621 lines
16 KiB
Go
621 lines
16 KiB
Go
package cmd
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import (
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"bytes"
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"fmt"
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"io"
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"log/slog"
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"os"
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"os/exec"
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"path/filepath"
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"regexp"
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"slices"
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"strings"
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"time"
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"unicode"
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"github.com/ayn2op/discordo/internal/cache"
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"github.com/ayn2op/discordo/internal/config"
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"github.com/ayn2op/discordo/internal/consts"
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"github.com/ayn2op/discordo/internal/ui"
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"github.com/ayn2op/tview"
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"github.com/diamondburned/arikawa/v3/api"
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"github.com/diamondburned/arikawa/v3/discord"
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"github.com/diamondburned/arikawa/v3/state"
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"github.com/diamondburned/arikawa/v3/utils/json/option"
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"github.com/diamondburned/arikawa/v3/utils/sendpart"
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"github.com/diamondburned/ningen/v3/discordmd"
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"github.com/gdamore/tcell/v3"
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"github.com/ncruces/zenity"
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"github.com/sahilm/fuzzy"
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"github.com/yuin/goldmark/ast"
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"golang.design/x/clipboard"
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)
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const tmpFilePattern = consts.Name + "_*.md"
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var mentionRegex = regexp.MustCompile("@[a-zA-Z0-9._]+")
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type messageInput struct {
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*tview.TextArea
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cfg *config.Config
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edit bool
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sendMessageData *api.SendMessageData
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cache *cache.Cache
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mentionsList *tview.List
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lastSearch time.Time
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}
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func newMessageInput(cfg *config.Config) *messageInput {
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mi := &messageInput{
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TextArea: tview.NewTextArea(),
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cfg: cfg,
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sendMessageData: &api.SendMessageData{},
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cache: cache.NewCache(),
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mentionsList: tview.NewList(),
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}
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mi.Box = ui.ConfigureBox(mi.Box, &cfg.Theme)
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mi.SetInputCapture(mi.onInputCapture)
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mi.
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SetPlaceholder("Select a channel to start chatting").
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SetPlaceholderStyle(tcell.StyleDefault.Dim(true)).
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SetClipboard(
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func(s string) { clipboard.Write(clipboard.FmtText, []byte(s)) },
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func() string { return string(clipboard.Read(clipboard.FmtText)) },
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).
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SetDisabled(true)
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mi.mentionsList.Box = ui.ConfigureBox(mi.mentionsList.Box, &mi.cfg.Theme)
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mi.mentionsList.
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ShowSecondaryText(false).
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SetSelectedStyle(tcell.StyleDefault.Background(tcell.ColorWhite).Foreground(tcell.ColorBlack)).
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SetTitle("Mentions")
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b := mi.mentionsList.GetBorderSet()
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b.BottomLeft, b.BottomRight = b.BottomT, b.BottomT
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mi.mentionsList.SetBorderSet(b)
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return mi
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}
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func (mi *messageInput) reset() {
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mi.edit = false
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mi.sendMessageData = &api.SendMessageData{}
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mi.SetTitle("")
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mi.SetText("", true)
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}
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func (mi *messageInput) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
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switch event.Name() {
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case mi.cfg.Keys.MessageInput.Paste:
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mi.paste()
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return tcell.NewEventKey(tcell.KeyCtrlV, "", tcell.ModNone)
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case mi.cfg.Keys.MessageInput.Send:
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if app.chatView.GetVisibile(mentionsListPageName) {
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mi.tabComplete()
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return nil
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}
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mi.send()
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return nil
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case mi.cfg.Keys.MessageInput.OpenEditor:
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mi.stopTabCompletion()
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mi.editor()
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return nil
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case mi.cfg.Keys.MessageInput.OpenFilePicker:
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mi.stopTabCompletion()
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mi.openFilePicker()
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return nil
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case mi.cfg.Keys.MessageInput.Cancel:
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if app.chatView.GetVisibile(mentionsListPageName) {
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mi.stopTabCompletion()
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} else {
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mi.reset()
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}
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return nil
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case mi.cfg.Keys.MessageInput.TabComplete:
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go app.QueueUpdateDraw(func() { mi.tabComplete() })
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return nil
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}
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if mi.cfg.AutocompleteLimit > 0 {
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if app.chatView.GetVisibile(mentionsListPageName) {
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switch event.Name() {
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case mi.cfg.Keys.MentionsList.Up:
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mi.mentionsList.InputHandler()(tcell.NewEventKey(tcell.KeyUp, "", tcell.ModNone), nil)
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return nil
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case mi.cfg.Keys.MentionsList.Down:
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mi.mentionsList.InputHandler()(tcell.NewEventKey(tcell.KeyDown, "", tcell.ModNone), nil)
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return nil
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}
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}
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go app.QueueUpdateDraw(func() { mi.tabSuggestion() })
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}
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return event
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}
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func (mi *messageInput) paste() {
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if data := clipboard.Read(clipboard.FmtImage); data != nil {
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name := "clipboard.png"
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mi.attach(name, bytes.NewReader(data))
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}
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}
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func (mi *messageInput) send() {
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if app.chatView.selectedChannel == nil {
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return
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}
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text := strings.TrimSpace(mi.GetText())
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if text == "" && len(mi.sendMessageData.Files) == 0 {
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return
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}
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text = processText(app.chatView.selectedChannel, []byte(text))
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if mi.edit {
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m, err := app.chatView.messagesList.selectedMessage()
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if err != nil {
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slog.Error("failed to get selected message", "err", err)
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return
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}
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data := api.EditMessageData{Content: option.NewNullableString(text)}
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if _, err := discordState.EditMessageComplex(m.ChannelID, m.ID, data); err != nil {
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slog.Error("failed to edit message", "err", err)
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}
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mi.edit = false
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} else {
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data := mi.sendMessageData
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data.Content = text
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if _, err := discordState.SendMessageComplex(app.chatView.selectedChannel.ID, *data); err != nil {
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slog.Error("failed to send message in channel", "channel_id", app.chatView.selectedChannel.ID, "err", err)
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}
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}
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// Close the attached files after sending the message.
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for _, file := range mi.sendMessageData.Files {
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if closer, ok := file.Reader.(io.Closer); ok {
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closer.Close()
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}
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}
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mi.reset()
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app.chatView.messagesList.Highlight()
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app.chatView.messagesList.ScrollToEnd()
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}
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func processText(channel *discord.Channel, src []byte) string {
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var (
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ranges [][2]int
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canMention = true
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)
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ast.Walk(discordmd.Parse(src), func(node ast.Node, enter bool) (ast.WalkStatus, error) {
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switch node := node.(type) {
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case *ast.CodeBlock, *ast.FencedCodeBlock:
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canMention = !enter
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case *discordmd.Inline:
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if (node.Attr & discordmd.AttrMonospace) != 0 {
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canMention = !enter
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}
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case *ast.Text:
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if canMention {
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ranges = append(ranges, [2]int{node.Segment.Start,
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node.Segment.Stop})
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}
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}
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return ast.WalkContinue, nil
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})
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for _, rng := range ranges {
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src = slices.Replace(src, rng[0], rng[1], expandMentions(channel, src[rng[0]:rng[1]])...)
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}
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return string(src)
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}
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func expandMentions(c *discord.Channel, src []byte) []byte {
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return mentionRegex.ReplaceAllFunc(src, func(input []byte) []byte {
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output := input
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name := string(input[1:])
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if c.Type == discord.DirectMessage || c.Type == discord.GroupDM {
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for _, user := range c.DMRecipients {
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if strings.EqualFold(user.Username, name) {
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return []byte(user.ID.Mention())
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}
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}
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// self ping
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me, err := discordState.Cabinet.Me()
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if err != nil {
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slog.Error("failed to get client user (me)", "err", err)
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} else if strings.EqualFold(me.Username, name) {
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return []byte(me.ID.Mention())
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}
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return output
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}
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discordState.MemberStore.Each(c.GuildID, func(m *discord.Member) bool {
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if strings.EqualFold(m.User.Username, name) {
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if channelHasUser(c.ID, m.User.ID) {
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output = []byte(m.User.ID.Mention())
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}
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return true
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}
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return false
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})
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return output
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})
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}
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func (mi *messageInput) tabComplete() {
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posEnd, name, r := mi.GetWordUnderCursor(func(r rune) bool {
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return unicode.IsLetter(r) || unicode.IsDigit(r) || r == '_' || r == '.'
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})
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if r != '@' {
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mi.stopTabCompletion()
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return
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}
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pos := posEnd - (len(name) + 1)
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gID := app.chatView.selectedChannel.GuildID
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if mi.cfg.AutocompleteLimit == 0 {
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if !gID.IsValid() {
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users := app.chatView.selectedChannel.DMRecipients
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res := fuzzy.FindFrom(name, userList(users))
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if len(res) > 0 {
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mi.Replace(pos, posEnd, "@"+users[res[0].Index].Username+" ")
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}
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} else {
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mi.searchMember(gID, name)
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members, err := discordState.Cabinet.Members(gID)
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if err != nil {
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slog.Error("failed to get members from state", "guild_id", gID, "err", err)
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return
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}
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res := fuzzy.FindFrom(name, memberList(members))
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for _, r := range res {
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if channelHasUser(app.chatView.selectedChannel.ID, members[r.Index].User.ID) {
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mi.Replace(pos, posEnd, "@"+members[r.Index].User.Username+" ")
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return
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}
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}
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}
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return
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}
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if mi.mentionsList.GetItemCount() == 0 {
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return
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}
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_, name = mi.mentionsList.GetItemText(mi.mentionsList.GetCurrentItem())
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mi.Replace(pos, posEnd, "@"+name+" ")
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mi.stopTabCompletion()
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}
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func (mi *messageInput) tabSuggestion() {
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_, name, r := mi.GetWordUnderCursor(func(r rune) bool {
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return unicode.IsLetter(r) || unicode.IsDigit(r) || r == '_' || r == '.'
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})
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if r != '@' {
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mi.stopTabCompletion()
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return
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}
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gID := app.chatView.selectedChannel.GuildID
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cID := app.chatView.selectedChannel.ID
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mi.mentionsList.Clear()
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var shown map[string]struct{}
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var userDone struct{}
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if name == "" {
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shown = make(map[string]struct{})
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// Don't show @me in the list of recent authors
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me, err := discordState.Cabinet.Me()
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if err != nil {
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slog.Error("failed to get client user (me)", "err", err)
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} else {
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shown[me.Username] = userDone
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}
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}
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// DMs have recipients, not members
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if !gID.IsValid() {
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if name == "" { // show recent messages' authors
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msgs, err := discordState.Cabinet.Messages(cID)
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if err != nil {
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return
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}
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for _, m := range msgs {
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if _, ok := shown[m.Author.Username]; ok {
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continue
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}
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shown[m.Author.Username] = userDone
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mi.addMentionUser(&m.Author)
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}
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} else {
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users := app.chatView.selectedChannel.DMRecipients
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me, err := discordState.Cabinet.Me()
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if err != nil {
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slog.Error("failed to get client user (me)", "err", err)
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} else {
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users = append(users, *me)
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}
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res := fuzzy.FindFrom(name, userList(users))
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for _, r := range res {
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mi.addMentionUser(&users[r.Index])
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}
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}
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} else if name == "" { // show recent messages' authors
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msgs, err := discordState.Cabinet.Messages(cID)
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if err != nil {
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return
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}
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for _, m := range msgs {
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if _, ok := shown[m.Author.Username]; ok {
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continue
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}
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shown[m.Author.Username] = userDone
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discordState.MemberState.RequestMember(gID, m.Author.ID)
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if mem, err := discordState.Cabinet.Member(gID, m.Author.ID); err == nil {
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if mi.addMentionMember(gID, mem) {
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break
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}
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}
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}
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} else {
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mi.searchMember(gID, name)
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mems, err := discordState.Cabinet.Members(gID)
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if err != nil {
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slog.Error("fetching members failed", "err", err)
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return
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}
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res := fuzzy.FindFrom(name, memberList(mems))
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if len(res) > int(mi.cfg.AutocompleteLimit) {
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res = res[:int(mi.cfg.AutocompleteLimit)]
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}
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for _, r := range res {
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if channelHasUser(cID, mems[r.Index].User.ID) &&
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mi.addMentionMember(gID, &mems[r.Index]) {
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break
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}
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}
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}
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if mi.mentionsList.GetItemCount() == 0 {
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mi.stopTabCompletion()
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return
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}
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mi.showMentionList()
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}
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type memberList []discord.Member
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type userList []discord.User
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func (ml memberList) String(i int) string {
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return ml[i].Nick + ml[i].User.DisplayName + ml[i].User.Tag()
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}
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func (ml memberList) Len() int {
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return len(ml)
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}
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func (ul userList) String(i int) string {
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return ul[i].DisplayName + ul[i].Tag()
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}
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func (ul userList) Len() int {
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return len(ul)
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}
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// channelHasUser checks if a user has permission to view the specified channel
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func channelHasUser(channelID discord.ChannelID, userID discord.UserID) bool {
|
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perms, err := discordState.Permissions(channelID, userID)
|
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if err != nil {
|
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slog.Error("failed to get permissions", "err", err, "channel", channelID, "user", userID)
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return false
|
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}
|
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return perms.Has(discord.PermissionViewChannel)
|
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}
|
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|
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func (mi *messageInput) searchMember(gID discord.GuildID, name string) {
|
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key := gID.String() + " " + name
|
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if mi.cache.Exists(key) {
|
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return
|
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}
|
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// If searching for "ab" returns less than SearchLimit,
|
|
// then "abc" would not return anything new because we already searched
|
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// everything starting with "ab". This will still be true even if a new
|
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// member joins because arikawa loads new members into the state.
|
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if k := key[:len(key)-1]; mi.cache.Exists(k) {
|
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if c := mi.cache.Get(k); c < discordState.MemberState.SearchLimit {
|
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mi.cache.Create(key, c)
|
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return
|
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}
|
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}
|
|
|
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// Rate limit on our side because we can't distinguish between a successful search and SearchMember not doing anything because of its internal rate limit that we can't detect
|
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if mi.lastSearch.Add(discordState.MemberState.SearchFrequency).After(time.Now()) {
|
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return
|
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}
|
|
|
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mi.lastSearch = time.Now()
|
|
app.chatView.messagesList.waitForChunkEvent()
|
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app.chatView.messagesList.setFetchingChunk(true, 0)
|
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discordState.MemberState.SearchMember(gID, name)
|
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mi.cache.Create(key, app.chatView.messagesList.waitForChunkEvent())
|
|
}
|
|
|
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func (mi *messageInput) showMentionList() {
|
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borders := 0
|
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if mi.cfg.Theme.Border.Enabled {
|
|
borders = 1
|
|
}
|
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l := mi.mentionsList
|
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x, _, _, _ := mi.GetInnerRect()
|
|
_, y, _, _ := mi.GetRect()
|
|
_, _, maxW, maxH := app.chatView.messagesList.GetInnerRect()
|
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if t := int(mi.cfg.Theme.MentionsList.MaxHeight); t != 0 {
|
|
maxH = min(maxH, t)
|
|
}
|
|
count := l.GetItemCount() + borders
|
|
h := min(count, maxH) + borders + mi.cfg.Theme.Border.Padding[1]
|
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y -= h
|
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w := int(mi.cfg.Theme.MentionsList.MinWidth)
|
|
if w == 0 {
|
|
w = maxW
|
|
} else {
|
|
for i := range count - 1 {
|
|
t, _ := mi.mentionsList.GetItemText(i)
|
|
w = max(w, tview.TaggedStringWidth(t))
|
|
}
|
|
|
|
w = min(w+borders*2, maxW)
|
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_, col, _, _ := mi.GetCursor()
|
|
x += min(col, maxW-w)
|
|
}
|
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|
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l.SetRect(x, y, w, h)
|
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|
|
app.chatView.
|
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AddAndSwitchToPage(mentionsListPageName, l, false).
|
|
ShowPage(flexPageName)
|
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app.SetFocus(mi)
|
|
}
|
|
|
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func (mi *messageInput) addMentionMember(gID discord.GuildID, m *discord.Member) bool {
|
|
if m == nil {
|
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return false
|
|
}
|
|
|
|
name := m.User.DisplayOrUsername()
|
|
if m.Nick != "" {
|
|
name = m.Nick
|
|
}
|
|
|
|
// this is WAY faster than discordState.MemberColor
|
|
color, ok := state.MemberColor(m, func(id discord.RoleID) *discord.Role {
|
|
r, _ := discordState.Cabinet.Role(gID, id)
|
|
return r
|
|
})
|
|
if ok {
|
|
name = fmt.Sprintf("[%s]%s[-]", color, name)
|
|
}
|
|
|
|
presence, err := discordState.Cabinet.Presence(gID, m.User.ID)
|
|
if err != nil {
|
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slog.Info("failed to get presence from state", "guild_id", gID, "user_id", m.User.ID, "err", err)
|
|
} else if presence.Status == discord.OfflineStatus {
|
|
name = fmt.Sprintf("[::d]%s[::D]", name)
|
|
}
|
|
|
|
mi.mentionsList.AddItem(name, m.User.Username, 0, nil)
|
|
return mi.mentionsList.GetItemCount() > int(mi.cfg.AutocompleteLimit)
|
|
}
|
|
|
|
func (mi *messageInput) addMentionUser(user *discord.User) {
|
|
if user == nil {
|
|
return
|
|
}
|
|
|
|
name := user.DisplayOrUsername()
|
|
presence, err := discordState.Cabinet.Presence(discord.NullGuildID, user.ID)
|
|
if err != nil {
|
|
slog.Info("failed to get presence from state", "user_id", user.ID, "err", err)
|
|
} else if presence.Status == discord.OfflineStatus {
|
|
name = fmt.Sprintf("[::d]%s[::D]", name)
|
|
}
|
|
|
|
mi.mentionsList.AddItem(name, user.Username, 0, nil)
|
|
return
|
|
}
|
|
|
|
// used by chatView
|
|
func (mi *messageInput) removeMentionsList() {
|
|
app.chatView.
|
|
RemovePage(mentionsListPageName).
|
|
SwitchToPage(flexPageName)
|
|
}
|
|
|
|
func (mi *messageInput) stopTabCompletion() {
|
|
if mi.cfg.AutocompleteLimit > 0 {
|
|
mi.mentionsList.Clear()
|
|
mi.removeMentionsList()
|
|
app.SetFocus(mi)
|
|
}
|
|
}
|
|
|
|
func (mi *messageInput) editor() {
|
|
file, err := os.CreateTemp("", tmpFilePattern)
|
|
if err != nil {
|
|
slog.Error("failed to create tmp file", "err", err)
|
|
return
|
|
}
|
|
defer file.Close()
|
|
defer os.Remove(file.Name())
|
|
|
|
file.WriteString(mi.GetText())
|
|
|
|
cmd := exec.Command(mi.cfg.Editor, file.Name())
|
|
cmd.Stdin = os.Stdin
|
|
cmd.Stdout = os.Stdout
|
|
cmd.Stderr = os.Stderr
|
|
|
|
app.Suspend(func() {
|
|
err := cmd.Run()
|
|
if err != nil {
|
|
slog.Error("failed to run command", "args", cmd.Args, "err", err)
|
|
return
|
|
}
|
|
})
|
|
|
|
msg, err := os.ReadFile(file.Name())
|
|
if err != nil {
|
|
slog.Error("failed to read tmp file", "name", file.Name(), "err", err)
|
|
return
|
|
}
|
|
|
|
mi.SetText(strings.TrimSpace(string(msg)), true)
|
|
}
|
|
|
|
func (mi *messageInput) addTitle(s string) {
|
|
title := mi.GetTitle()
|
|
if title != "" {
|
|
title += " | "
|
|
}
|
|
|
|
mi.SetTitle(title + s)
|
|
}
|
|
|
|
func (mi *messageInput) openFilePicker() {
|
|
if app.chatView.selectedChannel == nil {
|
|
return
|
|
}
|
|
|
|
paths, err := zenity.SelectFileMultiple()
|
|
if err != nil {
|
|
slog.Error("failed to open file dialog", "err", err)
|
|
return
|
|
}
|
|
|
|
for _, path := range paths {
|
|
file, err := os.Open(path)
|
|
if err != nil {
|
|
slog.Error("failed to open file", "path", path, "err", err)
|
|
continue
|
|
}
|
|
|
|
name := filepath.Base(path)
|
|
mi.attach(name, file)
|
|
}
|
|
}
|
|
|
|
func (mi *messageInput) attach(name string, reader io.Reader) {
|
|
mi.sendMessageData.Files = append(mi.sendMessageData.Files, sendpart.File{Name: name, Reader: reader})
|
|
mi.addTitle("Attached " + name)
|
|
}
|