package widgets
import (
"fmt"
"log"
"time"
"github.com/gdamore/tcell"
"git.sr.ht/~sircmpwn/aerc2/config"
"git.sr.ht/~sircmpwn/aerc2/lib"
"git.sr.ht/~sircmpwn/aerc2/lib/ui"
"git.sr.ht/~sircmpwn/aerc2/worker"
"git.sr.ht/~sircmpwn/aerc2/worker/types"
)
type AccountView struct {
acct *config.AccountConfig
conf *config.AercConfig
dirlist *DirectoryList
grid *ui.Grid
logger *log.Logger
interactive []ui.Interactive
onInvalidate func(d ui.Drawable)
runCmd func(cmd string) error
msglist *MessageList
msgStores map[string]*lib.MessageStore
pendingKeys []config.KeyStroke
statusline *StatusLine
statusbar *ui.Stack
worker *types.Worker
}
func NewAccountView(conf *config.AercConfig, acct *config.AccountConfig,
logger *log.Logger, runCmd func(cmd string) error) *AccountView {
statusbar := ui.NewStack()
statusline := NewStatusLine()
statusbar.Push(statusline)
grid := ui.NewGrid().Rows([]ui.GridSpec{
{ui.SIZE_WEIGHT, 1},
{ui.SIZE_EXACT, 1},
}).Columns([]ui.GridSpec{
{ui.SIZE_EXACT, conf.Ui.SidebarWidth},
{ui.SIZE_WEIGHT, 1},
})
grid.AddChild(statusbar).At(1, 1)
worker, err := worker.NewWorker(acct.Source, logger)
if err != nil {
statusline.Set(fmt.Sprintf("%s", err))
return &AccountView{
acct: acct,
grid: grid,
logger: logger,
statusline: statusline,
}
}
dirlist := NewDirectoryList(acct, logger, worker)
grid.AddChild(ui.NewBordered(dirlist, ui.BORDER_RIGHT)).Span(2, 1)
msglist := NewMessageList(logger)
grid.AddChild(msglist).At(0, 1)
view := &AccountView{
acct: acct,
conf: conf,
dirlist: dirlist,
grid: grid,
logger: logger,
msglist: msglist,
msgStores: make(map[string]*lib.MessageStore),
runCmd: runCmd,
statusbar: statusbar,
statusline: statusline,
worker: worker,
}
go worker.Backend.Run()
go func() {
for {
msg := <-worker.Messages
msg = worker.ProcessMessage(msg)
view.onMessage(msg)
}
}()
worker.PostAction(&types.Configure{Config: acct}, nil)
worker.PostAction(&types.Connect{}, view.connected)
statusline.Set("Connecting...")
return view
}
func (acct *AccountView) Name() string {
return acct.acct.Name
}
func (acct *AccountView) Children() []ui.Drawable {
return acct.grid.Children()
}
func (acct *AccountView) OnInvalidate(onInvalidate func(d ui.Drawable)) {
acct.grid.OnInvalidate(func(_ ui.Drawable) {
onInvalidate(acct)
})
}
func (acct *AccountView) Invalidate() {
acct.grid.Invalidate()
}
func (acct *AccountView) Draw(ctx *ui.Context) {
acct.grid.Draw(ctx)
}
func (acct *AccountView) popInteractive() {
acct.interactive = acct.interactive[:len(acct.interactive)-1]
if len(acct.interactive) != 0 {
acct.interactive[len(acct.interactive)-1].Focus(true)
}
}
func (acct *AccountView) pushInteractive(item ui.Interactive) {
if len(acct.interactive) != 0 {
acct.interactive[len(acct.interactive)-1].Focus(false)
}
acct.interactive = append(acct.interactive, item)
item.Focus(true)
}
func (acct *AccountView) beginExCommand() {
exline := NewExLine(func(command string) {
err := acct.runCmd(command)
if err != nil {
acct.statusline.Push(" "+err.Error(), 10*time.Second).
Color(tcell.ColorRed, tcell.ColorWhite)
}
acct.statusbar.Pop()
acct.popInteractive()
}, func() {
acct.statusbar.Pop()
acct.popInteractive()
})
acct.pushInteractive(exline)
acct.statusbar.Push(exline)
}
func (acct *AccountView) Event(event tcell.Event) bool {
if len(acct.interactive) != 0 {
return acct.interactive[len(acct.interactive)-1].Event(event)
}
switch event := event.(type) {
case *tcell.EventKey:
acct.pendingKeys = append(acct.pendingKeys, config.KeyStroke{
Key: event.Key(),
Rune: event.Rune(),
})
result, output := acct.conf.Lbinds.GetBinding(acct.pendingKeys)
switch result {
case config.BINDING_FOUND:
acct.pendingKeys = []config.KeyStroke{}
for _, stroke := range output {
simulated := tcell.NewEventKey(
stroke.Key, stroke.Rune, tcell.ModNone)
acct.Event(simulated)
}
case config.BINDING_INCOMPLETE:
return false
case config.BINDING_NOT_FOUND:
acct.pendingKeys = []config.KeyStroke{}
if event.Rune() == ':' {
acct.beginExCommand()
return true
}
}
}
return false
}
func (acct *AccountView) connected(msg types.WorkerMessage) {
switch msg := msg.(type) {
case *types.Done:
acct.statusline.Set("Listing mailboxes...")
acct.logger.Println("Listing mailboxes...")
acct.dirlist.UpdateList(func(dirs []string) {
var dir string
for _, _dir := range dirs {
if _dir == acct.acct.Default {
dir = _dir
break
}
}
if dir == "" {
dir = dirs[0]
}
acct.dirlist.Select(dir)
acct.logger.Println("Connected.")
acct.statusline.Set("Connected.")
})
case *types.CertificateApprovalRequest:
// TODO: Ask the user
acct.worker.PostAction(&types.ApproveCertificate{
Message: types.RespondTo(msg),
Approved: true,
}, acct.connected)
}
}
func (acct *AccountView) Directories() *DirectoryList {
return acct.dirlist
}
func (acct *AccountView) Messages() *MessageList {
return acct.msglist
}
func (acct *AccountView) onMessage(msg types.WorkerMessage) {
switch msg := msg.(type) {
case *types.Done:
switch msg.InResponseTo().(type) {
case *types.OpenDirectory:
if store, ok := acct.msgStores[acct.dirlist.selected]; ok {
// If we've opened this dir before, we can re-render it from
// memory while we wait for the update and the UI feels
// snappier. If not, we'll unset the store and show the spinner
// while we download the UID list.
acct.msglist.SetStore(store)
} else {
acct.msglist.SetStore(nil)
}
acct.worker.PostAction(&types.FetchDirectoryContents{},
func(msg types.WorkerMessage) {
store := acct.msgStores[acct.dirlist.selected]
acct.msglist.SetStore(store)
})
}
case *types.DirectoryInfo:
if store, ok := acct.msgStores[msg.Name]; ok {
store.Update(msg)
} else {
acct.msgStores[msg.Name] = lib.NewMessageStore(acct.worker, msg)
}
case *types.DirectoryContents:
store := acct.msgStores[acct.dirlist.selected]
store.Update(msg)
case *types.MessageInfo:
store := acct.msgStores[acct.dirlist.selected]
store.Update(msg)
case *types.Error:
acct.logger.Printf("%v", msg.Error)
acct.statusline.Set(fmt.Sprintf("%v", msg.Error)).
Color(tcell.ColorRed, tcell.ColorDefault)
}
}