Files

154 lines
3.4 KiB
Go

// Copyright (c) 2026 Storm Dragon
// Authors: Storm Dragon, Angus Kola
// SPDX-License-Identifier: GPL-3.0-or-later
package app
import (
"context"
"encoding/xml"
"io"
"strings"
"git.stormux.org/storm/cthulhu/internal/config"
"git.stormux.org/storm/cthulhu/internal/i3ipc"
"git.stormux.org/storm/cthulhu/internal/lifecycle"
"git.stormux.org/storm/cthulhu/internal/platform/xorg"
)
// i3Announcements owns presentation policy, never focus or accessibility state.
// The backend owns its connection, baseline, caches and reconnect lifetime.
type i3Announcements struct {
live *liveSettings
output speechEnqueuer
}
func i3ModeName(name string, markup bool) string {
if !markup {
return strings.TrimSpace(name)
}
decoder := xml.NewDecoder(strings.NewReader("<mode>" + name + "</mode>"))
var text strings.Builder
for {
token, err := decoder.Token()
if err == io.EOF {
break
}
if err != nil {
return ""
}
if data, ok := token.(xml.CharData); ok {
text.Write(data)
}
}
return strings.TrimSpace(text.String())
}
func i3Message(event i3ipc.Event, settings config.ReadingSettings) string {
var text string
switch event.Kind {
case i3ipc.Mode:
if !settings.I3Modes {
return ""
}
name := i3ModeName(event.Name, event.Markup)
if name == "" {
return ""
}
if name == "default" {
return "Default mode"
}
return name + " mode"
case i3ipc.Workspace:
if settings.I3Workspaces && event.Name != "" {
return "Workspace " + event.Name
}
return ""
case i3ipc.Fullscreen:
if !settings.I3WindowStates {
return ""
}
text = "Fullscreen off"
if event.Enabled {
text = "Fullscreen on"
if event.FullscreenMode == 2 {
text = "Global fullscreen on"
}
}
case i3ipc.Floating:
if !settings.I3WindowStates {
return ""
}
text = "Floating off"
if event.Enabled {
text = "Floating on"
}
case i3ipc.Urgent:
if !settings.I3Urgency {
return ""
}
text = "Urgent"
if event.Window != "" {
text += ": " + event.Window
}
if event.Workspace != "" {
text += ", workspace " + event.Workspace
}
return text
case i3ipc.MarkAdded, i3ipc.MarkRemoved:
if !settings.I3Marks {
return ""
}
text = "Mark added: " + event.Name
if event.Kind == i3ipc.MarkRemoved {
text = "Mark removed: " + event.Name
}
case i3ipc.WorkspaceMove:
if !settings.I3WorkspaceMoves || event.Workspace == "" {
return ""
}
text = "Moved to workspace " + event.Workspace
default:
return ""
}
if !event.Focused {
name := event.Window
if name == "" {
name = "Window"
}
text = name + ": " + text
}
return text
}
func (controller i3Announcements) present(event i3ipc.Event) {
settings := controller.live.Load()
text := i3Message(event, settings.Reading)
if text == "" {
return
}
controller.output.Enqueue(speechRequest{Text: text, Role: "system", Cause: "i3-desktop", Append: true, BypassFocusGate: true, InterruptDuringHandoff: true})
}
func i3Service(controller i3Announcements) lifecycle.Service {
var cancel context.CancelFunc
var done chan struct{}
return lifecycle.Service{Name: "i3 desktop", Start: func(ctx context.Context) error {
ctx, cancel = context.WithCancel(ctx)
done = make(chan struct{})
go func() { defer close(done); i3ipc.Run(ctx, xorg.I3Socket, controller.present) }()
return nil
}, Stop: func(ctx context.Context) error {
if cancel == nil {
return nil
}
cancel()
select {
case <-done:
return nil
case <-ctx.Done():
return ctx.Err()
}
}}
}