Adding node-config

config/custom-environment-variables.json

@@ -0,0 +1,9 @@
+{
+  "App": {
+    "dbConfig": {
+      "url":"DATABASE_URL",
+      "dbName": "DATABASE_NAME",
+      "port": "DATABASE_PORT"
+    }
+  }
+}

config/database.js

@@ -1,12 +1,15 @@
 const mongoose = require('mongoose');
-const config = require('./environment');
+const config = require('config');
 
 mongoose.Promise = Promise;
 
+const dbConfig = config.get('App.dbConfig');
+const dbConnectionUrl = `${dbConfig.get('url')}:${dbConfig.get('port')}/${dbConfig.get('dbName')}`;
+
 const mongodbUrl = config.mongodbUrl;
 
-const connect = () => mongoose.connect(mongodbUrl, {
-    useMongoClient: true
+const connect = () => mongoose.connect(dbConnectionUrl, {
+  useMongoClient: true
 });
 
 module.exports = {

config/default.json

@@ -0,0 +1,9 @@
+{
+  "App": {
+    "dbConfig": {
+      "url":"mongodb://mongodb",
+      "dbName": "development",
+      "port": 27017
+    }
+  }
+}

config/test.json

@@ -0,0 +1,7 @@
+{
+  "App": {
+    "dbConfig": {
+      "dbName": "test"
+    }
+  }
+}

docker-compose.yml

@@ -6,6 +6,8 @@ services:
     environment:
       NODE_ENV: development
     tty: true
+    ports:
+      - 3000:3000
     depends_on:
       - mongodb
   mongodb:

package.json

@@ -21,6 +21,7 @@
     "body-parser": "^1.18.0",
     "bunyan": "^1.8.12",
     "chai": "^4.1.2",
+    "config": "^3.0.1",
     "express": "^4.15.4",
     "mocha": "^3.5.3",
     "mongoose": "^4.11.11",