From 844780d805ecb8f4084455fb8f0433766bcf51a9 Mon Sep 17 00:00:00 2001
From: Jannis R <mail@jannisr.de>
Date: Wed, 22 Jun 2016 01:39:59 +0200
Subject: [PATCH] ability to fetch data

---
 index.js     | 29 ++++++++++++++++++++++++++++-
 package.json |  5 ++++-
 2 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index eba3ac44..9a299187 100644
--- a/index.js
+++ b/index.js
@@ -1,3 +1,30 @@
 'use strict'
 
-// todo
+const got = require('got')
+
+const request = (cfg) => (data) => {
+	let req = {
+		json: true,
+		headers: {
+			'Content-Type':    'application/json',
+			'Accept-Encoding': 'gzip, deflate'
+		},
+		body: JSON.stringify({
+			  client: cfg.client, ext: cfg.ext
+			, ver: cfg.version, auth: cfg.auth
+			, lang: 'en', svcReqL: [data]
+		})
+	}
+	if (cfg.req) req = cfg.req(req)
+
+	return got.post(cfg.endpoint, req)
+	.then((res) => {
+		if (res.body.err) return new Error(res.body.err)
+		if (!res.body.svcResL || !res.body.svcResL[0]) return new Error('invalid response')
+		const data = res.body.svcResL[0]
+		if (data.err !== 'OK') return new Error(data.errTxt)
+		return data.res
+	}).catch(console.error)
+}
+
+module.exports = request
diff --git a/package.json b/package.json
index 252d4b6d..287f2eea 100644
--- a/package.json
+++ b/package.json
@@ -10,5 +10,8 @@
 	"bugs":         "https://github.com/derhuerst/hafas-client/issues",
 	"license":      "ISC",
 	"keywords":     ["hafas", "public", "transport", "api"],
-	"engines" :     {"node": ">=4"}
+	"engines" :     {"node": ">=4"},
+	"dependencies": {
+		"got": "^6.3"
+	}
 }