Create model with mongoose and insert three test records

Setup app for heroku.

db/database.js

@@ -0,0 +1,55 @@
+const mongoose = require('mongoose');
+const student = require('../models/student');
+
+mongoose.Promise = global.Promise;
+
+const saveStudent = (student) => {
+   student.save().then(() => {
+      console.log(`Saved student ${student}`);
+   }, (e) => {
+      console.log(`Unable to save ${student}`);
+   });
+};
+
+const insertTestData = () => {
+   const rudolf = new student.Student({
+      Vorname: 'Rudolf',
+      Nachname: 'Grauberger',
+      Matrikelnummer: 00000001,
+      Studiengang: 'INF',
+      Semester: 5,
+      EMail: '[email protected]'
+   });
+
+   const max = new student.Student({
+      Vorname: 'Max',
+      Nachname: 'Mustermann',
+      Matrikelnummer: 00000002,
+      Studiengang: 'MI',
+      Semester: 6,
+      EMail: '[email protected]'
+   });
+
+   const peter = new student.Student({
+      Vorname: 'Peter',
+      Nachname: 'Mustermann',
+      Matrikelnummer: 00000003,
+      Studiengang: 'WI',
+      Semester: 3,
+      EMail: '[email protected]'
+   });
+
+   saveStudent(rudolf);
+   saveStudent(max);
+   saveStudent(peter);
+}
+
+const initDatabase = (connectionString) => {
+   mongoose.connect(connectionString);
+
+   insertTestData();
+};
+
+module.exports = {
+   initDatabase
+};

models/student.js

@@ -0,0 +1,30 @@
+const mongoose = require('mongoose');
+
+// Definiert den Aufbau des Objekts
+const StudentSchema = new mongoose.Schema({
+   Vorname: {
+      type: String
+   },
+   Nachname: {
+      type: String
+   },
+   Matrikelnummer: {
+      type: Number
+   },
+   Studiengang: {
+      type: String
+   },
+   Semester: {
+      type: Number
+   },
+   EMail: {
+      type: String
+   }
+});
+
+// Das muss ausgeführt werden, damit ein Constructor für Student zur Verfügung steht
+const Student = mongoose.model('Student', StudentSchema);
+
+module.exports = {
+   Student
+};

package.json

@@ -20,5 +20,8 @@
   "bugs": {
     "url": "https://github.com/rudolfgrauberger/qq2-eignung-nodejs-fuer-microservice/issues"
   },
-  "homepage": "https://github.com/rudolfgrauberger/qq2-eignung-nodejs-fuer-microservice#readme"
+  "homepage": "https://github.com/rudolfgrauberger/qq2-eignung-nodejs-fuer-microservice#readme",
+  "dependencies": {
+    "mongoose": "^5.3.4"
+  }
 }

server.js

@@ -1,5 +1,11 @@
 const http = require('http');
 
+const db = require('./db/database');
+
+const connectionString = process.env.MONGODB_URI || 'mongodb://localhost:27017/QQ2Project';
+
+db.initDatabase(connectionString);
+
 // Nutzt den Port aus der Umgebungsvariable (für Heroku benötigt)
 // alternativ/lokal den Port 3000.
 const port = process.env.PORT || 3000;