discordo/cmd/application.go

150 lines
3.3 KiB
Go

package cmd
import (
"log/slog"
"github.com/ayn2op/discordo/internal/config"
"github.com/ayn2op/discordo/internal/consts"
"github.com/ayn2op/discordo/internal/login"
"github.com/ayn2op/tview"
"github.com/gdamore/tcell/v2"
"github.com/zalando/go-keyring"
)
type application struct {
*tview.Application
cfg *config.Config
pages *tview.Pages
flex *tview.Flex
guildsTree *guildsTree
messagesText *messagesText
messageInput *messageInput
}
func newApplication(cfg *config.Config) *application {
app := &application{
Application: tview.NewApplication(),
cfg: cfg,
pages: tview.NewPages(),
flex: tview.NewFlex(),
guildsTree: newGuildsTree(cfg),
messagesText: newMessagesText(cfg),
messageInput: newMessageInput(cfg),
}
app.EnableMouse(cfg.Mouse)
app.SetInputCapture(app.onInputCapture)
app.flex.SetInputCapture(app.onFlexInputCapture)
return app
}
func (app *application) show(token string) error {
if token == "" {
loginForm := login.NewForm(app.cfg, app.Application, func(token string) {
if err := app.show(token); err != nil {
slog.Error("failed to show app", "err", err)
return
}
})
app.SetRoot(loginForm, true)
} else {
if err := openState(token); err != nil {
return err
}
app.init()
app.SetRoot(app.pages, true)
}
return nil
}
func (app *application) run(token string) error {
if err := app.show(token); err != nil {
return err
}
return app.Run()
}
func (app *application) clearPages() {
for _, name := range app.pages.GetPageNames(false) {
app.pages.RemovePage(name)
}
}
func (app *application) init() {
app.clearPages()
app.flex.Clear()
right := tview.NewFlex()
right.SetDirection(tview.FlexRow)
right.AddItem(app.messagesText, 0, 1, false)
right.AddItem(app.messageInput, 3, 1, false)
// The guilds tree is always focused first at start-up.
app.flex.AddItem(app.guildsTree, 0, 1, true)
app.flex.AddItem(right, 0, 4, false)
app.pages.AddAndSwitchToPage("flex", app.flex, true)
}
func (app *application) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
switch event.Name() {
case app.cfg.Keys.Quit:
if discordState != nil {
if err := discordState.Close(); err != nil {
slog.Error("failed to close the session", "err", err)
}
}
app.Stop()
case "Ctrl+C":
// https://github.com/ayn2op/tview/blob/a64fc48d7654432f71922c8b908280cdb525805c/application.go#L153
return tcell.NewEventKey(tcell.KeyCtrlC, 0, tcell.ModNone)
}
return event
}
func (app *application) onFlexInputCapture(event *tcell.EventKey) *tcell.EventKey {
switch event.Name() {
case app.cfg.Keys.FocusGuildsTree:
app.SetFocus(app.guildsTree)
return nil
case app.cfg.Keys.FocusMessagesText:
app.SetFocus(app.messagesText)
return nil
case app.cfg.Keys.FocusMessageInput:
app.SetFocus(app.messageInput)
return nil
case app.cfg.Keys.Logout:
app.Stop()
if err := keyring.Delete(consts.Name, "token"); err != nil {
slog.Error("failed to delete token from keyring", "err", err)
return nil
}
return nil
case app.cfg.Keys.ToggleGuildsTree:
// The guilds tree is visible if the numbers of items is two.
if app.flex.GetItemCount() == 2 {
app.flex.RemoveItem(app.guildsTree)
if app.guildsTree.HasFocus() {
app.SetFocus(app.flex)
}
} else {
app.init()
app.SetFocus(app.guildsTree)
}
return nil
}
return event
}