discordo/ui/handlers.go

392 lines
9.1 KiB
Go

package ui
import (
"io"
"os"
"os/exec"
"sort"
"strings"
"github.com/atotto/clipboard"
"github.com/ayntgl/discordgo"
"github.com/ayntgl/discordo/discord"
"github.com/gdamore/tcell/v2"
"github.com/rivo/tview"
)
func onAppInputCapture(app *App, e *tcell.EventKey) *tcell.EventKey {
if app.MessageInputField.HasFocus() {
return e
}
switch e.Name() {
case app.Config.Keybindings.ToggleGuildsList:
app.SetFocus(app.GuildsList)
return nil
case app.Config.Keybindings.ToggleChannelsTreeView:
app.SetFocus(app.ChannelsTreeView)
return nil
case app.Config.Keybindings.ToggleMessagesTextView:
app.SetFocus(app.MessagesTextView)
return nil
case app.Config.Keybindings.ToggleMessageInputField:
app.SetFocus(app.MessageInputField)
return nil
}
return e
}
func onGuildsListSelected(app *App, guildIdx int) {
rootTreeNode := app.ChannelsTreeView.GetRoot()
rootTreeNode.ClearChildren()
app.SelectedMessage = -1
app.MessagesTextView.
Highlight().
Clear()
app.MessageInputField.SetText("")
// If the user is a bot account, the direct messages item does not exist in the guilds list.
if app.Session.State.User.Bot && guildIdx == 0 {
guildIdx = 1
}
if guildIdx == 0 { // Direct Messages
cs := app.Session.State.PrivateChannels
sort.Slice(cs, func(i, j int) bool {
return cs[i].LastMessageID > cs[j].LastMessageID
})
for _, c := range cs {
channelTreeNode := tview.NewTreeNode(channelToString(c)).
SetReference(c.ID)
rootTreeNode.AddChild(channelTreeNode)
}
} else { // Guild
cs := app.Session.State.Guilds[guildIdx-1].Channels
sort.Slice(cs, func(i, j int) bool {
return cs[i].Position < cs[j].Position
})
for _, c := range cs {
if (c.Type == discordgo.ChannelTypeGuildText || c.Type == discordgo.ChannelTypeGuildNews) && (c.ParentID == "") {
channelTreeNode := tview.NewTreeNode(channelToString(c)).
SetReference(c.ID)
rootTreeNode.AddChild(channelTreeNode)
}
}
CATEGORY:
for _, c := range cs {
if c.Type == discordgo.ChannelTypeGuildCategory {
for _, nestedChannel := range cs {
if nestedChannel.ParentID == c.ID {
channelTreeNode := tview.NewTreeNode(c.Name).
SetReference(c.ID)
rootTreeNode.AddChild(channelTreeNode)
continue CATEGORY
}
}
channelTreeNode := tview.NewTreeNode(c.Name).
SetReference(c.ID)
rootTreeNode.AddChild(channelTreeNode)
}
}
for _, c := range cs {
if (c.Type == discordgo.ChannelTypeGuildText || c.Type == discordgo.ChannelTypeGuildNews) && (c.ParentID != "") {
var parentTreeNode *tview.TreeNode
rootTreeNode.Walk(func(node, _ *tview.TreeNode) bool {
if node.GetReference() == c.ParentID {
parentTreeNode = node
return false
}
return true
})
if parentTreeNode != nil {
channelTreeNode := tview.NewTreeNode(channelToString(c)).
SetReference(c.ID)
parentTreeNode.AddChild(channelTreeNode)
}
}
}
}
app.ChannelsTreeView.SetCurrentNode(rootTreeNode)
app.SetFocus(app.ChannelsTreeView)
}
func onChannelsTreeViewSelected(app *App, n *tview.TreeNode) {
app.SelectedMessage = -1
app.MessagesTextView.
Highlight().
Clear()
app.MessageInputField.SetText("")
c, err := app.Session.State.Channel(n.GetReference().(string))
if err != nil {
return
}
if c.Type == discordgo.ChannelTypeGuildCategory {
n.SetExpanded(!n.IsExpanded())
return
}
app.SelectedChannel = c
app.SetFocus(app.MessageInputField)
go func() {
ms, err := app.Session.ChannelMessages(c.ID, app.Config.General.FetchMessagesLimit, "", "", "")
if err != nil {
return
}
for i := len(ms) - 1; i >= 0; i-- {
app.SelectedChannel.Messages = append(app.SelectedChannel.Messages, ms[i])
_, err = app.MessagesTextView.Write(buildMessage(app, ms[i]))
if err != nil {
return
}
}
app.MessagesTextView.ScrollToEnd()
}()
}
func onMessagesTextViewInputCapture(app *App, e *tcell.EventKey) *tcell.EventKey {
if app.SelectedChannel == nil {
return nil
}
ms := app.SelectedChannel.Messages
if len(ms) == 0 {
return nil
}
switch e.Name() {
case app.Config.Keybindings.SelectPreviousMessage:
if len(app.MessagesTextView.GetHighlights()) == 0 {
app.SelectedMessage = len(ms) - 1
} else {
app.SelectedMessage--
if app.SelectedMessage < 0 {
app.SelectedMessage = 0
}
}
app.MessagesTextView.
Highlight(ms[app.SelectedMessage].ID).
ScrollToHighlight()
return nil
case app.Config.Keybindings.SelectNextMessage:
if len(app.MessagesTextView.GetHighlights()) == 0 {
app.SelectedMessage = len(ms) - 1
} else {
app.SelectedMessage++
if app.SelectedMessage >= len(ms) {
app.SelectedMessage = len(ms) - 1
}
}
app.MessagesTextView.
Highlight(ms[app.SelectedMessage].ID).
ScrollToHighlight()
return nil
case app.Config.Keybindings.SelectFirstMessage:
app.SelectedMessage = 0
app.MessagesTextView.
Highlight(ms[app.SelectedMessage].ID).
ScrollToHighlight()
return nil
case app.Config.Keybindings.SelectLastMessage:
app.SelectedMessage = len(ms) - 1
app.MessagesTextView.
Highlight(ms[app.SelectedMessage].ID).
ScrollToHighlight()
return nil
case app.Config.Keybindings.ToggleMessageActionsList:
messageActionsList := tview.NewList()
hs := app.MessagesTextView.GetHighlights()
if len(hs) == 0 {
return nil
}
_, m := discord.FindMessageByID(app.SelectedChannel.Messages, hs[0])
if m == nil {
return nil
}
if discord.HasPermission(app.Session.State, app.SelectedChannel.ID, discordgo.PermissionSendMessages) {
messageActionsList.
AddItem("Reply", "", 'r', nil).
AddItem("Mention Reply", "", 'R', nil)
}
if m.ReferencedMessage != nil {
messageActionsList.AddItem("Select Reply", "", 'm', nil)
}
messageActionsList.
ShowSecondaryText(false).
AddItem("Copy Content", "", 'c', nil).
AddItem("Copy ID", "", 'i', nil).
SetDoneFunc(func() {
app.
SetRoot(app.MainFlex, true).
SetFocus(app.MessagesTextView)
}).
SetSelectedFunc(func(_ int, mainText string, _ string, _ rune) {
onMessageActionsListSelected(app, mainText, m)
}).
SetTitle("Press the Escape key to close").
SetBorder(true)
app.SetRoot(messageActionsList, true)
return nil
case "Esc":
app.SelectedMessage = -1
app.SetFocus(app.MainFlex)
app.MessagesTextView.
Clear().
Highlight()
return nil
}
return e
}
func onMessageActionsListSelected(app *App, mainText string, m *discordgo.Message) {
switch mainText {
case "Copy Content":
if err := clipboard.WriteAll(m.Content); err != nil {
return
}
app.SetRoot(app.MainFlex, false)
case "Copy ID":
if err := clipboard.WriteAll(m.ID); err != nil {
return
}
app.SetRoot(app.MainFlex, false)
case "Reply":
app.MessageInputField.SetTitle("Replying to " + m.Author.String())
app.
SetRoot(app.MainFlex, false).
SetFocus(app.MessageInputField)
case "Mention Reply":
app.MessageInputField.SetTitle("[@] Replying to " + m.Author.String())
app.
SetRoot(app.MainFlex, false).
SetFocus(app.MessageInputField)
case "Select Reply":
app.SelectedMessage, _ = discord.FindMessageByID(app.SelectedChannel.Messages, m.ReferencedMessage.ID)
app.MessagesTextView.
Highlight(m.ReferencedMessage.ID).
ScrollToHighlight()
app.
SetRoot(app.MainFlex, false).
SetFocus(app.MessagesTextView)
}
}
func onMessageInputFieldInputCapture(app *App, e *tcell.EventKey) *tcell.EventKey {
switch e.Name() {
case "Enter":
if app.SelectedChannel == nil {
return nil
}
t := strings.TrimSpace(app.MessageInputField.GetText())
if t == "" {
return nil
}
if len(app.MessagesTextView.GetHighlights()) != 0 {
_, m := discord.FindMessageByID(app.SelectedChannel.Messages, app.MessagesTextView.GetHighlights()[0])
d := &discordgo.MessageSend{
Content: t,
Reference: m.Reference(),
AllowedMentions: &discordgo.MessageAllowedMentions{RepliedUser: false},
}
if strings.HasPrefix(app.MessageInputField.GetTitle(), "[@]") {
d.AllowedMentions.RepliedUser = true
} else {
d.AllowedMentions.RepliedUser = false
}
go app.Session.ChannelMessageSendComplex(m.ChannelID, d)
app.SelectedMessage = -1
app.MessagesTextView.Highlight()
app.MessageInputField.SetTitle("")
} else {
go app.Session.ChannelMessageSend(app.SelectedChannel.ID, t)
}
app.MessageInputField.SetText("")
return nil
case "Ctrl+V":
text, _ := clipboard.ReadAll()
text = app.MessageInputField.GetText() + text
app.MessageInputField.SetText(text)
return nil
case "Esc":
app.MessageInputField.
SetText("").
SetTitle("")
app.SetFocus(app.MainFlex)
app.SelectedMessage = -1
app.MessagesTextView.Highlight()
return nil
case app.Config.Keybindings.ToggleExternalEditor:
e := os.Getenv("EDITOR")
if e == "" {
return nil
}
f, err := os.CreateTemp(os.TempDir(), "discordo-*.md")
if err != nil {
return nil
}
defer os.Remove(f.Name())
cmd := exec.Command(e, f.Name())
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
app.Suspend(func() {
err = cmd.Run()
if err != nil {
return
}
})
b, err := io.ReadAll(f)
if err != nil {
return nil
}
app.MessageInputField.SetText(string(b))
return nil
}
return e
}