvider;
+  if (providerUrl) {
+    ethProvider = new ethers.providers.JsonRpcProvider(providerUrl);
+  } else {
+    ethProvider = new ethers.getDefaultProvider('rinkeby');
+  }
+
+  //
+  // Kredits contracts setup
+  //
+
+  const opts = { ipfsConfig };
+  if (daoAddress) {
+    opts.addresses = { Kernel: daoAddress };
+  }
+  let kredits;
+
+  try {
+    kredits = await new Kredits(ethProvider, null, opts).init();
+  } catch(error) {
+    console.log('Could not set up kredits:', error);
+    process.exit(1);
+  }
+
+  return kredits;
+}
+

package.json

@@ -10,6 +10,8 @@
   "license": "ISC",
   "dependencies": {
     "axios": "^0.21.1",
-    "dotenv": "^8.2.0"
+    "dotenv": "^8.2.0",
+    "ethers": "^5.0.24",
+    "kredits-contracts": "^6.0.0"
   }
 }