1package commands
 2
 3import (
 4	"encoding/json"
 5	"fmt"
 6
 7	"github.com/spf13/cobra"
 8
 9	"github.com/MichaelMure/git-bug/cache"
10	"github.com/MichaelMure/git-bug/util/colors"
11)
12
13type userLsOptions struct {
14	format string
15}
16
17func newUserLsCommand() *cobra.Command {
18	env := newEnv()
19	options := userLsOptions{}
20
21	cmd := &cobra.Command{
22		Use:     "ls",
23		Short:   "List identities.",
24		PreRunE: loadBackend(env),
25		RunE: closeBackend(env, func(cmd *cobra.Command, args []string) error {
26			return runUserLs(env, options)
27		}),
28	}
29
30	flags := cmd.Flags()
31	flags.SortFlags = false
32
33	flags.StringVarP(&options.format, "format", "f", "default",
34		"Select the output formatting style. Valid values are [default,json]")
35
36	return cmd
37}
38
39func runUserLs(env *Env, opts userLsOptions) error {
40	ids := env.backend.AllIdentityIds()
41	var users []*cache.IdentityExcerpt
42	for _, id := range ids {
43		user, err := env.backend.ResolveIdentityExcerpt(id)
44		if err != nil {
45			return err
46		}
47		users = append(users, user)
48	}
49
50	switch opts.format {
51	case "json":
52		return userLsJsonFormatter(env, users)
53	case "default":
54		return userLsDefaultFormatter(env, users)
55	default:
56		return fmt.Errorf("unknown format %s", opts.format)
57	}
58}
59
60func userLsDefaultFormatter(env *Env, users []*cache.IdentityExcerpt) error {
61	for _, user := range users {
62		env.out.Printf("%s %s\n",
63			colors.Cyan(user.Id.Human()),
64			user.DisplayName(),
65		)
66	}
67
68	return nil
69}
70
71func userLsJsonFormatter(env *Env, users []*cache.IdentityExcerpt) error {
72	jsonUsers := make([]JSONIdentity, len(users))
73	for i, user := range users {
74		jsonUsers[i] = NewJSONIdentityFromExcerpt(user)
75	}
76
77	jsonObject, _ := json.MarshalIndent(jsonUsers, "", "    ")
78	env.out.Printf("%s\n", jsonObject)
79	return nil
80}