Remove redundancy in database cleaner

src/seed/factories/index.js

@@ -37,13 +37,13 @@ const create = (model, parameters, options) => {
 
 const cleanDatabase = async () => {
   const session = driver.session()
-  const cypher = 'MATCH (n) DETACH DELETE n'
+  const cypher = 'MATCH (n) OPTIONAL MATCH (n)-[r]-() DELETE n,r'
   try {
-    const result = await session.run(cypher)
-    session.close()
-    return result
+    return await session.run(cypher)
   } catch (error) {
     console.log(error)
+  } finally {
+    session.close()
   }
 }
 

src/seed/reset-db.js

@@ -1,30 +1,19 @@
-import { query } from '../graphql-schema'
+import { cleanDatabase } from './factories'
 import dotenv from 'dotenv'
-import neo4j from '../bootstrap/neo4j'
 
 dotenv.config()
 
 if (process.env.NODE_ENV === 'production') {
-  throw new Error('YOU CAN`T UNSEED IN PRODUCTION MODE')
+  throw new Error(`YOU CAN'T CLEAN THE DATABASE WITH NODE_ENV=${process.env.NODE_ENV}`)
 }
 
-const driver = neo4j().getDriver()
-const session = driver.session()
-
-const deleteAll = `
-MATCH (n)
-OPTIONAL MATCH (n)-[r]-()
-DELETE n,r
-`
-query(deleteAll, session).then(() => {
-  /* eslint-disable-next-line no-console */
-  console.log('Successfully deleted all nodes and relations!')
-}).catch((err) => {
-  /* eslint-disable-next-line no-console */
-  console.log(`Error occurred deleting the nodes and relations (reset the db)\n\n${err}`)
-}).finally(() => {
-  if (session) {
-    session.close()
+(async function () {
+  try {
+    await cleanDatabase()
+    console.log('Successfully deleted all nodes and relations!')
+    process.exit(0)
+  } catch (err) {
+    console.log(`Error occurred deleting the nodes and relations (reset the db)\n\n${err}`)
+    process.exit(1)
   }
-  process.exit(0)
-})
+})()

src/seed/seed-db.js

@@ -4,8 +4,8 @@ import gql from 'graphql-tag'
 import asyncForEach from '../helpers/asyncForEach'
 import seed from './data'
 
+/* eslint-disable no-multi-spaces */
 (async function () {
-  // prefer factories
   try {
     await Promise.all([
       create('user', { id: 'u1', name: 'Peter Lustig',       role: 'admin',     email: 'admin@example.org', password: '1234' }),
@@ -104,3 +104,4 @@ import seed from './data'
   /* eslint-disable-next-line no-console */
   console.log('Seeded Data...')
 })()
+/* eslint-enable no-multi-spaces */