1package commands
  2
  3import (
  4	"encoding/json"
  5	"fmt"
  6	"regexp"
  7	"strings"
  8	"time"
  9
 10	text "github.com/MichaelMure/go-term-text"
 11	"github.com/spf13/cobra"
 12
 13	"github.com/MichaelMure/git-bug/cache"
 14	"github.com/MichaelMure/git-bug/entities/bug"
 15	"github.com/MichaelMure/git-bug/entities/common"
 16	"github.com/MichaelMure/git-bug/query"
 17	"github.com/MichaelMure/git-bug/util/colors"
 18)
 19
 20type lsOptions struct {
 21	statusQuery      []string
 22	authorQuery      []string
 23	metadataQuery    []string
 24	participantQuery []string
 25	actorQuery       []string
 26	labelQuery       []string
 27	titleQuery       []string
 28	noQuery          []string
 29	sortBy           string
 30	sortDirection    string
 31	outputFormat     string
 32}
 33
 34func newLsCommand() *cobra.Command {
 35	env := newEnv()
 36	options := lsOptions{}
 37
 38	cmd := &cobra.Command{
 39		Use:   "ls [QUERY]",
 40		Short: "List bugs.",
 41		Long: `Display a summary of each bugs.
 42
 43You can pass an additional query to filter and order the list. This query can be expressed either with a simple query language, flags, a natural language full text search, or a combination of the aforementioned.`,
 44		Example: `List open bugs sorted by last edition with a query:
 45git bug ls status:open sort:edit-desc
 46
 47List closed bugs sorted by creation with flags:
 48git bug ls --status closed --by creation
 49
 50Do a full text search of all bugs:
 51git bug ls "foo bar" baz
 52
 53Use queries, flags, and full text search:
 54git bug ls status:open --by creation "foo bar" baz
 55`,
 56		PreRunE: loadBackend(env),
 57		RunE: closeBackend(env, func(cmd *cobra.Command, args []string) error {
 58			return runLs(env, options, args)
 59		}),
 60		ValidArgsFunction: completeLs(env),
 61	}
 62
 63	flags := cmd.Flags()
 64	flags.SortFlags = false
 65
 66	flags.StringSliceVarP(&options.statusQuery, "status", "s", nil,
 67		"Filter by status. Valid values are [open,closed]")
 68	cmd.RegisterFlagCompletionFunc("status", completeFrom([]string{"open", "closed"}))
 69	flags.StringSliceVarP(&options.authorQuery, "author", "a", nil,
 70		"Filter by author")
 71	flags.StringSliceVarP(&options.metadataQuery, "metadata", "m", nil,
 72		"Filter by metadata. Example: github-url=URL")
 73	cmd.RegisterFlagCompletionFunc("author", completeUserForQuery(env))
 74	flags.StringSliceVarP(&options.participantQuery, "participant", "p", nil,
 75		"Filter by participant")
 76	cmd.RegisterFlagCompletionFunc("participant", completeUserForQuery(env))
 77	flags.StringSliceVarP(&options.actorQuery, "actor", "A", nil,
 78		"Filter by actor")
 79	cmd.RegisterFlagCompletionFunc("actor", completeUserForQuery(env))
 80	flags.StringSliceVarP(&options.labelQuery, "label", "l", nil,
 81		"Filter by label")
 82	cmd.RegisterFlagCompletionFunc("label", completeLabel(env))
 83	flags.StringSliceVarP(&options.titleQuery, "title", "t", nil,
 84		"Filter by title")
 85	flags.StringSliceVarP(&options.noQuery, "no", "n", nil,
 86		"Filter by absence of something. Valid values are [label]")
 87	cmd.RegisterFlagCompletionFunc("no", completeLabel(env))
 88	flags.StringVarP(&options.sortBy, "by", "b", "creation",
 89		"Sort the results by a characteristic. Valid values are [id,creation,edit]")
 90	cmd.RegisterFlagCompletionFunc("by", completeFrom([]string{"id", "creation", "edit"}))
 91	flags.StringVarP(&options.sortDirection, "direction", "d", "asc",
 92		"Select the sorting direction. Valid values are [asc,desc]")
 93	cmd.RegisterFlagCompletionFunc("direction", completeFrom([]string{"asc", "desc"}))
 94	flags.StringVarP(&options.outputFormat, "format", "f", "default",
 95		"Select the output formatting style. Valid values are [default,plain,compact,json,org-mode]")
 96	cmd.RegisterFlagCompletionFunc("format",
 97		completeFrom([]string{"default", "plain", "compact", "json", "org-mode"}))
 98
 99	return cmd
100}
101
102func runLs(env *Env, opts lsOptions, args []string) error {
103	var q *query.Query
104	var err error
105
106	if len(args) >= 1 {
107		// either the shell or cobra remove the quotes, we need them back for the query parsing
108		assembled := repairQuery(args)
109
110		q, err = query.Parse(assembled)
111		if err != nil {
112			return err
113		}
114	} else {
115		q = query.NewQuery()
116	}
117
118	err = completeQuery(q, opts)
119	if err != nil {
120		return err
121	}
122
123	allIds, err := env.backend.QueryBugs(q)
124	if err != nil {
125		return err
126	}
127
128	bugExcerpt := make([]*cache.BugExcerpt, len(allIds))
129	for i, id := range allIds {
130		b, err := env.backend.ResolveBugExcerpt(id)
131		if err != nil {
132			return err
133		}
134		bugExcerpt[i] = b
135	}
136
137	switch opts.outputFormat {
138	case "org-mode":
139		return lsOrgmodeFormatter(env, bugExcerpt)
140	case "plain":
141		return lsPlainFormatter(env, bugExcerpt)
142	case "json":
143		return lsJsonFormatter(env, bugExcerpt)
144	case "compact":
145		return lsCompactFormatter(env, bugExcerpt)
146	case "default":
147		return lsDefaultFormatter(env, bugExcerpt)
148	default:
149		return fmt.Errorf("unknown format %s", opts.outputFormat)
150	}
151}
152
153func repairQuery(args []string) string {
154	for i, arg := range args {
155		split := strings.Split(arg, ":")
156		for j, s := range split {
157			if strings.Contains(s, " ") {
158				split[j] = fmt.Sprintf("\"%s\"", s)
159			}
160		}
161		args[i] = strings.Join(split, ":")
162	}
163	return strings.Join(args, " ")
164}
165
166type JSONBugExcerpt struct {
167	Id         string   `json:"id"`
168	HumanId    string   `json:"human_id"`
169	CreateTime JSONTime `json:"create_time"`
170	EditTime   JSONTime `json:"edit_time"`
171
172	Status       string         `json:"status"`
173	Labels       []bug.Label    `json:"labels"`
174	Title        string         `json:"title"`
175	Actors       []JSONIdentity `json:"actors"`
176	Participants []JSONIdentity `json:"participants"`
177	Author       JSONIdentity   `json:"author"`
178
179	Comments int               `json:"comments"`
180	Metadata map[string]string `json:"metadata"`
181}
182
183func lsJsonFormatter(env *Env, bugExcerpts []*cache.BugExcerpt) error {
184	jsonBugs := make([]JSONBugExcerpt, len(bugExcerpts))
185	for i, b := range bugExcerpts {
186		jsonBug := JSONBugExcerpt{
187			Id:         b.Id.String(),
188			HumanId:    b.Id.Human(),
189			CreateTime: NewJSONTime(b.CreateTime(), b.CreateLamportTime),
190			EditTime:   NewJSONTime(b.EditTime(), b.EditLamportTime),
191			Status:     b.Status.String(),
192			Labels:     b.Labels,
193			Title:      b.Title,
194			Comments:   b.LenComments,
195			Metadata:   b.CreateMetadata,
196		}
197
198		author, err := env.backend.ResolveIdentityExcerpt(b.AuthorId)
199		if err != nil {
200			return err
201		}
202		jsonBug.Author = NewJSONIdentityFromExcerpt(author)
203
204		jsonBug.Actors = make([]JSONIdentity, len(b.Actors))
205		for i, element := range b.Actors {
206			actor, err := env.backend.ResolveIdentityExcerpt(element)
207			if err != nil {
208				return err
209			}
210			jsonBug.Actors[i] = NewJSONIdentityFromExcerpt(actor)
211		}
212
213		jsonBug.Participants = make([]JSONIdentity, len(b.Participants))
214		for i, element := range b.Participants {
215			participant, err := env.backend.ResolveIdentityExcerpt(element)
216			if err != nil {
217				return err
218			}
219			jsonBug.Participants[i] = NewJSONIdentityFromExcerpt(participant)
220		}
221
222		jsonBugs[i] = jsonBug
223	}
224	jsonObject, _ := json.MarshalIndent(jsonBugs, "", "    ")
225	env.out.Printf("%s\n", jsonObject)
226	return nil
227}
228
229func lsCompactFormatter(env *Env, bugExcerpts []*cache.BugExcerpt) error {
230	for _, b := range bugExcerpts {
231		author, err := env.backend.ResolveIdentityExcerpt(b.AuthorId)
232		if err != nil {
233			return err
234		}
235
236		var labelsTxt strings.Builder
237		for _, l := range b.Labels {
238			lc256 := l.Color().Term256()
239			labelsTxt.WriteString(lc256.Escape())
240			labelsTxt.WriteString("◼")
241			labelsTxt.WriteString(lc256.Unescape())
242		}
243
244		env.out.Printf("%s %s %s %s %s\n",
245			colors.Cyan(b.Id.Human()),
246			colors.Yellow(b.Status),
247			text.LeftPadMaxLine(strings.TrimSpace(b.Title), 40, 0),
248			text.LeftPadMaxLine(labelsTxt.String(), 5, 0),
249			colors.Magenta(text.TruncateMax(author.DisplayName(), 15)),
250		)
251	}
252	return nil
253}
254
255func lsDefaultFormatter(env *Env, bugExcerpts []*cache.BugExcerpt) error {
256	for _, b := range bugExcerpts {
257		author, err := env.backend.ResolveIdentityExcerpt(b.AuthorId)
258		if err != nil {
259			return err
260		}
261
262		var labelsTxt strings.Builder
263		for _, l := range b.Labels {
264			lc256 := l.Color().Term256()
265			labelsTxt.WriteString(lc256.Escape())
266			labelsTxt.WriteString(" ◼")
267			labelsTxt.WriteString(lc256.Unescape())
268		}
269
270		// truncate + pad if needed
271		labelsFmt := text.TruncateMax(labelsTxt.String(), 10)
272		titleFmt := text.LeftPadMaxLine(strings.TrimSpace(b.Title), 50-text.Len(labelsFmt), 0)
273		authorFmt := text.LeftPadMaxLine(author.DisplayName(), 15, 0)
274
275		comments := fmt.Sprintf("%3d 💬", b.LenComments-1)
276		if b.LenComments-1 <= 0 {
277			comments = ""
278		}
279		if b.LenComments-1 > 999 {
280			comments = "  ∞ 💬"
281		}
282
283		env.out.Printf("%s\t%s\t%s\t%s\t%s\n",
284			colors.Cyan(b.Id.Human()),
285			colors.Yellow(b.Status),
286			titleFmt+labelsFmt,
287			colors.Magenta(authorFmt),
288			comments,
289		)
290	}
291	return nil
292}
293
294func lsPlainFormatter(env *Env, bugExcerpts []*cache.BugExcerpt) error {
295	for _, b := range bugExcerpts {
296		env.out.Printf("%s [%s] %s\n", b.Id.Human(), b.Status, strings.TrimSpace(b.Title))
297	}
298	return nil
299}
300
301func lsOrgmodeFormatter(env *Env, bugExcerpts []*cache.BugExcerpt) error {
302	// see https://orgmode.org/manual/Tags.html
303	orgTagRe := regexp.MustCompile("[^[:alpha:]_@]")
304	formatTag := func(l bug.Label) string {
305		return orgTagRe.ReplaceAllString(l.String(), "_")
306	}
307
308	formatTime := func(time time.Time) string {
309		return time.Format("[2006-01-02 Mon 15:05]")
310	}
311
312	env.out.Println("#+TODO: OPEN | CLOSED")
313
314	for _, b := range bugExcerpts {
315		status := strings.ToUpper(b.Status.String())
316
317		var title string
318		if link, ok := b.CreateMetadata["github-url"]; ok {
319			title = fmt.Sprintf("[[%s][%s]]", link, b.Title)
320		} else {
321			title = b.Title
322		}
323
324		author, err := env.backend.ResolveIdentityExcerpt(b.AuthorId)
325		if err != nil {
326			return err
327		}
328
329		var labels strings.Builder
330		labels.WriteString(":")
331		for i, l := range b.Labels {
332			if i > 0 {
333				labels.WriteString(":")
334			}
335			labels.WriteString(formatTag(l))
336		}
337		labels.WriteString(":")
338
339		env.out.Printf("* %-6s %s %s %s: %s %s\n",
340			status,
341			b.Id.Human(),
342			formatTime(b.CreateTime()),
343			author.DisplayName(),
344			title,
345			labels.String(),
346		)
347
348		env.out.Printf("** Last Edited: %s\n", formatTime(b.EditTime()))
349
350		env.out.Printf("** Actors:\n")
351		for _, element := range b.Actors {
352			actor, err := env.backend.ResolveIdentityExcerpt(element)
353			if err != nil {
354				return err
355			}
356
357			env.out.Printf(": %s %s\n",
358				actor.Id.Human(),
359				actor.DisplayName(),
360			)
361		}
362
363		env.out.Printf("** Participants:\n")
364		for _, element := range b.Participants {
365			participant, err := env.backend.ResolveIdentityExcerpt(element)
366			if err != nil {
367				return err
368			}
369
370			env.out.Printf(": %s %s\n",
371				participant.Id.Human(),
372				participant.DisplayName(),
373			)
374		}
375	}
376
377	return nil
378}
379
380// Finish the command flags transformation into the query.Query
381func completeQuery(q *query.Query, opts lsOptions) error {
382	for _, str := range opts.statusQuery {
383		status, err := common.StatusFromString(str)
384		if err != nil {
385			return err
386		}
387		q.Status = append(q.Status, status)
388	}
389
390	q.Author = append(q.Author, opts.authorQuery...)
391	for _, str := range opts.metadataQuery {
392		tokens := strings.Split(str, "=")
393		if len(tokens) < 2 {
394			return fmt.Errorf("no \"=\" in key=value metadata markup")
395		}
396		var pair query.StringPair
397		pair.Key = tokens[0]
398		pair.Value = tokens[1]
399		q.Metadata = append(q.Metadata, pair)
400	}
401	q.Participant = append(q.Participant, opts.participantQuery...)
402	q.Actor = append(q.Actor, opts.actorQuery...)
403	q.Label = append(q.Label, opts.labelQuery...)
404	q.Title = append(q.Title, opts.titleQuery...)
405
406	for _, no := range opts.noQuery {
407		switch no {
408		case "label":
409			q.NoLabel = true
410		default:
411			return fmt.Errorf("unknown \"no\" filter %s", no)
412		}
413	}
414
415	switch opts.sortBy {
416	case "id":
417		q.OrderBy = query.OrderById
418	case "creation":
419		q.OrderBy = query.OrderByCreation
420	case "edit":
421		q.OrderBy = query.OrderByEdit
422	default:
423		return fmt.Errorf("unknown sort flag %s", opts.sortBy)
424	}
425
426	switch opts.sortDirection {
427	case "asc":
428		q.OrderDirection = query.OrderAscending
429	case "desc":
430		q.OrderDirection = query.OrderDescending
431	default:
432		return fmt.Errorf("unknown sort direction %s", opts.sortDirection)
433	}
434
435	return nil
436}