Merge pull request #46 from K-Phoen/dash-delete

Add a DeleteDashboard method to the client

client.go

@@ -193,6 +193,38 @@ func (client *Client) UpsertDashboard(ctx context.Context, folder *Folder, build
 	return &model, nil
 }
 
+// DeleteDashboard deletes a dashboard given its UID.
+func (client *Client) DeleteDashboard(ctx context.Context, uid string) error {
+	resp, err := client.delete(ctx, "/api/dashboards/uid/"+uid)
+	if err != nil {
+		return err
+	}
+
+	defer func() { _ = resp.Body.Close() }()
+
+	if resp.StatusCode != http.StatusOK {
+		body, err := ioutil.ReadAll(resp.Body)
+		if err != nil {
+			return err
+		}
+
+		return fmt.Errorf("could not delete dashboard: %s", body)
+	}
+
+	return nil
+}
+
+func (client Client) delete(ctx context.Context, path string) (*http.Response, error) {
+	request, err := http.NewRequestWithContext(ctx, http.MethodDelete, client.url(path), nil)
+	if err != nil {
+		return nil, err
+	}
+
+	request.Header.Add("Authorization", fmt.Sprintf("Bearer %s", client.apiToken))
+
+	return client.http.Do(request)
+}
+
 func (client Client) postJSON(ctx context.Context, path string, body []byte) (*http.Response, error) {
 	request, err := http.NewRequestWithContext(ctx, http.MethodPost, client.url(path), bytes.NewReader(body))
 	if err != nil {

client_test.go

@@ -249,3 +249,33 @@ func TestDashboardsCreationCanFail(t *testing.T) {
 	req.Error(err)
 	req.Nil(board)
 }
+
+func TestDeleteDashboard(t *testing.T) {
+	req := require.New(t)
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		fmt.Fprintln(w, `{"title": "Production Overview"}`)
+	}))
+	defer ts.Close()
+
+	client := NewClient(http.DefaultClient, ts.URL, "")
+
+	err := client.DeleteDashboard(context.TODO(), "some uid")
+
+	req.NoError(err)
+}
+
+func TestDeleteDashboardCanFail(t *testing.T) {
+	req := require.New(t)
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusForbidden)
+		fmt.Fprintln(w, `{"message": "oh noes"}`)
+	}))
+	defer ts.Close()
+
+	client := NewClient(http.DefaultClient, ts.URL, "")
+
+	err := client.DeleteDashboard(context.TODO(), "some uid")
+
+	req.Error(err)
+}