From 8808b8e88bff57665ff6bf9a066def410ada1817 Mon Sep 17 00:00:00 2001
From: Adam Soltys <asoltys@gmail.com>
Date: Tue, 23 Jan 2018 19:11:09 -0800
Subject: graphql endpoint

---
 app.js | 50 +++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 47 insertions(+), 3 deletions(-)

(limited to 'app.js')

diff --git a/app.js b/app.js
index 68bfcffb..940a4600 100644
--- a/app.js
+++ b/app.js
@@ -5,6 +5,40 @@ import passport from './passport'
 import cache from './cache'
 import dotenv from 'dotenv'
 import ba from 'bitcoinaverage'
+import fs from 'fs'
+import grpc from 'grpc'
+import { graphqlExpress, graphiqlExpress } from 'apollo-server-express'
+const { makeExecutableSchema } = require('graphql-tools');
+
+// Some fake data
+const books = [
+  {
+    title: "Harry Potter and the Sorcerer's stone",
+    author: 'J.K. Rowling',
+  },
+  {
+    title: 'Jurassic Park',
+    author: 'Michael Crichton',
+  },
+];
+
+// The GraphQL schema in string form
+const typeDefs = `
+  type Query { books: [Book] }
+  type Book { title: String, author: String }
+`;
+
+// The resolvers
+const resolvers = {
+  Query: { books: () => books },
+};
+
+// Put together a schema
+const schema = makeExecutableSchema({
+  typeDefs,
+  resolvers,
+});
+
 dotenv.config()
 
 require('dotenv').config()
@@ -21,7 +55,11 @@ const l = console.log
   const users = require('./routes/users')
   const transactions = require('./routes/transactions')
   const restClient = ba.restfulClient(process.env.BITCOINAVERAGE_PUBLIC, process.env.BITCOINAVERAGE_SECRET)
-  const lnrpc = await require('lnrpc')({ server: 'localhost:10009' })
+  const lnrpc = await require('lnrpc')({ server: 'localhost:10001' })
+  const adminMacaroon = fs.readFileSync('/home/adam/.lnd/data/core_test/admin.macaroon');
+  const meta = new grpc.Metadata();
+  meta.add('macaroon', adminMacaroon.toString('hex'));
+
 
   app.get('/users.json', transactions.index)
   app.post('/login', users.login)
@@ -32,10 +70,9 @@ const l = console.log
   app.get('/:user/transactions', transactions.index)
   app.post('/transactions/:txid', transactions.update)
   app['delete']('/:user/transactions/:txid', transactions['delete'])
-  app.get('/:user.json', users.json)
   app.get('/secret', passport.authenticate('jwt', { session: false }), users.secret)
   app.get('/balance', async (req, res) => {
-    res.json(await lnrpc.walletBalance({witness_only: true}))
+    res.json(await lnrpc.walletBalance({witness_only: true}, meta))
   })
 
   let fetchRates
@@ -50,6 +87,13 @@ const l = console.log
     res.json(app.get('rates'))
   })
 
+  app.use('/graphql', bodyParser.json(), graphqlExpress({ 
+    schema,
+    context: {},
+  }))
+
+  app.use('/graphiql', graphiqlExpress({ endpointURL: '/graphql' }))
+
   app.use(function (err, req, res, next) {
     res.status(500)
     res.send('An error occurred')
-- 
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