Create the merkle tree, proof and verify

.gitignore

@@ -5,6 +5,7 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 lerna-debug.log*
+.DS_Store
 
 # Diagnostic reports (https://nodejs.org/api/report.html)
 report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json

client/index.js

@@ -4,11 +4,23 @@ const MerkleTree = require('../utils/MerkleTree');
 
 const serverUrl = 'http://localhost:1225';
 
+const index = niceList.findIndex(n => n === process.argv[2]);
+if (!index || index < 0 || index > niceList.length || !process.argv[2]) {
+  console.log('Name not found in nice list!');
+  process.exit(1);
+}
+
+const leaf = process.argv[3];
+const merkleTree = new MerkleTree(niceList);
+const proof = merkleTree.getProof(index);
+
+
 async function main() {
   // TODO: how do we prove to the server we're on the nice list? 
 
   const { data: gift } = await axios.post(`${serverUrl}/gift`, {
-    // TODO: add request body parameters here!
+    leaf,
+    proof,
   });
 
   console.log({ gift });

docker-compose.yml

@@ -0,0 +1,13 @@
+version: "3"
+
+services:
+   node-server:
+     tty: true
+     build:
+        context: .
+        dockerfile: docker/nodejs/Dockerfile
+     ports:
+       - 1225:1225
+     restart: unless-stopped
+     volumes:
+        - ./:/app

docker/nodejs/Dockerfile

@@ -0,0 +1,5 @@
+FROM node:18.12
+LABEL name="Fazal-E-Rabbi" email="[email protected]"
+
+WORKDIR /app
+EXPOSE 1225

server/index.js

@@ -8,14 +8,22 @@ app.use(express.json());
 
 // TODO: hardcode a merkle root here representing the whole nice list
 // paste the hex string in here, without the 0x prefix
-const MERKLE_ROOT = '';
+
+// const niceList = require('../utils/niceList.json');
+// const MerkleTree = require('../utils/MerkleTree');
+// const merkleTree = new MerkleTree(niceList);
+
+// const root = merkleTree.getRoot();
+// console.log(root);
+
+const MERKLE_ROOT = 'ddd59a2ffccddd60ff47993312821cd57cf30f7f14fb82937ebe2c4dc78375aa';
 
 app.post('/gift', (req, res) => {
   // grab the parameters from the front-end here
   const body = req.body;
 
   // TODO: prove that a name is in the list 
-  const isInTheList = false;
+  const isInTheList = verifyProof(body.proof, body.leaf, MERKLE_ROOT);
   if(isInTheList) {
     res.send("You got a toy robot!");
   }