1 | 'use strict';
|
2 |
|
3 | var swaggerTools = require('swagger-tools');
|
4 | var jsyaml = require('js-yaml');
|
5 | var fs = require('fs');
|
6 |
|
7 |
|
8 | var options = {
|
9 | controllers: './controllers',
|
10 | useStubs: false
|
11 | };
|
12 |
|
13 |
|
14 | var spec = fs.readFileSync('./api/swagger.yaml', 'utf8');
|
15 | var swaggerDoc = jsyaml.safeLoad(spec);
|
16 |
|
17 | function toPromise(f, req, res) {
|
18 | return new Promise(function(resolve, reject) {
|
19 | f(req, res, function(err) {
|
20 | if (err) {
|
21 | reject(err);
|
22 | } else {
|
23 | resolve();
|
24 | }
|
25 | });
|
26 | });
|
27 | }
|
28 |
|
29 | exports.swagger_generator = function(req, res) {
|
30 | swaggerTools.initializeMiddleware(swaggerDoc, function(middleware) {
|
31 | var metadata = middleware.swaggerMetadata();
|
32 | var validator = middleware.swaggerValidator();
|
33 | var router = middleware.swaggerRouter(options);
|
34 | req.url = swaggerDoc.basePath + req.url;
|
35 | toPromise(metadata, req, res).then(function() {
|
36 | return toPromise(validator, req, res);
|
37 | }).then(function() {
|
38 | return toPromise(router, req, res);
|
39 | }).catch(function(err) {
|
40 | console.error(err);
|
41 | res.status(res.statusCode || 400).send(err);
|
42 | });
|
43 | });
|
44 | };
|