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fluxer_app/src/stores/KeybindStore.ts Normal file
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/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import type {I18n} from '@lingui/core';
import {msg} from '@lingui/core/macro';
import {makeAutoObservable, runInAction} from 'mobx';
import {makePersistent} from '~/lib/MobXPersistence';
export type KeybindAction =
| 'quick_switcher'
| 'navigate_history_back'
| 'navigate_history_forward'
| 'navigate_server_previous'
| 'navigate_server_next'
| 'navigate_channel_previous'
| 'navigate_channel_next'
| 'navigate_unread_channel_previous'
| 'navigate_unread_channel_next'
| 'navigate_unread_mentions_previous'
| 'navigate_unread_mentions_next'
| 'navigate_to_current_call'
| 'navigate_last_server_or_dm'
| 'mark_channel_read'
| 'mark_server_read'
| 'mark_top_inbox_read'
| 'toggle_hotkeys'
| 'return_previous_text_channel'
| 'return_previous_text_channel_alt'
| 'return_connected_audio_channel'
| 'return_connected_audio_channel_alt'
| 'toggle_pins_popout'
| 'toggle_mentions_popout'
| 'toggle_channel_member_list'
| 'toggle_emoji_picker'
| 'toggle_gif_picker'
| 'toggle_sticker_picker'
| 'toggle_memes_picker'
| 'scroll_chat_up'
| 'scroll_chat_down'
| 'jump_to_oldest_unread'
| 'create_or_join_server'
| 'answer_incoming_call'
| 'decline_incoming_call'
| 'create_private_group'
| 'start_pm_call'
| 'focus_text_area'
| 'toggle_mute'
| 'toggle_deafen'
| 'toggle_video'
| 'toggle_screen_share'
| 'toggle_settings'
| 'get_help'
| 'search'
| 'upload_file'
| 'push_to_talk'
| 'toggle_push_to_talk_mode'
| 'toggle_soundboard'
| 'zoom_in'
| 'zoom_out'
| 'zoom_reset';
export interface KeyCombo {
key: string;
code?: string;
ctrlOrMeta?: boolean;
ctrl?: boolean;
alt?: boolean;
shift?: boolean;
meta?: boolean;
global?: boolean;
enabled?: boolean;
}
export interface KeybindConfig {
action: KeybindAction;
label: string;
description?: string;
combo: KeyCombo;
allowGlobal?: boolean;
category: 'navigation' | 'voice' | 'messaging' | 'popouts' | 'calls' | 'system';
}
const TRANSMIT_MODES = ['voice_activity', 'push_to_talk'] as const;
type TransmitMode = (typeof TRANSMIT_MODES)[number];
const DEFAULT_RELEASE_DELAY_MS = 20;
const MIN_RELEASE_DELAY_MS = 20;
const MAX_RELEASE_DELAY_MS = 2000;
const LATCH_TAP_THRESHOLD_MS = 200;
const getDefaultKeybinds = (i18n: I18n): ReadonlyArray<KeybindConfig> =>
[
{
action: 'quick_switcher',
label: i18n._(msg`Find or Start a Direct Message`),
description: i18n._(msg`Open the quick switcher overlay`),
combo: {key: 'k', ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'navigate_server_previous',
label: i18n._(msg`Previous Community`),
description: i18n._(msg`Navigate to the previous community`),
combo: {key: 'ArrowUp', ctrlOrMeta: true, alt: true},
category: 'navigation',
},
{
action: 'navigate_server_next',
label: i18n._(msg`Next Community`),
description: i18n._(msg`Navigate to the next community`),
combo: {key: 'ArrowDown', ctrlOrMeta: true, alt: true},
category: 'navigation',
},
{
action: 'navigate_channel_previous',
label: i18n._(msg`Previous Channel`),
description: i18n._(msg`Navigate to the previous channel in the community`),
combo: {key: 'ArrowUp', alt: true},
category: 'navigation',
},
{
action: 'navigate_channel_next',
label: i18n._(msg`Next Channel`),
description: i18n._(msg`Navigate to the next channel in the community`),
combo: {key: 'ArrowDown', alt: true},
category: 'navigation',
},
{
action: 'navigate_unread_channel_previous',
label: i18n._(msg`Previous Unread Channel`),
description: i18n._(msg`Jump to the previous unread channel`),
combo: {key: 'ArrowUp', alt: true, shift: true},
category: 'navigation',
},
{
action: 'navigate_unread_channel_next',
label: i18n._(msg`Next Unread Channel`),
description: i18n._(msg`Jump to the next unread channel`),
combo: {key: 'ArrowDown', alt: true, shift: true},
category: 'navigation',
},
{
action: 'navigate_unread_mentions_previous',
label: i18n._(msg`Previous Unread Mention`),
description: i18n._(msg`Jump to the previous unread channel with mentions`),
combo: {key: 'ArrowUp', alt: true, shift: true, ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'navigate_unread_mentions_next',
label: i18n._(msg`Next Unread Mention`),
description: i18n._(msg`Jump to the next unread channel with mentions`),
combo: {key: 'ArrowDown', alt: true, shift: true, ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'navigate_history_back',
label: i18n._(msg`Navigate Back`),
description: i18n._(msg`Go back in navigation history`),
combo: {key: '[', ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'navigate_history_forward',
label: i18n._(msg`Navigate Forward`),
description: i18n._(msg`Go forward in navigation history`),
combo: {key: ']', ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'navigate_to_current_call',
label: i18n._(msg`Go to Current Call`),
description: i18n._(msg`Jump to the channel of the active call`),
combo: {key: 'v', alt: true, shift: true, ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'navigate_last_server_or_dm',
label: i18n._(msg`Toggle Last Community / DMs`),
description: i18n._(msg`Switch between the last community and direct messages`),
combo: {key: 'ArrowRight', alt: true, ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'return_previous_text_channel',
label: i18n._(msg`Return to Previous Text Channel`),
description: i18n._(msg`Go back to the previously focused text channel`),
combo: {key: 'b', ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'return_previous_text_channel_alt',
label: i18n._(msg`Return to Previous Text Channel (Alt)`),
description: i18n._(msg`Alternate binding to jump back to the previously focused text channel`),
combo: {key: 'ArrowRight', alt: true},
category: 'navigation',
},
{
action: 'return_connected_audio_channel',
label: i18n._(msg`Return to Active Audio Channel`),
description: i18n._(msg`Focus the audio channel you are currently connected to`),
combo: {key: 'a', alt: true, ctrlOrMeta: true},
category: 'voice',
},
{
action: 'return_connected_audio_channel_alt',
label: i18n._(msg`Return to Connected Audio Channel`),
description: i18n._(msg`Alternate binding to focus the audio channel you are connected to`),
combo: {key: 'ArrowLeft', alt: true},
category: 'voice',
},
{
action: 'toggle_settings',
label: i18n._(msg`Open User Settings`),
description: i18n._(msg`Open user settings modal`),
combo: {key: ',', ctrlOrMeta: true},
category: 'navigation',
},
{
action: 'toggle_hotkeys',
label: i18n._(msg`Toggle Hotkeys`),
description: i18n._(msg`Show or hide keyboard shortcut help`),
combo: {key: '/', ctrlOrMeta: true},
category: 'system',
},
{
action: 'toggle_pins_popout',
label: i18n._(msg`Toggle Pins Popout`),
description: i18n._(msg`Open or close pinned messages`),
combo: {key: 'p', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'toggle_mentions_popout',
label: i18n._(msg`Toggle Mentions Popout`),
description: i18n._(msg`Open or close recent mentions`),
combo: {key: 'i', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'toggle_channel_member_list',
label: i18n._(msg`Toggle Channel Member List`),
description: i18n._(msg`Show or hide the member list for the current channel`),
combo: {key: 'u', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'toggle_emoji_picker',
label: i18n._(msg`Toggle Emoji Picker`),
description: i18n._(msg`Open or close the emoji picker`),
combo: {key: 'e', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'toggle_gif_picker',
label: i18n._(msg`Toggle GIF Picker`),
description: i18n._(msg`Open or close the GIF picker`),
combo: {key: 'g', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'toggle_sticker_picker',
label: i18n._(msg`Toggle Sticker Picker`),
description: i18n._(msg`Open or close the sticker picker`),
combo: {key: 's', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'toggle_memes_picker',
label: i18n._(msg`Toggle Memes Picker`),
description: i18n._(msg`Open or close the memes picker`),
combo: {key: 'm', ctrlOrMeta: true},
category: 'popouts',
},
{
action: 'scroll_chat_up',
label: i18n._(msg`Scroll Chat Up`),
description: i18n._(msg`Scroll the chat history up`),
combo: {key: 'PageUp'},
category: 'messaging',
},
{
action: 'scroll_chat_down',
label: i18n._(msg`Scroll Chat Down`),
description: i18n._(msg`Scroll the chat history down`),
combo: {key: 'PageDown'},
category: 'messaging',
},
{
action: 'jump_to_oldest_unread',
label: i18n._(msg`Jump to Oldest Unread Message`),
description: i18n._(msg`Jump to the oldest unread message in the channel`),
combo: {key: 'PageUp', shift: true},
category: 'messaging',
},
{
action: 'mark_channel_read',
label: i18n._(msg`Mark Channel as Read`),
description: i18n._(msg`Mark the current channel as read`),
combo: {key: 'Escape'},
category: 'messaging',
},
{
action: 'mark_server_read',
label: i18n._(msg`Mark Community as Read`),
description: i18n._(msg`Mark the current community as read`),
combo: {key: 'Escape', shift: true},
category: 'messaging',
},
{
action: 'mark_top_inbox_read',
label: i18n._(msg`Mark Top Inbox Channel as Read`),
description: i18n._(msg`Mark the first unread channel in your inbox as read`),
combo: {key: 'e', ctrlOrMeta: true, shift: true},
category: 'messaging',
},
{
action: 'create_or_join_server',
label: i18n._(msg`Create or Join a Community`),
description: i18n._(msg`Open the create or join community flow`),
combo: {key: 'n', ctrlOrMeta: true, shift: true},
category: 'system',
},
{
action: 'create_private_group',
label: i18n._(msg`Create a Private Group`),
description: i18n._(msg`Start a new private group`),
combo: {key: 't', ctrlOrMeta: true, shift: true},
category: 'system',
},
{
action: 'start_pm_call',
label: i18n._(msg`Start Call in Private Message or Group`),
description: i18n._(msg`Begin a call in the current private conversation`),
combo: {key: "'", ctrl: true},
category: 'calls',
},
{
action: 'answer_incoming_call',
label: i18n._(msg`Answer Incoming Call`),
description: i18n._(msg`Accept the incoming call`),
combo: {key: 'Enter', ctrlOrMeta: true},
category: 'calls',
},
{
action: 'decline_incoming_call',
label: i18n._(msg`Decline Incoming Call`),
description: i18n._(msg`Decline or dismiss the incoming call`),
combo: {key: 'Escape'},
category: 'calls',
},
{
action: 'focus_text_area',
label: i18n._(msg`Focus Text Area`),
description: i18n._(msg`Move focus to the message composer`),
combo: {key: 'Tab'},
category: 'messaging',
},
{
action: 'toggle_mute',
label: i18n._(msg`Toggle Mute`),
description: i18n._(msg`Mute / unmute microphone`),
combo: {key: 'm', ctrlOrMeta: true, shift: true, global: true, enabled: true},
allowGlobal: true,
category: 'voice',
},
{
action: 'toggle_deafen',
label: i18n._(msg`Toggle Deaf`),
description: i18n._(msg`Deafen / undeafen`),
combo: {key: 'd', ctrlOrMeta: true, shift: true, global: true, enabled: true},
allowGlobal: true,
category: 'voice',
},
{
action: 'toggle_video',
label: i18n._(msg`Toggle Camera`),
description: i18n._(msg`Turn camera on or off`),
combo: {key: 'v', ctrlOrMeta: true, shift: true},
category: 'voice',
},
{
action: 'toggle_screen_share',
label: i18n._(msg`Toggle Screen Share`),
description: i18n._(msg`Start / stop screen sharing`),
combo: {key: 's', ctrlOrMeta: true, shift: true},
category: 'voice',
},
{
action: 'get_help',
label: i18n._(msg`Get Help`),
description: i18n._(msg`Open the help center`),
combo: {key: 'h', ctrlOrMeta: true, shift: true},
category: 'system',
},
{
action: 'search',
label: i18n._(msg`Search`),
description: i18n._(msg`Search within the current view`),
combo: {key: 'f', ctrlOrMeta: true},
category: 'system',
},
{
action: 'upload_file',
label: i18n._(msg`Upload a File`),
description: i18n._(msg`Open the upload file dialog`),
combo: {key: 'u', ctrlOrMeta: true, shift: true},
category: 'messaging',
},
{
action: 'push_to_talk',
label: i18n._(msg`Push-To-Talk (hold)`),
description: i18n._(msg`Hold to temporarily unmute when push-to-talk is enabled`),
combo: {key: '', enabled: false, global: false},
allowGlobal: true,
category: 'voice',
},
{
action: 'toggle_push_to_talk_mode',
label: i18n._(msg`Toggle Push-To-Talk Mode`),
description: i18n._(msg`Enable or disable push-to-talk`),
combo: {key: 'p', ctrlOrMeta: true, shift: true},
category: 'voice',
},
{
action: 'zoom_in',
label: i18n._(msg`Zoom In`),
description: i18n._(msg`Increase app zoom level`),
combo: {key: '=', ctrlOrMeta: true},
category: 'system',
},
{
action: 'zoom_out',
label: i18n._(msg`Zoom Out`),
description: i18n._(msg`Decrease app zoom level`),
combo: {key: '-', ctrlOrMeta: true},
category: 'system',
},
{
action: 'zoom_reset',
label: i18n._(msg`Reset Zoom`),
description: i18n._(msg`Reset zoom to 100%`),
combo: {key: '0', ctrlOrMeta: true},
category: 'system',
},
] as const;
type KeybindState = Record<KeybindAction, KeyCombo>;
class KeybindStore {
keybinds: KeybindState = {} as KeybindState;
transmitMode: TransmitMode = 'voice_activity';
pushToTalkHeld = false;
pushToTalkReleaseDelay = DEFAULT_RELEASE_DELAY_MS;
pushToTalkLatching = false;
private pushToTalkLatched = false;
private pushToTalkPressTime = 0;
private i18n: I18n | null = null;
private initialized = false;
constructor() {
makeAutoObservable(this, {}, {autoBind: true});
void makePersistent(
this,
'KeybindStore',
['keybinds', 'transmitMode', 'pushToTalkReleaseDelay', 'pushToTalkLatching'],
{version: 3},
);
}
setI18n(i18n: I18n): void {
this.i18n = i18n;
if (!this.initialized) {
this.resetToDefaults();
this.initialized = true;
}
}
getAll(): Array<KeybindConfig & {combo: KeyCombo}> {
if (!this.i18n) {
throw new Error('KeybindStore: i18n not initialized');
}
const defaultKeybinds = getDefaultKeybinds(this.i18n);
return defaultKeybinds.map((entry) => ({
...entry,
combo: this.keybinds[entry.action] ?? entry.combo,
}));
}
getByAction(action: KeybindAction): KeybindConfig & {combo: KeyCombo} {
if (!this.i18n) {
throw new Error('KeybindStore: i18n not initialized');
}
const defaultKeybinds = getDefaultKeybinds(this.i18n);
const base = defaultKeybinds.find((k) => k.action === action);
if (!base) throw new Error(`Unknown keybind action: ${action}`);
return {
...base,
combo: this.keybinds[action] ?? base.combo,
};
}
setKeybind(action: KeybindAction, combo: KeyCombo): void {
runInAction(() => {
this.keybinds[action] = combo;
});
}
toggleGlobal(action: KeybindAction, enabled: boolean): void {
const config = this.getByAction(action);
if (!config.allowGlobal) return;
this.setKeybind(action, {...config.combo, global: enabled});
}
resetToDefaults(): void {
if (!this.i18n) {
throw new Error('KeybindStore: i18n not initialized');
}
const defaultKeybinds = getDefaultKeybinds(this.i18n);
runInAction(() => {
this.keybinds = defaultKeybinds.reduce<KeybindState>((acc, entry) => {
acc[entry.action] = {...entry.combo};
return acc;
}, {} as KeybindState);
});
}
setTransmitMode(mode: TransmitMode): void {
runInAction(() => {
this.transmitMode = mode;
});
}
isPushToTalkEnabled(): boolean {
return this.transmitMode === 'push_to_talk';
}
setPushToTalkHeld(held: boolean): void {
runInAction(() => {
this.pushToTalkHeld = held;
});
}
isPushToTalkMuted(userMuted: boolean): boolean {
if (!this.isPushToTalkEnabled()) return false;
if (userMuted) return false;
if (this.pushToTalkLatched) return false;
return !this.pushToTalkHeld;
}
hasPushToTalkKeybind(): boolean {
const {combo} = this.getByAction('push_to_talk');
return Boolean(combo.key || combo.code);
}
isPushToTalkEffective(): boolean {
return this.isPushToTalkEnabled() && this.hasPushToTalkKeybind();
}
setPushToTalkReleaseDelay(delayMs: number): void {
const clamped = Math.max(MIN_RELEASE_DELAY_MS, Math.min(MAX_RELEASE_DELAY_MS, delayMs));
runInAction(() => {
this.pushToTalkReleaseDelay = clamped;
});
}
setPushToTalkLatching(enabled: boolean): void {
runInAction(() => {
this.pushToTalkLatching = enabled;
if (!enabled) this.pushToTalkLatched = false;
});
}
handlePushToTalkPress(nowMs: number = Date.now()): boolean {
this.pushToTalkPressTime = nowMs;
if (this.pushToTalkLatching && this.pushToTalkLatched) {
runInAction(() => {
this.pushToTalkLatched = false;
this.pushToTalkHeld = false;
});
return false;
}
runInAction(() => {
this.pushToTalkHeld = true;
});
return true;
}
handlePushToTalkRelease(nowMs: number = Date.now()): boolean {
const pressDuration = nowMs - this.pushToTalkPressTime;
if (this.pushToTalkLatching && pressDuration < LATCH_TAP_THRESHOLD_MS && !this.pushToTalkLatched) {
runInAction(() => {
this.pushToTalkLatched = true;
});
return false;
}
runInAction(() => {
this.pushToTalkHeld = false;
});
return true;
}
isPushToTalkLatched(): boolean {
return this.pushToTalkLatched;
}
resetPushToTalkState(): void {
runInAction(() => {
this.pushToTalkHeld = false;
this.pushToTalkLatched = false;
this.pushToTalkPressTime = 0;
});
}
}
export default new KeybindStore();
export const getDefaultKeybind = (action: KeybindAction, i18n: I18n): KeyCombo | null => {
const defaultKeybinds = getDefaultKeybinds(i18n);
const found = defaultKeybinds.find((k) => k.action === action);
return found ? {...found.combo} : null;
};