Re-organize Go code

1 files changed, 86 insertions, 0 deletions

diff --git a/client/go/internal/cli/cmd/clone_list.go b/client/go/internal/cli/cmd/clone_list.go
new file mode 100644
index 00000000000..826aea7b75e
--- /dev/null
+++ b/client/go/internal/cli/cmd/clone_list.go
@@ -0,0 +1,86 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package cmd
+
+import (
+	"encoding/json"
+	"net/http"
+	"sort"
+	"time"
+
+	"github.com/vespa-engine/vespa/client/go/internal/util"
+)
+
+func listSampleApps(client util.HTTPClient) ([]string, error) {
+	return listSampleAppsAt("https://api.github.com/repos/vespa-engine/sample-apps/contents/", client)
+}
+
+func listSampleAppsAt(url string, client util.HTTPClient) ([]string, error) {
+	rfs, err := getRepositoryFiles(url, client)
+	if err != nil {
+		return nil, err
+	}
+	var apps []string
+	for _, rf := range rfs {
+		isApp, follow := isApp(rf)
+		if isApp {
+			apps = append(apps, rf.Path)
+		} else if follow {
+			apps2, err := listSampleAppsAt(rf.URL, client)
+			if err != nil {
+				return nil, err
+			}
+			apps = append(apps, apps2...)
+		}
+	}
+	sort.Strings(apps)
+	return apps, nil
+}
+
+func getRepositoryFiles(url string, client util.HTTPClient) ([]repositoryFile, error) {
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		return nil, err
+	}
+	response, err := client.Do(req, time.Minute)
+	if err != nil {
+		return nil, err
+	}
+	defer response.Body.Close()
+	var files []repositoryFile
+	dec := json.NewDecoder(response.Body)
+	if err := dec.Decode(&files); err != nil {
+		return nil, err
+	}
+	return files, nil
+}
+
+func isApp(rf repositoryFile) (ok bool, follow bool) {
+	if rf.Type != "dir" {
+		return false, false
+	}
+	if rf.Path == "" {
+		return false, false
+	}
+	if rf.Path[0] == '_' || rf.Path[0] == '.' {
+		return false, false
+	}
+	// These are just heuristics and must be updated if we add more directories that are not applications, or that
+	// contain multiple applications inside
+	switch rf.Name {
+	case "test", "bin", "src":
+		return false, false
+	}
+	switch rf.Path {
+	case "news", "examples", "examples/operations", "operations", "vespa-cloud":
+		return false, true
+	}
+	return true, false
+}
+
+type repositoryFile struct {
+	Path    string `json:"path"`
+	Name    string `json:"name"`
+	Type    string `json:"type"`
+	URL     string `json:"url"`
+	HtmlURL string `json:"html_url"`
+}