diff --git a/bakalari.nim b/bakalari.nim
index fe69beb..236d4a4 100644
--- a/bakalari.nim
+++ b/bakalari.nim
@@ -2,14 +2,17 @@ import httpclient, json, uri
 
 type
   Bakalari = ref object
+    website: Uri
     accessToken: string
     refreshToken: string
 
+let client = newHttpClient()
+
 proc newBakalari*(website: Uri, username: string, password: string): Bakalari =
   new result
+  result.website = website
   let
     api = website / "api/login"
-    client = newHttpClient()
     data = newMultipartData {
       "client_id": "ANDR",
       "grant_type": "password",
@@ -21,3 +24,34 @@ proc newBakalari*(website: Uri, username: string, password: string): Bakalari =
     root = body.parseJson
   result.accessToken = root["access_token"].getStr
   result.refreshToken = root["refresh_token"].getStr
+
+func accessToken*(bakalari: Bakalari): string =
+  bakalari.accessToken
+
+func refreshToken*(bakalari: Bakalari): string =
+  bakalari.refreshToken
+
+proc renewTokens(bakalari: Bakalari) =
+  let
+    api = bakalari.website / "api/login"
+    data = newMultipartData {
+      "client_id": "ANDR",
+      "grant_type": "refresh_token",
+      "refresh_token": bakalari.refreshToken,
+    }
+    response = client.post($api, multipart = data)
+    body = response.body
+    root = body.parseJson
+  bakalari.accessToken = root["access_token"].getStr
+  bakalari.refreshToken = root["refresh_token"].getStr
+
+proc getEndpoint*(bakalari: Bakalari, endpoint: string): JsonNode =
+  let
+    api = bakalari.website / "api/3" / endpoint
+    data = newMultipartData {
+      "Authorization": "Bearer " & bakalari.accessToken,
+    }
+    response = client.post($api, multipart = data)
+    body = response.body
+  bakalari.renewTokens
+  result = body.parseJson