pkg/cmd/list.go

@@ -115,8 +115,8 @@ func ListCmd(ctx *lmcli.Context) *cobra.Command {
 		},
 	}
 
-	cmd.Flags().BoolP("all", "a", false, "Show all conversations")
+	cmd.Flags().Bool("all", false, "Show all conversations")
-	cmd.Flags().IntP("count", "c", LS_COUNT, "How many conversations to show")
+	cmd.Flags().Int("count", LS_COUNT, "How many conversations to show")
 
 	return cmd
 }

pkg/tui/chat.go

@@ -1,889 +0,0 @@
-package tui
-
-import (
-	"context"
-	"encoding/json"
-	"fmt"
-	"strings"
-	"time"
-
-	cmdutil "git.mlow.ca/mlow/lmcli/pkg/cmd/util"
-	models "git.mlow.ca/mlow/lmcli/pkg/lmcli/model"
-	"github.com/charmbracelet/bubbles/spinner"
-	"github.com/charmbracelet/bubbles/textarea"
-	"github.com/charmbracelet/bubbles/viewport"
-	tea "github.com/charmbracelet/bubbletea"
-	"github.com/charmbracelet/lipgloss"
-	"github.com/muesli/reflow/wordwrap"
-	"gopkg.in/yaml.v2"
-)
-
-type focusState int
-
-const (
-	focusInput focusState = iota
-	focusMessages
-)
-
-type editorTarget int
-
-const (
-	input editorTarget = iota
-	selectedMessage
-)
-
-// custom tea.Msg types
-type (
-	// sent on each chunk received from LLM
-	msgResponseChunk string
-	// sent when response is finished being received
-	msgResponseEnd string
-	// a special case of msgError that stops the response waiting animation
-	msgResponseError error
-	// sent on each completed reply
-	msgAssistantReply models.Message
-	// sent when a conversation is (re)loaded
-	msgConversationLoaded *models.Conversation
-	// sent when a new conversation title is set
-	msgConversationTitleChanged string
-	// sent when a conversation's messages are laoded
-	msgMessagesLoaded []models.Message
-)
-
-type chatModel struct {
-	basemodel
-	width  int
-	height int
-
-	// app state
-	conversation    *models.Conversation
-	messages        []models.Message
-	selectedMessage int
-	waitingForReply bool
-	editorTarget    editorTarget
-	stopSignal      chan struct{}
-	replyChan       chan models.Message
-	replyChunkChan  chan string
-	persistence     bool // whether we will save new messages in the conversation
-
-	// ui state
-	focus           focusState
-	wrap            bool     // whether message content is wrapped to viewport width
-	status          string   // a general status message
-	showToolResults bool     // whether tool calls and results are shown
-	messageCache    []string // cache of syntax highlighted and wrapped message content
-	messageOffsets  []int
-
-	// ui elements
-	content viewport.Model
-	input   textarea.Model
-	spinner spinner.Model
-}
-
-func newChatModel(tui *model) chatModel {
-	m := chatModel{
-		basemodel: basemodel{
-			opts:  tui.opts,
-			ctx:   tui.ctx,
-			views: tui.views,
-		},
-
-		conversation: &models.Conversation{},
-		persistence:  true,
-
-		stopSignal:     make(chan struct{}),
-		replyChan:      make(chan models.Message),
-		replyChunkChan: make(chan string),
-
-		wrap:            true,
-		selectedMessage: -1,
-
-		content: viewport.New(0, 0),
-		input:   textarea.New(),
-		spinner: spinner.New(spinner.WithSpinner(
-			spinner.Spinner{
-				Frames: []string{
-					".  ",
-					".. ",
-					"...",
-					".. ",
-					".  ",
-					"   ",
-				},
-				FPS: time.Second / 3,
-			},
-		)),
-	}
-
-	m.input.Focus()
-	m.input.MaxHeight = 0
-	m.input.CharLimit = 0
-	m.input.ShowLineNumbers = false
-	m.input.Placeholder = "Enter a message"
-
-	m.input.FocusedStyle.CursorLine = lipgloss.NewStyle()
-	m.input.FocusedStyle.Base = inputFocusedStyle
-	m.input.BlurredStyle.Base = inputBlurredStyle
-
-	m.waitingForReply = false
-	m.status = "Press ctrl+s to send"
-	return m
-}
-
-// styles
-var (
-	headerStyle = lipgloss.NewStyle().
-			PaddingLeft(1).
-			PaddingRight(1).
-			Background(lipgloss.Color("0"))
-
-	messageHeadingStyle = lipgloss.NewStyle().
-				MarginTop(1).
-				MarginBottom(1).
-				PaddingLeft(1).
-				Bold(true)
-
-	userStyle = lipgloss.NewStyle().Faint(true).Foreground(lipgloss.Color("10"))
-
-	assistantStyle = lipgloss.NewStyle().Faint(true).Foreground(lipgloss.Color("12"))
-
-	messageStyle = lipgloss.NewStyle().
-			PaddingLeft(2).
-			PaddingRight(2)
-
-	inputFocusedStyle = lipgloss.NewStyle().
-				Border(lipgloss.RoundedBorder(), true, true, true, false)
-
-	inputBlurredStyle = lipgloss.NewStyle().
-				Faint(true).
-				Border(lipgloss.RoundedBorder(), true, true, true, false)
-
-	footerStyle = lipgloss.NewStyle()
-)
-
-func (m *chatModel) handleInput(msg tea.KeyMsg) (bool, tea.Cmd) {
-	switch m.focus {
-	case focusInput:
-		consumed, cmd := m.handleInputKey(msg)
-		if consumed {
-			return true, cmd
-		}
-	case focusMessages:
-		consumed, cmd := m.handleMessagesKey(msg)
-		if consumed {
-			return true, cmd
-		}
-	}
-
-	switch msg.String() {
-	case "esc":
-		return true, func() tea.Msg {
-			return msgChangeState(stateConversations)
-		}
-	case "ctrl+c":
-		if m.waitingForReply {
-			m.stopSignal <- struct{}{}
-			return true, nil
-		}
-		return true, func() tea.Msg {
-			return msgChangeState(stateConversations)
-		}
-	case "ctrl+p":
-		m.persistence = !m.persistence
-		return true, nil
-	case "ctrl+t":
-		m.showToolResults = !m.showToolResults
-		m.rebuildMessageCache()
-		m.updateContent()
-		return true, nil
-	case "ctrl+w":
-		m.wrap = !m.wrap
-		m.rebuildMessageCache()
-		m.updateContent()
-		return true, nil
-	}
-	return false, nil
-}
-
-func (m chatModel) Init() tea.Cmd {
-	return tea.Batch(
-		textarea.Blink,
-		m.spinner.Tick,
-		m.waitForChunk(),
-		m.waitForReply(),
-	)
-}
-
-func (m *chatModel) handleResize(width, height int) {
-	m.width, m.height = width, height
-	m.content.Width = width
-	m.input.SetWidth(width - m.input.FocusedStyle.Base.GetHorizontalFrameSize())
-	if len(m.messages) > 0 {
-		m.rebuildMessageCache()
-		m.updateContent()
-	}
-}
-
-func (m chatModel) Update(msg tea.Msg) (chatModel, tea.Cmd) {
-	var cmds []tea.Cmd
-	switch msg := msg.(type) {
-	case msgChangeState:
-		if m.opts.convShortname != "" && m.conversation.ShortName.String != m.opts.convShortname {
-			cmds = append(cmds, m.loadConversation(m.opts.convShortname))
-		}
-	case tea.WindowSizeMsg:
-		m.handleResize(msg.Width, msg.Height)
-	case msgTempfileEditorClosed:
-		contents := string(msg)
-		switch m.editorTarget {
-		case input:
-			m.input.SetValue(contents)
-		case selectedMessage:
-			m.setMessageContents(m.selectedMessage, contents)
-			if m.persistence && m.messages[m.selectedMessage].ID > 0 {
-				// update persisted message
-				err := m.ctx.Store.UpdateMessage(&m.messages[m.selectedMessage])
-				if err != nil {
-					cmds = append(cmds, wrapError(fmt.Errorf("Could not save edited message: %v", err)))
-				}
-			}
-			m.updateContent()
-		}
-	case msgConversationLoaded:
-		m.conversation = (*models.Conversation)(msg)
-		cmds = append(cmds, m.loadMessages(m.conversation))
-	case msgMessagesLoaded:
-		m.selectedMessage = len(msg) - 1
-		m.setMessages(msg)
-		m.updateContent()
-		m.content.GotoBottom()
-	case msgResponseChunk:
-		chunk := string(msg)
-		last := len(m.messages) - 1
-		if last >= 0 && m.messages[last].Role.IsAssistant() {
-			m.setMessageContents(last, m.messages[last].Content+chunk)
-		} else {
-			m.addMessage(models.Message{
-				Role:    models.MessageRoleAssistant,
-				Content: chunk,
-			})
-		}
-		m.updateContent()
-		cmds = append(cmds, m.waitForChunk()) // wait for the next chunk
-	case msgAssistantReply:
-		// the last reply that was being worked on is finished
-		reply := models.Message(msg)
-		reply.Content = strings.TrimSpace(reply.Content)
-
-		last := len(m.messages) - 1
-		if last < 0 {
-			panic("Unexpected empty messages handling msgAssistantReply")
-		}
-
-		if reply.Role.IsAssistant() && m.messages[last].Role.IsAssistant() {
-			// this was a continuation, so replace the previous message with the completed reply
-			m.setMessage(last, reply)
-		} else {
-			m.addMessage(reply)
-		}
-
-		if m.persistence {
-			var err error
-			if m.conversation.ID == 0 {
-				err = m.ctx.Store.SaveConversation(m.conversation)
-			}
-			if err != nil {
-				cmds = append(cmds, wrapError(err))
-			} else {
-				cmds = append(cmds, m.persistConversation())
-			}
-		}
-
-		if m.conversation.Title == "" {
-			cmds = append(cmds, m.generateConversationTitle())
-		}
-
-		m.updateContent()
-		cmds = append(cmds, m.waitForReply())
-	case msgResponseEnd:
-		m.waitingForReply = false
-		last := len(m.messages) - 1
-		if last < 0 {
-			panic("Unexpected empty messages handling msgResponseEnd")
-		}
-		m.setMessageContents(last, strings.TrimSpace(m.messages[last].Content))
-		m.updateContent()
-		m.status = "Press ctrl+s to send"
-	case msgResponseError:
-		m.waitingForReply = false
-		m.status = "Press ctrl+s to send"
-		m.err = error(msg)
-	case msgConversationTitleChanged:
-		title := string(msg)
-		m.conversation.Title = title
-		if m.persistence {
-			err := m.ctx.Store.SaveConversation(m.conversation)
-			if err != nil {
-				cmds = append(cmds, wrapError(err))
-			}
-		}
-	}
-
-	var cmd tea.Cmd
-	m.spinner, cmd = m.spinner.Update(msg)
-	if cmd != nil {
-		cmds = append(cmds, cmd)
-	}
-
-	prevInputLineCnt := m.input.LineCount()
-	inputCaptured := false
-	m.input, cmd = m.input.Update(msg)
-	if cmd != nil {
-		inputCaptured = true
-		cmds = append(cmds, cmd)
-	}
-
-	if !inputCaptured {
-		m.content, cmd = m.content.Update(msg)
-		if cmd != nil {
-			cmds = append(cmds, cmd)
-		}
-	}
-
-	// update views once window dimensions are known
-	if m.width > 0 {
-		m.views.header = m.headerView()
-		m.views.footer = m.footerView()
-		m.views.error = errorBanner(m.err, m.width)
-		fixedHeight := height(m.views.header) + height(m.views.error) + height(m.views.footer)
-
-		// calculate clamped input height to accomodate input text
-		newHeight := max(4, min((m.height-fixedHeight-1)/2, m.input.LineCount()))
-		m.input.SetHeight(newHeight)
-		m.views.input = m.input.View()
-
-		m.content.Height = m.height - fixedHeight - height(m.views.input)
-		m.views.content = m.content.View()
-	}
-
-	// this is a pretty nasty hack to ensure the input area viewport doesn't
-	// scroll below its content, which can happen when the input viewport
-	// height has grown, or previously entered lines have been deleted
-	if prevInputLineCnt != m.input.LineCount() {
-		// dist is the distance we'd need to scroll up from the current cursor
-		// position to position the last input line at the bottom of the
-		// viewport. if negative, we're already scrolled above the bottom
-		dist := m.input.Line() - (m.input.LineCount() - m.input.Height())
-		if dist > 0 {
-			for i := 0; i < dist; i++ {
-				// move cursor up until content reaches the bottom of the viewport
-				m.input.CursorUp()
-			}
-			m.input, cmd = m.input.Update(nil)
-			for i := 0; i < dist; i++ {
-				// move cursor back down to its previous position
-				m.input.CursorDown()
-			}
-			m.input, cmd = m.input.Update(nil)
-		}
-	}
-
-	return m, tea.Batch(cmds...)
-}
-
-func (m *chatModel) handleMessagesKey(msg tea.KeyMsg) (bool, tea.Cmd) {
-	switch msg.String() {
-	case "tab", "enter":
-		m.focus = focusInput
-		m.updateContent()
-		m.input.Focus()
-		return true, nil
-	case "e":
-		message := m.messages[m.selectedMessage]
-		cmd := openTempfileEditor("message.*.md", message.Content, "# Edit the message below\n")
-		m.editorTarget = selectedMessage
-		return true, cmd
-	case "ctrl+k":
-		if m.selectedMessage > 0 && len(m.messages) == len(m.messageOffsets) {
-			m.selectedMessage--
-			m.updateContent()
-			offset := m.messageOffsets[m.selectedMessage]
-			scrollIntoView(&m.content, offset, m.content.Height/2)
-		}
-		return true, nil
-	case "ctrl+j":
-		if m.selectedMessage < len(m.messages)-1 && len(m.messages) == len(m.messageOffsets) {
-			m.selectedMessage++
-			m.updateContent()
-			offset := m.messageOffsets[m.selectedMessage]
-			scrollIntoView(&m.content, offset, m.content.Height/2)
-		}
-		return true, nil
-	case "ctrl+r":
-		// resubmit the conversation with all messages up until and including the selected message
-		if m.waitingForReply || len(m.messages) == 0 {
-			return true, nil
-		}
-		m.messages = m.messages[:m.selectedMessage+1]
-		m.messageCache = m.messageCache[:m.selectedMessage+1]
-		m.updateContent()
-		m.content.GotoBottom()
-		return true, m.promptLLM()
-	}
-	return false, nil
-}
-
-func (m *chatModel) handleInputKey(msg tea.KeyMsg) (bool, tea.Cmd) {
-	switch msg.String() {
-	case "esc":
-		m.focus = focusMessages
-		if len(m.messages) > 0 {
-			if m.selectedMessage < 0 || m.selectedMessage >= len(m.messages) {
-				m.selectedMessage = len(m.messages) - 1
-			}
-			offset := m.messageOffsets[m.selectedMessage]
-			scrollIntoView(&m.content, offset, m.content.Height/2)
-		}
-		m.updateContent()
-		m.input.Blur()
-		return true, nil
-	case "ctrl+s":
-		userInput := strings.TrimSpace(m.input.Value())
-		if strings.TrimSpace(userInput) == "" {
-			return true, nil
-		}
-
-		if len(m.messages) > 0 && m.messages[len(m.messages)-1].Role == models.MessageRoleUser {
-			return true, wrapError(fmt.Errorf("Can't reply to a user message"))
-		}
-
-		reply := models.Message{
-			Role:    models.MessageRoleUser,
-			Content: userInput,
-		}
-
-		if m.persistence {
-			var err error
-			if m.conversation.ID == 0 {
-				err = m.ctx.Store.SaveConversation(m.conversation)
-			}
-			if err != nil {
-				return true, wrapError(err)
-			}
-
-			// ensure all messages up to the one we're about to add are persisted
-			cmd := m.persistConversation()
-			if cmd != nil {
-				return true, cmd
-			}
-
-			savedReply, err := m.ctx.Store.AddReply(m.conversation, reply)
-			if err != nil {
-				return true, wrapError(err)
-			}
-			reply = *savedReply
-		}
-
-		m.input.SetValue("")
-		m.addMessage(reply)
-
-		m.updateContent()
-		m.content.GotoBottom()
-		return true, m.promptLLM()
-	case "ctrl+e":
-		cmd := openTempfileEditor("message.*.md", m.input.Value(), "# Edit your input below\n")
-		m.editorTarget = input
-		return true, cmd
-	}
-	return false, nil
-}
-
-func (m *chatModel) renderMessageHeading(i int, message *models.Message) string {
-	icon := ""
-	friendly := message.Role.FriendlyRole()
-	style := lipgloss.NewStyle().Faint(true).Bold(true)
-
-	switch message.Role {
-	case models.MessageRoleSystem:
-		icon = "⚙️"
-	case models.MessageRoleUser:
-		style = userStyle
-	case models.MessageRoleAssistant:
-		style = assistantStyle
-	case models.MessageRoleToolCall:
-		style = assistantStyle
-		friendly = models.MessageRoleAssistant.FriendlyRole()
-	case models.MessageRoleToolResult:
-		icon = "🔧"
-	}
-
-	user := style.Render(icon + friendly)
-
-	var prefix string
-	var suffix string
-
-	faint := lipgloss.NewStyle().Faint(true)
-	if m.focus == focusMessages {
-		if i == m.selectedMessage {
-			prefix = "> "
-		}
-	}
-
-	if message.ID == 0 {
-		suffix += faint.Render(" (not saved)")
-	}
-
-	return messageHeadingStyle.Render(prefix + user + suffix)
-}
-
-func (m *chatModel) renderMessage(msg *models.Message) string {
-	sb := &strings.Builder{}
-	sb.Grow(len(msg.Content) * 2)
-	if msg.Content != "" {
-		err := m.ctx.Chroma.Highlight(sb, msg.Content)
-		if err != nil {
-			sb.Reset()
-			sb.WriteString(msg.Content)
-		}
-	}
-
-	var toolString string
-	switch msg.Role {
-	case models.MessageRoleToolCall:
-		bytes, err := yaml.Marshal(msg.ToolCalls)
-		if err != nil {
-			toolString = "Could not serialize ToolCalls"
-		} else {
-			toolString = "tool_calls:\n" + string(bytes)
-		}
-	case models.MessageRoleToolResult:
-		if !m.showToolResults {
-			break
-		}
-
-		type renderedResult struct {
-			ToolName string `yaml:"tool"`
-			Result   any
-		}
-
-		var toolResults []renderedResult
-		for _, result := range msg.ToolResults {
-			var jsonResult interface{}
-			err := json.Unmarshal([]byte(result.Result), &jsonResult)
-			if err != nil {
-				// If parsing as JSON fails, treat Result as a plain string
-				toolResults = append(toolResults, renderedResult{
-					ToolName: result.ToolName,
-					Result:   result.Result,
-				})
-			} else {
-				// If parsing as JSON succeeds, marshal the parsed JSON into YAML
-				toolResults = append(toolResults, renderedResult{
-					ToolName: result.ToolName,
-					Result:   &jsonResult,
-				})
-			}
-		}
-
-		bytes, err := yaml.Marshal(toolResults)
-		if err != nil {
-			toolString = "Could not serialize ToolResults"
-		} else {
-			toolString = "tool_results:\n" + string(bytes)
-		}
-	}
-
-	if toolString != "" {
-		toolString = strings.TrimRight(toolString, "\n")
-		if msg.Content != "" {
-			sb.WriteString("\n\n")
-		}
-		_ = m.ctx.Chroma.HighlightLang(sb, toolString, "yaml")
-	}
-
-	content := strings.TrimRight(sb.String(), "\n")
-
-	if m.wrap {
-		wrapWidth := m.content.Width - messageStyle.GetHorizontalPadding() - 2
-		content = wordwrap.String(content, wrapWidth)
-	}
-
-	return messageStyle.Width(0).Render(content)
-}
-
-// render the conversation into a string
-func (m *chatModel) conversationMessagesView() string {
-	sb := strings.Builder{}
-
-	m.messageOffsets = make([]int, len(m.messages))
-	lineCnt := 1
-	for i, message := range m.messages {
-		m.messageOffsets[i] = lineCnt
-
-		switch message.Role {
-		case models.MessageRoleToolCall:
-			if !m.showToolResults && message.Content == "" {
-				continue
-			}
-		case models.MessageRoleToolResult:
-			if !m.showToolResults {
-				continue
-			}
-		}
-
-		heading := m.renderMessageHeading(i, &message)
-		sb.WriteString(heading)
-		sb.WriteString("\n")
-		lineCnt += lipgloss.Height(heading)
-
-		cached := m.messageCache[i]
-		sb.WriteString(cached)
-		sb.WriteString("\n")
-		lineCnt += lipgloss.Height(cached)
-	}
-
-	return sb.String()
-}
-
-func (m *chatModel) headerView() string {
-	titleStyle := lipgloss.NewStyle().Bold(true)
-	var title string
-	if m.conversation != nil && m.conversation.Title != "" {
-		title = m.conversation.Title
-	} else {
-		title = "Untitled"
-	}
-	title = truncateToCellWidth(title, m.width-headerStyle.GetHorizontalPadding(), "...")
-	header := titleStyle.Render(title)
-	return headerStyle.Width(m.width).Render(header)
-}
-
-func (m *chatModel) footerView() string {
-	segmentStyle := lipgloss.NewStyle().PaddingLeft(1).PaddingRight(1).Faint(true)
-	segmentSeparator := "|"
-
-	savingStyle := segmentStyle.Copy().Bold(true)
-	saving := ""
-	if m.persistence {
-		saving = savingStyle.Foreground(lipgloss.Color("2")).Render("✅💾")
-	} else {
-		saving = savingStyle.Foreground(lipgloss.Color("1")).Render("❌💾")
-	}
-
-	status := m.status
-	if m.waitingForReply {
-		status += m.spinner.View()
-	}
-
-	leftSegments := []string{
-		saving,
-		segmentStyle.Render(status),
-	}
-	rightSegments := []string{
-		segmentStyle.Render(fmt.Sprintf("Model: %s", *m.ctx.Config.Defaults.Model)),
-	}
-
-	left := strings.Join(leftSegments, segmentSeparator)
-	right := strings.Join(rightSegments, segmentSeparator)
-
-	totalWidth := lipgloss.Width(left) + lipgloss.Width(right)
-	remaining := m.width - totalWidth
-
-	var padding string
-	if remaining > 0 {
-		padding = strings.Repeat(" ", remaining)
-	}
-
-	footer := left + padding + right
-	if remaining < 0 {
-		footer = truncateToCellWidth(footer, m.width, "...")
-	}
-	return footerStyle.Width(m.width).Render(footer)
-}
-
-func (m *chatModel) setMessages(messages []models.Message) {
-	m.messages = messages
-	m.rebuildMessageCache()
-}
-
-func (m *chatModel) setMessage(i int, msg models.Message) {
-	if i >= len(m.messages) {
-		panic("i out of range")
-	}
-	m.messages[i] = msg
-	m.messageCache[i] = m.renderMessage(&msg)
-}
-
-func (m *chatModel) addMessage(msg models.Message) {
-	m.messages = append(m.messages, msg)
-	m.messageCache = append(m.messageCache, m.renderMessage(&msg))
-}
-
-func (m *chatModel) setMessageContents(i int, content string) {
-	if i >= len(m.messages) {
-		panic("i out of range")
-	}
-	m.messages[i].Content = content
-	m.messageCache[i] = m.renderMessage(&m.messages[i])
-}
-
-func (m *chatModel) rebuildMessageCache() {
-	m.messageCache = make([]string, len(m.messages))
-	for i, msg := range m.messages {
-		m.messageCache[i] = m.renderMessage(&msg)
-	}
-}
-
-func (m *chatModel) updateContent() {
-	atBottom := m.content.AtBottom()
-	m.content.SetContent(m.conversationMessagesView())
-	if atBottom {
-		// if we were at bottom before the update, scroll with the output
-		m.content.GotoBottom()
-	}
-}
-
-func (m *chatModel) loadConversation(shortname string) tea.Cmd {
-	return func() tea.Msg {
-		if shortname == "" {
-			return nil
-		}
-		c, err := m.ctx.Store.ConversationByShortName(shortname)
-		if err != nil {
-			return msgError(fmt.Errorf("Could not lookup conversation: %v", err))
-		}
-		if c.ID == 0 {
-			return msgError(fmt.Errorf("Conversation not found: %s", shortname))
-		}
-		return msgConversationLoaded(c)
-	}
-}
-
-func (m *chatModel) loadMessages(c *models.Conversation) tea.Cmd {
-	return func() tea.Msg {
-		messages, err := m.ctx.Store.Messages(c)
-		if err != nil {
-			return msgError(fmt.Errorf("Could not load conversation messages: %v\n", err))
-		}
-		return msgMessagesLoaded(messages)
-	}
-}
-
-func (m *chatModel) persistConversation() tea.Cmd {
-	existingMessages, err := m.ctx.Store.Messages(m.conversation)
-	if err != nil {
-		return wrapError(fmt.Errorf("Could not retrieve existing conversation messages while trying to save: %v", err))
-	}
-
-	existingById := make(map[uint]*models.Message, len(existingMessages))
-	for _, msg := range existingMessages {
-		existingById[msg.ID] = &msg
-	}
-
-	currentById := make(map[uint]*models.Message, len(m.messages))
-	for _, msg := range m.messages {
-		currentById[msg.ID] = &msg
-	}
-
-	for _, msg := range existingMessages {
-		_, ok := currentById[msg.ID]
-		if !ok {
-			err := m.ctx.Store.DeleteMessage(&msg)
-			if err != nil {
-				return wrapError(fmt.Errorf("Failed to remove messages: %v", err))
-			}
-		}
-	}
-
-	for i, msg := range m.messages {
-		if msg.ID > 0 {
-			exist, ok := existingById[msg.ID]
-			if ok {
-				if msg.Content == exist.Content {
-					continue
-				}
-				// update message when contents don't match that of store
-				err := m.ctx.Store.UpdateMessage(&msg)
-				if err != nil {
-					return wrapError(err)
-				}
-			} else {
-				// this would be quite odd... and I'm not sure how to handle
-				// it at the time of writing this
-			}
-		} else {
-			newMessage, err := m.ctx.Store.AddReply(m.conversation, msg)
-			if err != nil {
-				return wrapError(err)
-			}
-			m.setMessage(i, *newMessage)
-		}
-	}
-	return nil
-}
-
-func (m *chatModel) generateConversationTitle() tea.Cmd {
-	return func() tea.Msg {
-		title, err := cmdutil.GenerateTitle(m.ctx, m.conversation)
-		if err != nil {
-			return msgError(err)
-		}
-		return msgConversationTitleChanged(title)
-	}
-}
-
-func (m *chatModel) waitForReply() tea.Cmd {
-	return func() tea.Msg {
-		return msgAssistantReply(<-m.replyChan)
-	}
-}
-
-func (m *chatModel) waitForChunk() tea.Cmd {
-	return func() tea.Msg {
-		return msgResponseChunk(<-m.replyChunkChan)
-	}
-}
-
-func (m *chatModel) promptLLM() tea.Cmd {
-	m.waitingForReply = true
-	m.status = "Press ctrl+c to cancel"
-
-	return func() tea.Msg {
-		completionProvider, err := m.ctx.GetCompletionProvider(*m.ctx.Config.Defaults.Model)
-		if err != nil {
-			return msgError(err)
-		}
-
-		requestParams := models.RequestParameters{
-			Model:       *m.ctx.Config.Defaults.Model,
-			MaxTokens:   *m.ctx.Config.Defaults.MaxTokens,
-			Temperature: *m.ctx.Config.Defaults.Temperature,
-			ToolBag:     m.ctx.EnabledTools,
-		}
-
-		replyHandler := func(msg models.Message) {
-			m.replyChan <- msg
-		}
-
-		ctx, cancel := context.WithCancel(context.Background())
-
-		canceled := false
-		go func() {
-			select {
-			case <-m.stopSignal:
-				canceled = true
-				cancel()
-			}
-		}()
-
-		resp, err := completionProvider.CreateChatCompletionStream(
-			ctx, requestParams, m.messages, replyHandler, m.replyChunkChan,
-		)
-
-		if err != nil && !canceled {
-			return msgResponseError(err)
-		}
-
-		return msgResponseEnd(resp)
-	}
-}

pkg/tui/conversations.go

@@ -1,277 +0,0 @@
-package tui
-
-import (
-	"fmt"
-	"slices"
-	"strings"
-	"time"
-
-	models "git.mlow.ca/mlow/lmcli/pkg/lmcli/model"
-	"git.mlow.ca/mlow/lmcli/pkg/util"
-	"github.com/charmbracelet/bubbles/viewport"
-	tea "github.com/charmbracelet/bubbletea"
-	"github.com/charmbracelet/lipgloss"
-)
-
-type loadedConversation struct {
-	conv      models.Conversation
-	lastReply models.Message
-}
-
-type (
-	// sent when conversation list is loaded
-	msgConversationsLoaded ([]loadedConversation)
-	// sent when a conversation is selected
-	msgConversationSelected models.Conversation
-)
-
-type conversationsModel struct {
-	basemodel
-
-	conversations []loadedConversation
-	cursor        int   // index of the currently selected conversation
-	itemOffsets   []int // keeps track of the viewport y offset of each rendered item
-
-	content viewport.Model
-}
-
-func newConversationsModel(tui *model) conversationsModel {
-	m := conversationsModel{
-		basemodel: basemodel{
-			opts:   tui.opts,
-			ctx:    tui.ctx,
-			views:  tui.views,
-			width:  tui.width,
-			height: tui.height,
-		},
-		content: viewport.New(0, 0),
-	}
-	return m
-}
-
-func (m *conversationsModel) handleInput(msg tea.KeyMsg) (bool, tea.Cmd) {
-	switch msg.String() {
-	case "enter":
-		if len(m.conversations) > 0 && m.cursor < len(m.conversations) {
-			return true, func() tea.Msg {
-				return msgConversationSelected(m.conversations[m.cursor].conv)
-			}
-		}
-	case "j", "down":
-		if m.cursor < len(m.conversations)-1 {
-			m.cursor++
-			if m.cursor == len(m.conversations)-1 {
-				// if last conversation, simply scroll to the bottom
-				m.content.GotoBottom()
-			} else {
-				// this hack positions the *next* conversatoin slightly
-				// *off* the screen, ensuring the entire m.cursor is shown,
-				// even if its height may not be constant due to wrapping.
-				scrollIntoView(&m.content, m.itemOffsets[m.cursor+1], -1)
-			}
-			m.content.SetContent(m.renderConversationList())
-		} else {
-			m.cursor = len(m.conversations) - 1
-			m.content.GotoBottom()
-		}
-		return true, nil
-	case "k", "up":
-		if m.cursor > 0 {
-			m.cursor--
-			if m.cursor == 0 {
-				m.content.GotoTop()
-			} else {
-				scrollIntoView(&m.content, m.itemOffsets[m.cursor], 1)
-			}
-			m.content.SetContent(m.renderConversationList())
-		} else {
-			m.cursor = 0
-			m.content.GotoTop()
-		}
-		return true, nil
-	case "n":
-		// new conversation
-	case "d":
-		// show prompt to delete conversation
-	case "c":
-		// copy/clone conversation
-	case "r":
-		// show prompt to rename conversation
-	case "shift+r":
-		// show prompt to generate name for conversation
-	}
-	return false, nil
-}
-
-func (m conversationsModel) Init() tea.Cmd {
-	return nil
-}
-
-func (m *conversationsModel) handleResize(width, height int) {
-	m.width, m.height = width, height
-	m.content.Width = width
-}
-
-func (m conversationsModel) Update(msg tea.Msg) (conversationsModel, tea.Cmd) {
-	var cmds []tea.Cmd
-	switch msg := msg.(type) {
-	case msgChangeState:
-		cmds = append(cmds, m.loadConversations())
-		m.content.SetContent(m.renderConversationList())
-	case tea.WindowSizeMsg:
-		m.handleResize(msg.Width, msg.Height)
-		m.content.SetContent(m.renderConversationList())
-	case msgConversationsLoaded:
-		m.conversations = msg
-		m.content.SetContent(m.renderConversationList())
-	}
-
-	var cmd tea.Cmd
-	m.content, cmd = m.content.Update(msg)
-	if cmd != nil {
-		cmds = append(cmds, cmd)
-	}
-
-	if m.width > 0 {
-		m.views.header = m.headerView()
-		m.views.footer = "" // TODO: show /something/
-		m.views.error = errorBanner(m.err, m.width)
-		fixedHeight := height(m.views.header) + height(m.views.error) + height(m.views.footer)
-		m.content.Height = m.height - fixedHeight
-		m.views.content = m.content.View()
-	}
-	return m, tea.Batch(cmds...)
-}
-
-func (m *conversationsModel) loadConversations() tea.Cmd {
-	return func() tea.Msg {
-		conversations, err := m.ctx.Store.Conversations()
-		if err != nil {
-			return msgError(fmt.Errorf("Could not load conversations: %v", err))
-		}
-
-		loaded := make([]loadedConversation, len(conversations))
-		for i, c := range conversations {
-			lastMessage, err := m.ctx.Store.LastMessage(&c)
-			if err != nil {
-				return msgError(err)
-			}
-			loaded[i].conv = c
-			loaded[i].lastReply = *lastMessage
-		}
-
-		slices.SortFunc(loaded, func(a, b loadedConversation) int {
-			return b.lastReply.CreatedAt.Compare(a.lastReply.CreatedAt)
-		})
-
-		return msgConversationsLoaded(loaded)
-	}
-}
-
-func (m *conversationsModel) headerView() string {
-	titleStyle := lipgloss.NewStyle().Bold(true)
-	header := titleStyle.Render("Conversations")
-	return headerStyle.Width(m.width).Render(header)
-}
-
-func (m *conversationsModel) renderConversationList() string {
-	type timeCategory struct {
-		name   string
-		cutoff time.Duration
-	}
-
-	type listItem struct {
-		id           uint
-		short        string
-		title        string
-		elapsed      string
-		lastReplyAge time.Duration
-	}
-
-	now := time.Now()
-	midnight := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location())
-	monthStart := time.Date(now.Year(), now.Month(), 1, 0, 0, 0, 0, now.Location())
-	dayOfWeek := int(now.Weekday())
-	categories := []timeCategory{
-		{"Today", now.Sub(midnight)},
-		{"Yesterday", now.Sub(midnight.AddDate(0, 0, -1))},
-		{"This week", now.Sub(midnight.AddDate(0, 0, -dayOfWeek))},
-		{"Last week", now.Sub(midnight.AddDate(0, 0, -(dayOfWeek + 7)))},
-		{"This month", now.Sub(monthStart)},
-		{"Last month", now.Sub(monthStart.AddDate(0, -1, 0))},
-		{"2 Months ago", now.Sub(monthStart.AddDate(0, -2, 0))},
-		{"3 Months ago", now.Sub(monthStart.AddDate(0, -3, 0))},
-		{"4 Months ago", now.Sub(monthStart.AddDate(0, -4, 0))},
-		{"5 Months ago", now.Sub(monthStart.AddDate(0, -5, 0))},
-		{"6 Months ago", now.Sub(monthStart.AddDate(0, -6, 0))},
-		{"Older", now.Sub(time.Time{})},
-	}
-
-	categoryStyle := lipgloss.NewStyle().
-		MarginBottom(1).
-		Foreground(lipgloss.Color("170")).
-		PaddingLeft(1).
-		Bold(true)
-
-	itemStyle := lipgloss.NewStyle().
-		MarginBottom(1)
-
-	ageStyle := lipgloss.NewStyle().Faint(true).SetString()
-	titleStyle := lipgloss.NewStyle().Bold(true)
-	untitledStyle := lipgloss.NewStyle().Faint(true).Italic(true)
-	selectedStyle := lipgloss.NewStyle().Faint(true).Foreground(lipgloss.Color("6"))
-
-	var currentOffset int
-	var currentCategory string
-	m.itemOffsets = make([]int, len(m.conversations))
-	sb := &strings.Builder{}
-	sb.WriteRune('\n')
-	currentOffset += 1
-	for i, c := range m.conversations {
-		lastReplyAge := now.Sub(c.lastReply.CreatedAt)
-
-		var category string
-		for _, g := range categories {
-			if lastReplyAge < g.cutoff {
-				category = g.name
-				break
-			}
-		}
-
-		// print the category
-		if category != currentCategory {
-			currentCategory = category
-			heading := categoryStyle.Render(currentCategory)
-			sb.WriteString(heading)
-			currentOffset += height(heading)
-			sb.WriteRune('\n')
-		}
-
-		tStyle := titleStyle.Copy()
-		padding := "  "
-		if c.conv.Title == "" {
-			tStyle = tStyle.Inherit(untitledStyle).SetString("(untitled)")
-		}
-		if i == m.cursor {
-			tStyle = tStyle.Inherit(selectedStyle)
-		}
-
-		title := tStyle.Width(m.width - 3).PaddingLeft(2).Render(c.conv.Title)
-		if i == m.cursor {
-			title = ">" + title[1:]
-		}
-
-		m.itemOffsets[i] = currentOffset
-		item := itemStyle.Render(fmt.Sprintf(
-			"%s\n%s",
-			title,
-			padding+ageStyle.Render(util.HumanTimeElapsedSince(lastReplyAge)),
-		))
-		sb.WriteString(item)
-		currentOffset += height(item)
-		if i < len(m.conversations)-1 {
-			sb.WriteRune('\n')
-		}
-	}
-	return sb.String()
-}

pkg/tui/util.go

@@ -5,9 +5,7 @@ import (
 	"os/exec"
 	"strings"
 
-	"github.com/charmbracelet/bubbles/viewport"
 	tea "github.com/charmbracelet/bubbletea"
-	"github.com/muesli/reflow/ansi"
 )
 
 type msgTempfileEditorClosed string
@@ -34,7 +32,6 @@ func openTempfileEditor(pattern string, content string, placeholder string) tea.
 		if err != nil {
 			return msgError(err)
 		}
-		os.Remove(msgFile.Name())
 		fileContents := string(bytes)
 		if strings.HasPrefix(fileContents, placeholder) {
 			fileContents = fileContents[len(placeholder):]
@@ -43,47 +40,3 @@ func openTempfileEditor(pattern string, content string, placeholder string) tea.
 		return msgTempfileEditorClosed(stripped)
 	})
 }
-
-// similar to lipgloss.Height, except returns 0 on empty strings
-func height(str string) int {
-	if str == "" {
-		return 0
-	}
-	return strings.Count(str, "\n") + 1
-}
-
-// truncate a string until its rendered cell width + the provided tail fits
-// within the given width
-func truncateToCellWidth(str string, width int, tail string) string {
-	cellWidth := ansi.PrintableRuneWidth(str)
-	if cellWidth <= width {
-		return str
-	}
-	tailWidth := ansi.PrintableRuneWidth(tail)
-	for {
-		str = str[:len(str)-((cellWidth+tailWidth)-width)]
-		cellWidth = ansi.PrintableRuneWidth(str)
-		if cellWidth+tailWidth <= max(width, 0) {
-			break
-		}
-	}
-	return str + tail
-}
-
-// fraction is the fraction of the total screen height into view the offset
-// should be scrolled into view. 0.5 = items will be snapped to middle of
-// view
-func scrollIntoView(vp *viewport.Model, offset int, edge int) {
-	currentOffset := vp.YOffset
-	if offset >= currentOffset && offset < currentOffset+vp.Height {
-		return
-	}
-	distance := currentOffset - offset
-	if distance < 0 {
-		// we should scroll down until it just comes into view
-		vp.SetYOffset(currentOffset - (distance + (vp.Height - edge)) + 1)
-	} else {
-		// we should scroll up
-		vp.SetYOffset(currentOffset - distance - edge)
-	}
-}