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cchat-gtk/internal/ui/messages/memberlist/memberlist.go

424 lines
8.6 KiB
Go

package memberlist
import (
"context"
"fmt"
"strings"
"github.com/diamondburned/cchat"
"github.com/diamondburned/cchat-gtk/internal/gts"
"github.com/diamondburned/cchat-gtk/internal/ui/primitives"
"github.com/diamondburned/cchat-gtk/internal/ui/primitives/roundimage"
"github.com/diamondburned/cchat-gtk/internal/ui/rich"
"github.com/diamondburned/cchat-gtk/internal/ui/rich/labeluri"
"github.com/diamondburned/cchat-gtk/internal/ui/rich/parser/markup"
"github.com/diamondburned/cchat/text"
"github.com/gotk3/gotk3/gdk"
"github.com/gotk3/gotk3/gtk"
"github.com/gotk3/gotk3/pango"
"github.com/pkg/errors"
)
var MemberListWidth = 250
type Controller interface {
MemberListUpdated(c *Container)
}
type Container struct {
*gtk.Revealer
Scroll *gtk.ScrolledWindow
Main *gtk.Box
ctrl Controller
// states
// map id -> *Section
Sections map[string]*Section
stop func()
eventQueue eventQueue
}
var memberListCSS = primitives.PrepareClassCSS("member-list", `
.member-list {
background-color: @theme_base_color;
}
`)
func New(ctrl Controller) *Container {
main, _ := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 2)
main.SetSizeRequest(250, -1)
main.Show()
memberListCSS(main)
sw, _ := gtk.ScrolledWindowNew(nil, nil)
sw.SetPolicy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
sw.Add(main)
sw.Show()
rev, _ := gtk.RevealerNew()
rev.SetTransitionType(gtk.REVEALER_TRANSITION_TYPE_SLIDE_LEFT)
rev.SetTransitionDuration(75)
rev.SetRevealChild(false)
rev.Add(sw)
return &Container{
Revealer: rev,
Scroll: sw,
Main: main,
ctrl: ctrl,
Sections: map[string]*Section{},
}
}
// IsEmpty returns whether or not the member view container is empty.
func (c *Container) IsEmpty() bool {
return len(c.Sections) == 0
}
// Reset removes all old sections.
func (c *Container) Reset() {
if c.stop != nil {
c.stop()
c.stop = nil
}
c.Revealer.SetRevealChild(false)
for _, section := range c.Sections {
c.Main.Remove(section)
}
c.Sections = map[string]*Section{}
}
// TryAsyncList tries to set the member list from the given server. It does type
// assertions and handles asynchronicity. Reset must be called before this.
func (c *Container) TryAsyncList(server cchat.Messenger) {
ls := server.AsMemberLister()
if ls == nil {
return
}
gts.Async(func() (func(), error) {
f, err := ls.ListMembers(context.Background(), c)
if err != nil {
return nil, errors.Wrap(err, "Failed to list members")
}
return func() { c.stop = f }, nil
})
}
func (c *Container) SetSections(sections []cchat.MemberSection) {
c.eventQueue.Add(func() { c.SetSectionsUnsafe(sections) })
}
func (c *Container) SetMember(sectionID string, member cchat.ListMember) {
c.eventQueue.Add(func() { c.SetMemberUnsafe(sectionID, member) })
}
func (c *Container) RemoveMember(sectionID string, id string) {
c.eventQueue.Add(func() { c.RemoveMemberUnsafe(sectionID, id) })
}
type sectionInsert struct {
front *Section
sections []*Section
}
func (c *Container) SetSectionsUnsafe(sections []cchat.MemberSection) {
var newSections = make([]*Section, len(sections))
for i, section := range sections {
sc, ok := c.Sections[section.ID()]
if !ok {
sc = NewSection(section, &c.eventQueue)
} else {
sc.Update(section.Name(), section.Total())
}
newSections[i] = sc
}
// Remove all old sections.
for id, section := range c.Sections {
c.Main.Remove(section)
delete(c.Sections, id)
}
// Insert new sections.
for _, section := range newSections {
c.Main.Add(section)
c.Sections[section.ID] = section
}
c.ctrl.MemberListUpdated(c)
}
func (c *Container) SetMemberUnsafe(sectionID string, member cchat.ListMember) {
if s, ok := c.Sections[sectionID]; ok {
s.SetMember(member)
}
}
func (c *Container) RemoveMemberUnsafe(sectionID string, id string) {
if s, ok := c.Sections[sectionID]; ok {
s.RemoveMember(id)
}
}
type Section struct {
*gtk.Box
ID string
// state
name text.Rich
total int
Header *rich.Label
Body *gtk.ListBox
// map id -> *Member
Members map[string]*Member
}
var sectionHeaderCSS = primitives.PrepareClassCSS("section-header", `
.section-header {
margin: 8px 12px;
margin-bottom: 2px;
}
`)
var sectionBodyCSS = primitives.PrepareClassCSS("section-body", `
.section-body {
background: inherit;
}
`)
func NewSection(sect cchat.MemberSection, evq EventQueuer) *Section {
header := rich.NewLabel(text.Rich{})
header.Show()
sectionHeaderCSS(header)
body, _ := gtk.ListBoxNew()
body.SetSelectionMode(gtk.SELECTION_NONE)
body.SetActivateOnSingleClick(true)
body.SetSortFunc(listSortNameAsc) // A-Z
body.Show()
sectionBodyCSS(body)
box, _ := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
box.PackStart(header, false, false, 0)
box.PackStart(body, false, false, 0)
box.Show()
var members = map[string]*Member{}
// On row click, show the mention popup if any.
body.Connect("row-activated", func(_ *gtk.ListBox, r *gtk.ListBoxRow) {
var i = r.GetIndex()
// Cold path; we can afford searching in the map.
for _, member := range members {
if member.ListBoxRow.GetIndex() == i {
member.Popup(evq)
}
}
})
section := &Section{
ID: sect.ID(),
Box: box,
Header: header,
Body: body,
Members: members,
}
section.Update(sect.Name(), sect.Total())
return section
}
func (s *Section) Update(name text.Rich, total int) {
s.name = name
s.total = total
var content = s.name.Content
if total > 0 {
content += fmt.Sprintf("—%d", total)
}
s.Header.SetLabelUnsafe(text.Rich{
Content: content,
Segments: s.name.Segments,
})
}
func (s *Section) SetMember(member cchat.ListMember) {
if m, ok := s.Members[member.ID()]; ok {
m.Update(member)
return
}
m := NewMember(member)
m.Show()
s.Members[member.ID()] = m
s.Body.Add(m)
}
func (s *Section) RemoveMember(id string) {
if member, ok := s.Members[id]; ok {
s.Body.Remove(member)
delete(s.Members, id)
}
}
func listSortNameAsc(r1, r2 *gtk.ListBoxRow, _ ...interface{}) int {
n1, _ := r1.GetName()
n2, _ := r2.GetName()
switch {
case n1 < n2:
return -1
case n1 > n2:
return 1
default:
return 0
}
}
type Member struct {
*gtk.ListBoxRow
Main *gtk.Box
Avatar *rich.Icon
Name *gtk.Label
output markup.RenderOutput
parent *gtk.ListBox
}
const AvatarSize = 34
var memberRowCSS = primitives.PrepareClassCSS("member-row", `
.member-row {
min-height: 42px;
}
`)
var memberBoxCSS = primitives.PrepareClassCSS("member-box", `
.member-box {
margin: 3px 10px;
}
`)
var avatarMemberCSS = primitives.PrepareClassCSS("avatar-member", `
.avatar-member {
padding-right: 10px;
}
`)
func NewMember(member cchat.ListMember) *Member {
evb, _ := gtk.EventBoxNew()
evb.AddEvents(int(gdk.EVENT_ENTER_NOTIFY) | int(gdk.EVENT_LEAVE_NOTIFY))
evb.Show()
img, _ := roundimage.NewStaticImage(evb, 0)
img.Show()
icon := rich.NewCustomIcon(img, AvatarSize)
icon.SetPlaceholderIcon("user-info-symbolic", AvatarSize)
icon.Show()
avatarMemberCSS(icon)
lbl, _ := gtk.LabelNew("")
lbl.SetUseMarkup(true)
lbl.SetXAlign(0)
lbl.SetEllipsize(pango.ELLIPSIZE_END)
lbl.Show()
box, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
box.PackStart(icon, false, false, 0)
box.PackStart(lbl, true, true, 0)
box.Show()
memberBoxCSS(box)
evb.Add(box)
r, _ := gtk.ListBoxRowNew()
memberRowCSS(r)
r.Add(evb)
m := &Member{
ListBoxRow: r,
Main: box,
Avatar: icon,
Name: lbl,
}
m.Update(member)
return m
}
func (m *Member) Update(member cchat.ListMember) {
m.ListBoxRow.SetName(member.Name().Content)
if iconer := member.AsIconer(); iconer != nil {
m.Avatar.AsyncSetIconer(iconer, "Failed to get member list icon")
}
m.output = markup.RenderCmplxWithConfig(member.Name(), markup.NoMentionLinks)
txt := strings.Builder{}
txt.WriteString(fmt.Sprintf(
`<span color="#%06X">●</span> %s`,
statusColors(member.Status()), m.output.Markup,
))
if bot := member.Secondary(); !bot.IsEmpty() {
txt.WriteByte('\n')
txt.WriteString(fmt.Sprintf(
`<span alpha="85%%"><sup>%s</sup></span>`,
markup.Render(bot),
))
}
m.Name.SetMarkup(txt.String())
}
// Popup pops up the mention popover if any.
func (m *Member) Popup(evq EventQueuer) {
if len(m.output.Mentions) > 0 {
p := labeluri.NewPopoverMentioner(m, m.output.Input, m.output.Mentions[0])
if p == nil {
return
}
// Unbounded concurrency is kind of bad. We should deal with
// this in the future.
evq.Activate()
p.Connect("closed", evq.Deactivate)
p.SetPosition(gtk.POS_LEFT)
p.Popup()
}
}
func statusColors(status cchat.Status) uint32 {
switch status {
case cchat.StatusOnline:
return 0x43B581
case cchat.StatusBusy:
return 0xF04747
case cchat.StatusIdle:
return 0xFAA61A
case cchat.StatusOffline:
fallthrough
default:
return 0x747F8D
}
}