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package main
import (
"fmt"
"path"
"strconv"
"time"
"unicode"
"github.com/gdamore/tcell/v2"
"github.com/rivo/tview"
)
var (
botRespMode = false
editMode = false
botMsg = "no"
selectedIndex = int(-1)
indexLine = "Esc: send msg; Tab: switch focus; F1: manage chats; F2: regen last; F3:delete last msg; F4: edit msg; F5: toggle system; F6: interrupt bot resp; Row: [yellow]%d[white], Column: [yellow]%d; bot resp mode: %v"
focusSwitcher = map[tview.Primitive]tview.Primitive{}
)
func isASCII(s string) bool {
for i := 0; i < len(s); i++ {
if s[i] > unicode.MaxASCII {
return false
}
}
return true
}
func main() {
app := tview.NewApplication()
pages := tview.NewPages()
textArea := tview.NewTextArea().
SetPlaceholder("Type your prompt...")
textArea.SetBorder(true).SetTitle("input")
textView := tview.NewTextView().
SetDynamicColors(true).
SetRegions(true).
SetChangedFunc(func() {
app.Draw()
})
textView.SetBorder(true).SetTitle("chat")
focusSwitcher[textArea] = textView
focusSwitcher[textView] = textArea
position := tview.NewTextView().
SetDynamicColors(true).
SetTextAlign(tview.AlignCenter)
flex := tview.NewFlex().SetDirection(tview.FlexRow).
AddItem(textView, 0, 40, false).
AddItem(textArea, 0, 10, true).
AddItem(position, 0, 1, false)
updateStatusLine := func() {
fromRow, fromColumn, toRow, toColumn := textArea.GetCursor()
if fromRow == toRow && fromColumn == toColumn {
position.SetText(fmt.Sprintf(indexLine, fromRow, fromColumn, botRespMode))
} else {
position.SetText(fmt.Sprintf("Esc: send msg; Tab: switch focus; F1: manage chats; F2: regen last; F3:delete last msg; F4: edit msg; F5: toggle system; F6: interrupt bot resp; Row: [yellow]%d[white], Column: [yellow]%d[white] - [red]To[white] Row: [yellow]%d[white], To Column: [yellow]%d; bot resp mode: %v", fromRow, fromColumn, toRow, toColumn, botRespMode))
}
}
chatOpts := []string{"cancel", "new"}
fList, err := loadHistoryChats()
if err != nil {
panic(err)
}
chatOpts = append(chatOpts, fList...)
chatActModal := tview.NewModal().
SetText("Chat actions:").
AddButtons(chatOpts).
SetDoneFunc(func(buttonIndex int, buttonLabel string) {
switch buttonLabel {
case "new":
// set chat body
chatBody.Messages = defaultStarter
textView.SetText(chatToText(showSystemMsgs))
activeChatName = path.Join(historyDir, fmt.Sprintf("%d_chat.json", time.Now().Unix()))
pages.RemovePage("history")
return
// set text
case "cancel":
pages.RemovePage("history")
return
default:
fn := buttonLabel
history, err := loadHistoryChat(fn)
if err != nil {
logger.Error("failed to read history file", "filename", fn)
pages.RemovePage("history")
return
}
chatBody.Messages = history
textView.SetText(chatToText(showSystemMsgs))
activeChatName = fn
pages.RemovePage("history")
return
}
})
editArea := tview.NewTextArea().
SetPlaceholder("Replace msg...")
editArea.SetBorder(true).SetTitle("input")
editArea.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
if event.Key() == tcell.KeyEscape && editMode {
editedMsg := editArea.GetText()
chatBody.Messages[selectedIndex].Content = editedMsg
// change textarea
textView.SetText(chatToText(showSystemMsgs))
pages.RemovePage("editArea")
editMode = false
return nil
}
return event
})
indexPickWindow := tview.NewInputField().
SetLabel("Enter a msg index: ").
SetFieldWidth(4).
SetAcceptanceFunc(tview.InputFieldInteger).
SetDoneFunc(func(key tcell.Key) {
pages.RemovePage("getIndex")
return
})
indexPickWindow.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
if event.Key() == tcell.KeyEnter {
si := indexPickWindow.GetText()
selectedIndex, err = strconv.Atoi(si)
if err != nil {
logger.Error("failed to convert provided index", "error", err, "si", si)
}
if len(chatBody.Messages) <= selectedIndex && selectedIndex < 0 {
logger.Warn("chosen index is out of bounds", "index", selectedIndex)
return nil
}
pages.AddPage("editArea", editArea, true, true)
m := chatBody.Messages[selectedIndex]
// editArea.SetText(m.ToText(selectedIndex), true)
editArea.SetText(m.Content, true)
editMode = true
// editArea.SetText(si, true)
}
return event
})
//
textArea.SetMovedFunc(updateStatusLine)
updateStatusLine()
textView.SetText(chatToText(showSystemMsgs))
textView.ScrollToEnd()
app.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
if event.Key() == tcell.KeyF1 {
// fList, err := listHistoryFiles(historyDir)
fList, err := loadHistoryChats()
if err != nil {
panic(err)
}
chatOpts = append(chatOpts, fList...)
pages.AddPage("history", chatActModal, true, true)
return nil
}
if event.Key() == tcell.KeyF2 {
// regen last msg
chatBody.Messages = chatBody.Messages[:len(chatBody.Messages)-1]
textView.SetText(chatToText(showSystemMsgs))
go chatRound("", userRole, textView)
return nil
}
if event.Key() == tcell.KeyF3 {
// TODO: delete last n messages
// modal window with input field
chatBody.Messages = chatBody.Messages[:len(chatBody.Messages)-1]
textView.SetText(chatToText(showSystemMsgs))
botRespMode = false // hmmm; is that correct?
return nil
}
if event.Key() == tcell.KeyF4 {
// edit msg
pages.AddPage("getIndex", indexPickWindow, true, true)
editMode = true
return nil
}
if event.Key() == tcell.KeyF5 {
// switch showSystemMsgs
showSystemMsgs = !showSystemMsgs
textView.SetText(chatToText(showSystemMsgs))
}
if event.Key() == tcell.KeyF6 {
interruptResp = true
botRespMode = false
return nil
}
// cannot send msg in editMode or botRespMode
if event.Key() == tcell.KeyEscape && !editMode && !botRespMode {
fromRow, fromColumn, _, _ := textArea.GetCursor()
position.SetText(fmt.Sprintf(indexLine, fromRow, fromColumn, botRespMode))
// read all text into buffer
msgText := textArea.GetText()
if msgText != "" {
fmt.Fprintf(textView, "\n(%d) <user>: %s\n", len(chatBody.Messages), msgText)
textArea.SetText("", true)
textView.ScrollToEnd()
}
// update statue line
go chatRound(msgText, userRole, textView)
return nil
}
if event.Key() == tcell.KeyTab {
currentF := app.GetFocus()
app.SetFocus(focusSwitcher[currentF])
}
if isASCII(string(event.Rune())) && !botRespMode {
// botRespMode = false
// fromRow, fromColumn, _, _ := textArea.GetCursor()
// position.SetText(fmt.Sprintf(indexLine, fromRow, fromColumn, botRespMode))
return event
}
return event
})
pages.AddPage("main", flex, true, true)
if err := app.SetRoot(pages,
true).EnableMouse(true).Run(); err != nil {
panic(err)
}
}
|
