1package main
2
3import (
4 "archive/tar"
5 "bytes"
6 "compress/gzip"
7 "encoding/base64"
8 "encoding/json"
9 "fmt"
10 "io"
11 "log"
12 "net/http"
13 "os"
14 "os/exec"
15 "path/filepath"
16 "regexp"
17 "runtime"
18 "strings"
19 "sync"
20 "time"
21
22 tea "github.com/charmbracelet/bubbletea"
23 "github.com/floatpane/matcha/config"
24 "github.com/floatpane/matcha/fetcher"
25 "github.com/floatpane/matcha/sender"
26 "github.com/floatpane/matcha/tui"
27 "github.com/google/uuid"
28 "github.com/yuin/goldmark"
29 "github.com/yuin/goldmark/renderer/html"
30)
31
32const (
33 initialEmailLimit = 20
34 paginationLimit = 20
35)
36
37// Version variables are injected by the build (GoReleaser ldflags).
38// They default to "dev" when not set by the build system.
39var (
40 version = "dev"
41 commit = ""
42 date = ""
43)
44
45// UpdateAvailableMsg is sent into the TUI when a newer release is detected.
46type UpdateAvailableMsg struct {
47 Latest string
48 Current string
49}
50
51// internal struct for parsing GitHub release JSON.
52type githubRelease struct {
53 TagName string `json:"tag_name"`
54 Assets []struct {
55 Name string `json:"name"`
56 BrowserDownloadURL string `json:"browser_download_url"`
57 } `json:"assets"`
58}
59
60type mainModel struct {
61 current tea.Model
62 previousModel tea.Model
63 config *config.Config
64 emails []fetcher.Email
65 emailsByAcct map[string][]fetcher.Email
66 sentEmails []fetcher.Email
67 sentByAcct map[string][]fetcher.Email
68 inbox *tui.Inbox
69 sentInbox *tui.Inbox
70 width int
71 height int
72 err error
73}
74
75func newInitialModel(cfg *config.Config) *mainModel {
76 initialModel := &mainModel{
77 emailsByAcct: make(map[string][]fetcher.Email),
78 sentByAcct: make(map[string][]fetcher.Email),
79 }
80
81 if cfg == nil || !cfg.HasAccounts() {
82 initialModel.current = tui.NewLogin()
83 } else {
84 initialModel.current = tui.NewChoice()
85 initialModel.config = cfg
86 }
87 return initialModel
88}
89
90func (m *mainModel) Init() tea.Cmd {
91 return tea.Batch(m.current.Init(), checkForUpdatesCmd())
92}
93
94func (m *mainModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
95 var cmd tea.Cmd
96 var cmds []tea.Cmd
97
98 m.current, cmd = m.current.Update(msg)
99 cmds = append(cmds, cmd)
100
101 switch msg := msg.(type) {
102 case tea.WindowSizeMsg:
103 m.width = msg.Width
104 m.height = msg.Height
105 return m, nil
106
107 case tea.KeyMsg:
108 if msg.String() == "ctrl+c" {
109 return m, tea.Quit
110 }
111 if msg.String() == "esc" {
112 switch m.current.(type) {
113 case *tui.FilePicker:
114 return m, func() tea.Msg { return tui.CancelFilePickerMsg{} }
115 case *tui.Inbox, *tui.Login:
116 m.current = tui.NewChoice()
117 return m, m.current.Init()
118 }
119 }
120
121 case tui.BackToInboxMsg:
122 if m.inbox != nil {
123 m.current = m.inbox
124 } else {
125 m.current = tui.NewChoice()
126 }
127 return m, nil
128
129 case tui.BackToMailboxMsg:
130 switch msg.Mailbox {
131 case tui.MailboxSent:
132 if m.sentInbox != nil {
133 m.current = m.sentInbox
134 return m, nil
135 }
136 case tui.MailboxInbox:
137 if m.inbox != nil {
138 m.current = m.inbox
139 return m, nil
140 }
141 }
142 m.current = tui.NewChoice()
143 return m, nil
144
145 case tui.DiscardDraftMsg:
146 // Save draft to disk
147 if msg.ComposerState != nil {
148 draft := msg.ComposerState.ToDraft()
149 go func() {
150 if err := config.SaveDraft(draft); err != nil {
151 log.Printf("Error saving draft: %v", err)
152 }
153 }()
154 }
155 m.current = tui.NewChoice()
156 return m, m.current.Init()
157
158 case tui.Credentials:
159 // Add new account or update existing
160 account := config.Account{
161 ID: uuid.New().String(),
162 Name: msg.Name,
163 Email: msg.Host, // login/email used for authentication comes from Host field in the form
164 Password: msg.Password,
165 ServiceProvider: msg.Provider,
166 FetchEmail: msg.FetchEmail,
167 }
168
169 if msg.Provider == "custom" {
170 account.IMAPServer = msg.IMAPServer
171 account.IMAPPort = msg.IMAPPort
172 account.SMTPServer = msg.SMTPServer
173 account.SMTPPort = msg.SMTPPort
174 }
175
176 // Ensure FetchEmail defaults to the login Email (Host) if not explicitly set
177 if account.FetchEmail == "" && account.Email != "" {
178 account.FetchEmail = account.Email
179 }
180
181 if m.config == nil {
182 m.config = &config.Config{}
183 }
184
185 // Check if we're editing an existing account
186 if login, ok := m.current.(*tui.Login); ok && login.IsEditMode() {
187 // Find and update the existing account
188 existingID := login.GetAccountID()
189 for i, acc := range m.config.Accounts {
190 if acc.ID == existingID {
191 account.ID = existingID
192 m.config.Accounts[i] = account
193 break
194 }
195 }
196 } else {
197 m.config.AddAccount(account)
198 }
199
200 if err := config.SaveConfig(m.config); err != nil {
201 log.Printf("could not save config: %v", err)
202 return m, tea.Quit
203 }
204
205 m.current = tui.NewChoice()
206 return m, m.current.Init()
207
208 case tui.GoToInboxMsg:
209 if m.config == nil || !m.config.HasAccounts() {
210 m.current = tui.NewLogin()
211 return m, m.current.Init()
212 }
213 // Try to load from cache first for instant display
214 if config.HasEmailCache() {
215 return m, loadCachedEmails()
216 }
217 // No cache, fetch normally
218 m.current = tui.NewStatus("Fetching emails from all accounts...")
219 return m, tea.Batch(m.current.Init(), fetchAllAccountsEmails(m.config, tui.MailboxInbox))
220
221 case tui.GoToSentInboxMsg:
222 if m.config == nil || !m.config.HasAccounts() {
223 m.current = tui.NewLogin()
224 return m, m.current.Init()
225 }
226 m.current = tui.NewStatus("Fetching sent emails from all accounts...")
227 return m, tea.Batch(m.current.Init(), fetchAllAccountsEmails(m.config, tui.MailboxSent))
228
229 case tui.CachedEmailsLoadedMsg:
230 if msg.Cache == nil {
231 // Cache load failed, fetch normally
232 m.current = tui.NewStatus("Fetching emails from all accounts...")
233 return m, tea.Batch(m.current.Init(), fetchAllAccountsEmails(m.config, tui.MailboxInbox))
234 }
235
236 // Convert cached emails to fetcher.Email
237 var cachedEmails []fetcher.Email
238 emailsByAcct := make(map[string][]fetcher.Email)
239 for _, cached := range msg.Cache.Emails {
240 email := fetcher.Email{
241 UID: cached.UID,
242 From: cached.From,
243 To: cached.To,
244 Subject: cached.Subject,
245 Date: cached.Date,
246 MessageID: cached.MessageID,
247 AccountID: cached.AccountID,
248 }
249 cachedEmails = append(cachedEmails, email)
250 emailsByAcct[cached.AccountID] = append(emailsByAcct[cached.AccountID], email)
251 }
252
253 m.emails = cachedEmails
254 m.emailsByAcct = emailsByAcct
255 m.inbox = tui.NewInbox(m.emails, m.config.Accounts)
256 m.current = m.inbox
257 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
258
259 // Start background refresh
260 return m, tea.Batch(
261 m.current.Init(),
262 func() tea.Msg { return tui.RefreshingEmailsMsg{Mailbox: tui.MailboxInbox} },
263 refreshEmails(m.config, tui.MailboxInbox),
264 )
265
266 case tui.RequestRefreshMsg:
267 return m, tea.Batch(
268 func() tea.Msg { return tui.RefreshingEmailsMsg{Mailbox: msg.Mailbox} },
269 refreshEmails(m.config, msg.Mailbox),
270 )
271
272 case tui.EmailsRefreshedMsg:
273 if msg.Mailbox == tui.MailboxSent {
274 m.sentByAcct = msg.EmailsByAccount
275 m.sentEmails = flattenAndSort(msg.EmailsByAccount)
276 if m.sentInbox != nil {
277 m.sentInbox.SetEmails(m.sentEmails, m.config.Accounts)
278 m.current, _ = m.current.Update(msg)
279 }
280 return m, nil
281 }
282
283 m.emailsByAcct = msg.EmailsByAccount
284 m.emails = flattenAndSort(msg.EmailsByAccount)
285
286 // Save to cache (inbox only)
287 go saveEmailsToCache(m.emails)
288
289 // Update inbox if it exists
290 if m.inbox != nil {
291 m.inbox.SetEmails(m.emails, m.config.Accounts)
292 // Forward the message to inbox to clear refreshing state
293 m.current, _ = m.current.Update(msg)
294 }
295 return m, nil
296
297 case tui.AllEmailsFetchedMsg:
298 if msg.Mailbox == tui.MailboxSent {
299 m.sentByAcct = msg.EmailsByAccount
300 m.sentEmails = flattenAndSort(msg.EmailsByAccount)
301
302 m.sentInbox = tui.NewSentInbox(m.sentEmails, m.config.Accounts)
303 m.current = m.sentInbox
304 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
305 return m, m.current.Init()
306 }
307
308 m.emailsByAcct = msg.EmailsByAccount
309 m.emails = flattenAndSort(msg.EmailsByAccount)
310
311 // Save to cache
312 go saveEmailsToCache(m.emails)
313
314 m.inbox = tui.NewInbox(m.emails, m.config.Accounts)
315 m.current = m.inbox
316 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
317 return m, m.current.Init()
318
319 case tui.EmailsFetchedMsg:
320 if msg.Mailbox == tui.MailboxSent {
321 if m.sentByAcct == nil {
322 m.sentByAcct = make(map[string][]fetcher.Email)
323 }
324 m.sentByAcct[msg.AccountID] = msg.Emails
325 m.sentEmails = flattenAndSort(m.sentByAcct)
326 if m.sentInbox == nil {
327 m.sentInbox = tui.NewSentInbox(m.sentEmails, m.config.Accounts)
328 } else {
329 m.sentInbox.SetEmails(m.sentEmails, m.config.Accounts)
330 }
331 m.current = m.sentInbox
332 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
333 return m, m.current.Init()
334 }
335
336 // Inbox path
337 if m.emailsByAcct == nil {
338 m.emailsByAcct = make(map[string][]fetcher.Email)
339 }
340 m.emailsByAcct[msg.AccountID] = msg.Emails
341 m.emails = flattenAndSort(m.emailsByAcct)
342 if m.inbox == nil {
343 m.inbox = tui.NewInbox(m.emails, m.config.Accounts)
344 } else {
345 m.inbox.SetEmails(m.emails, m.config.Accounts)
346 }
347 m.current = m.inbox
348 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
349 return m, m.current.Init()
350
351 case tui.FetchMoreEmailsMsg:
352 if msg.AccountID == "" {
353 return m, nil // Don't fetch more for "ALL" view
354 }
355 account := m.config.GetAccountByID(msg.AccountID)
356 if account == nil {
357 return m, nil
358 }
359 return m, tea.Batch(
360 func() tea.Msg { return tui.FetchingMoreEmailsMsg{} },
361 fetchEmails(account, paginationLimit, msg.Offset, msg.Mailbox),
362 )
363
364 case tui.EmailsAppendedMsg:
365 if msg.Mailbox == tui.MailboxSent {
366 if m.sentByAcct == nil {
367 m.sentByAcct = make(map[string][]fetcher.Email)
368 }
369 m.sentByAcct[msg.AccountID] = append(m.sentByAcct[msg.AccountID], msg.Emails...)
370 m.sentEmails = append(m.sentEmails, msg.Emails...)
371 return m, nil
372 }
373 // Inbox
374 if m.emailsByAcct == nil {
375 m.emailsByAcct = make(map[string][]fetcher.Email)
376 }
377 m.emailsByAcct[msg.AccountID] = append(m.emailsByAcct[msg.AccountID], msg.Emails...)
378 m.emails = append(m.emails, msg.Emails...)
379 return m, nil
380
381 case tui.GoToSendMsg:
382 if m.config != nil && len(m.config.Accounts) > 0 {
383 firstAccount := m.config.GetFirstAccount()
384 composer := tui.NewComposerWithAccounts(m.config.Accounts, firstAccount.ID, msg.To, msg.Subject, msg.Body)
385 m.current = composer
386 } else {
387 m.current = tui.NewComposer("", msg.To, msg.Subject, msg.Body)
388 }
389 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
390 return m, m.current.Init()
391
392 case tui.GoToDraftsMsg:
393 drafts := config.GetAllDrafts()
394 m.current = tui.NewDrafts(drafts)
395 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
396 return m, m.current.Init()
397
398 case tui.OpenDraftMsg:
399 var accounts []config.Account
400 if m.config != nil {
401 accounts = m.config.Accounts
402 }
403 composer := tui.NewComposerFromDraft(msg.Draft, accounts)
404 m.current = composer
405 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
406 return m, m.current.Init()
407
408 case tui.DeleteSavedDraftMsg:
409 go func() {
410 if err := config.DeleteDraft(msg.DraftID); err != nil {
411 log.Printf("Error deleting draft: %v", err)
412 }
413 }()
414 // Send message back to drafts view
415 m.current, cmd = m.current.Update(tui.DraftDeletedMsg{DraftID: msg.DraftID})
416 return m, cmd
417
418 case tui.GoToSettingsMsg:
419 if m.config != nil {
420 m.current = tui.NewSettings(m.config.Accounts)
421 } else {
422 m.current = tui.NewSettings(nil)
423 }
424 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
425 return m, m.current.Init()
426
427 case tui.GoToAddAccountMsg:
428 m.current = tui.NewLogin()
429 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
430 return m, m.current.Init()
431
432 case tui.GoToChoiceMenuMsg:
433 m.current = tui.NewChoice()
434 return m, m.current.Init()
435
436 case tui.DeleteAccountMsg:
437 if m.config != nil {
438 m.config.RemoveAccount(msg.AccountID)
439 if err := config.SaveConfig(m.config); err != nil {
440 log.Printf("could not save config: %v", err)
441 }
442 // Remove emails for this account
443 delete(m.emailsByAcct, msg.AccountID)
444
445 // Rebuild all emails
446 var allEmails []fetcher.Email
447 for _, emails := range m.emailsByAcct {
448 allEmails = append(allEmails, emails...)
449 }
450 m.emails = allEmails
451
452 // Go back to settings
453 m.current = tui.NewSettings(m.config.Accounts)
454 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
455 }
456 return m, m.current.Init()
457
458 case tui.ViewEmailMsg:
459 email := m.getEmailByUIDAndAccount(msg.UID, msg.AccountID, msg.Mailbox)
460 if email == nil {
461 return m, nil
462 }
463 m.current = tui.NewStatus("Fetching email content...")
464 return m, tea.Batch(m.current.Init(), fetchEmailBodyCmd(m.config, *email, msg.UID, msg.AccountID, msg.Mailbox))
465
466 case tui.EmailBodyFetchedMsg:
467 if msg.Err != nil {
468 log.Printf("could not fetch email body: %v", msg.Err)
469 if msg.Mailbox == tui.MailboxSent && m.sentInbox != nil {
470 m.current = m.sentInbox
471 } else {
472 m.current = m.inbox
473 }
474 return m, nil
475 }
476
477 // Update the email in our stores
478 m.updateEmailBodyByUID(msg.UID, msg.AccountID, msg.Mailbox, msg.Body, msg.Attachments)
479
480 email := m.getEmailByUIDAndAccount(msg.UID, msg.AccountID, msg.Mailbox)
481 if email == nil {
482 if msg.Mailbox == tui.MailboxSent && m.sentInbox != nil {
483 m.current = m.sentInbox
484 } else {
485 m.current = m.inbox
486 }
487 return m, nil
488 }
489
490 // Find the index for the email view (used for display purposes)
491 emailIndex := m.getEmailIndex(msg.UID, msg.AccountID, msg.Mailbox)
492 emailView := tui.NewEmailView(*email, emailIndex, m.width, m.height, msg.Mailbox)
493 m.current = emailView
494 return m, m.current.Init()
495
496 case tui.ReplyToEmailMsg:
497 to := msg.Email.From
498 subject := msg.Email.Subject
499 normalizedSubject := strings.ToLower(strings.TrimSpace(subject))
500 if !strings.HasPrefix(normalizedSubject, "re:") {
501 subject = "Re: " + subject
502 }
503 quotedText := fmt.Sprintf("\n\nOn %s, %s wrote:\n> %s", msg.Email.Date.Format("Jan 2, 2006 at 3:04 PM"), msg.Email.From, strings.ReplaceAll(msg.Email.Body, "\n", "\n> "))
504
505 var composer *tui.Composer
506 if m.config != nil && len(m.config.Accounts) > 0 {
507 // Use the account that received the email
508 accountID := msg.Email.AccountID
509 if accountID == "" {
510 accountID = m.config.GetFirstAccount().ID
511 }
512 composer = tui.NewComposerWithAccounts(m.config.Accounts, accountID, to, subject, "")
513 } else {
514 composer = tui.NewComposer("", to, subject, "")
515 }
516 composer.SetQuotedText(quotedText)
517
518 // Set reply headers
519 inReplyTo := msg.Email.MessageID
520 references := append(msg.Email.References, msg.Email.MessageID)
521 composer.SetReplyContext(inReplyTo, references)
522
523 m.current = composer
524 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
525 return m, m.current.Init()
526
527 case tui.GoToFilePickerMsg:
528 m.previousModel = m.current
529 wd, _ := os.Getwd()
530 m.current = tui.NewFilePicker(wd)
531 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
532 return m, m.current.Init()
533
534 case tui.FileSelectedMsg, tui.CancelFilePickerMsg:
535 if m.previousModel != nil {
536 m.current = m.previousModel
537 m.previousModel = nil
538 }
539 m.current, cmd = m.current.Update(msg)
540 cmds = append(cmds, cmd)
541
542 case tui.SendEmailMsg:
543 // Get draft ID before clearing composer (if it's a composer)
544 var draftID string
545 if composer, ok := m.current.(*tui.Composer); ok {
546 draftID = composer.GetDraftID()
547 }
548 m.current = tui.NewStatus("Sending email...")
549
550 // Get the account to send from
551 var account *config.Account
552 if msg.AccountID != "" && m.config != nil {
553 account = m.config.GetAccountByID(msg.AccountID)
554 }
555 if account == nil && m.config != nil {
556 account = m.config.GetFirstAccount()
557 }
558
559 // Save contact and delete draft in background
560 go func() {
561 // Save the recipient as a contact
562 if msg.To != "" {
563 // Parse "Name <email>" format
564 name, email := parseEmailAddress(msg.To)
565 if err := config.AddContact(name, email); err != nil {
566 log.Printf("Error saving contact: %v", err)
567 }
568 }
569 // Delete the draft since email is being sent
570 if draftID != "" {
571 if err := config.DeleteDraft(draftID); err != nil {
572 log.Printf("Error deleting draft after send: %v", err)
573 }
574 }
575 }()
576
577 return m, tea.Batch(m.current.Init(), sendEmail(account, msg))
578
579 case tui.EmailResultMsg:
580 if msg.Err != nil {
581 log.Printf("Failed to send email: %v", msg.Err)
582 m.previousModel = tui.NewChoice()
583 m.current = tui.NewStatus(fmt.Sprintf("Error: %v", msg.Err))
584 return m, tea.Tick(2*time.Second, func(t time.Time) tea.Msg {
585 return tui.RestoreViewMsg{}
586 })
587 }
588 m.current = tui.NewChoice()
589 return m, m.current.Init()
590
591 case tui.DeleteEmailMsg:
592 m.previousModel = m.current
593 m.current = tui.NewStatus("Deleting email...")
594
595 account := m.config.GetAccountByID(msg.AccountID)
596 if account == nil {
597 if msg.Mailbox == tui.MailboxSent && m.sentInbox != nil {
598 m.current = m.sentInbox
599 } else {
600 m.current = m.inbox
601 }
602 return m, nil
603 }
604
605 return m, tea.Batch(m.current.Init(), deleteEmailCmd(account, msg.UID, msg.AccountID, msg.Mailbox))
606
607 case tui.ArchiveEmailMsg:
608 m.previousModel = m.current
609 m.current = tui.NewStatus("Archiving email...")
610
611 account := m.config.GetAccountByID(msg.AccountID)
612 if account == nil {
613 if msg.Mailbox == tui.MailboxSent && m.sentInbox != nil {
614 m.current = m.sentInbox
615 } else {
616 m.current = m.inbox
617 }
618 return m, nil
619 }
620
621 return m, tea.Batch(m.current.Init(), archiveEmailCmd(account, msg.UID, msg.AccountID, msg.Mailbox))
622
623 case tui.EmailActionDoneMsg:
624 if msg.Err != nil {
625 log.Printf("Action failed: %v", msg.Err)
626 m.previousModel = m.current
627 if msg.Mailbox == tui.MailboxSent && m.sentInbox != nil {
628 m.previousModel = m.sentInbox
629 } else if m.inbox != nil {
630 m.previousModel = m.inbox
631 }
632 m.current = tui.NewStatus(fmt.Sprintf("Error: %v", msg.Err))
633 return m, tea.Tick(2*time.Second, func(t time.Time) tea.Msg {
634 return tui.RestoreViewMsg{}
635 })
636 }
637
638 // Remove email from stores
639 m.removeEmailByMailbox(msg.UID, msg.AccountID, msg.Mailbox)
640
641 if msg.Mailbox == tui.MailboxSent {
642 if m.sentInbox != nil {
643 m.sentInbox.RemoveEmail(msg.UID, msg.AccountID)
644 m.current = m.sentInbox
645 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
646 return m, m.current.Init()
647 }
648 m.current = tui.NewChoice()
649 return m, m.current.Init()
650 }
651
652 if m.inbox != nil {
653 m.inbox.RemoveEmail(msg.UID, msg.AccountID)
654 m.current = m.inbox
655 m.current, _ = m.current.Update(tea.WindowSizeMsg{Width: m.width, Height: m.height})
656 return m, m.current.Init()
657 }
658 m.current = tui.NewChoice()
659 return m, m.current.Init()
660
661 case tui.DownloadAttachmentMsg:
662 m.previousModel = m.current
663 m.current = tui.NewStatus(fmt.Sprintf("Downloading %s...", msg.Filename))
664
665 account := m.config.GetAccountByID(msg.AccountID)
666 if account == nil {
667 m.current = m.previousModel
668 return m, nil
669 }
670
671 email := m.getEmailByIndex(msg.Index, msg.Mailbox)
672 if email == nil {
673 m.current = m.previousModel
674 return m, nil
675 }
676
677 // Find the correct attachment to get encoding
678 var encoding string
679 for _, att := range email.Attachments {
680 if att.PartID == msg.PartID {
681 encoding = att.Encoding
682 break
683 }
684 }
685 newMsg := tui.DownloadAttachmentMsg{
686 Index: msg.Index,
687 Filename: msg.Filename,
688 PartID: msg.PartID,
689 Data: msg.Data,
690 AccountID: msg.AccountID,
691 Encoding: encoding,
692 Mailbox: msg.Mailbox,
693 }
694 return m, tea.Batch(m.current.Init(), downloadAttachmentCmd(account, email.UID, newMsg))
695
696 case tui.AttachmentDownloadedMsg:
697 var statusMsg string
698 if msg.Err != nil {
699 statusMsg = fmt.Sprintf("Error downloading: %v", msg.Err)
700 } else {
701 statusMsg = fmt.Sprintf("Saved to %s", msg.Path)
702 }
703 m.current = tui.NewStatus(statusMsg)
704 return m, tea.Tick(2*time.Second, func(t time.Time) tea.Msg {
705 return tui.RestoreViewMsg{}
706 })
707
708 case tui.RestoreViewMsg:
709 if m.previousModel != nil {
710 m.current = m.previousModel
711 m.previousModel = nil
712 }
713 return m, nil
714 }
715
716 return m, tea.Batch(cmds...)
717}
718
719func (m *mainModel) getEmailByIndex(index int, mailbox tui.MailboxKind) *fetcher.Email {
720 switch mailbox {
721 case tui.MailboxSent:
722 if index >= 0 && index < len(m.sentEmails) {
723 return &m.sentEmails[index]
724 }
725 default:
726 if index >= 0 && index < len(m.emails) {
727 return &m.emails[index]
728 }
729 }
730 return nil
731}
732
733func (m *mainModel) getEmailByUIDAndAccount(uid uint32, accountID string, mailbox tui.MailboxKind) *fetcher.Email {
734 switch mailbox {
735 case tui.MailboxSent:
736 for i := range m.sentEmails {
737 if m.sentEmails[i].UID == uid && m.sentEmails[i].AccountID == accountID {
738 return &m.sentEmails[i]
739 }
740 }
741 default:
742 for i := range m.emails {
743 if m.emails[i].UID == uid && m.emails[i].AccountID == accountID {
744 return &m.emails[i]
745 }
746 }
747 }
748 return nil
749}
750
751func (m *mainModel) getEmailIndex(uid uint32, accountID string, mailbox tui.MailboxKind) int {
752 switch mailbox {
753 case tui.MailboxSent:
754 for i := range m.sentEmails {
755 if m.sentEmails[i].UID == uid && m.sentEmails[i].AccountID == accountID {
756 return i
757 }
758 }
759 default:
760 for i := range m.emails {
761 if m.emails[i].UID == uid && m.emails[i].AccountID == accountID {
762 return i
763 }
764 }
765 }
766 return -1
767}
768
769func (m *mainModel) updateEmailBodyByUID(uid uint32, accountID string, mailbox tui.MailboxKind, body string, attachments []fetcher.Attachment) {
770 switch mailbox {
771 case tui.MailboxSent:
772 for i := range m.sentEmails {
773 if m.sentEmails[i].UID == uid && m.sentEmails[i].AccountID == accountID {
774 m.sentEmails[i].Body = body
775 m.sentEmails[i].Attachments = attachments
776 break
777 }
778 }
779 if emails, ok := m.sentByAcct[accountID]; ok {
780 for i := range emails {
781 if emails[i].UID == uid {
782 emails[i].Body = body
783 emails[i].Attachments = attachments
784 break
785 }
786 }
787 }
788 default:
789 for i := range m.emails {
790 if m.emails[i].UID == uid && m.emails[i].AccountID == accountID {
791 m.emails[i].Body = body
792 m.emails[i].Attachments = attachments
793 break
794 }
795 }
796 if emails, ok := m.emailsByAcct[accountID]; ok {
797 for i := range emails {
798 if emails[i].UID == uid {
799 emails[i].Body = body
800 emails[i].Attachments = attachments
801 break
802 }
803 }
804 }
805 }
806}
807
808func (m *mainModel) removeEmailByMailbox(uid uint32, accountID string, mailbox tui.MailboxKind) {
809 switch mailbox {
810 case tui.MailboxSent:
811 var filtered []fetcher.Email
812 for _, e := range m.sentEmails {
813 if !(e.UID == uid && e.AccountID == accountID) {
814 filtered = append(filtered, e)
815 }
816 }
817 m.sentEmails = filtered
818 if emails, ok := m.sentByAcct[accountID]; ok {
819 var filteredAcct []fetcher.Email
820 for _, e := range emails {
821 if e.UID != uid {
822 filteredAcct = append(filteredAcct, e)
823 }
824 }
825 m.sentByAcct[accountID] = filteredAcct
826 }
827 default:
828 var filtered []fetcher.Email
829 for _, e := range m.emails {
830 if !(e.UID == uid && e.AccountID == accountID) {
831 filtered = append(filtered, e)
832 }
833 }
834 m.emails = filtered
835 if emails, ok := m.emailsByAcct[accountID]; ok {
836 var filteredAcct []fetcher.Email
837 for _, e := range emails {
838 if e.UID != uid {
839 filteredAcct = append(filteredAcct, e)
840 }
841 }
842 m.emailsByAcct[accountID] = filteredAcct
843 }
844 }
845}
846
847func (m *mainModel) View() string {
848 return m.current.View()
849}
850
851func flattenAndSort(emailsByAccount map[string][]fetcher.Email) []fetcher.Email {
852 var allEmails []fetcher.Email
853 for _, emails := range emailsByAccount {
854 allEmails = append(allEmails, emails...)
855 }
856 for i := 0; i < len(allEmails); i++ {
857 for j := i + 1; j < len(allEmails); j++ {
858 if allEmails[j].Date.After(allEmails[i].Date) {
859 allEmails[i], allEmails[j] = allEmails[j], allEmails[i]
860 }
861 }
862 }
863 return allEmails
864}
865
866func fetchAllAccountsEmails(cfg *config.Config, mailbox tui.MailboxKind) tea.Cmd {
867 return func() tea.Msg {
868 emailsByAccount := make(map[string][]fetcher.Email)
869 var mu sync.Mutex
870 var wg sync.WaitGroup
871
872 for _, account := range cfg.Accounts {
873 wg.Add(1)
874 go func(acc config.Account) {
875 defer wg.Done()
876 var emails []fetcher.Email
877 var err error
878 if mailbox == tui.MailboxSent {
879 emails, err = fetcher.FetchSentEmails(&acc, initialEmailLimit, 0)
880 } else {
881 emails, err = fetcher.FetchEmails(&acc, initialEmailLimit, 0)
882 }
883 if err != nil {
884 log.Printf("Error fetching from %s: %v", acc.Email, err)
885 return
886 }
887 mu.Lock()
888 emailsByAccount[acc.ID] = emails
889 mu.Unlock()
890 }(account)
891 }
892
893 wg.Wait()
894 return tui.AllEmailsFetchedMsg{EmailsByAccount: emailsByAccount, Mailbox: mailbox}
895 }
896}
897
898func fetchEmails(account *config.Account, limit, offset uint32, mailbox tui.MailboxKind) tea.Cmd {
899 return func() tea.Msg {
900 var emails []fetcher.Email
901 var err error
902 if mailbox == tui.MailboxSent {
903 emails, err = fetcher.FetchSentEmails(account, limit, offset)
904 } else {
905 emails, err = fetcher.FetchEmails(account, limit, offset)
906 }
907 if err != nil {
908 return tui.FetchErr(err)
909 }
910 if offset == 0 {
911 return tui.EmailsFetchedMsg{Emails: emails, AccountID: account.ID, Mailbox: mailbox}
912 }
913 return tui.EmailsAppendedMsg{Emails: emails, AccountID: account.ID, Mailbox: mailbox}
914 }
915}
916
917func loadCachedEmails() tea.Cmd {
918 return func() tea.Msg {
919 cache, err := config.LoadEmailCache()
920 if err != nil {
921 return tui.CachedEmailsLoadedMsg{Cache: nil}
922 }
923 return tui.CachedEmailsLoadedMsg{Cache: cache}
924 }
925}
926
927func refreshEmails(cfg *config.Config, mailbox tui.MailboxKind) tea.Cmd {
928 return func() tea.Msg {
929 emailsByAccount := make(map[string][]fetcher.Email)
930 var mu sync.Mutex
931 var wg sync.WaitGroup
932
933 for _, account := range cfg.Accounts {
934 wg.Add(1)
935 go func(acc config.Account) {
936 defer wg.Done()
937 var emails []fetcher.Email
938 var err error
939 if mailbox == tui.MailboxSent {
940 emails, err = fetcher.FetchSentEmails(&acc, initialEmailLimit, 0)
941 } else {
942 emails, err = fetcher.FetchEmails(&acc, initialEmailLimit, 0)
943 }
944 if err != nil {
945 log.Printf("Error fetching from %s: %v", acc.Email, err)
946 return
947 }
948 mu.Lock()
949 emailsByAccount[acc.ID] = emails
950 mu.Unlock()
951 }(account)
952 }
953
954 wg.Wait()
955 return tui.EmailsRefreshedMsg{EmailsByAccount: emailsByAccount, Mailbox: mailbox}
956 }
957}
958
959func saveEmailsToCache(emails []fetcher.Email) {
960 var cachedEmails []config.CachedEmail
961 for _, email := range emails {
962 cachedEmails = append(cachedEmails, config.CachedEmail{
963 UID: email.UID,
964 From: email.From,
965 To: email.To,
966 Subject: email.Subject,
967 Date: email.Date,
968 MessageID: email.MessageID,
969 AccountID: email.AccountID,
970 })
971
972 // Save sender as a contact
973 if email.From != "" {
974 name, emailAddr := parseEmailAddress(email.From)
975 if err := config.AddContact(name, emailAddr); err != nil {
976 log.Printf("Error saving contact from email: %v", err)
977 }
978 }
979 }
980 cache := &config.EmailCache{Emails: cachedEmails}
981 if err := config.SaveEmailCache(cache); err != nil {
982 log.Printf("Error saving email cache: %v", err)
983 }
984}
985
986// parseEmailAddress parses "Name <email>" or just "email" format
987func parseEmailAddress(addr string) (name, email string) {
988 addr = strings.TrimSpace(addr)
989 if idx := strings.Index(addr, "<"); idx != -1 {
990 name = strings.TrimSpace(addr[:idx])
991 endIdx := strings.Index(addr, ">")
992 if endIdx > idx {
993 email = strings.TrimSpace(addr[idx+1 : endIdx])
994 } else {
995 email = strings.TrimSpace(addr[idx+1:])
996 }
997 } else {
998 email = addr
999 }
1000 return name, email
1001}
1002
1003func fetchEmailBodyCmd(cfg *config.Config, email fetcher.Email, uid uint32, accountID string, mailbox tui.MailboxKind) tea.Cmd {
1004 return func() tea.Msg {
1005 account := cfg.GetAccountByID(accountID)
1006 if account == nil {
1007 return tui.EmailBodyFetchedMsg{UID: uid, AccountID: accountID, Mailbox: mailbox, Err: fmt.Errorf("account not found")}
1008 }
1009
1010 var (
1011 body string
1012 attachments []fetcher.Attachment
1013 err error
1014 )
1015 if mailbox == tui.MailboxSent {
1016 body, attachments, err = fetcher.FetchSentEmailBody(account, uid)
1017 } else {
1018 body, attachments, err = fetcher.FetchEmailBody(account, uid)
1019 }
1020 if err != nil {
1021 return tui.EmailBodyFetchedMsg{UID: uid, AccountID: accountID, Mailbox: mailbox, Err: err}
1022 }
1023
1024 return tui.EmailBodyFetchedMsg{
1025 UID: uid,
1026 Body: body,
1027 Attachments: attachments,
1028 AccountID: accountID,
1029 Mailbox: mailbox,
1030 }
1031 }
1032}
1033
1034func markdownToHTML(md []byte) []byte {
1035 var buf bytes.Buffer
1036 p := goldmark.New(goldmark.WithRendererOptions(html.WithUnsafe()))
1037 if err := p.Convert(md, &buf); err != nil {
1038 return md
1039 }
1040 return buf.Bytes()
1041}
1042
1043func sendEmail(account *config.Account, msg tui.SendEmailMsg) tea.Cmd {
1044 return func() tea.Msg {
1045 if account == nil {
1046 return tui.EmailResultMsg{Err: fmt.Errorf("no account configured")}
1047 }
1048
1049 recipients := []string{msg.To}
1050 body := msg.Body
1051 // Append quoted text if present (for replies)
1052 if msg.QuotedText != "" {
1053 body = body + msg.QuotedText
1054 }
1055 images := make(map[string][]byte)
1056 attachments := make(map[string][]byte)
1057
1058 re := regexp.MustCompile(`!\[.*?\]\((.*?)\)`)
1059 matches := re.FindAllStringSubmatch(body, -1)
1060
1061 for _, match := range matches {
1062 imgPath := match[1]
1063 imgData, err := os.ReadFile(imgPath)
1064 if err != nil {
1065 log.Printf("Could not read image file %s: %v", imgPath, err)
1066 continue
1067 }
1068 cid := fmt.Sprintf("%s%s@%s", uuid.NewString(), filepath.Ext(imgPath), "matcha")
1069 images[cid] = []byte(base64.StdEncoding.EncodeToString(imgData))
1070 body = strings.Replace(body, imgPath, "cid:"+cid, 1)
1071 }
1072
1073 htmlBody := markdownToHTML([]byte(body))
1074
1075 if msg.AttachmentPath != "" {
1076 fileData, err := os.ReadFile(msg.AttachmentPath)
1077 if err != nil {
1078 log.Printf("Could not read attachment file %s: %v", msg.AttachmentPath, err)
1079 } else {
1080 _, filename := filepath.Split(msg.AttachmentPath)
1081 attachments[filename] = fileData
1082 }
1083 }
1084
1085 err := sender.SendEmail(account, recipients, msg.Subject, msg.Body, string(htmlBody), images, attachments, msg.InReplyTo, msg.References)
1086 if err != nil {
1087 log.Printf("Failed to send email: %v", err)
1088 return tui.EmailResultMsg{Err: err}
1089 }
1090 return tui.EmailResultMsg{}
1091 }
1092}
1093
1094func deleteEmailCmd(account *config.Account, uid uint32, accountID string, mailbox tui.MailboxKind) tea.Cmd {
1095 return func() tea.Msg {
1096 var err error
1097 if mailbox == tui.MailboxSent {
1098 err = fetcher.DeleteSentEmail(account, uid)
1099 } else {
1100 err = fetcher.DeleteEmail(account, uid)
1101 }
1102 return tui.EmailActionDoneMsg{UID: uid, AccountID: accountID, Mailbox: mailbox, Err: err}
1103 }
1104}
1105
1106func archiveEmailCmd(account *config.Account, uid uint32, accountID string, mailbox tui.MailboxKind) tea.Cmd {
1107 return func() tea.Msg {
1108 var err error
1109 if mailbox == tui.MailboxSent {
1110 err = fetcher.ArchiveSentEmail(account, uid)
1111 } else {
1112 err = fetcher.ArchiveEmail(account, uid)
1113 }
1114 return tui.EmailActionDoneMsg{UID: uid, AccountID: accountID, Mailbox: mailbox, Err: err}
1115 }
1116}
1117
1118func downloadAttachmentCmd(account *config.Account, uid uint32, msg tui.DownloadAttachmentMsg) tea.Cmd {
1119 return func() tea.Msg {
1120 // Download and decode the attachment using encoding provided in msg.Encoding.
1121 var data []byte
1122 var err error
1123 if msg.Mailbox == tui.MailboxSent {
1124 data, err = fetcher.FetchSentAttachment(account, uid, msg.PartID, msg.Encoding)
1125 } else {
1126 data, err = fetcher.FetchAttachment(account, uid, msg.PartID, msg.Encoding)
1127 }
1128 if err != nil {
1129 return tui.AttachmentDownloadedMsg{Err: err}
1130 }
1131
1132 homeDir, err := os.UserHomeDir()
1133 if err != nil {
1134 return tui.AttachmentDownloadedMsg{Err: err}
1135 }
1136 downloadsPath := filepath.Join(homeDir, "Downloads")
1137 if _, err := os.Stat(downloadsPath); os.IsNotExist(err) {
1138 if mkErr := os.MkdirAll(downloadsPath, 0755); mkErr != nil {
1139 return tui.AttachmentDownloadedMsg{Err: mkErr}
1140 }
1141 }
1142
1143 // Save the attachment using an exclusive create so we never overwrite an existing file.
1144 // If the filename already exists, append \" (n)\" before the extension.
1145 origName := msg.Filename
1146 ext := filepath.Ext(origName)
1147 base := strings.TrimSuffix(origName, ext)
1148 candidate := origName
1149 i := 1
1150 var filePath string
1151
1152 for {
1153 filePath = filepath.Join(downloadsPath, candidate)
1154
1155 // Try to create file exclusively. If it already exists, os.OpenFile will return an error
1156 // that satisfies os.IsExist(err), so we can increment the candidate.
1157 f, err := os.OpenFile(filePath, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0644)
1158 if err != nil {
1159 if os.IsExist(err) {
1160 // file exists, try next candidate
1161 candidate = fmt.Sprintf("%s (%d)%s", base, i, ext)
1162 i++
1163 continue
1164 }
1165 // Some other error while attempting to create file
1166 log.Printf("error creating file %s: %v", filePath, err)
1167 return tui.AttachmentDownloadedMsg{Err: err}
1168 }
1169
1170 // Successfully created the file descriptor; write and close.
1171 if _, writeErr := f.Write(data); writeErr != nil {
1172 _ = f.Close()
1173 log.Printf("error writing to file %s: %v", filePath, writeErr)
1174 return tui.AttachmentDownloadedMsg{Err: writeErr}
1175 }
1176 if closeErr := f.Close(); closeErr != nil {
1177 log.Printf("warning: error closing file %s: %v", filePath, closeErr)
1178 }
1179
1180 // file saved successfully
1181 break
1182 }
1183
1184 log.Printf("attachment saved to %s", filePath)
1185
1186 // Try to open the file using a platform-specific opener asynchronously and log the outcome.
1187 go func(p string) {
1188 var cmd *exec.Cmd
1189 switch runtime.GOOS {
1190 case "darwin":
1191 cmd = exec.Command("open", p)
1192 case "linux":
1193 cmd = exec.Command("xdg-open", p)
1194 case "windows":
1195 // 'start' is a cmd builtin; provide an empty title argument to avoid interpreting the path as the title.
1196 cmd = exec.Command("cmd", "/c", "start", "", p)
1197 default:
1198 // Unsupported OS: nothing to do.
1199 return
1200 }
1201 if err := cmd.Start(); err != nil {
1202 log.Printf("failed to open file %s: %v", p, err)
1203 }
1204 }(filePath)
1205
1206 return tui.AttachmentDownloadedMsg{Path: filePath, Err: nil}
1207 }
1208}
1209
1210/*
1211detectInstalledVersion returns a best-effort installed version string.
1212Priority:
1213 1. If the build-in `version` variable is set to something other than "dev", return it.
1214 2. If Homebrew is present and reports a version for `matcha`, return that.
1215 3. If snap is present and lists `matcha`, return that.
1216 4. Fallback to the build `version` (likely "dev").
1217*/
1218func detectInstalledVersion() string {
1219 v := strings.TrimSpace(version)
1220 if v != "dev" && v != "" {
1221 return v
1222 }
1223
1224 // Try Homebrew (macOS)
1225 if runtime.GOOS == "darwin" {
1226 if _, err := exec.LookPath("brew"); err == nil {
1227 // `brew list --versions matcha` prints: matcha 1.2.3
1228 if out, err := exec.Command("brew", "list", "--versions", "matcha").Output(); err == nil {
1229 parts := strings.Fields(string(out))
1230 if len(parts) >= 2 {
1231 return parts[1]
1232 }
1233 }
1234 }
1235 }
1236
1237 // Try snap (Linux)
1238 if runtime.GOOS == "linux" {
1239 if _, err := exec.LookPath("snap"); err == nil {
1240 if out, err := exec.Command("snap", "list", "matcha").Output(); err == nil {
1241 lines := strings.Split(strings.TrimSpace(string(out)), "\n")
1242 if len(lines) >= 2 {
1243 fields := strings.Fields(lines[1])
1244 if len(fields) >= 2 {
1245 return fields[1]
1246 }
1247 }
1248 }
1249 }
1250 }
1251
1252 return v
1253}
1254
1255/*
1256checkForUpdatesCmd queries GitHub for the latest release tag and returns a
1257tea.Msg (UpdateAvailableMsg) if the latest version differs from the current
1258installed version. This runs in the background when the TUI initializes.
1259*/
1260func checkForUpdatesCmd() tea.Cmd {
1261 return func() tea.Msg {
1262 // Non-fatal: if anything goes wrong we just don't show the update message.
1263 const api = "https://api.github.com/repos/floatpane/matcha/releases/latest"
1264 resp, err := http.Get(api)
1265 if err != nil {
1266 return nil
1267 }
1268 defer resp.Body.Close()
1269
1270 var rel githubRelease
1271 if err := json.NewDecoder(resp.Body).Decode(&rel); err != nil {
1272 return nil
1273 }
1274
1275 latest := strings.TrimPrefix(rel.TagName, "v")
1276 installed := strings.TrimPrefix(detectInstalledVersion(), "v")
1277 if latest != "" && installed != "" && latest != installed {
1278 return UpdateAvailableMsg{Latest: latest, Current: installed}
1279 }
1280 return nil
1281 }
1282}
1283
1284// runUpdateCLI implements the CLI entrypoint for `matcha update`.
1285// It detects the likely installation method and attempts the appropriate
1286// update path (Homebrew, Snap, or GitHub release binary extract).
1287func runUpdateCLI() error {
1288 const api = "https://api.github.com/repos/floatpane/matcha/releases/latest"
1289 resp, err := http.Get(api)
1290 if err != nil {
1291 return fmt.Errorf("could not query releases: %w", err)
1292 }
1293 defer resp.Body.Close()
1294
1295 var rel githubRelease
1296 if err := json.NewDecoder(resp.Body).Decode(&rel); err != nil {
1297 return fmt.Errorf("could not parse release info: %w", err)
1298 }
1299
1300 latestTag := rel.TagName
1301 if strings.HasPrefix(latestTag, "v") {
1302 latestTag = latestTag[1:]
1303 }
1304
1305 fmt.Printf("Current version: %s\n", version)
1306 fmt.Printf("Latest version: %s\n", latestTag)
1307
1308 // Quick check: if already up-to-date, exit
1309 cur := version
1310 if strings.HasPrefix(cur, "v") {
1311 cur = cur[1:]
1312 }
1313 if latestTag == "" || cur == latestTag {
1314 fmt.Println("Already up to date.")
1315 return nil
1316 }
1317
1318 // Detect Homebrew
1319 if _, err := exec.LookPath("brew"); err == nil {
1320 fmt.Println("Detected Homebrew — updating taps and attempting to upgrade via brew.")
1321
1322 updateCmd := exec.Command("brew", "update")
1323 updateCmd.Stdout = os.Stdout
1324 updateCmd.Stderr = os.Stderr
1325 if err := updateCmd.Run(); err != nil {
1326 fmt.Printf("Homebrew update failed: %v\n", err)
1327 // continue to attempt upgrade even if update failed
1328 }
1329
1330 upgradeCmd := exec.Command("brew", "upgrade", "floatpane/matcha/matcha")
1331 upgradeCmd.Stdout = os.Stdout
1332 upgradeCmd.Stderr = os.Stderr
1333 if err := upgradeCmd.Run(); err == nil {
1334 fmt.Println("Successfully upgraded via Homebrew.")
1335 return nil
1336 }
1337 fmt.Printf("Homebrew upgrade failed: %v\n", err)
1338 // fallthrough to other methods
1339 }
1340
1341 // Detect snap
1342 if _, err := exec.LookPath("snap"); err == nil {
1343 // Check if matcha is installed as a snap
1344 cmdCheck := exec.Command("snap", "list", "matcha")
1345 if err := cmdCheck.Run(); err == nil {
1346 fmt.Println("Detected Snap package — attempting to refresh.")
1347 cmd := exec.Command("snap", "refresh", "matcha")
1348 cmd.Stdout = os.Stdout
1349 cmd.Stderr = os.Stderr
1350 if err := cmd.Run(); err == nil {
1351 fmt.Println("Successfully refreshed snap.")
1352 return nil
1353 }
1354 fmt.Printf("Snap refresh failed: %v\n", err)
1355 // fallthrough
1356 }
1357 }
1358
1359 // Otherwise attempt to download the proper release asset and replace the binary.
1360 osName := runtime.GOOS
1361 arch := runtime.GOARCH
1362
1363 // Try to find a matching asset
1364 var assetURL, assetName string
1365 for _, a := range rel.Assets {
1366 n := strings.ToLower(a.Name)
1367 if strings.Contains(n, osName) && strings.Contains(n, arch) && (strings.HasSuffix(n, ".tar.gz") || strings.HasSuffix(n, ".tgz") || strings.HasSuffix(n, ".zip")) {
1368 assetURL = a.BrowserDownloadURL
1369 assetName = a.Name
1370 break
1371 }
1372 }
1373 if assetURL == "" {
1374 // Try any asset that contains 'matcha' and os/arch as a fallback
1375 for _, a := range rel.Assets {
1376 n := strings.ToLower(a.Name)
1377 if strings.Contains(n, "matcha") && (strings.Contains(n, osName) || strings.Contains(n, arch)) {
1378 assetURL = a.BrowserDownloadURL
1379 assetName = a.Name
1380 break
1381 }
1382 }
1383 }
1384
1385 if assetURL == "" {
1386 return fmt.Errorf("no suitable release artifact found for %s/%s", osName, arch)
1387 }
1388
1389 fmt.Printf("Found release asset: %s\n", assetName)
1390 fmt.Println("Downloading...")
1391
1392 // Download asset
1393 respAsset, err := http.Get(assetURL)
1394 if err != nil {
1395 return fmt.Errorf("download failed: %w", err)
1396 }
1397 defer respAsset.Body.Close()
1398
1399 // Create a temp file for the download
1400 tmpDir, err := os.MkdirTemp("", "matcha-update-*")
1401 if err != nil {
1402 return fmt.Errorf("could not create temp dir: %w", err)
1403 }
1404 defer os.RemoveAll(tmpDir)
1405
1406 assetPath := filepath.Join(tmpDir, assetName)
1407 outFile, err := os.Create(assetPath)
1408 if err != nil {
1409 return fmt.Errorf("could not create temp file: %w", err)
1410 }
1411 _, err = io.Copy(outFile, respAsset.Body)
1412 outFile.Close()
1413 if err != nil {
1414 return fmt.Errorf("could not write asset to disk: %w", err)
1415 }
1416
1417 // If it's a tar.gz, extract and find the `matcha` binary
1418 var binPath string
1419 if strings.HasSuffix(assetName, ".tar.gz") || strings.HasSuffix(assetName, ".tgz") {
1420 f, err := os.Open(assetPath)
1421 if err != nil {
1422 return fmt.Errorf("could not open archive: %w", err)
1423 }
1424 defer f.Close()
1425 gzr, err := gzip.NewReader(f)
1426 if err != nil {
1427 return fmt.Errorf("could not create gzip reader: %w", err)
1428 }
1429 tr := tar.NewReader(gzr)
1430 for {
1431 hdr, err := tr.Next()
1432 if err == io.EOF {
1433 break
1434 }
1435 if err != nil {
1436 return fmt.Errorf("error reading tar: %w", err)
1437 }
1438 name := filepath.Base(hdr.Name)
1439 if name == "matcha" || strings.Contains(strings.ToLower(name), "matcha") && (hdr.Typeflag == tar.TypeReg) {
1440 // write out the file
1441 binPath = filepath.Join(tmpDir, "matcha")
1442 out, err := os.Create(binPath)
1443 if err != nil {
1444 return fmt.Errorf("could not create binary file: %w", err)
1445 }
1446 if _, err := io.Copy(out, tr); err != nil {
1447 out.Close()
1448 return fmt.Errorf("could not extract binary: %w", err)
1449 }
1450 out.Close()
1451 if err := os.Chmod(binPath, 0755); err != nil {
1452 return fmt.Errorf("could not make binary executable: %w", err)
1453 }
1454 break
1455 }
1456 }
1457 } else {
1458 // For non-archive assets, assume the asset is the binary itself.
1459 binPath = assetPath
1460 if err := os.Chmod(binPath, 0755); err != nil {
1461 // ignore chmod errors but warn
1462 fmt.Printf("warning: could not chmod downloaded binary: %v\n", err)
1463 }
1464 }
1465
1466 if binPath == "" {
1467 return fmt.Errorf("could not locate matcha binary inside the release artifact")
1468 }
1469
1470 // Replace the running executable with the new binary
1471 execPath, err := os.Executable()
1472 if err != nil {
1473 return fmt.Errorf("could not determine executable path: %w", err)
1474 }
1475
1476 // Write the new binary to a temp file in same dir, then rename for atomic replacement.
1477 execDir := filepath.Dir(execPath)
1478 tmpNew := filepath.Join(execDir, fmt.Sprintf("matcha.new.%d", time.Now().Unix()))
1479 in, err := os.Open(binPath)
1480 if err != nil {
1481 return fmt.Errorf("could not open new binary: %w", err)
1482 }
1483 out, err := os.OpenFile(tmpNew, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0755)
1484 if err != nil {
1485 in.Close()
1486 return fmt.Errorf("could not create temp binary in target dir: %w", err)
1487 }
1488 if _, err := io.Copy(out, in); err != nil {
1489 in.Close()
1490 out.Close()
1491 return fmt.Errorf("could not write new binary to disk: %w", err)
1492 }
1493 in.Close()
1494 out.Close()
1495
1496 // Attempt to atomically replace
1497 if err := os.Rename(tmpNew, execPath); err != nil {
1498 return fmt.Errorf("could not replace executable: %w", err)
1499 }
1500
1501 fmt.Println("Successfully updated matcha to", latestTag)
1502 return nil
1503}
1504
1505func main() {
1506 // If invoked as CLI update command, run updater and exit.
1507 if len(os.Args) > 1 && os.Args[1] == "update" {
1508 if err := runUpdateCLI(); err != nil {
1509 fmt.Fprintf(os.Stderr, "update failed: %v\n", err)
1510 os.Exit(1)
1511 }
1512 os.Exit(0)
1513 }
1514
1515 cfg, err := config.LoadConfig()
1516 var initialModel *mainModel
1517 if err != nil {
1518 initialModel = newInitialModel(nil)
1519 } else {
1520 initialModel = newInitialModel(cfg)
1521 }
1522
1523 p := tea.NewProgram(initialModel, tea.WithAltScreen())
1524
1525 if _, err := p.Run(); err != nil {
1526 fmt.Printf("Alas, there's been an error: %v", err)
1527 os.Exit(1)
1528 }
1529}