package main

import (
	"fmt"
	"github.com/diamondburned/gotk4/pkg/glib/v2"
	"github.com/diamondburned/gotk4/pkg/gtk/v4"
	"gosrc.io/xmpp/stanza"
	Jid "mellium.im/xmpp/jid"
)

func scrollToBottomAfterUpdate(scrolledWindow *gtk.ScrolledWindow) {
	glib.IdleAdd(func() bool {
		vAdj := scrolledWindow.VAdjustment()
		vAdj.SetValue(vAdj.Upper() - vAdj.PageSize())
		return false // Return false to run only once
	})
}

func createTab(jid string, isMuc bool) {
	_, ok := tabs[jid]
	if !ok {
		newTab := new(chatTab)
		newTab.isMuc = isMuc
		newTab.msgs = gtk.NewListBox()
		newTab.msgs.SetVExpand(true)
		newTab.msgs.SetShowSeparators(true)

		newTab.msgs.Append(gtk.NewButtonWithLabel("Get past messages..."))
		tabs[jid] = newTab
	}
}

func switchToTab(jid string) {
	current = jid
	scroller.SetChild(tabs[current].msgs)
	m, _ := mucmembers.Load(jid)
	ma := m.(mucUnit)
	mm := ma.Members
	gen := gtk.NewBox(gtk.OrientationVertical, 0)

	mm.Range(func(k, v any) bool {
		userbox := gtk.NewBox(gtk.OrientationHorizontal, 0)

		u := v.(stanza.Presence)
		var mu MucUser
		var ocu OccupantID
		u.Get(&mu)
		u.Get(&ocu)

		nick_label := gtk.NewLabel(Jid.MustParse(u.From).Resourcepart())

		userbox.Append(nick_label)

		gen.Append(userbox)
		return true
	})

	memberList.SetChild(gen)

}

func showErrorDialog(err error) {
	fmt.Println(err.Error())
}