├── .gitignore
├── package.json
├── README.md
└── index.js


/.gitignore:
--------------------------------------------------------------------------------
1 | node_modules


--------------------------------------------------------------------------------
/package.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "name": "functions",
 3 |   "description": "Cloud Functions for Firebase",
 4 |   "scripts": {
 5 |     "serve": "firebase serve --only functions",
 6 |     "shell": "firebase functions:shell",
 7 |     "start": "npm run shell",
 8 |     "deploy": "firebase deploy --only functions",
 9 |     "logs": "firebase functions:log"
10 |   },
11 |   "dependencies": {
12 |     "cors": "^2.8.4",
13 |     "firebase-admin": "~5.12.0",
14 |     "firebase-functions": "^1.0.1"
15 |   },
16 |   "private": true
17 | }
18 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | # Shop-List-Server
 2 | Serverless firebase Cloud function
 3 | 
 4 | ### Get items
 5 | [https://us-central1-shop-list-b60aa.cloudfunctions.net/getItems](https://us-central1-shop-list-b60aa.cloudfunctions.net/getItems)
 6 | 
 7 | ### Post items
 8 | [https://us-central1-shop-list-b60aa.cloudfunctions.net/addItem](https://us-central1-shop-list-b60aa.cloudfunctions.net/addItem)
 9 | 
10 | ### Delete items
11 | [https://us-central1-shop-list-b60aa.cloudfunctions.net/delete](https://us-central1-shop-list-b60aa.cloudfunctions.net/addItem)
12 | 


--------------------------------------------------------------------------------
/index.js:
--------------------------------------------------------------------------------
 1 | const functions = require("firebase-functions");
 2 | const cors = require('cors')({ origin: true });
 3 | const admin = require('firebase-admin');
 4 | 
 5 | admin.initializeApp();
 6 | 
 7 | const database = admin.database().ref('/items');
 8 | 
 9 | exports.helloWorld = functions.https.onRequest((request, response) => {
10 |   response.send("Hello from a Severless Database!");
11 | });
12 | 
13 | const getItemsFromDatabase = (res) => {
14 |   let items = [];
15 | 
16 |   return database.on('value', (snapshot) => {
17 |     snapshot.forEach((item) => {
18 |       items.push({
19 |         id: item.key,
20 |         item: item.val().item
21 |       });
22 |     });   
23 |     res.status(200).json(items);
24 |   }, (error) => {
25 |     res.status(500).json({
26 |       message: `Something went wrong. ${error}`
27 |     })
28 |   })
29 | };
30 | 
31 | exports.addItem = functions.https.onRequest((req, res) => {
32 |   return cors(req, res, () => {
33 |     if(req.method !== 'POST') {
34 |       return res.status(500).json({
35 |         message: 'Not allowed'
36 |       })
37 |     };
38 |     const item = req.body.item;
39 |     database.push({ item });
40 |     getItemsFromDatabase(res)
41 |   });
42 | });
43 | 
44 | exports.getItems = functions.https.onRequest((req, res) => {
45 |   return cors(req, res, () => {
46 |     if(req.method !== 'GET') {
47 |       return res.status(500).json({
48 |         message: 'Not allowed'
49 |       });
50 |     };
51 |     getItemsFromDatabase(res)
52 |   });
53 | });
54 | 
55 | exports.deleteItem = functions.https.onRequest((req, res) => {
56 |   return cors(req, res, () => {
57 |     if(req.method !== 'DELETE') {
58 |       return res.status(500).json({
59 |         message: 'Not allowed'
60 |       })
61 |     }
62 |     const id = req.query.id 
63 |     admin.database().ref(`/items/${id}`).remove()
64 |     getItemsFromDatabase(res)
65 |   })
66 | })
67 | 


--------------------------------------------------------------------------------