2024-03-30 20:03:53 -06:00
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package tui
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import (
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"context"
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"encoding/json"
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"fmt"
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"strings"
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2024-03-31 17:51:45 -06:00
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"time"
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2024-03-30 20:03:53 -06:00
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cmdutil "git.mlow.ca/mlow/lmcli/pkg/cmd/util"
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models "git.mlow.ca/mlow/lmcli/pkg/lmcli/model"
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"github.com/charmbracelet/bubbles/spinner"
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"github.com/charmbracelet/bubbles/textarea"
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"github.com/charmbracelet/bubbles/viewport"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/charmbracelet/lipgloss"
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"github.com/muesli/reflow/wordwrap"
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"gopkg.in/yaml.v2"
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)
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2024-03-30 20:29:35 -06:00
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type focusState int
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const (
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focusInput focusState = iota
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focusMessages
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)
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type editorTarget int
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const (
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input editorTarget = iota
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selectedMessage
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)
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2024-03-30 20:03:53 -06:00
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// custom tea.Msg types
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type (
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// sent on each chunk received from LLM
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msgResponseChunk string
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// sent when response is finished being received
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msgResponseEnd string
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// a special case of msgError that stops the response waiting animation
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msgResponseError error
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// sent on each completed reply
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msgAssistantReply models.Message
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// sent when a conversation is (re)loaded
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msgConversationLoaded *models.Conversation
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// sent when a new conversation title is set
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msgConversationTitleChanged string
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// sent when a conversation's messages are laoded
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msgMessagesLoaded []models.Message
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)
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2024-03-31 17:51:45 -06:00
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type chatModel struct {
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basemodel
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width int
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height int
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// app state
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conversation *models.Conversation
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messages []models.Message
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selectedMessage int
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waitingForReply bool
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editorTarget editorTarget
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stopSignal chan struct{}
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replyChan chan models.Message
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replyChunkChan chan string
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persistence bool // whether we will save new messages in the conversation
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// ui state
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focus focusState
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wrap bool // whether message content is wrapped to viewport width
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status string // a general status message
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showToolResults bool // whether tool calls and results are shown
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messageCache []string // cache of syntax highlighted and wrapped message content
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messageOffsets []int
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// ui elements
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content viewport.Model
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input textarea.Model
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spinner spinner.Model
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}
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func newChatModel(tui *model) chatModel {
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m := chatModel{
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basemodel: basemodel{
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opts: tui.opts,
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ctx: tui.ctx,
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views: tui.views,
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},
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conversation: &models.Conversation{},
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persistence: true,
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stopSignal: make(chan struct{}),
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replyChan: make(chan models.Message),
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replyChunkChan: make(chan string),
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wrap: true,
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selectedMessage: -1,
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content: viewport.New(0, 0),
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input: textarea.New(),
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spinner: spinner.New(spinner.WithSpinner(
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spinner.Spinner{
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Frames: []string{
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". ",
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".. ",
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"...",
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".. ",
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". ",
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" ",
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},
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FPS: time.Second / 3,
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},
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)),
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}
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m.input.Focus()
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m.input.MaxHeight = 0
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m.input.CharLimit = 0
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m.input.ShowLineNumbers = false
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m.input.Placeholder = "Enter a message"
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m.input.FocusedStyle.CursorLine = lipgloss.NewStyle()
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m.input.FocusedStyle.Base = inputFocusedStyle
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m.input.BlurredStyle.Base = inputBlurredStyle
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m.waitingForReply = false
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m.status = "Press ctrl+s to send"
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return m
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}
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// styles
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var (
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headerStyle = lipgloss.NewStyle().
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PaddingLeft(1).
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PaddingRight(1).
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Background(lipgloss.Color("0"))
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messageHeadingStyle = lipgloss.NewStyle().
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MarginTop(1).
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MarginBottom(1).
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PaddingLeft(1).
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Bold(true)
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userStyle = lipgloss.NewStyle().Faint(true).Foreground(lipgloss.Color("10"))
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assistantStyle = lipgloss.NewStyle().Faint(true).Foreground(lipgloss.Color("12"))
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messageStyle = lipgloss.NewStyle().
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PaddingLeft(2).
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PaddingRight(2)
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inputFocusedStyle = lipgloss.NewStyle().
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Border(lipgloss.RoundedBorder(), true, true, true, false)
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inputBlurredStyle = lipgloss.NewStyle().
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Faint(true).
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Border(lipgloss.RoundedBorder(), true, true, true, false)
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footerStyle = lipgloss.NewStyle()
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)
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2024-03-31 17:51:45 -06:00
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func (m *chatModel) handleInput(msg tea.KeyMsg) tea.Cmd {
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switch m.focus {
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case focusInput:
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cmd := m.handleInputKey(msg)
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if cmd != nil {
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return cmd
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}
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case focusMessages:
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cmd := m.handleMessagesKey(msg)
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if cmd != nil {
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return cmd
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}
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}
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2024-03-30 20:03:53 -06:00
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switch msg.String() {
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case "esc":
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return func() tea.Msg {
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return msgChangeState(stateConversations)
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}
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case "ctrl+p":
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m.persistence = !m.persistence
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case "ctrl+t":
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m.showToolResults = !m.showToolResults
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m.rebuildMessageCache()
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m.updateContent()
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case "ctrl+w":
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m.wrap = !m.wrap
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m.rebuildMessageCache()
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m.updateContent()
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}
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return nil
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}
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func (m chatModel) Init() tea.Cmd {
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return tea.Batch(
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textarea.Blink,
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m.spinner.Tick,
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m.waitForChunk(),
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m.waitForReply(),
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)
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}
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func (m chatModel) Update(msg tea.Msg) (chatModel, tea.Cmd) {
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var cmds []tea.Cmd
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switch msg := msg.(type) {
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case msgChangeState:
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cmds = append(cmds, m.Init())
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if m.opts.convShortname != "" && m.conversation.ShortName.String != m.opts.convShortname {
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cmds = append(cmds, m.loadConversation(m.opts.convShortname))
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}
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case tea.WindowSizeMsg:
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m.width = msg.Width
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m.height = msg.Height
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m.content.Width = msg.Width
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m.input.SetWidth(msg.Width - m.input.FocusedStyle.Base.GetHorizontalBorderSize())
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m.rebuildMessageCache()
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m.updateContent()
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case msgTempfileEditorClosed:
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contents := string(msg)
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switch m.editorTarget {
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case input:
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m.input.SetValue(contents)
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case selectedMessage:
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m.setMessageContents(m.selectedMessage, contents)
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if m.persistence && m.messages[m.selectedMessage].ID > 0 {
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// update persisted message
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err := m.ctx.Store.UpdateMessage(&m.messages[m.selectedMessage])
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if err != nil {
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cmds = append(cmds, wrapError(fmt.Errorf("Could not save edited message: %v", err)))
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}
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}
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m.updateContent()
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}
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case msgConversationLoaded:
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m.conversation = (*models.Conversation)(msg)
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cmds = append(cmds, m.loadMessages(m.conversation))
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case msgMessagesLoaded:
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m.setMessages(msg)
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m.updateContent()
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case msgResponseChunk:
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chunk := string(msg)
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last := len(m.messages) - 1
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if last >= 0 && m.messages[last].Role.IsAssistant() {
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m.setMessageContents(last, m.messages[last].Content+chunk)
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} else {
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m.addMessage(models.Message{
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Role: models.MessageRoleAssistant,
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Content: chunk,
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})
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}
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m.updateContent()
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cmds = append(cmds, m.waitForChunk()) // wait for the next chunk
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case msgAssistantReply:
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// the last reply that was being worked on is finished
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reply := models.Message(msg)
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reply.Content = strings.TrimSpace(reply.Content)
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last := len(m.messages) - 1
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if last < 0 {
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panic("Unexpected empty messages handling msgAssistantReply")
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}
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if reply.Role.IsAssistant() && m.messages[last].Role.IsAssistant() {
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// this was a continuation, so replace the previous message with the completed reply
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m.setMessage(last, reply)
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} else {
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m.addMessage(reply)
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}
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if m.persistence {
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var err error
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if m.conversation.ID == 0 {
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err = m.ctx.Store.SaveConversation(m.conversation)
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}
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if err != nil {
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cmds = append(cmds, wrapError(err))
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} else {
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cmds = append(cmds, m.persistConversation())
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}
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}
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if m.conversation.Title == "" {
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cmds = append(cmds, m.generateConversationTitle())
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}
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m.updateContent()
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cmds = append(cmds, m.waitForReply())
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case msgResponseEnd:
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m.waitingForReply = false
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last := len(m.messages) - 1
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if last < 0 {
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panic("Unexpected empty messages handling msgResponseEnd")
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}
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m.setMessageContents(last, strings.TrimSpace(m.messages[last].Content))
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m.updateContent()
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m.status = "Press ctrl+s to send"
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case msgResponseError:
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m.waitingForReply = false
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m.status = "Press ctrl+s to send"
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m.err = error(msg)
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case msgConversationTitleChanged:
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title := string(msg)
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m.conversation.Title = title
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if m.persistence {
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err := m.ctx.Store.SaveConversation(m.conversation)
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if err != nil {
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cmds = append(cmds, wrapError(err))
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}
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}
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}
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var cmd tea.Cmd
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m.spinner, cmd = m.spinner.Update(msg)
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if cmd != nil {
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cmds = append(cmds, cmd)
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}
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prevInputLineCnt := m.input.LineCount()
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inputCaptured := false
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m.input, cmd = m.input.Update(msg)
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if cmd != nil {
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inputCaptured = true
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cmds = append(cmds, cmd)
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}
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if !inputCaptured {
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m.content, cmd = m.content.Update(msg)
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if cmd != nil {
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cmds = append(cmds, cmd)
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}
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}
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// update views once window dimensions are known
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if m.width > 0 {
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m.views.header = m.headerView()
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m.views.footer = m.footerView()
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m.views.error = errorBanner(m.err, m.width)
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fixedHeight := height(m.views.header) + height(m.views.error) + height(m.views.footer)
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// calculate clamped input height to accomodate input text
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newHeight := max(4, min((m.height-fixedHeight-1)/2, m.input.LineCount()))
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m.input.SetHeight(newHeight)
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m.views.input = m.input.View()
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m.content.Height = m.height - fixedHeight - height(m.views.input)
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m.views.content = m.content.View()
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}
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// this is a pretty nasty hack to ensure the input area viewport doesn't
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// scroll below its content, which can happen when the input viewport
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// height has grown, or previously entered lines have been deleted
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if prevInputLineCnt != m.input.LineCount() {
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// dist is the distance we'd need to scroll up from the current cursor
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// position to position the last input line at the bottom of the
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// viewport. if negative, we're already scrolled above the bottom
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dist := m.input.Line() - (m.input.LineCount() - m.input.Height())
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if dist > 0 {
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for i := 0; i < dist; i++ {
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// move cursor up until content reaches the bottom of the viewport
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m.input.CursorUp()
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}
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m.input, cmd = m.input.Update(nil)
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for i := 0; i < dist; i++ {
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// move cursor back down to its previous position
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m.input.CursorDown()
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}
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m.input, cmd = m.input.Update(nil)
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}
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}
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return m, tea.Batch(cmds...)
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}
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func (m *chatModel) handleMessagesKey(msg tea.KeyMsg) tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
switch msg.String() {
|
|
|
|
case "tab":
|
|
|
|
m.focus = focusInput
|
|
|
|
m.updateContent()
|
|
|
|
m.input.Focus()
|
|
|
|
case "e":
|
|
|
|
message := m.messages[m.selectedMessage]
|
|
|
|
cmd := openTempfileEditor("message.*.md", message.Content, "# Edit the message below\n")
|
|
|
|
m.editorTarget = selectedMessage
|
|
|
|
return 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, 0.1)
|
|
|
|
}
|
|
|
|
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, 0.1)
|
|
|
|
}
|
|
|
|
case "ctrl+r":
|
|
|
|
// resubmit the conversation with all messages up until and including the selected message
|
|
|
|
if m.waitingForReply || len(m.messages) == 0 {
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
m.messages = m.messages[:m.selectedMessage+1]
|
|
|
|
m.messageCache = m.messageCache[:m.selectedMessage+1]
|
|
|
|
m.updateContent()
|
|
|
|
m.content.GotoBottom()
|
|
|
|
return m.promptLLM()
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) handleInputKey(msg tea.KeyMsg) tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
switch msg.String() {
|
|
|
|
case "esc":
|
2024-03-31 17:51:45 -06:00
|
|
|
return func() tea.Msg {
|
|
|
|
return msgChangeState(stateConversations)
|
|
|
|
}
|
|
|
|
//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, 0.1)
|
|
|
|
//}
|
|
|
|
//m.updateContent()
|
|
|
|
//m.input.Blur()
|
2024-03-30 20:03:53 -06:00
|
|
|
case "ctrl+s":
|
|
|
|
userInput := strings.TrimSpace(m.input.Value())
|
|
|
|
if strings.TrimSpace(userInput) == "" {
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
|
|
|
if len(m.messages) > 0 && m.messages[len(m.messages)-1].Role == models.MessageRoleUser {
|
|
|
|
return 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 wrapError(err)
|
|
|
|
}
|
|
|
|
|
|
|
|
// ensure all messages up to the one we're about to add are persisted
|
|
|
|
cmd := m.persistConversation()
|
|
|
|
if cmd != nil {
|
|
|
|
return cmd
|
|
|
|
}
|
|
|
|
|
|
|
|
savedReply, err := m.ctx.Store.AddReply(m.conversation, reply)
|
|
|
|
if err != nil {
|
|
|
|
return wrapError(err)
|
|
|
|
}
|
|
|
|
reply = *savedReply
|
|
|
|
}
|
|
|
|
|
|
|
|
m.input.SetValue("")
|
|
|
|
m.addMessage(reply)
|
|
|
|
|
|
|
|
m.updateContent()
|
|
|
|
m.content.GotoBottom()
|
|
|
|
return m.promptLLM()
|
|
|
|
case "ctrl+e":
|
|
|
|
cmd := openTempfileEditor("message.*.md", m.input.Value(), "# Edit your input below\n")
|
|
|
|
m.editorTarget = input
|
|
|
|
return cmd
|
|
|
|
}
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) renderMessageHeading(i int, message *models.Message) string {
|
2024-03-30 20:03:53 -06:00
|
|
|
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)
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) renderMessage(msg *models.Message) string {
|
2024-03-30 20:03:53 -06:00
|
|
|
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() - 1
|
|
|
|
content = wordwrap.String(content, wrapWidth)
|
|
|
|
}
|
|
|
|
|
|
|
|
return messageStyle.Width(0).Render(content)
|
|
|
|
}
|
|
|
|
|
|
|
|
// render the conversation into a string
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) conversationMessagesView() string {
|
2024-03-30 20:03:53 -06:00
|
|
|
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()
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
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) {
|
2024-03-30 20:03:53 -06:00
|
|
|
m.messages = messages
|
|
|
|
m.rebuildMessageCache()
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) setMessage(i int, msg models.Message) {
|
2024-03-30 20:03:53 -06:00
|
|
|
if i >= len(m.messages) {
|
|
|
|
panic("i out of range")
|
|
|
|
}
|
|
|
|
m.messages[i] = msg
|
|
|
|
m.messageCache[i] = m.renderMessage(&msg)
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) addMessage(msg models.Message) {
|
2024-03-30 20:03:53 -06:00
|
|
|
m.messages = append(m.messages, msg)
|
|
|
|
m.messageCache = append(m.messageCache, m.renderMessage(&msg))
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) setMessageContents(i int, content string) {
|
2024-03-30 20:03:53 -06:00
|
|
|
if i >= len(m.messages) {
|
|
|
|
panic("i out of range")
|
|
|
|
}
|
|
|
|
m.messages[i].Content = content
|
|
|
|
m.messageCache[i] = m.renderMessage(&m.messages[i])
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) rebuildMessageCache() {
|
2024-03-30 20:03:53 -06:00
|
|
|
m.messageCache = make([]string, len(m.messages))
|
|
|
|
for i, msg := range m.messages {
|
|
|
|
m.messageCache[i] = m.renderMessage(&msg)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) updateContent() {
|
2024-03-30 20:03:53 -06:00
|
|
|
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()
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) loadConversation(shortname string) tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
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)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) loadMessages(c *models.Conversation) tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
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)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) persistConversation() tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
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
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) generateConversationTitle() tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
return func() tea.Msg {
|
|
|
|
title, err := cmdutil.GenerateTitle(m.ctx, m.conversation)
|
|
|
|
if err != nil {
|
|
|
|
return msgError(err)
|
|
|
|
}
|
|
|
|
return msgConversationTitleChanged(title)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) waitForReply() tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
return func() tea.Msg {
|
|
|
|
return msgAssistantReply(<-m.replyChan)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) waitForChunk() tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
return func() tea.Msg {
|
|
|
|
return msgResponseChunk(<-m.replyChunkChan)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-03-31 17:51:45 -06:00
|
|
|
func (m *chatModel) promptLLM() tea.Cmd {
|
2024-03-30 20:03:53 -06:00
|
|
|
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)
|
|
|
|
}
|
|
|
|
}
|