add vehicle api (#221)

* add vehicle api

* Commit from GitHub Actions (Publish APIs & Clients)

Co-authored-by: asim <asim@users.noreply.github.com>

pkg/api/api.go

@@ -2,6 +2,7 @@
 package api
 
 import (
+	"bytes"
 	"encoding/json"
 	"fmt"
 	"io/ioutil"
@@ -45,3 +46,41 @@ func Get(url string, rsp interface{}) error {
 
 	return json.Unmarshal(b, rsp)
 }
+
+// Post a url and unmarshal a json body into the given value
+func Post(url string, ureq, rsp interface{}) error {
+	b, err := json.Marshal(ureq)
+	if err != nil {
+		return err
+	}
+
+	req, err := http.NewRequest("POST", url, bytes.NewReader(b))
+	if err != nil {
+		return err
+	}
+
+	for k, v := range keys {
+		req.Header.Set(k, v)
+	}
+
+	if v := req.Header.Get("Content-Type"); len(v) == 0 {
+		req.Header.Set("Content-Type", "application/json")
+	}
+
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	b, err = ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return err
+	}
+
+	if resp.StatusCode != 200 {
+		return fmt.Errorf("Non 200 response %v: %v", resp.StatusCode, string(b))
+	}
+
+	return json.Unmarshal(b, rsp)
+}