day 2 new files

Author: Dan-Nolan

models/Transaction.js

@@ -0,0 +1,18 @@
+const {utxos} = require('../db');
+
+class Transaction {
+  constructor(inputs, outputs) {
+    this.inputs = inputs;
+    this.outputs = outputs;
+  }
+  execute() {
+    this.inputs.forEach((input) => {
+      input.spent = true;
+    });
+    this.outputs.forEach((output) => {
+      utxos.push(output);
+    });
+  }
+}
+
+module.exports = Transaction;

models/UTXO.js

@@ -0,0 +1,9 @@
+class UTXO {
+  constructor(owner, amount) {
+    this.owner = owner;
+    this.amount = amount;
+    this.spent = false;
+  }
+}
+
+module.exports = UTXO;

scripts/generate.js

@@ -0,0 +1,10 @@
+const EC = require('elliptic').ec;
+
+const ec = new EC('secp256k1');
+
+const key = ec.genKeyPair();
+
+console.log({
+  privateKey: key.getPrivate().toString(16),
+  publicKey: key.getPublic().encode('hex'),
+});

scripts/getBalance.js

@@ -0,0 +1,8 @@
+const client = require('./client');
+const {argv} = require('yargs');
+const {address} = argv;
+
+client.request('getBalance', [address], function(err, response) {
+  if(err) throw err;
+  console.log(response.result);
+});