Files
SubMiner/src/renderer/modals/session-help.ts

766 lines
24 KiB
TypeScript

import type { Keybinding } from '../../types';
import type { ShortcutsConfig } from '../../types';
import { SPECIAL_COMMANDS } from '../../config/definitions';
import type { ModalStateReader, RendererContext } from '../context';
type SessionHelpBindingInfo = {
bindingKey: 'KeyH' | 'KeyK';
fallbackUsed: boolean;
fallbackUnavailable: boolean;
};
type SessionHelpItem = {
shortcut: string;
action: string;
color?: string;
};
type SessionHelpSection = {
title: string;
rows: SessionHelpItem[];
};
type RuntimeShortcutConfig = Omit<Required<ShortcutsConfig>, 'multiCopyTimeoutMs'>;
const HEX_COLOR_RE = /^#(?:[0-9a-fA-F]{3}|[0-9a-fA-F]{4}|[0-9a-fA-F]{6}|[0-9a-fA-F]{8})$/;
// Fallbacks mirror the session overlay's default subtitle/word color scheme.
const FALLBACK_COLORS = {
knownWordColor: '#a6da95',
nPlusOneColor: '#c6a0f6',
nameMatchColor: '#f5bde6',
jlptN1Color: '#ed8796',
jlptN2Color: '#f5a97f',
jlptN3Color: '#f9e2af',
jlptN4Color: '#a6e3a1',
jlptN5Color: '#8aadf4',
};
const KEY_NAME_MAP: Record<string, string> = {
Space: 'Space',
ArrowUp: '↑',
ArrowDown: '↓',
ArrowLeft: '←',
ArrowRight: '→',
Escape: 'Esc',
Tab: 'Tab',
Enter: 'Enter',
CommandOrControl: 'Cmd/Ctrl',
Ctrl: 'Ctrl',
Control: 'Ctrl',
Command: 'Cmd',
Cmd: 'Cmd',
Shift: 'Shift',
Alt: 'Alt',
Super: 'Meta',
Meta: 'Meta',
Backspace: 'Backspace',
};
function normalizeColor(value: unknown, fallback: string): string {
if (typeof value !== 'string') return fallback;
const next = value.trim();
return HEX_COLOR_RE.test(next) ? next : fallback;
}
function normalizeKeyToken(token: string): string {
if (KEY_NAME_MAP[token]) return KEY_NAME_MAP[token];
if (token.startsWith('Key')) return token.slice(3);
if (token.startsWith('Digit')) return token.slice(5);
if (token.startsWith('Numpad')) return token.slice(6);
return token;
}
function formatKeybinding(rawBinding: string): string {
const parts = rawBinding.split('+');
const key = parts.pop();
if (!key) return rawBinding;
const normalized = [...parts, normalizeKeyToken(key)];
return normalized.join(' + ');
}
const OVERLAY_SHORTCUTS: Array<{
key: keyof RuntimeShortcutConfig;
label: string;
}> = [
{ key: 'copySubtitle', label: 'Copy subtitle' },
{ key: 'copySubtitleMultiple', label: 'Copy subtitle (multi)' },
{
key: 'updateLastCardFromClipboard',
label: 'Update last card from clipboard',
},
{ key: 'triggerFieldGrouping', label: 'Trigger field grouping' },
{ key: 'triggerSubsync', label: 'Open subtitle sync controls' },
{ key: 'mineSentence', label: 'Mine sentence' },
{ key: 'mineSentenceMultiple', label: 'Mine sentence (multi)' },
{ key: 'toggleSecondarySub', label: 'Toggle secondary subtitle mode' },
{ key: 'markAudioCard', label: 'Mark audio card' },
{ key: 'openRuntimeOptions', label: 'Open runtime options' },
{ key: 'openJimaku', label: 'Open jimaku' },
{ key: 'toggleVisibleOverlayGlobal', label: 'Show/hide visible overlay' },
];
function buildOverlayShortcutSections(shortcuts: RuntimeShortcutConfig): SessionHelpSection[] {
const rows: SessionHelpItem[] = [];
for (const shortcut of OVERLAY_SHORTCUTS) {
const keybind = shortcuts[shortcut.key];
if (typeof keybind !== 'string') continue;
if (keybind.trim().length === 0) continue;
rows.push({
shortcut: formatKeybinding(keybind),
action: shortcut.label,
});
}
if (rows.length === 0) return [];
return [{ title: 'Overlay shortcuts', rows }];
}
function describeCommand(command: (string | number)[]): string {
const first = command[0];
if (typeof first !== 'string') return 'Unknown action';
if (first === 'cycle' && command[1] === 'pause') return 'Toggle playback';
if (first === 'seek' && typeof command[1] === 'number') {
return `Seek ${command[1] > 0 ? '+' : ''}${command[1]} second(s)`;
}
if (first === 'sub-seek' && typeof command[1] === 'number') {
return `Shift subtitle by ${command[1]} ms`;
}
if (first === SPECIAL_COMMANDS.SUBSYNC_TRIGGER) return 'Open subtitle sync controls';
if (first === SPECIAL_COMMANDS.RUNTIME_OPTIONS_OPEN) return 'Open runtime options';
if (first === SPECIAL_COMMANDS.REPLAY_SUBTITLE) return 'Replay current subtitle';
if (first === SPECIAL_COMMANDS.PLAY_NEXT_SUBTITLE) return 'Play next subtitle';
if (first.startsWith(SPECIAL_COMMANDS.RUNTIME_OPTION_CYCLE_PREFIX)) {
const [, rawId, rawDirection] = first.split(':');
return `Cycle runtime option ${rawId || 'option'} ${rawDirection === 'prev' ? 'previous' : 'next'}`;
}
return `MPV command: ${command.map((entry) => String(entry)).join(' ')}`;
}
function sectionForCommand(command: (string | number)[]): string {
const first = command[0];
if (typeof first !== 'string') return 'Other shortcuts';
if (
first === 'cycle' ||
first === 'seek' ||
first === 'sub-seek' ||
first === SPECIAL_COMMANDS.REPLAY_SUBTITLE ||
first === SPECIAL_COMMANDS.PLAY_NEXT_SUBTITLE
) {
return 'Playback and navigation';
}
if (first === 'show-text' || first === 'show-progress' || first.startsWith('osd')) {
return 'Visual feedback';
}
if (first === SPECIAL_COMMANDS.SUBSYNC_TRIGGER) {
return 'Subtitle sync';
}
if (
first === SPECIAL_COMMANDS.RUNTIME_OPTIONS_OPEN ||
first.startsWith(SPECIAL_COMMANDS.RUNTIME_OPTION_CYCLE_PREFIX)
) {
return 'Runtime settings';
}
if (first === 'quit') return 'System actions';
return 'Other shortcuts';
}
function buildBindingSections(keybindings: Keybinding[]): SessionHelpSection[] {
const grouped = new Map<string, SessionHelpItem[]>();
for (const binding of keybindings) {
const section = sectionForCommand(binding.command ?? []);
const row: SessionHelpItem = {
shortcut: formatKeybinding(binding.key),
action: describeCommand(binding.command ?? []),
};
grouped.set(section, [...(grouped.get(section) ?? []), row]);
}
const sectionOrder = [
'Playback and navigation',
'Visual feedback',
'Subtitle sync',
'Runtime settings',
'System actions',
'Other shortcuts',
];
const sectionEntries = Array.from(grouped.entries()).sort((a, b) => {
const aIdx = sectionOrder.indexOf(a[0]);
const bIdx = sectionOrder.indexOf(b[0]);
if (aIdx === -1 && bIdx === -1) return a[0].localeCompare(b[0]);
if (aIdx === -1) return 1;
if (bIdx === -1) return -1;
return aIdx - bIdx;
});
return sectionEntries.map(([title, rows]) => ({ title, rows }));
}
function buildColorSection(style: {
knownWordColor?: unknown;
nPlusOneColor?: unknown;
nameMatchColor?: unknown;
jlptColors?: {
N1?: unknown;
N2?: unknown;
N3?: unknown;
N4?: unknown;
N5?: unknown;
};
}): SessionHelpSection {
return {
title: 'Color legend',
rows: [
{
shortcut: 'Known words',
action: normalizeColor(style.knownWordColor, FALLBACK_COLORS.knownWordColor),
color: normalizeColor(style.knownWordColor, FALLBACK_COLORS.knownWordColor),
},
{
shortcut: 'N+1 words',
action: normalizeColor(style.nPlusOneColor, FALLBACK_COLORS.nPlusOneColor),
color: normalizeColor(style.nPlusOneColor, FALLBACK_COLORS.nPlusOneColor),
},
{
shortcut: 'Character names',
action: normalizeColor(style.nameMatchColor, FALLBACK_COLORS.nameMatchColor),
color: normalizeColor(style.nameMatchColor, FALLBACK_COLORS.nameMatchColor),
},
{
shortcut: 'JLPT N1',
action: normalizeColor(style.jlptColors?.N1, FALLBACK_COLORS.jlptN1Color),
color: normalizeColor(style.jlptColors?.N1, FALLBACK_COLORS.jlptN1Color),
},
{
shortcut: 'JLPT N2',
action: normalizeColor(style.jlptColors?.N2, FALLBACK_COLORS.jlptN2Color),
color: normalizeColor(style.jlptColors?.N2, FALLBACK_COLORS.jlptN2Color),
},
{
shortcut: 'JLPT N3',
action: normalizeColor(style.jlptColors?.N3, FALLBACK_COLORS.jlptN3Color),
color: normalizeColor(style.jlptColors?.N3, FALLBACK_COLORS.jlptN3Color),
},
{
shortcut: 'JLPT N4',
action: normalizeColor(style.jlptColors?.N4, FALLBACK_COLORS.jlptN4Color),
color: normalizeColor(style.jlptColors?.N4, FALLBACK_COLORS.jlptN4Color),
},
{
shortcut: 'JLPT N5',
action: normalizeColor(style.jlptColors?.N5, FALLBACK_COLORS.jlptN5Color),
color: normalizeColor(style.jlptColors?.N5, FALLBACK_COLORS.jlptN5Color),
},
],
};
}
function filterSections(sections: SessionHelpSection[], query: string): SessionHelpSection[] {
const normalize = (value: string): string =>
value
.toLowerCase()
.replace(/commandorcontrol/gu, 'ctrl')
.replace(/cmd\/ctrl/gu, 'ctrl')
.replace(/[\s+\-_/]/gu, '');
const normalized = normalize(query);
if (!normalized) return sections;
return sections
.map((section) => {
if (normalize(section.title).includes(normalized)) {
return section;
}
const rows = section.rows.filter(
(row) =>
normalize(row.shortcut).includes(normalized) ||
normalize(row.action).includes(normalized),
);
if (rows.length === 0) return null;
return { ...section, rows };
})
.filter((section): section is SessionHelpSection => section !== null)
.filter((section) => section.rows.length > 0);
}
function formatBindingHint(info: SessionHelpBindingInfo): string {
if (info.bindingKey === 'KeyK' && info.fallbackUsed) {
return info.fallbackUnavailable ? 'Y-K (fallback and conflict noted)' : 'Y-K (fallback)';
}
return 'Y-H';
}
function createShortcutRow(row: SessionHelpItem, globalIndex: number): HTMLButtonElement {
const button = document.createElement('button');
button.type = 'button';
button.className = 'session-help-item';
button.tabIndex = -1;
button.dataset.sessionHelpIndex = String(globalIndex);
const left = document.createElement('div');
left.className = 'session-help-item-left';
const shortcut = document.createElement('span');
shortcut.className = 'session-help-key';
shortcut.textContent = row.shortcut;
left.appendChild(shortcut);
const right = document.createElement('div');
right.className = 'session-help-item-right';
const action = document.createElement('span');
action.className = 'session-help-action';
action.textContent = row.action;
right.appendChild(action);
if (row.color) {
const dot = document.createElement('span');
dot.className = 'session-help-color-dot';
dot.style.backgroundColor = row.color;
right.insertBefore(dot, action);
}
button.appendChild(left);
button.appendChild(right);
return button;
}
const SECTION_ICON: Record<string, string> = {
'MPV shortcuts': '⚙',
'Playback and navigation': '▶',
'Visual feedback': '◉',
'Subtitle sync': '⟲',
'Runtime settings': '⚙',
'System actions': '◆',
'Other shortcuts': '…',
'Overlay shortcuts (configurable)': '✦',
'Overlay shortcuts': '✦',
'Color legend': '◈',
};
function createSectionNode(
section: SessionHelpSection,
sectionIndex: number,
globalIndexMap: number[],
): HTMLElement {
const sectionNode = document.createElement('section');
sectionNode.className = 'session-help-section';
const title = document.createElement('h3');
title.className = 'session-help-section-title';
const icon = SECTION_ICON[section.title] ?? '•';
title.textContent = `${icon} ${section.title}`;
sectionNode.appendChild(title);
const list = document.createElement('div');
list.className = 'session-help-item-list';
section.rows.forEach((row, rowIndex) => {
const globalIndex = (globalIndexMap[sectionIndex] ?? 0) + rowIndex;
const button = createShortcutRow(row, globalIndex);
list.appendChild(button);
});
sectionNode.appendChild(list);
return sectionNode;
}
export function createSessionHelpModal(
ctx: RendererContext,
options: {
modalStateReader: Pick<ModalStateReader, 'isAnyModalOpen'>;
syncSettingsModalSubtitleSuppression: () => void;
},
) {
let priorFocus: Element | null = null;
let openBinding: SessionHelpBindingInfo = {
bindingKey: 'KeyH',
fallbackUsed: false,
fallbackUnavailable: false,
};
let helpFilterValue = '';
let helpSections: SessionHelpSection[] = [];
let focusGuard: ((event: FocusEvent) => void) | null = null;
let windowFocusGuard: (() => void) | null = null;
let modalPointerFocusGuard: ((event: Event) => void) | null = null;
let isRecoveringModalFocus = false;
let lastFocusRecoveryAt = 0;
function getItems(): HTMLButtonElement[] {
return Array.from(
ctx.dom.sessionHelpContent.querySelectorAll('.session-help-item'),
) as HTMLButtonElement[];
}
function setSelected(index: number): void {
const items = getItems();
if (items.length === 0) return;
const wrappedIndex = index % items.length;
const next = wrappedIndex < 0 ? wrappedIndex + items.length : wrappedIndex;
ctx.state.sessionHelpSelectedIndex = next;
items.forEach((item, idx) => {
item.classList.toggle('active', idx === next);
item.tabIndex = idx === next ? 0 : -1;
});
const activeItem = items[next];
if (!activeItem) return;
activeItem.focus({ preventScroll: true });
activeItem.scrollIntoView({
block: 'nearest',
inline: 'nearest',
});
}
function isSessionHelpModalFocusTarget(target: EventTarget | null): boolean {
return target instanceof Element && ctx.dom.sessionHelpModal.contains(target);
}
function focusFallbackTarget(): boolean {
void window.electronAPI.focusMainWindow();
const items = getItems();
const firstItem = items.find((item) => item.offsetParent !== null);
if (firstItem) {
firstItem.focus({ preventScroll: true });
return document.activeElement === firstItem;
}
if (ctx.dom.sessionHelpClose instanceof HTMLElement) {
ctx.dom.sessionHelpClose.focus({ preventScroll: true });
return document.activeElement === ctx.dom.sessionHelpClose;
}
window.focus();
return false;
}
function enforceModalFocus(): void {
if (!ctx.state.sessionHelpModalOpen) return;
if (!isSessionHelpModalFocusTarget(document.activeElement)) {
if (isRecoveringModalFocus) return;
const now = Date.now();
if (now - lastFocusRecoveryAt < 120) return;
isRecoveringModalFocus = true;
lastFocusRecoveryAt = now;
focusFallbackTarget();
window.setTimeout(() => {
isRecoveringModalFocus = false;
}, 120);
}
}
function isFilterInputFocused(): boolean {
return document.activeElement === ctx.dom.sessionHelpFilter;
}
function focusFilterInput(): void {
ctx.dom.sessionHelpFilter.focus({ preventScroll: true });
ctx.dom.sessionHelpFilter.select();
}
function applyFilterAndRender(): void {
const sections = filterSections(helpSections, helpFilterValue);
const indexOffsets: number[] = [];
let running = 0;
for (const section of sections) {
indexOffsets.push(running);
running += section.rows.length;
}
ctx.dom.sessionHelpContent.innerHTML = '';
sections.forEach((section, sectionIndex) => {
const sectionNode = createSectionNode(section, sectionIndex, indexOffsets);
ctx.dom.sessionHelpContent.appendChild(sectionNode);
});
if (getItems().length === 0) {
ctx.dom.sessionHelpContent.classList.add('session-help-content-no-results');
ctx.dom.sessionHelpContent.textContent = helpFilterValue
? 'No matching shortcuts found.'
: 'No active session shortcuts found.';
ctx.state.sessionHelpSelectedIndex = 0;
return;
}
ctx.dom.sessionHelpContent.classList.remove('session-help-content-no-results');
if (isFilterInputFocused()) return;
setSelected(0);
}
function requestOverlayFocus(): void {
void window.electronAPI.focusMainWindow();
}
function addPointerFocusListener(): void {
if (modalPointerFocusGuard) return;
modalPointerFocusGuard = () => {
requestOverlayFocus();
enforceModalFocus();
};
ctx.dom.sessionHelpModal.addEventListener('pointerdown', modalPointerFocusGuard);
ctx.dom.sessionHelpModal.addEventListener('click', modalPointerFocusGuard);
}
function removePointerFocusListener(): void {
if (!modalPointerFocusGuard) return;
ctx.dom.sessionHelpModal.removeEventListener('pointerdown', modalPointerFocusGuard);
ctx.dom.sessionHelpModal.removeEventListener('click', modalPointerFocusGuard);
modalPointerFocusGuard = null;
}
function startFocusRecoveryGuards(): void {
if (windowFocusGuard) return;
windowFocusGuard = () => {
requestOverlayFocus();
enforceModalFocus();
};
window.addEventListener('blur', windowFocusGuard);
window.addEventListener('focus', windowFocusGuard);
}
function stopFocusRecoveryGuards(): void {
if (!windowFocusGuard) return;
window.removeEventListener('blur', windowFocusGuard);
window.removeEventListener('focus', windowFocusGuard);
windowFocusGuard = null;
}
function showRenderError(message: string): void {
helpSections = [];
helpFilterValue = '';
ctx.dom.sessionHelpFilter.value = '';
ctx.dom.sessionHelpContent.classList.add('session-help-content-no-results');
ctx.dom.sessionHelpContent.textContent = message;
ctx.state.sessionHelpSelectedIndex = 0;
}
async function render(): Promise<boolean> {
try {
const [keybindings, styleConfig, shortcuts] = await Promise.all([
window.electronAPI.getKeybindings(),
window.electronAPI.getSubtitleStyle(),
window.electronAPI.getConfiguredShortcuts(),
]);
const bindingSections = buildBindingSections(keybindings);
if (bindingSections.length > 0) {
const playback = bindingSections.find(
(section) => section.title === 'Playback and navigation',
);
if (playback) {
playback.title = 'MPV shortcuts';
}
}
const shortcutSections = buildOverlayShortcutSections(shortcuts);
if (shortcutSections.length > 0) {
shortcutSections[0]!.title = 'Overlay shortcuts (configurable)';
}
const colorSection = buildColorSection(styleConfig ?? {});
helpSections = [...bindingSections, ...shortcutSections, colorSection];
applyFilterAndRender();
return true;
} catch (error) {
const message = error instanceof Error ? error.message : 'Unable to load session help data.';
showRenderError(`Session help failed to load: ${message}`);
return false;
}
}
async function openSessionHelpModal(opening: SessionHelpBindingInfo): Promise<void> {
openBinding = opening;
priorFocus = document.activeElement;
const dataLoaded = await render();
ctx.dom.sessionHelpShortcut.textContent = `Session help opened with ${formatBindingHint(openBinding)}`;
if (openBinding.fallbackUnavailable) {
ctx.dom.sessionHelpWarning.textContent =
'Both Y-H and Y-K are bound; Y-K remains the fallback for this session.';
} else if (openBinding.fallbackUsed) {
ctx.dom.sessionHelpWarning.textContent = 'Y-H is already bound; using Y-K as fallback.';
} else {
ctx.dom.sessionHelpWarning.textContent = '';
}
if (dataLoaded) {
ctx.dom.sessionHelpStatus.textContent =
'Use Arrow keys, J/K/H/L, mouse, click, or / then type to filter. Esc closes.';
} else {
ctx.dom.sessionHelpStatus.textContent =
'Session help data is unavailable right now. Press Esc to close.';
ctx.dom.sessionHelpWarning.textContent =
'Unable to load latest shortcut settings from the runtime.';
}
ctx.state.sessionHelpModalOpen = true;
options.syncSettingsModalSubtitleSuppression();
ctx.dom.overlay.classList.add('interactive');
ctx.dom.sessionHelpModal.classList.remove('hidden');
ctx.dom.sessionHelpModal.setAttribute('aria-hidden', 'false');
ctx.dom.sessionHelpModal.setAttribute('tabindex', '-1');
ctx.dom.sessionHelpFilter.value = '';
helpFilterValue = '';
if (ctx.platform.shouldToggleMouseIgnore) {
window.electronAPI.setIgnoreMouseEvents(false);
}
if (focusGuard === null) {
focusGuard = (event: FocusEvent) => {
if (!ctx.state.sessionHelpModalOpen) return;
if (!isSessionHelpModalFocusTarget(event.target)) {
event.preventDefault();
enforceModalFocus();
}
};
document.addEventListener('focusin', focusGuard);
}
addPointerFocusListener();
startFocusRecoveryGuards();
requestOverlayFocus();
window.focus();
enforceModalFocus();
}
function closeSessionHelpModal(): void {
if (!ctx.state.sessionHelpModalOpen) return;
ctx.state.sessionHelpModalOpen = false;
options.syncSettingsModalSubtitleSuppression();
ctx.dom.sessionHelpModal.classList.add('hidden');
ctx.dom.sessionHelpModal.setAttribute('aria-hidden', 'true');
if (!ctx.state.isOverSubtitle && !options.modalStateReader.isAnyModalOpen()) {
ctx.dom.overlay.classList.remove('interactive');
}
if (focusGuard) {
document.removeEventListener('focusin', focusGuard);
focusGuard = null;
}
removePointerFocusListener();
stopFocusRecoveryGuards();
if (priorFocus instanceof HTMLElement && priorFocus.isConnected) {
priorFocus.focus({ preventScroll: true });
return;
}
if (ctx.dom.overlay instanceof HTMLElement) {
// Overlay remains `tabindex="-1"` to allow programmatic focus for fallback.
ctx.dom.overlay.focus({ preventScroll: true });
}
if (ctx.platform.shouldToggleMouseIgnore) {
if (!ctx.state.isOverSubtitle && !options.modalStateReader.isAnyModalOpen()) {
window.electronAPI.setIgnoreMouseEvents(true, { forward: true });
} else {
window.electronAPI.setIgnoreMouseEvents(false);
}
}
ctx.dom.sessionHelpFilter.value = '';
helpFilterValue = '';
window.focus();
}
function handleSessionHelpKeydown(e: KeyboardEvent): boolean {
if (!ctx.state.sessionHelpModalOpen) return false;
if (isFilterInputFocused()) {
if (e.key === 'Escape') {
e.preventDefault();
if (!helpFilterValue) {
closeSessionHelpModal();
return true;
}
helpFilterValue = '';
ctx.dom.sessionHelpFilter.value = '';
applyFilterAndRender();
focusFallbackTarget();
return true;
}
return false;
}
if (e.key === 'Escape') {
e.preventDefault();
closeSessionHelpModal();
return true;
}
const items = getItems();
if (items.length === 0) return true;
if (e.key === '/' && !e.ctrlKey && !e.metaKey && !e.altKey && !e.shiftKey) {
e.preventDefault();
focusFilterInput();
return true;
}
const key = e.key.toLowerCase();
if (key === 'arrowdown' || key === 'j' || key === 'l') {
e.preventDefault();
setSelected(ctx.state.sessionHelpSelectedIndex + 1);
return true;
}
if (key === 'arrowup' || key === 'k' || key === 'h') {
e.preventDefault();
setSelected(ctx.state.sessionHelpSelectedIndex - 1);
return true;
}
return true;
}
function wireDomEvents(): void {
ctx.dom.sessionHelpFilter.addEventListener('input', () => {
helpFilterValue = ctx.dom.sessionHelpFilter.value;
applyFilterAndRender();
});
ctx.dom.sessionHelpFilter.addEventListener('keydown', (event: KeyboardEvent) => {
if (event.key === 'Enter') {
event.preventDefault();
focusFallbackTarget();
}
});
ctx.dom.sessionHelpContent.addEventListener('click', (event: MouseEvent) => {
const target = event.target;
if (!(target instanceof Element)) return;
const row = target.closest('.session-help-item') as HTMLElement | null;
if (!row) return;
const index = Number.parseInt(row.dataset.sessionHelpIndex ?? '', 10);
if (!Number.isFinite(index)) return;
setSelected(index);
});
ctx.dom.sessionHelpClose.addEventListener('click', () => {
closeSessionHelpModal();
});
}
return {
closeSessionHelpModal,
handleSessionHelpKeydown,
openSessionHelpModal,
wireDomEvents,
};
}