ls.go

  1package commands
  2
  3import (
  4	"fmt"
  5	"strings"
  6
  7	"github.com/MichaelMure/git-bug/cache"
  8	"github.com/MichaelMure/git-bug/util/colors"
  9	"github.com/MichaelMure/git-bug/util/interrupt"
 10	"github.com/spf13/cobra"
 11)
 12
 13var (
 14	lsStatusQuery      []string
 15	lsAuthorQuery      []string
 16	lsParticipantQuery []string
 17	lsLabelQuery       []string
 18	lsTitleQuery       []string
 19	lsActorQuery       []string
 20	lsNoQuery          []string
 21	lsSortBy           string
 22	lsSortDirection    string
 23)
 24
 25func runLsBug(cmd *cobra.Command, args []string) error {
 26	backend, err := cache.NewRepoCache(repo)
 27	if err != nil {
 28		return err
 29	}
 30	defer backend.Close()
 31	interrupt.RegisterCleaner(backend.Close)
 32
 33	var query *cache.Query
 34	if len(args) >= 1 {
 35		query, err = cache.ParseQuery(strings.Join(args, " "))
 36
 37		if err != nil {
 38			return err
 39		}
 40	} else {
 41		query, err = lsQueryFromFlags()
 42		if err != nil {
 43			return err
 44		}
 45	}
 46
 47	allIds := backend.QueryBugs(query)
 48
 49	for _, id := range allIds {
 50		b, err := backend.ResolveBugExcerpt(id)
 51		if err != nil {
 52			return err
 53		}
 54
 55		var name string
 56		if b.AuthorId != "" {
 57			author, err := backend.ResolveIdentityExcerpt(b.AuthorId)
 58			if err != nil {
 59				name = "<missing author data>"
 60			} else {
 61				name = author.DisplayName()
 62			}
 63		} else {
 64			name = b.LegacyAuthor.DisplayName()
 65		}
 66
 67		// truncate + pad if needed
 68		titleFmt := fmt.Sprintf("%-50.50s", b.Title)
 69		authorFmt := fmt.Sprintf("%-15.15s", name)
 70
 71		fmt.Printf("%s %s\t%s\t%s\tC:%d L:%d\n",
 72			colors.Cyan(b.HumanId()),
 73			colors.Yellow(b.Status),
 74			titleFmt,
 75			colors.Magenta(authorFmt),
 76			b.LenComments,
 77			len(b.Labels),
 78		)
 79	}
 80
 81	return nil
 82}
 83
 84// Transform the command flags into a query
 85func lsQueryFromFlags() (*cache.Query, error) {
 86	query := cache.NewQuery()
 87
 88	for _, status := range lsStatusQuery {
 89		f, err := cache.StatusFilter(status)
 90		if err != nil {
 91			return nil, err
 92		}
 93		query.Status = append(query.Status, f)
 94	}
 95
 96	for _, title := range lsTitleQuery {
 97		f := cache.TitleFilter(title)
 98		query.Title = append(query.Title, f)
 99	}
100
101	for _, author := range lsAuthorQuery {
102		f := cache.AuthorFilter(author)
103		query.Author = append(query.Author, f)
104	}
105
106	for _, actor := range lsActorQuery {
107		f := cache.ActorFilter(actor)
108		query.Actor = append(query.Actor, f)
109	}
110
111	for _, participant := range lsParticipantQuery {
112		f := cache.ParticipantFilter(participant)
113		query.Participant = append(query.Participant, f)
114	}
115
116	for _, label := range lsLabelQuery {
117		f := cache.LabelFilter(label)
118		query.Label = append(query.Label, f)
119	}
120
121	for _, no := range lsNoQuery {
122		switch no {
123		case "label":
124			query.NoFilters = append(query.NoFilters, cache.NoLabelFilter())
125		default:
126			return nil, fmt.Errorf("unknown \"no\" filter %s", no)
127		}
128	}
129
130	switch lsSortBy {
131	case "id":
132		query.OrderBy = cache.OrderById
133	case "creation":
134		query.OrderBy = cache.OrderByCreation
135	case "edit":
136		query.OrderBy = cache.OrderByEdit
137	default:
138		return nil, fmt.Errorf("unknown sort flag %s", lsSortBy)
139	}
140
141	switch lsSortDirection {
142	case "asc":
143		query.OrderDirection = cache.OrderAscending
144	case "desc":
145		query.OrderDirection = cache.OrderDescending
146	default:
147		return nil, fmt.Errorf("unknown sort direction %s", lsSortDirection)
148	}
149
150	return query, nil
151}
152
153var lsCmd = &cobra.Command{
154	Use:   "ls [<query>]",
155	Short: "List bugs.",
156	Long: `Display a summary of each bugs.
157
158You can pass an additional query to filter and order the list. This query can be expressed either with a simple query language or with flags.`,
159	Example: `List open bugs sorted by last edition with a query:
160git bug ls status:open sort:edit-desc
161
162List closed bugs sorted by creation with flags:
163git bug ls --status closed --by creation
164`,
165	PreRunE: loadRepo,
166	RunE:    runLsBug,
167}
168
169func init() {
170	RootCmd.AddCommand(lsCmd)
171
172	lsCmd.Flags().SortFlags = false
173
174	lsCmd.Flags().StringSliceVarP(&lsStatusQuery, "status", "s", nil,
175		"Filter by status. Valid values are [open,closed]")
176	lsCmd.Flags().StringSliceVarP(&lsAuthorQuery, "author", "a", nil,
177		"Filter by author")
178	lsCmd.Flags().StringSliceVarP(&lsParticipantQuery, "participant", "p", nil,
179		"Filter by participant")
180	lsCmd.Flags().StringSliceVarP(&lsActorQuery, "actor", "A", nil,
181		"Filter by actor")
182	lsCmd.Flags().StringSliceVarP(&lsLabelQuery, "label", "l", nil,
183		"Filter by label")
184	lsCmd.Flags().StringSliceVarP(&lsTitleQuery, "title", "t", nil,
185		"Filter by title")
186	lsCmd.Flags().StringSliceVarP(&lsNoQuery, "no", "n", nil,
187		"Filter by absence of something. Valid values are [label]")
188	lsCmd.Flags().StringVarP(&lsSortBy, "by", "b", "creation",
189		"Sort the results by a characteristic. Valid values are [id,creation,edit]")
190	lsCmd.Flags().StringVarP(&lsSortDirection, "direction", "d", "asc",
191		"Select the sorting direction. Valid values are [asc,desc]")
192}