Rename app from chat to neoirc, binary to neoircd (closes #46)
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- Rename Go module path: git.eeqj.de/sneak/chat -> git.eeqj.de/sneak/neoirc - Rename binary: chatd -> neoircd, chat-cli -> neoirc-cli - Rename cmd directories: cmd/chatd -> cmd/neoircd, cmd/chat-cli -> cmd/neoirc-cli - Rename Go package: chatapi -> neoircapi - Update Makefile: binary name, build targets, docker image tag, clean target - Update Dockerfile: binary paths, user/group names, ENTRYPOINT - Update .gitignore and .dockerignore - Update all Go imports and doc comments - Update default server name fallback: chat -> neoirc - Update web client: localStorage keys, page title, default server name - Update all schema $id URLs and example hostnames - Update README.md: project name, binary references, examples, directory tree - Update AGENTS.md: build command reference - Update test fixtures: app name and channel names
This commit is contained in:
clawbot
294
cmd/neoirc-cli/ui.go
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294
cmd/neoirc-cli/ui.go
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package main
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import (
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"fmt"
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"strings"
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"time"
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"github.com/gdamore/tcell/v2"
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"github.com/rivo/tview"
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)
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// Buffer holds messages for a channel/DM/status window.
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type Buffer struct {
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Name string
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Lines []string
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Unread int
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}
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// UI manages the terminal interface.
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type UI struct {
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app *tview.Application
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messages *tview.TextView
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statusBar *tview.TextView
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input *tview.InputField
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layout *tview.Flex
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buffers []*Buffer
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currentBuffer int
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onInput func(string)
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}
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// NewUI creates the tview-based IRC-like UI.
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func NewUI() *UI {
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ui := &UI{ //nolint:exhaustruct,varnamelen // fields set below; ui is idiomatic
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app: tview.NewApplication(),
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buffers: []*Buffer{
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{Name: "(status)", Lines: nil, Unread: 0},
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},
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}
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ui.initMessages()
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ui.initStatusBar()
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ui.initInput()
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ui.initKeyCapture()
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ui.layout = tview.NewFlex().
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SetDirection(tview.FlexRow).
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AddItem(ui.messages, 0, 1, false).
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AddItem(ui.statusBar, 1, 0, false).
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AddItem(ui.input, 1, 0, true)
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ui.app.SetRoot(ui.layout, true)
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ui.app.SetFocus(ui.input)
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return ui
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}
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// Run starts the UI event loop (blocks).
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func (ui *UI) Run() error {
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err := ui.app.Run()
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if err != nil {
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return fmt.Errorf("run ui: %w", err)
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}
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return nil
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}
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// Stop stops the UI.
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func (ui *UI) Stop() {
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ui.app.Stop()
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}
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// OnInput sets the callback for user input.
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func (ui *UI) OnInput(fn func(string)) {
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ui.onInput = fn
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}
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// AddLine adds a line to the specified buffer.
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func (ui *UI) AddLine(bufferName, line string) {
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ui.app.QueueUpdateDraw(func() {
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buf := ui.getOrCreateBuffer(bufferName)
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buf.Lines = append(buf.Lines, line)
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cur := ui.buffers[ui.currentBuffer]
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if cur != buf {
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buf.Unread++
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ui.refreshStatusBar()
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}
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if cur == buf {
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_, _ = fmt.Fprintln(ui.messages, line)
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}
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})
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}
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// AddStatus adds a line to the status buffer.
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func (ui *UI) AddStatus(line string) {
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ts := time.Now().Format("15:04")
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ui.AddLine(
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"(status)",
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"[gray]"+ts+"[white] "+line,
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)
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}
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// SwitchBuffer switches to the buffer at index n.
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func (ui *UI) SwitchBuffer(bufIndex int) {
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ui.app.QueueUpdateDraw(func() {
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if bufIndex < 0 || bufIndex >= len(ui.buffers) {
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return
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}
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ui.currentBuffer = bufIndex
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buf := ui.buffers[bufIndex]
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buf.Unread = 0
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ui.messages.Clear()
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for _, line := range buf.Lines {
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_, _ = fmt.Fprintln(ui.messages, line)
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}
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ui.messages.ScrollToEnd()
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ui.refreshStatusBar()
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})
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}
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// SwitchToBuffer switches to named buffer, creating if
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// needed.
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func (ui *UI) SwitchToBuffer(name string) {
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ui.app.QueueUpdateDraw(func() {
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buf := ui.getOrCreateBuffer(name)
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for i, b := range ui.buffers {
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if b == buf {
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ui.currentBuffer = i
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break
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}
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}
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buf.Unread = 0
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ui.messages.Clear()
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for _, line := range buf.Lines {
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_, _ = fmt.Fprintln(ui.messages, line)
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}
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ui.messages.ScrollToEnd()
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ui.refreshStatusBar()
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})
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}
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// SetStatus updates the status bar text.
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func (ui *UI) SetStatus(
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nick, target, connStatus string,
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) {
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ui.app.QueueUpdateDraw(func() {
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ui.renderStatusBar(nick, target, connStatus)
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})
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}
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// BufferCount returns the number of buffers.
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func (ui *UI) BufferCount() int {
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return len(ui.buffers)
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}
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// BufferIndex returns the index of a named buffer.
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func (ui *UI) BufferIndex(name string) int {
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for i, buf := range ui.buffers {
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if buf.Name == name {
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return i
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}
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}
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return -1
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}
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func (ui *UI) initMessages() {
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ui.messages = tview.NewTextView().
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SetDynamicColors(true).
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SetScrollable(true).
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SetWordWrap(true).
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SetChangedFunc(func() {
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ui.app.Draw()
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})
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ui.messages.SetBorder(false)
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}
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func (ui *UI) initStatusBar() {
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ui.statusBar = tview.NewTextView().
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SetDynamicColors(true)
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ui.statusBar.SetBackgroundColor(tcell.ColorNavy)
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ui.statusBar.SetTextColor(tcell.ColorWhite)
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}
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func (ui *UI) initInput() {
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ui.input = tview.NewInputField().
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SetFieldBackgroundColor(tcell.ColorBlack).
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SetFieldTextColor(tcell.ColorWhite)
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ui.input.SetDoneFunc(func(key tcell.Key) {
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if key != tcell.KeyEnter {
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return
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}
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text := ui.input.GetText()
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if text == "" {
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return
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}
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ui.input.SetText("")
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if ui.onInput != nil {
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ui.onInput(text)
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}
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})
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}
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func (ui *UI) initKeyCapture() {
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ui.app.SetInputCapture(
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func(event *tcell.EventKey) *tcell.EventKey {
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if event.Modifiers()&tcell.ModAlt == 0 {
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return event
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}
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r := event.Rune()
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if r >= '0' && r <= '9' {
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idx := int(r - '0')
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ui.SwitchBuffer(idx)
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return nil
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}
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return event
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},
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)
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}
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func (ui *UI) refreshStatusBar() {
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// Placeholder; full refresh needs nick/target context.
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}
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func (ui *UI) renderStatusBar(
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nick, target, connStatus string,
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) {
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var unreadParts []string
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for i, buf := range ui.buffers {
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if buf.Unread > 0 {
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unreadParts = append(unreadParts,
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fmt.Sprintf(
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"%d:%s(%d)",
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i, buf.Name, buf.Unread,
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),
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)
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}
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}
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unread := ""
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if len(unreadParts) > 0 {
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unread = " [Act: " +
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strings.Join(unreadParts, ",") + "]"
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}
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bufInfo := fmt.Sprintf(
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"[%d:%s]",
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ui.currentBuffer,
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ui.buffers[ui.currentBuffer].Name,
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)
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ui.statusBar.Clear()
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_, _ = fmt.Fprintf(ui.statusBar,
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" [%s] %s %s %s%s",
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connStatus, nick, bufInfo, target, unread,
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)
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}
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func (ui *UI) getOrCreateBuffer(name string) *Buffer {
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for _, buf := range ui.buffers {
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if buf.Name == name {
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return buf
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}
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}
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buf := &Buffer{Name: name, Lines: nil, Unread: 0}
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ui.buffers = append(ui.buffers, buf)
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return buf
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}
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