feat(milestone): Add milestone browse subcommand

Author: claytonrcarter

cmd/milestone_browse.go

@@ -0,0 +1,64 @@
+package cmd
+
+import (
+	"strings"
+
+	"github.com/MakeNowJust/heredoc/v2"
+	"github.com/rsteube/carapace"
+	"github.com/spf13/cobra"
+	"github.com/zaquestion/lab/internal/action"
+	"github.com/zaquestion/lab/internal/gitlab"
+)
+
+var milestoneBrowseCmd = &cobra.Command{
+	Use:     "browse [remote] [<name>]",
+	Aliases: []string{"b"},
+	Short:   "View milestone in a browser",
+	Example: heredoc.Doc(`
+		lab milestone browse
+		lab milestone browse upstream "my great milestone"`),
+	PersistentPreRun: labPersistentPreRun,
+	Run: func(cmd *cobra.Command, args []string) {
+		rn, name, err := parseArgsRemoteAndProject(args)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		var milestoneURL string
+		if name == "" {
+			project, err := gitlab.FindProject(rn)
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			milestoneURL = project.WebURL + "/-/milestones"
+		} else {
+			name = strings.TrimLeft(name, "%")
+			milestone, err := gitlab.MilestoneGet(rn, name)
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			milestoneURL = milestone.WebURL
+		}
+
+		err = browse(milestoneURL)
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+}
+
+func init() {
+	milestoneCmd.AddCommand(milestoneBrowseCmd)
+	carapace.Gen(milestoneCreateCmd).PositionalCompletion(
+		action.Remotes(),
+		carapace.ActionCallback(func(c carapace.Context) carapace.Action {
+			project, _, err := parseArgsRemoteAndProject(c.Args)
+			if err != nil {
+				return carapace.ActionMessage(err.Error())
+			}
+			return action.Milestones(project, action.MilestoneOpts{Active: true})
+		}),
+	)
+}

cmd/milestone_browse_test.go

@@ -0,0 +1,20 @@
+package cmd
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func Test_milestoneBrowse(t *testing.T) {
+	oldBrowse := browse
+	defer func() { browse = oldBrowse }()
+
+	browse = func(url string) error {
+		require.Equal(t, "https://gitlab.com/zaquestion/test/-/milestones/1", url)
+		return nil
+	}
+
+	// milestone "1.0" has id 1
+	milestoneBrowseCmd.Run(nil, []string{"1.0"})
+}