lmcli/pkg/tui/conversations.go

271 lines
7.0 KiB
Go
Raw Normal View History

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"
)
2024-04-01 15:26:45 -06:00
type loadedConversation struct {
conv models.Conversation
lastReply models.Message
}
type (
2024-04-01 15:26:45 -06:00
// sent when conversation list is loaded
msgConversationsLoaded ([]loadedConversation)
// sent when a conversation is selected
msgConversationSelected models.Conversation
)
type conversationsModel struct {
basemodel
2024-04-01 15:26:45 -06:00
conversations []loadedConversation
2024-04-02 00:53:29 -06:00
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
}
2024-03-31 19:06:13 -06:00
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++
2024-04-02 00:53:29 -06:00
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())
2024-04-02 00:53:29 -06:00
} else {
m.cursor = len(m.conversations) - 1
m.content.GotoBottom()
}
return true, nil
case "k", "up":
if m.cursor > 0 {
m.cursor--
2024-04-02 00:53:29 -06:00
if m.cursor == 0 {
m.content.GotoTop()
} else {
scrollIntoView(&m.content, m.itemOffsets[m.cursor], 1)
}
m.content.SetContent(m.renderConversationList())
2024-04-02 00:53:29 -06:00
} 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
}
2024-03-31 19:06:13 -06:00
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 {
2024-04-01 15:26:45 -06:00
conversations, err := m.ctx.Store.Conversations()
if err != nil {
return msgError(fmt.Errorf("Could not load conversations: %v", err))
}
2024-04-01 15:26:45 -06:00
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)
})
2024-04-01 15:26:45 -06:00
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 {
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())
2024-04-03 01:10:41 -06:00
categories := []struct {
name string
cutoff time.Duration
}{
{"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("12")).
PaddingLeft(1).
Bold(true)
itemStyle := lipgloss.NewStyle().
MarginBottom(1)
ageStyle := lipgloss.NewStyle().Faint(true).SetString()
2024-04-01 15:26:45 -06:00
titleStyle := lipgloss.NewStyle().Bold(true)
untitledStyle := lipgloss.NewStyle().Faint(true).Italic(true)
selectedStyle := lipgloss.NewStyle().Faint(true).Foreground(lipgloss.Color("6"))
2024-04-03 01:10:41 -06:00
var (
currentOffset int
currentCategory string
sb strings.Builder
)
2024-04-02 00:53:29 -06:00
m.itemOffsets = make([]int, len(m.conversations))
sb.WriteRune('\n')
currentOffset += 1
2024-04-03 01:10:41 -06:00
for i, c := range m.conversations {
2024-04-01 15:26:45 -06:00
lastReplyAge := now.Sub(c.lastReply.CreatedAt)
2024-04-01 15:26:45 -06:00
var category string
for _, g := range categories {
if lastReplyAge < g.cutoff {
category = g.name
break
}
}
// print the category
2024-04-01 15:26:45 -06:00
if category != currentCategory {
currentCategory = category
2024-04-02 00:53:29 -06:00
heading := categoryStyle.Render(currentCategory)
sb.WriteString(heading)
currentOffset += height(heading)
sb.WriteRune('\n')
2024-04-01 15:26:45 -06:00
}
tStyle := titleStyle.Copy()
2024-04-01 15:26:45 -06:00
if c.conv.Title == "" {
tStyle = tStyle.Inherit(untitledStyle).SetString("(untitled)")
}
if i == m.cursor {
tStyle = tStyle.Inherit(selectedStyle)
2024-04-01 15:26:45 -06:00
}
title := tStyle.Width(m.width - 3).PaddingLeft(2).Render(c.conv.Title)
if i == m.cursor {
title = ">" + title[1:]
}
2024-04-02 00:53:29 -06:00
m.itemOffsets[i] = currentOffset
item := itemStyle.Render(fmt.Sprintf(
"%s\n %s",
title,
ageStyle.Render(util.HumanTimeElapsedSince(lastReplyAge)),
2024-04-02 00:53:29 -06:00
))
sb.WriteString(item)
currentOffset += height(item)
if i < len(m.conversations)-1 {
sb.WriteRune('\n')
}
2024-04-01 15:26:45 -06:00
}
return sb.String()
}