From 6a1c1927e2319e0ca27d37f897876bb751047c5b Mon Sep 17 00:00:00 2001
From: Miroslav Pejic <miroslav.pejic@cloud.timenet.it>
Date: Fri, 8 Oct 2021 16:18:14 +0200
Subject: [PATCH] [mirotalksfu] - add swagger

---
 README.md            |  5 +++++
 app/api/swagger.yaml | 47 ++++++++++++++++++++++++++++++++++++++++++++
 app/src/Server.js    | 11 +++++++++++
 package.json         |  4 +++-
 4 files changed, 66 insertions(+), 1 deletion(-)
 create mode 100644 app/api/swagger.yaml

diff --git a/README.md b/README.md
index 777c7a98..df188fa0 100644
--- a/README.md
+++ b/README.md
@@ -95,8 +95,13 @@ $ docker-compose down
 ```bash
 # The response will give you a entrypoint / Room URL for your meeting.
 $ curl -X POST "http://localhost:3010/api/v1/meeting" -H "authorization: mirotalksfu_default_secret" -H "Content-Type: application/json"
+$ curl -X POST "https://sfu.mirotalk.org/api/v1/meeting" -H "authorization: mirotalksfu_default_secret" -H "Content-Type: application/json"
 ```
 
+## API Documentation
+
+The API documentation uses [swagger](https://swagger.io/) at https://localhost:3010/api/v1/docs or check it on live [here](https://sfu.mirotalk.org/api/v1/docs).
+
 ## Notes
 
 -   Run the project on a `Linux or Mac` system as the `mediasoup` installation could have issues on `Windows`.
diff --git a/app/api/swagger.yaml b/app/api/swagger.yaml
new file mode 100644
index 00000000..7fb99dec
--- /dev/null
+++ b/app/api/swagger.yaml
@@ -0,0 +1,47 @@
+swagger: '2.0'
+
+info:
+    title: MiroTalk SFU API
+    description: API description for external applications that integrates with MiroTalk SFU.
+    version: 1.0.0
+
+basePath: /api/v1
+
+schemes:
+    - https
+    - http
+
+paths:
+    /meeting:
+        post:
+            tags:
+                - 'meeting'
+            summary: 'Create meeting'
+            description: 'Create meeting'
+            consumes:
+                - 'application/json'
+            produces:
+                - 'application/json'
+            security:
+                - secretApiKey: []
+            responses:
+                '200':
+                    description: 'Meeting created'
+                    schema:
+                        $ref: '#/definitions/MeetingResponse'
+                '403':
+                    description: 'Unauthorized!'
+
+securityDefinitions:
+    secretApiKey:
+        type: 'apiKey'
+        name: 'authorization'
+        in: 'header'
+        description: 'Format like this: authorization: {API_KEY_SECRET}'
+
+definitions:
+    MeetingResponse:
+        type: 'object'
+        properties:
+            meeting:
+                type: 'string'
diff --git a/app/src/Server.js b/app/src/Server.js
index c7835279..bf4942d8 100644
--- a/app/src/Server.js
+++ b/app/src/Server.js
@@ -14,6 +14,9 @@ const Peer = require('./Peer');
 const ServerApi = require('./ServerApi');
 const Logger = require('./Logger');
 const log = new Logger('Server');
+const yamlJS = require('yamljs');
+const swaggerUi = require('swagger-ui-express');
+const swaggerDocument = yamlJS.load(path.join(__dirname + '/../api/swagger.yaml'));
 
 const app = express();
 
@@ -26,6 +29,9 @@ const httpsServer = https.createServer(options, app);
 const io = require('socket.io')(httpsServer);
 const host = 'https://' + 'localhost' + ':' + config.listenPort; // config.listenIp
 
+const apiBasePath = '/api/v1'; // api endpoint path
+const api_docs = host + apiBasePath + '/docs'; // api docs
+
 // all mediasoup workers
 let workers = [];
 let nextMediasoupWorkerIdx = 0;
@@ -97,6 +103,9 @@ app.get('/join/*', (req, res) => {
 // Api parse body data as json
 app.use(express.json());
 
+// api docs
+app.use(apiBasePath + '/docs', swaggerUi.serve, swaggerUi.setup(swaggerDocument));
+
 // request meeting room endpoint
 app.post(['/api/v1/meeting'], (req, res) => {
     // check if user was authorized for the api call
@@ -138,6 +147,7 @@ async function ngrokStart() {
         log.debug('Listening on', {
             server: host,
             tunnel: tunnel,
+            api_docs: api_docs,
         });
     } catch (err) {
         log.error('Ngrok Start error: ', err);
@@ -170,6 +180,7 @@ httpsServer.listen(config.listenPort, () => {
     }
     log.debug('Listening on', {
         server: host,
+        api_docs: api_docs,
     });
 });
 
diff --git a/package.json b/package.json
index 7c164970..fdf10154 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,9 @@
         "mediasoup-client": "^3.6.42",
         "ngrok": "^4.2.2",
         "socket.io": "^4.2.0",
-        "uuid": "8.3.2"
+        "swagger-ui-express": "^4.1.6",
+        "uuid": "8.3.2",
+        "yamljs": "^0.3.0"
     },
     "devDependencies": {
         "node-fetch": "^3.0.0",