150 lines
3.7 KiB
Go
150 lines
3.7 KiB
Go
package ui
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import (
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"github.com/diamondburned/arikawa/v3/discord"
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"github.com/gdamore/tcell/v2"
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"github.com/rivo/tview"
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)
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type MessagesPanel struct {
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*tview.TextView
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// The index of the currently selected message. A negative index indicates that there is no currently selected message.
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SelectedMessage int
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core *Core
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}
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func NewMessagesPanel(c *Core) *MessagesPanel {
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mp := &MessagesPanel{
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TextView: tview.NewTextView(),
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SelectedMessage: -1,
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core: c,
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}
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mp.SetDynamicColors(true)
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mp.SetRegions(true)
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mp.SetWordWrap(true)
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mp.SetInputCapture(mp.onInputCapture)
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mp.SetChangedFunc(func() {
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mp.core.Application.Draw()
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})
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mp.SetTitle("Messages")
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mp.SetTitleAlign(tview.AlignLeft)
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mp.SetBorder(true)
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mp.SetBorderPadding(0, 0, 1, 1)
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return mp
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}
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func (mp *MessagesPanel) onInputCapture(e *tcell.EventKey) *tcell.EventKey {
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if mp.core.ChannelsTree.SelectedChannel == nil {
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return nil
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}
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// Messages should return messages ordered from latest to earliest.
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ms, err := mp.core.State.Cabinet.Messages(mp.core.ChannelsTree.SelectedChannel.ID)
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if err != nil || len(ms) == 0 {
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return nil
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}
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// Defaults
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switch e.Name() {
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case mp.core.Config.Keys.MessagesPanel.OpenActionsList:
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return mp.openMessageActionsList(ms)
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case mp.core.Config.Keys.MessagesPanel.SelectPreviousMessage:
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return mp.selectPreviousMessage(ms)
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case mp.core.Config.Keys.MessagesPanel.SelectNextMessage:
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return mp.selectNextMessage(ms)
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case mp.core.Config.Keys.MessagesPanel.SelectFirstMessage:
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return mp.selectFirstMessage(ms)
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case mp.core.Config.Keys.MessagesPanel.SelectLastMessage:
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return mp.selectLastMessage(ms)
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case "Esc":
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mp.SelectedMessage = -1
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mp.core.Application.SetFocus(mp.core.MainFlex)
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mp.
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Clear().
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Highlight().
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SetTitle("")
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return nil
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}
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return e
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}
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func (mp *MessagesPanel) selectPreviousMessage(ms []discord.Message) *tcell.EventKey {
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// If there are no highlighted regions, select the latest (last) message in the messages panel.
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if len(mp.GetHighlights()) == 0 {
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mp.SelectedMessage = 0
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} else {
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// If the selected message is the oldest (first) message, select the latest (last) message in the messages panel.
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if mp.SelectedMessage == len(ms)-1 {
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mp.SelectedMessage = 0
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} else {
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mp.SelectedMessage++
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}
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}
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mp.Highlight(ms[mp.SelectedMessage].ID.String())
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mp.ScrollToHighlight()
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return nil
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}
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func (mp *MessagesPanel) selectNextMessage(ms []discord.Message) *tcell.EventKey {
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// If there are no highlighted regions, select the latest (last) message in the messages panel.
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if len(mp.GetHighlights()) == 0 {
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mp.SelectedMessage = 0
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} else {
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// If the selected message is the latest (last) message, select the oldest (first) message in the messages panel.
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if mp.SelectedMessage == 0 {
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mp.SelectedMessage = len(ms) - 1
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} else {
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mp.SelectedMessage--
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}
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}
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mp.
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Highlight(ms[mp.SelectedMessage].ID.String()).
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ScrollToHighlight()
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return nil
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}
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func (mp *MessagesPanel) selectFirstMessage(ms []discord.Message) *tcell.EventKey {
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mp.SelectedMessage = len(ms) - 1
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mp.
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Highlight(ms[mp.SelectedMessage].ID.String()).
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ScrollToHighlight()
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return nil
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}
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func (mp *MessagesPanel) selectLastMessage(ms []discord.Message) *tcell.EventKey {
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mp.SelectedMessage = 0
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mp.
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Highlight(ms[mp.SelectedMessage].ID.String()).
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ScrollToHighlight()
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return nil
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}
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func (mp *MessagesPanel) openMessageActionsList(ms []discord.Message) *tcell.EventKey {
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hs := mp.GetHighlights()
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if len(hs) == 0 {
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return nil
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}
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mID, err := discord.ParseSnowflake(hs[0])
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if err != nil {
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return nil
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}
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_, m := findMessageByID(ms, discord.MessageID(mID))
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if m == nil {
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return nil
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}
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actionsList := NewMessageActionsList(mp.core, m)
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mp.core.Application.SetRoot(actionsList, true)
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return nil
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}
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