nanite/display.go

134 lines
2.8 KiB
Go

package main
import (
"fmt"
"math"
"strings"
"codeberg.org/lobo/nanite/widgets/pager"
"git.sr.ht/~rockorager/vaxis"
"git.sr.ht/~rockorager/vaxis/widgets/textinput"
)
func (app *App) InitUI() error {
var err error
app.vx, err = vaxis.New(vaxis.Options{})
if err != nil {
return err
}
app.input = textinput.New()
app.pager = &pager.Model{
WrapMode: pager.WrapWords,
}
app.resize()
return nil
}
func (app *App) FinishUI() {
app.vx.Close()
}
func (app *App) resize() {
win := app.vx.Window()
app.w.log = win.New(0, 1, win.Width, win.Height-2)
app.w.title = win.New(0, 0, win.Width, 1)
app.w.input = win.New(0, win.Height-1, win.Width, 1)
app.pager.Offset = math.MaxInt
}
func (app *App) Redraw() {
app.w.title.Clear()
titleStyle := vaxis.Style{Attribute: vaxis.AttrBold}
delimiterStyle := vaxis.Style{Attribute: vaxis.AttrDim}
if app.conn != nil {
titleString := fmt.Sprintf("%s:%s", app.host, app.port)
app.vx.SetTitle(titleString)
rateString := "manual"
if app.rate != 0 {
rateString = app.rate.String()
}
segments := []vaxis.Segment{
{Text: "• "},
{Text: titleString, Style: titleStyle},
{Text: " │ ", Style: delimiterStyle},
{Text: fmt.Sprintf("↻ %s", rateString)},
}
if app.stats != "" {
segments = append(segments,
vaxis.Segment{Text: " │ ", Style: delimiterStyle},
vaxis.Segment{Text: app.stats},
)
}
app.w.title.PrintTruncate(0, segments...)
app.pager.Layout()
app.pager.Draw(app.w.log)
app.input.Draw(app.w.input)
} else {
app.vx.SetTitle("nanite (disconnected)")
app.w.title.PrintTruncate(0,
vaxis.Segment{Text: "✕ "},
vaxis.Segment{Text: "disconnected", Style: titleStyle},
)
}
app.vx.Render()
}
func (app *App) submitTextInput() {
if len(app.input.Characters()) == 0 {
return
}
if app.input.Characters()[0].Grapheme == "/" {
name, rest, _ := strings.Cut(app.input.String()[1:], " ")
if cmd, ok := CommandMap[name]; ok {
cmd(app, rest)
} else {
app.AppendSystemMessage("unknown command \"%s\"", name)
}
} else {
message := fmt.Sprintf("%s: %s", app.nick, app.input.String())
app.AppendMessage(message)
app.outgoing <- Message(message)
app.outgoing <- Stat("")
}
app.input.SetContent("")
}
func (app *App) HandleTerminalEvent(ev vaxis.Event) {
switch ev := ev.(type) {
case vaxis.Key:
switch ev.String() {
case "Up":
app.pager.ScrollUp()
case "Down":
app.pager.ScrollDown()
case "Enter":
app.submitTextInput()
case "Ctrl+p":
app.outgoing <- ManualPoll(app.last)
case "Ctrl+l":
app.Redraw()
app.vx.Refresh()
case "Ctrl+c":
app.stop()
}
case vaxis.Mouse:
switch ev.Button {
case vaxis.MouseWheelUp:
app.pager.ScrollUpN(2)
case vaxis.MouseWheelDown:
app.pager.ScrollDownN(2)
}
case vaxis.Resize:
app.resize()
}
app.input.Update(ev)
}