Add basic util to request api

utils/apiclient/client.go

@@ -0,0 +1,34 @@
+package apiclient
+
+import (
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"github.com/pkg/errors"
+)
+
+func (c *APIClient) getRequest(endpoint string, queryParams url.Values) error {
+	fullURL := c.url(endpoint, queryParams)
+	req, err := http.NewRequest("GET", fullURL, nil)
+	if err != nil {
+		return errors.Wrap(err, "http GET request creation failed")
+	}
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return errors.Wrap(err, "http GET request failed")
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("API request failed with status %d", resp.StatusCode)
+	}
+
+	return nil
+}
+
+func (c *APIClient) url(endpoint string, qstr url.Values) string {
+	return fmt.Sprintf("%s/%s?%s", c.BaseURL, endpoint, qstr.Encode())
+}

utils/apiclient/client_test.go

@@ -0,0 +1,22 @@
+package apiclient
+
+import (
+	"net/url"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_url(t *testing.T) {
+	c := &APIClient{
+		BaseURL: "https://stellar.org",
+	}
+
+	qstr := url.Values{}
+	qstr.Add("type", "forward")
+	qstr.Add("federation_type", "bank_account")
+	qstr.Add("swift", "BOPBPHMM")
+	qstr.Add("acct", "2382376")
+	furl := c.url("federation", qstr)
+	assert.Equal(t, "https://stellar.org/federation?acct=2382376&federation_type=bank_account&swift=BOPBPHMM&type=forward", furl)
+}

utils/apiclient/main.go

@@ -0,0 +1,6 @@
+package apiclient
+
+type APIClient struct {
+	BaseURL   string
+	AuthToken string
+}