1package repo
2
3import (
4 "fmt"
5 "time"
6
7 "github.com/charmbracelet/bubbles/help"
8 "github.com/charmbracelet/bubbles/key"
9 "github.com/charmbracelet/bubbles/spinner"
10 tea "github.com/charmbracelet/bubbletea"
11 "github.com/charmbracelet/lipgloss"
12 "github.com/charmbracelet/log"
13 "github.com/charmbracelet/soft-serve/git"
14 "github.com/charmbracelet/soft-serve/server/backend"
15 "github.com/charmbracelet/soft-serve/ui/common"
16 "github.com/charmbracelet/soft-serve/ui/components/footer"
17 "github.com/charmbracelet/soft-serve/ui/components/statusbar"
18 "github.com/charmbracelet/soft-serve/ui/components/tabs"
19)
20
21var (
22 logger = log.WithPrefix("ui.repo")
23)
24
25type state int
26
27const (
28 loadingState state = iota
29 readyState
30)
31
32type tab int
33
34const (
35 readmeTab tab = iota
36 filesTab
37 commitsTab
38 branchesTab
39 tagsTab
40 lastTab
41)
42
43func (t tab) String() string {
44 return []string{
45 "Readme",
46 "Files",
47 "Commits",
48 "Branches",
49 "Tags",
50 }[t]
51}
52
53// EmptyRepoMsg is a message to indicate that the repository is empty.
54type EmptyRepoMsg struct{}
55
56// CopyURLMsg is a message to copy the URL of the current repository.
57type CopyURLMsg struct{}
58
59// ResetURLMsg is a message to reset the URL string.
60type ResetURLMsg struct{}
61
62// UpdateStatusBarMsg updates the status bar.
63type UpdateStatusBarMsg struct{}
64
65// RepoMsg is a message that contains a git.Repository.
66type RepoMsg backend.Repository
67
68// BackMsg is a message to go back to the previous view.
69type BackMsg struct{}
70
71// Repo is a view for a git repository.
72type Repo struct {
73 common common.Common
74 selectedRepo backend.Repository
75 activeTab tab
76 tabs *tabs.Tabs
77 statusbar *statusbar.StatusBar
78 panes []common.Component
79 ref *git.Reference
80 copyURL time.Time
81 state state
82 spinner spinner.Model
83 panesReady [lastTab]bool
84}
85
86// New returns a new Repo.
87func New(c common.Common) *Repo {
88 sb := statusbar.New(c)
89 ts := make([]string, lastTab)
90 // Tabs must match the order of tab constants above.
91 for i, t := range []tab{readmeTab, filesTab, commitsTab, branchesTab, tagsTab} {
92 ts[i] = t.String()
93 }
94 tb := tabs.New(c, ts)
95 readme := NewReadme(c)
96 log := NewLog(c)
97 files := NewFiles(c)
98 branches := NewRefs(c, git.RefsHeads)
99 tags := NewRefs(c, git.RefsTags)
100 // Make sure the order matches the order of tab constants above.
101 panes := []common.Component{
102 readme,
103 files,
104 log,
105 branches,
106 tags,
107 }
108 s := spinner.New(spinner.WithSpinner(spinner.Dot),
109 spinner.WithStyle(c.Styles.Spinner))
110 r := &Repo{
111 common: c,
112 tabs: tb,
113 statusbar: sb,
114 panes: panes,
115 state: loadingState,
116 spinner: s,
117 }
118 return r
119}
120
121// SetSize implements common.Component.
122func (r *Repo) SetSize(width, height int) {
123 r.common.SetSize(width, height)
124 hm := r.common.Styles.Repo.Body.GetVerticalFrameSize() +
125 r.common.Styles.Repo.Header.GetHeight() +
126 r.common.Styles.Repo.Header.GetVerticalFrameSize() +
127 r.common.Styles.StatusBar.GetHeight()
128 r.tabs.SetSize(width, height-hm)
129 r.statusbar.SetSize(width, height-hm)
130 for _, p := range r.panes {
131 p.SetSize(width, height-hm)
132 }
133}
134
135func (r *Repo) commonHelp() []key.Binding {
136 b := make([]key.Binding, 0)
137 back := r.common.KeyMap.Back
138 back.SetHelp("esc", "back to menu")
139 tab := r.common.KeyMap.Section
140 tab.SetHelp("tab", "switch tab")
141 b = append(b, back)
142 b = append(b, tab)
143 return b
144}
145
146// ShortHelp implements help.KeyMap.
147func (r *Repo) ShortHelp() []key.Binding {
148 b := r.commonHelp()
149 b = append(b, r.panes[r.activeTab].(help.KeyMap).ShortHelp()...)
150 return b
151}
152
153// FullHelp implements help.KeyMap.
154func (r *Repo) FullHelp() [][]key.Binding {
155 b := make([][]key.Binding, 0)
156 b = append(b, r.commonHelp())
157 b = append(b, r.panes[r.activeTab].(help.KeyMap).FullHelp()...)
158 return b
159}
160
161// Init implements tea.View.
162func (r *Repo) Init() tea.Cmd {
163 return tea.Batch(
164 r.tabs.Init(),
165 r.statusbar.Init(),
166 )
167}
168
169// Update implements tea.Model.
170func (r *Repo) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
171 cmds := make([]tea.Cmd, 0)
172 switch msg := msg.(type) {
173 case RepoMsg:
174 // Set the state to loading when we get a new repository.
175 r.state = loadingState
176 r.panesReady = [lastTab]bool{}
177 r.activeTab = 0
178 r.selectedRepo = msg
179 cmds = append(cmds,
180 r.tabs.Init(),
181 // This will set the selected repo in each pane's model.
182 r.updateModels(msg),
183 )
184 case RefMsg:
185 r.ref = msg
186 for _, p := range r.panes {
187 // Init will initiate each pane's model with its contents.
188 cmds = append(cmds, p.Init())
189 }
190 cmds = append(cmds,
191 r.updateStatusBarCmd,
192 r.updateModels(msg),
193 )
194 case tabs.SelectTabMsg:
195 r.activeTab = tab(msg)
196 t, cmd := r.tabs.Update(msg)
197 r.tabs = t.(*tabs.Tabs)
198 if cmd != nil {
199 cmds = append(cmds, cmd)
200 }
201 case tabs.ActiveTabMsg:
202 r.activeTab = tab(msg)
203 if r.selectedRepo != nil {
204 cmds = append(cmds,
205 r.updateStatusBarCmd,
206 )
207 }
208 case tea.KeyMsg, tea.MouseMsg:
209 t, cmd := r.tabs.Update(msg)
210 r.tabs = t.(*tabs.Tabs)
211 if cmd != nil {
212 cmds = append(cmds, cmd)
213 }
214 if r.selectedRepo != nil {
215 cmds = append(cmds, r.updateStatusBarCmd)
216 urlID := fmt.Sprintf("%s-url", r.selectedRepo.Name())
217 if msg, ok := msg.(tea.MouseMsg); ok && r.common.Zone.Get(urlID).InBounds(msg) {
218 cmds = append(cmds, r.copyURLCmd())
219 }
220 }
221 switch msg := msg.(type) {
222 case tea.MouseMsg:
223 switch msg.Type {
224 case tea.MouseLeft:
225 switch {
226 case r.common.Zone.Get("repo-help").InBounds(msg):
227 cmds = append(cmds, footer.ToggleFooterCmd)
228 }
229 case tea.MouseRight:
230 switch {
231 case r.common.Zone.Get("repo-main").InBounds(msg):
232 cmds = append(cmds, backCmd)
233 }
234 }
235 }
236 case CopyURLMsg:
237 if cfg := r.common.Config(); cfg != nil {
238 host := cfg.Backend.ServerHost()
239 port := cfg.Backend.ServerPort()
240 r.common.Copy.Copy(
241 common.RepoURL(host, port, r.selectedRepo.Name()),
242 )
243 }
244 case ResetURLMsg:
245 r.copyURL = time.Time{}
246 case ReadmeMsg, FileItemsMsg, LogCountMsg, LogItemsMsg, RefItemsMsg:
247 cmds = append(cmds, r.updateRepo(msg))
248 // We have two spinners, one is used to when loading the repository and the
249 // other is used when loading the log.
250 // Check if the spinner ID matches the spinner model.
251 case spinner.TickMsg:
252 switch msg.ID {
253 case r.spinner.ID():
254 if r.state == loadingState {
255 s, cmd := r.spinner.Update(msg)
256 r.spinner = s
257 if cmd != nil {
258 cmds = append(cmds, cmd)
259 }
260 }
261 default:
262 cmds = append(cmds, r.updateRepo(msg))
263 }
264 case UpdateStatusBarMsg:
265 cmds = append(cmds, r.updateStatusBarCmd)
266 case tea.WindowSizeMsg:
267 cmds = append(cmds, r.updateModels(msg))
268 case EmptyRepoMsg:
269 r.ref = nil
270 r.state = readyState
271 cmds = append(cmds,
272 r.updateModels(msg),
273 r.updateStatusBarCmd,
274 )
275 case common.ErrorMsg:
276 r.state = readyState
277 }
278 s, cmd := r.statusbar.Update(msg)
279 r.statusbar = s.(*statusbar.StatusBar)
280 if cmd != nil {
281 cmds = append(cmds, cmd)
282 }
283 m, cmd := r.panes[r.activeTab].Update(msg)
284 r.panes[r.activeTab] = m.(common.Component)
285 if cmd != nil {
286 cmds = append(cmds, cmd)
287 }
288 return r, tea.Batch(cmds...)
289}
290
291// View implements tea.Model.
292func (r *Repo) View() string {
293 s := r.common.Styles.Repo.Base.Copy().
294 Width(r.common.Width).
295 Height(r.common.Height)
296 repoBodyStyle := r.common.Styles.Repo.Body.Copy()
297 hm := repoBodyStyle.GetVerticalFrameSize() +
298 r.common.Styles.Repo.Header.GetHeight() +
299 r.common.Styles.Repo.Header.GetVerticalFrameSize() +
300 r.common.Styles.StatusBar.GetHeight() +
301 r.common.Styles.Tabs.GetHeight() +
302 r.common.Styles.Tabs.GetVerticalFrameSize()
303 mainStyle := repoBodyStyle.
304 Height(r.common.Height - hm)
305 var main string
306 var statusbar string
307 switch r.state {
308 case loadingState:
309 main = fmt.Sprintf("%s loading…", r.spinner.View())
310 case readyState:
311 main = r.panes[r.activeTab].View()
312 statusbar = r.statusbar.View()
313 }
314 main = r.common.Zone.Mark(
315 "repo-main",
316 mainStyle.Render(main),
317 )
318 view := lipgloss.JoinVertical(lipgloss.Top,
319 r.headerView(),
320 r.tabs.View(),
321 main,
322 statusbar,
323 )
324 return s.Render(view)
325}
326
327func (r *Repo) headerView() string {
328 if r.selectedRepo == nil {
329 return ""
330 }
331 truncate := lipgloss.NewStyle().MaxWidth(r.common.Width)
332 name := r.common.Styles.Repo.HeaderName.Render(r.selectedRepo.Name())
333 desc := r.selectedRepo.Description()
334 if desc == "" {
335 desc = name
336 name = ""
337 } else {
338 desc = r.common.Styles.Repo.HeaderDesc.Render(desc)
339 }
340 urlStyle := r.common.Styles.URLStyle.Copy().
341 Width(r.common.Width - lipgloss.Width(desc) - 1).
342 Align(lipgloss.Right)
343 var url string
344 if cfg := r.common.Config(); cfg != nil {
345 url = common.RepoURL(cfg.Backend.ServerHost(), cfg.Backend.ServerPort(), r.selectedRepo.Name())
346 }
347 if !r.copyURL.IsZero() && r.copyURL.Add(time.Second).After(time.Now()) {
348 url = "copied!"
349 }
350 url = common.TruncateString(url, r.common.Width-lipgloss.Width(desc)-1)
351 url = r.common.Zone.Mark(
352 fmt.Sprintf("%s-url", r.selectedRepo.Name()),
353 urlStyle.Render(url),
354 )
355 style := r.common.Styles.Repo.Header.Copy().Width(r.common.Width)
356 return style.Render(
357 lipgloss.JoinVertical(lipgloss.Top,
358 truncate.Render(name),
359 truncate.Render(lipgloss.JoinHorizontal(lipgloss.Left,
360 desc,
361 url,
362 )),
363 ),
364 )
365}
366
367func (r *Repo) updateStatusBarCmd() tea.Msg {
368 if r.selectedRepo == nil {
369 return nil
370 }
371 value := r.panes[r.activeTab].(statusbar.Model).StatusBarValue()
372 info := r.panes[r.activeTab].(statusbar.Model).StatusBarInfo()
373 branch := "*"
374 if r.ref != nil {
375 branch += " " + r.ref.Name().Short()
376 }
377 return statusbar.StatusBarMsg{
378 Key: r.selectedRepo.Name(),
379 Value: value,
380 Info: info,
381 Branch: branch,
382 }
383}
384
385func (r *Repo) updateModels(msg tea.Msg) tea.Cmd {
386 cmds := make([]tea.Cmd, 0)
387 for i, b := range r.panes {
388 m, cmd := b.Update(msg)
389 r.panes[i] = m.(common.Component)
390 if cmd != nil {
391 cmds = append(cmds, cmd)
392 }
393 }
394 return tea.Batch(cmds...)
395}
396
397func (r *Repo) updateRepo(msg tea.Msg) tea.Cmd {
398 cmds := make([]tea.Cmd, 0)
399 switch msg := msg.(type) {
400 case LogCountMsg, LogItemsMsg, spinner.TickMsg:
401 switch msg.(type) {
402 case LogItemsMsg:
403 r.panesReady[commitsTab] = true
404 }
405 l, cmd := r.panes[commitsTab].Update(msg)
406 r.panes[commitsTab] = l.(*Log)
407 if cmd != nil {
408 cmds = append(cmds, cmd)
409 }
410 case FileItemsMsg:
411 r.panesReady[filesTab] = true
412 f, cmd := r.panes[filesTab].Update(msg)
413 r.panes[filesTab] = f.(*Files)
414 if cmd != nil {
415 cmds = append(cmds, cmd)
416 }
417 case RefItemsMsg:
418 switch msg.prefix {
419 case git.RefsHeads:
420 r.panesReady[branchesTab] = true
421 b, cmd := r.panes[branchesTab].Update(msg)
422 r.panes[branchesTab] = b.(*Refs)
423 if cmd != nil {
424 cmds = append(cmds, cmd)
425 }
426 case git.RefsTags:
427 r.panesReady[tagsTab] = true
428 t, cmd := r.panes[tagsTab].Update(msg)
429 r.panes[tagsTab] = t.(*Refs)
430 if cmd != nil {
431 cmds = append(cmds, cmd)
432 }
433 }
434 case ReadmeMsg:
435 r.panesReady[readmeTab] = true
436 }
437 if r.isReady() {
438 r.state = readyState
439 }
440 return tea.Batch(cmds...)
441}
442
443func (r *Repo) isReady() bool {
444 ready := true
445 // We purposely ignore the log pane here because it has its own spinner.
446 for _, b := range []bool{
447 r.panesReady[filesTab], r.panesReady[branchesTab],
448 r.panesReady[tagsTab], r.panesReady[readmeTab],
449 } {
450 if !b {
451 ready = false
452 break
453 }
454 }
455 return ready
456}
457
458func (r *Repo) copyURLCmd() tea.Cmd {
459 r.copyURL = time.Now()
460 return tea.Batch(
461 func() tea.Msg {
462 return CopyURLMsg{}
463 },
464 tea.Tick(time.Second, func(time.Time) tea.Msg {
465 return ResetURLMsg{}
466 }),
467 )
468}
469
470func updateStatusBarCmd() tea.Msg {
471 return UpdateStatusBarMsg{}
472}
473
474func backCmd() tea.Msg {
475 return BackMsg{}
476}