Added functionality for neo4js database

features/data/DELETE_data.js

@@ -1,6 +1,6 @@
 const express = require('express');
 const router = express.Router();
-const pool = require('../db');
+const pool = require('../../db');
 
 
 async function delete_data(req, res) {

features/data/GET_data.js

@@ -1,6 +1,6 @@
 const express = require('express');
 const router = express.Router();
-const pool = require('../db');
+const pool = require('../../db');
 
 
 async function get_data(req, res) {

features/data/POST_data.js

@@ -1,6 +1,6 @@
 const express = require('express');
 const router = express.Router();
-const pool = require('../db');
+const pool = require('../../db');
 
 
 async function post_data(req, res) {

features/people/CREATE_people.js

@@ -0,0 +1,43 @@
+const express = require('express');
+const router = express.Router();
+var driver = require('../../graph_db');
+const pool = require('../../db');
+
+
+
+async function create_people(req, res) {
+    const { name, age, gender } = req.body;
+    try {
+        const { records } = await driver.executeQuery('Create (p:Person {name: $name, age: $age, gender: $gender})', { name: name, age: age, gender: gender }, { database: process.env.GRAPH_DB_NAME});
+    }
+    catch (err) {
+        console.error('database query failed', {
+            message: err.message,
+            code: err.code,
+            detail: err.detail,
+            hint: err.hint,
+            stack: err.stack,
+        });
+        res.status(500).send('Data was not pushed to graph database, request failed');
+    }
+    try {
+        const { rows } = await pool.query('INSERT INTO people (name, age, gender) VALUES ($1, $2, $3)', [name, age, gender]);
+        console.log(rows[0]);
+        res.status(200).send('Data has been pushed to both databases');
+        res.json(rows[0]);
+    }
+    catch (err) {
+        console.error('database query failed', {
+            message: err.message,
+            code: err.code,
+            detail: err.detail,
+            hint: err.hint,
+            stack: err.stack,
+        });
+        res.status(500).send('Data was not pushed to database, request failed');
+    }
+};
+
+
+router.post('/', create_people);
+module.exports = router;

features/relations/CREATE_friendship.js

@@ -0,0 +1,28 @@
+const express = require('express');
+const router = express.Router();
+var driver = require('../../graph_db');
+
+
+
+async function create_friendship(req, res) {
+    try {
+        const me = req.query.me;
+        const them = req.query.them;
+        const { records } = await driver.executeQuery('MATCH (m:Person {name: $me}) MATCH (t:Person {name: $them}) CREATE (m)-[:FRIENDS_WITH]-> (t) CREATE (t)-[:FRIENDS_WITH]-> (m)', { me: me, them: them }, { database: process.env.GRAPH_DB_NAME});
+        res.status(200).send('Relationship has been created');
+    }
+    catch (err) {
+        console.error('database query failed', {
+            message: err.message,
+            code: err.code,
+            detail: err.detail,
+            hint: err.hint,
+            stack: err.stack,
+        });
+        res.status(500).send('Relationship was not created, request failed');
+    }
+};
+
+
+router.post('/', create_friendship);
+module.exports = router;