Files
openchamber/packages/ui/src/components/views/TerminalView.tsx
T

1032 lines
40 KiB
TypeScript

import React from 'react';
import { RiAddLine, RiArrowDownLine, RiArrowGoBackLine, RiArrowLeftLine, RiArrowRightLine, RiArrowUpLine, RiCloseLine, RiCommandLine } from '@remixicon/react';
import { useSessionStore } from '@/stores/useSessionStore';
import { useTerminalStore } from '@/stores/useTerminalStore';
import { useEffectiveDirectory } from '@/hooks/useEffectiveDirectory';
import { type TerminalStreamEvent } from '@/lib/api/types';
import { useThemeSystem } from '@/contexts/useThemeSystem';
import { useFontPreferences } from '@/hooks/useFontPreferences';
import { CODE_FONT_OPTION_MAP, DEFAULT_MONO_FONT } from '@/lib/fontOptions';
import { convertThemeToXterm } from '@/lib/terminalTheme';
import { TerminalViewport, type TerminalController } from '@/components/terminal/TerminalViewport';
import { ScrollableOverlay } from '@/components/ui/ScrollableOverlay';
import { cn } from '@/lib/utils';
import { useUIStore } from '@/stores/useUIStore';
import { Button } from '@/components/ui/button';
import { useDeviceInfo } from '@/lib/device';
import { useRuntimeAPIs } from '@/hooks/useRuntimeAPIs';
import { primeTerminalInputTransport } from '@/lib/terminalApi';
type Modifier = 'ctrl' | 'cmd';
type MobileKey =
| 'esc'
| 'tab'
| 'enter'
| 'arrow-up'
| 'arrow-down'
| 'arrow-left'
| 'arrow-right';
const BASE_KEY_SEQUENCES: Record<MobileKey, string> = {
esc: '\u001b',
tab: '\t',
enter: '\r',
'arrow-up': '\u001b[A',
'arrow-down': '\u001b[B',
'arrow-left': '\u001b[D',
'arrow-right': '\u001b[C',
};
const MODIFIER_ARROW_SUFFIX: Record<Modifier, string> = {
ctrl: '5',
cmd: '3',
};
const STREAM_OPTIONS = {
retry: {
maxRetries: 3,
initialDelayMs: 500,
maxDelayMs: 8000,
},
connectionTimeoutMs: 10_000,
};
const REHYDRATED_STREAM_OPTIONS = {
retry: {
maxRetries: 0,
initialDelayMs: 200,
maxDelayMs: 500,
},
connectionTimeoutMs: 1_500,
};
const getSequenceForKey = (key: MobileKey, modifier: Modifier | null): string | null => {
if (modifier) {
switch (key) {
case 'arrow-up':
return `\u001b[1;${MODIFIER_ARROW_SUFFIX[modifier]}A`;
case 'arrow-down':
return `\u001b[1;${MODIFIER_ARROW_SUFFIX[modifier]}B`;
case 'arrow-right':
return `\u001b[1;${MODIFIER_ARROW_SUFFIX[modifier]}C`;
case 'arrow-left':
return `\u001b[1;${MODIFIER_ARROW_SUFFIX[modifier]}D`;
default:
break;
}
}
return BASE_KEY_SEQUENCES[key] ?? null;
};
export const TerminalView: React.FC = () => {
const { terminal, runtime } = useRuntimeAPIs();
const { currentTheme } = useThemeSystem();
const { monoFont } = useFontPreferences();
const terminalFontSize = useUIStore(state => state.terminalFontSize);
const { isMobile, hasTouchInput } = useDeviceInfo();
// Tabs are supported for web + desktop runtimes (not VSCode).
const enableTabs = !isMobile && runtime.platform !== 'vscode';
const showTerminalQuickKeysOnDesktop = useUIStore((state) => state.showTerminalQuickKeysOnDesktop);
const showQuickKeys = isMobile || showTerminalQuickKeysOnDesktop;
const { currentSessionId, newSessionDraft } = useSessionStore();
const hasActiveContext = currentSessionId !== null || newSessionDraft?.open === true;
const effectiveDirectory = useEffectiveDirectory() ?? null;
const terminalStore = useTerminalStore();
const terminalSessions = terminalStore.sessions;
const terminalHydrated = terminalStore.hasHydrated;
const ensureDirectory = terminalStore.ensureDirectory;
const createTab = terminalStore.createTab;
const setActiveTab = terminalStore.setActiveTab;
const closeTab = terminalStore.closeTab;
const setTabSessionId = terminalStore.setTabSessionId;
const setConnecting = terminalStore.setConnecting;
const appendToBuffer = terminalStore.appendToBuffer;
const directoryTerminalState = React.useMemo(() => {
if (!effectiveDirectory) return undefined;
return terminalSessions.get(effectiveDirectory);
}, [terminalSessions, effectiveDirectory]);
const activeTabId = React.useMemo(() => {
if (!directoryTerminalState) return null;
if (enableTabs) {
return directoryTerminalState.activeTabId ?? directoryTerminalState.tabs[0]?.id ?? null;
}
return directoryTerminalState.tabs[0]?.id ?? null;
}, [directoryTerminalState, enableTabs]);
const activeTab = React.useMemo(() => {
if (!directoryTerminalState) return undefined;
if (!activeTabId) return directoryTerminalState.tabs[0];
return (
directoryTerminalState.tabs.find((tab) => tab.id === activeTabId) ??
directoryTerminalState.tabs[0]
);
}, [directoryTerminalState, activeTabId]);
const terminalSessionId = activeTab?.terminalSessionId ?? null;
const bufferChunks = activeTab?.bufferChunks ?? [];
const isConnecting = activeTab?.isConnecting ?? false;
const [connectionError, setConnectionError] = React.useState<string | null>(null);
const [isFatalError, setIsFatalError] = React.useState(false);
const [activeModifier, setActiveModifier] = React.useState<Modifier | null>(null);
const [isRestarting, setIsRestarting] = React.useState(false);
const keyboardAvoidTargetId = React.useId();
const streamCleanupRef = React.useRef<(() => void) | null>(null);
const activeTerminalIdRef = React.useRef<string | null>(null);
const activeTabIdRef = React.useRef<string | null>(activeTabId);
const terminalIdRef = React.useRef<string | null>(terminalSessionId);
const directoryRef = React.useRef<string | null>(effectiveDirectory);
const terminalControllerRef = React.useRef<TerminalController | null>(null);
const lastViewportSizeRef = React.useRef<{ cols: number; rows: number } | null>(null);
const isTerminalVisibleRef = React.useRef(false);
const nudgeOnConnectTerminalIdRef = React.useRef<string | null>(null);
const rehydratedTerminalIdsRef = React.useRef<Set<string>>(new Set());
const rehydratedSnapshotTakenRef = React.useRef(false);
React.useEffect(() => {
if (!terminalHydrated) {
return;
}
if (rehydratedSnapshotTakenRef.current) {
return;
}
rehydratedSnapshotTakenRef.current = true;
const ids = new Set<string>();
for (const [, dirState] of useTerminalStore.getState().sessions.entries()) {
for (const tab of dirState.tabs) {
if (tab.terminalSessionId) {
ids.add(tab.terminalSessionId);
}
}
}
rehydratedTerminalIdsRef.current = ids;
}, [terminalHydrated]);
const activeMainTab = useUIStore((state) => state.activeMainTab);
const isBottomTerminalOpen = useUIStore((state) => state.isBottomTerminalOpen);
const isTerminalActive = activeMainTab === 'terminal';
const isTerminalVisible = isTerminalActive || isBottomTerminalOpen;
const [hasOpenedTerminalViewport, setHasOpenedTerminalViewport] = React.useState(isTerminalVisible);
React.useEffect(() => {
if (!isTerminalVisible || runtime.platform === 'vscode') {
return;
}
primeTerminalInputTransport();
}, [isTerminalVisible, runtime.platform]);
React.useEffect(() => {
if (isTerminalVisible) {
setHasOpenedTerminalViewport(true);
}
}, [isTerminalVisible]);
React.useEffect(() => {
isTerminalVisibleRef.current = isTerminalVisible;
}, [isTerminalVisible]);
React.useEffect(() => {
terminalIdRef.current = terminalSessionId;
}, [terminalSessionId]);
React.useEffect(() => {
activeTabIdRef.current = activeTabId;
}, [activeTabId]);
React.useEffect(() => {
directoryRef.current = effectiveDirectory;
}, [effectiveDirectory]);
React.useEffect(() => {
if (!showQuickKeys && activeModifier !== null) {
setActiveModifier(null);
}
}, [showQuickKeys, activeModifier, setActiveModifier]);
React.useEffect(() => {
if (!terminalSessionId && activeModifier !== null) {
setActiveModifier(null);
}
}, [terminalSessionId, activeModifier, setActiveModifier]);
const disconnectStream = React.useCallback(() => {
streamCleanupRef.current?.();
streamCleanupRef.current = null;
activeTerminalIdRef.current = null;
}, []);
React.useEffect(
() => () => {
disconnectStream();
terminalIdRef.current = null;
},
[disconnectStream]
);
const startStream = React.useCallback(
(
directory: string,
tabId: string,
terminalId: string,
streamOptions = STREAM_OPTIONS
) => {
if (activeTerminalIdRef.current === terminalId) {
return;
}
disconnectStream();
// Mark active before connect so early events aren't dropped.
activeTerminalIdRef.current = terminalId;
const subscription = terminal.connect(
terminalId,
{
onEvent: (event: TerminalStreamEvent) => {
if (activeTerminalIdRef.current !== terminalId) {
return;
}
switch (event.type) {
case 'connected': {
setConnecting(directory, tabId, false);
setConnectionError(null);
setIsFatalError(false);
terminalControllerRef.current?.focus();
// After a reload, buffer is empty and a reused PTY can look "stuck"
// until the first output arrives. Nudge with a newline once.
if (nudgeOnConnectTerminalIdRef.current === terminalId) {
nudgeOnConnectTerminalIdRef.current = null;
void terminal.sendInput(terminalId, '\r').catch(() => {
// ignore
});
}
break;
}
case 'reconnecting': {
const attempt = event.attempt ?? 0;
const maxAttempts = event.maxAttempts ?? 3;
setConnectionError(`Reconnecting (${attempt}/${maxAttempts})...`);
setIsFatalError(false);
break;
}
case 'data': {
if (event.data) {
appendToBuffer(directory, tabId, event.data);
}
break;
}
case 'exit': {
const exitCode =
typeof event.exitCode === 'number' ? event.exitCode : null;
const signal = typeof event.signal === 'number' ? event.signal : null;
appendToBuffer(
directory,
tabId,
`\r\n[Process exited${
exitCode !== null ? ` with code ${exitCode}` : ''
}${signal !== null ? ` (signal ${signal})` : ''}]\r\n`
);
setTabSessionId(directory, tabId, null);
setConnecting(directory, tabId, false);
setConnectionError('Terminal session ended');
setIsFatalError(false);
disconnectStream();
break;
}
}
},
onError: (error, fatal) => {
if (activeTerminalIdRef.current !== terminalId) {
return;
}
const errorMsg = fatal
? `Connection failed: ${error.message}`
: error.message || 'Terminal stream connection error';
setConnectionError(errorMsg);
setIsFatalError(!!fatal);
if (fatal) {
setConnecting(directory, tabId, false);
setTabSessionId(directory, tabId, null);
disconnectStream();
}
},
},
streamOptions
);
streamCleanupRef.current = () => {
subscription.close();
activeTerminalIdRef.current = null;
};
},
[appendToBuffer, disconnectStream, setConnecting, setTabSessionId, terminal]
);
React.useEffect(() => {
let cancelled = false;
if (!terminalHydrated || !hasOpenedTerminalViewport) {
return;
}
if (!effectiveDirectory) {
setConnectionError(
hasActiveContext
? 'No working directory available for terminal.'
: 'Select a session to open the terminal.'
);
disconnectStream();
return;
}
const ensureSession = async () => {
const directory = effectiveDirectory;
if (!directoryRef.current || directoryRef.current !== directory) return;
ensureDirectory(directory);
const state = useTerminalStore.getState().getDirectoryState(directory);
if (!state || state.tabs.length === 0) {
return;
}
const tabId = enableTabs
? (state.activeTabId ?? state.tabs[0]?.id ?? null)
: (state.tabs[0]?.id ?? null);
if (!tabId) {
return;
}
const tab = state.tabs.find((t) => t.id === tabId) ?? state.tabs[0];
let terminalId = tab?.terminalSessionId ?? null;
const shouldNudgeExisting =
Boolean(terminalId) &&
rehydratedTerminalIdsRef.current.has(terminalId as string) &&
(tab?.bufferLength ?? 0) === 0 &&
(tab?.bufferChunks?.length ?? 0) === 0;
const isRehydratedSession =
Boolean(terminalId) && rehydratedTerminalIdsRef.current.has(terminalId as string);
if (!terminalId) {
setConnectionError(null);
setIsFatalError(false);
setConnecting(directory, tabId, true);
try {
const size = lastViewportSizeRef.current;
const session = await terminal.createSession({
cwd: directory,
cols: size?.cols,
rows: size?.rows,
});
const stillActive =
!cancelled &&
directoryRef.current === directory &&
activeTabIdRef.current === tabId;
if (!stillActive) {
try {
await terminal.close(session.sessionId);
} catch { /* ignored */ }
return;
}
setTabSessionId(directory, tabId, session.sessionId);
terminalId = session.sessionId;
} catch (error) {
if (!cancelled) {
setConnectionError(
error instanceof Error
? error.message
: 'Failed to start terminal session'
);
setIsFatalError(true);
setConnecting(directory, tabId, false);
}
return;
}
}
if (!terminalId || cancelled) return;
terminalIdRef.current = terminalId;
if (isRehydratedSession) {
rehydratedTerminalIdsRef.current.delete(terminalId);
}
if (shouldNudgeExisting) {
nudgeOnConnectTerminalIdRef.current = terminalId;
}
startStream(
directory,
tabId,
terminalId,
isRehydratedSession ? REHYDRATED_STREAM_OPTIONS : STREAM_OPTIONS
);
};
void ensureSession();
return () => {
cancelled = true;
terminalIdRef.current = null;
disconnectStream();
};
}, [
hasActiveContext,
effectiveDirectory,
terminalSessionId,
activeTabId,
hasOpenedTerminalViewport,
enableTabs,
terminalHydrated,
ensureDirectory,
setConnecting,
setTabSessionId,
startStream,
disconnectStream,
terminal,
]);
React.useEffect(() => {
if (!isTerminalVisible) {
return;
}
if (typeof window === 'undefined') {
terminalControllerRef.current?.focus();
return;
}
const rafId = window.requestAnimationFrame(() => {
terminalControllerRef.current?.focus();
});
return () => {
window.cancelAnimationFrame(rafId);
};
}, [activeTabId, isTerminalVisible]);
const handleRestart = React.useCallback(async () => {
if (!effectiveDirectory) return;
if (isRestarting) return;
const state = useTerminalStore.getState().getDirectoryState(effectiveDirectory);
const tabId = isMobile
? (state?.tabs[0]?.id ?? null)
: (activeTabId ?? state?.activeTabId ?? state?.tabs[0]?.id ?? null);
if (!tabId) return;
setIsRestarting(true);
setConnectionError(null);
setIsFatalError(false);
disconnectStream();
try {
await closeTab(effectiveDirectory, tabId);
} catch (error) {
setConnectionError(error instanceof Error ? error.message : 'Failed to restart terminal');
setIsFatalError(true);
} finally {
setIsRestarting(false);
}
}, [activeTabId, closeTab, disconnectStream, effectiveDirectory, isMobile, isRestarting]);
const handleHardRestart = React.useCallback(async () => {
// Keep semantics: “close tab -> new clean tab”.
await handleRestart();
}, [handleRestart]);
const handleCreateTab = React.useCallback(() => {
if (!effectiveDirectory) return;
const tabId = createTab(effectiveDirectory);
setActiveTab(effectiveDirectory, tabId);
setConnectionError(null);
setIsFatalError(false);
disconnectStream();
}, [createTab, disconnectStream, effectiveDirectory, setActiveTab]);
const handleSelectTab = React.useCallback(
(tabId: string) => {
if (!effectiveDirectory) return;
setActiveTab(effectiveDirectory, tabId);
setConnectionError(null);
setIsFatalError(false);
disconnectStream();
},
[disconnectStream, effectiveDirectory, setActiveTab]
);
const handleCloseTab = React.useCallback(
(tabId: string) => {
if (!effectiveDirectory) return;
if (tabId === activeTabId) {
disconnectStream();
}
setConnectionError(null);
setIsFatalError(false);
void closeTab(effectiveDirectory, tabId);
},
[activeTabId, closeTab, disconnectStream, effectiveDirectory]
);
const handleViewportInput = React.useCallback(
(data: string) => {
if (!data) {
return;
}
let payload = data;
let modifierConsumed = false;
if (activeModifier && data.length > 0) {
const firstChar = data[0];
if (firstChar.length === 1 && /[a-zA-Z]/.test(firstChar)) {
const upper = firstChar.toUpperCase();
if (activeModifier === 'ctrl' || activeModifier === 'cmd') {
payload = String.fromCharCode(upper.charCodeAt(0) & 0b11111);
modifierConsumed = true;
}
}
if (!modifierConsumed) {
modifierConsumed = true;
}
}
const terminalId = terminalIdRef.current;
if (!terminalId) return;
void terminal.sendInput(terminalId, payload).catch((error) => {
setConnectionError(error instanceof Error ? error.message : 'Failed to send input');
});
if (modifierConsumed) {
setActiveModifier(null);
terminalControllerRef.current?.focus();
}
},
[activeModifier, setActiveModifier, terminal]
);
const handleViewportResize = React.useCallback(
(cols: number, rows: number) => {
lastViewportSizeRef.current = { cols, rows };
if (!isTerminalVisibleRef.current) {
return;
}
const terminalId = terminalIdRef.current;
if (!terminalId) return;
void terminal.resize({ sessionId: terminalId, cols, rows }).catch(() => {
});
},
[terminal]
);
const handleModifierToggle = React.useCallback(
(modifier: Modifier) => {
setActiveModifier((current) => (current === modifier ? null : modifier));
terminalControllerRef.current?.focus();
},
[setActiveModifier]
);
const handleMobileKeyPress = React.useCallback(
(key: MobileKey) => {
const sequence = getSequenceForKey(key, activeModifier);
if (!sequence) {
return;
}
handleViewportInput(sequence);
setActiveModifier(null);
terminalControllerRef.current?.focus();
},
[activeModifier, handleViewportInput, setActiveModifier]
);
React.useEffect(() => {
if (!showQuickKeys || !activeModifier || !terminalSessionId) {
return;
}
const handleKeyDown = (event: KeyboardEvent) => {
if (event.repeat) {
return;
}
const rawKey = event.key;
if (!rawKey) {
return;
}
if (rawKey === 'Control' || rawKey === 'Meta' || rawKey === 'Alt' || rawKey === 'Shift') {
return;
}
const normalizedKey = rawKey.length === 1 ? rawKey.toLowerCase() : rawKey;
const code = event.code ?? '';
const upperFromCode =
code.startsWith('Key') && code.length === 4
? code.slice(3).toUpperCase()
: null;
const upperKey =
rawKey.length === 1 && /[a-zA-Z]/.test(rawKey)
? rawKey.toUpperCase()
: upperFromCode;
const toMobileKey: Record<string, MobileKey> = {
Tab: 'tab',
Enter: 'enter',
ArrowUp: 'arrow-up',
ArrowDown: 'arrow-down',
ArrowLeft: 'arrow-left',
ArrowRight: 'arrow-right',
Escape: 'esc',
tab: 'tab',
enter: 'enter',
arrowup: 'arrow-up',
arrowdown: 'arrow-down',
arrowleft: 'arrow-left',
arrowright: 'arrow-right',
escape: 'esc',
};
if (normalizedKey in toMobileKey) {
event.preventDefault();
event.stopPropagation();
handleMobileKeyPress(toMobileKey[normalizedKey]);
return;
}
if (activeModifier === 'ctrl' && upperKey && upperKey.length === 1) {
if (upperKey >= 'A' && upperKey <= 'Z') {
const controlCode = String.fromCharCode(upperKey.charCodeAt(0) & 0b11111);
event.preventDefault();
event.stopPropagation();
handleViewportInput(controlCode);
setActiveModifier(null);
terminalControllerRef.current?.focus();
}
}
};
window.addEventListener('keydown', handleKeyDown);
return () => {
window.removeEventListener('keydown', handleKeyDown);
};
}, [
activeModifier,
handleMobileKeyPress,
handleViewportInput,
showQuickKeys,
setActiveModifier,
terminalSessionId,
]);
const resolvedFontStack = React.useMemo(() => {
const defaultStack = CODE_FONT_OPTION_MAP[DEFAULT_MONO_FONT].stack;
if (typeof window === 'undefined') {
const fallbackDefinition =
CODE_FONT_OPTION_MAP[monoFont] ?? CODE_FONT_OPTION_MAP[DEFAULT_MONO_FONT];
return fallbackDefinition.stack;
}
const root = window.getComputedStyle(document.documentElement);
const cssStack = root.getPropertyValue('--font-family-mono');
if (cssStack && cssStack.trim().length > 0) {
return cssStack.trim();
}
const definition =
CODE_FONT_OPTION_MAP[monoFont] ?? CODE_FONT_OPTION_MAP[DEFAULT_MONO_FONT];
return definition.stack ?? defaultStack;
}, [monoFont]);
const xtermTheme = React.useMemo(() => convertThemeToXterm(currentTheme), [currentTheme]);
const terminalSessionKey = React.useMemo(() => {
const directoryPart = effectiveDirectory ?? 'no-dir';
const tabPart = activeTabId ?? 'no-tab';
const terminalPart = terminalSessionId ?? `pending-${tabPart}`;
return `${directoryPart}::${tabPart}::${terminalPart}`;
}, [effectiveDirectory, activeTabId, terminalSessionId]);
const viewportSessionKey = terminalSessionId ?? terminalSessionKey;
React.useEffect(() => {
if (!isTerminalVisible) {
return;
}
const controller = terminalControllerRef.current;
if (!controller) {
return;
}
const fitOnce = () => {
controller.fit();
};
if (typeof window !== 'undefined') {
const rafId = window.requestAnimationFrame(() => {
fitOnce();
controller.focus();
});
const timeoutIds = [220, 400].map((delay) => window.setTimeout(fitOnce, delay));
return () => {
window.cancelAnimationFrame(rafId);
timeoutIds.forEach((id) => window.clearTimeout(id));
};
}
fitOnce();
}, [isTerminalVisible, terminalSessionKey, terminalSessionId]);
if (!hasActiveContext) {
return (
<div className="flex h-full items-center justify-center p-4 text-center text-sm text-muted-foreground">
Select a session to open the terminal
</div>
);
}
if (!effectiveDirectory) {
return (
<div className="flex h-full flex-col items-center justify-center gap-2 p-4 text-center text-sm text-muted-foreground">
<p>No working directory available for this session.</p>
<button
onClick={handleRestart}
className="rounded-lg bg-primary px-3 py-1.5 text-xs font-medium text-primary-foreground hover:bg-primary/90"
>
Retry
</button>
</div>
);
}
const quickKeysDisabled = !terminalSessionId || isConnecting || isRestarting;
const shouldRenderViewport = isMobile ? isTerminalVisible : hasOpenedTerminalViewport;
const quickKeysControls = (
<>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 px-2 text-xs"
onClick={() => handleMobileKeyPress('esc')}
disabled={quickKeysDisabled}
>
Esc
</Button>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 w-9 p-0"
onClick={() => handleMobileKeyPress('tab')}
disabled={quickKeysDisabled}
>
<RiArrowRightLine size={16} />
<span className="sr-only">Tab</span>
</Button>
<Button
type="button"
size="sm"
variant={activeModifier === 'ctrl' ? 'default' : 'outline'}
className="h-6 w-9 p-0"
onClick={() => handleModifierToggle('ctrl')}
disabled={quickKeysDisabled}
>
<span className="text-xs font-medium">Ctrl</span>
<span className="sr-only">Control modifier</span>
</Button>
<Button
type="button"
size="sm"
variant={activeModifier === 'cmd' ? 'default' : 'outline'}
className="h-6 w-9 p-0"
onClick={() => handleModifierToggle('cmd')}
disabled={quickKeysDisabled}
>
<RiCommandLine size={16} />
<span className="sr-only">Command modifier</span>
</Button>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 w-9 p-0"
onClick={() => handleMobileKeyPress('arrow-up')}
disabled={quickKeysDisabled}
>
<RiArrowUpLine size={16} />
<span className="sr-only">Arrow up</span>
</Button>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 w-9 p-0"
onClick={() => handleMobileKeyPress('arrow-left')}
disabled={quickKeysDisabled}
>
<RiArrowLeftLine size={16} />
<span className="sr-only">Arrow left</span>
</Button>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 w-9 p-0"
onClick={() => handleMobileKeyPress('arrow-down')}
disabled={quickKeysDisabled}
>
<RiArrowDownLine size={16} />
<span className="sr-only">Arrow down</span>
</Button>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 w-9 p-0"
onClick={() => handleMobileKeyPress('arrow-right')}
disabled={quickKeysDisabled}
>
<RiArrowRightLine size={16} />
<span className="sr-only">Arrow right</span>
</Button>
<Button
type="button"
size="sm"
variant="outline"
className="h-6 w-9 p-0"
onClick={() => handleMobileKeyPress('enter')}
disabled={quickKeysDisabled}
>
<RiArrowGoBackLine size={16} />
<span className="sr-only">Enter</span>
</Button>
</>
);
return (
<div className="flex h-full flex-col overflow-hidden bg-[var(--surface-background)]">
<div className="sticky top-0 z-20 shrink-0 bg-[var(--surface-background)] px-5 py-2 text-xs">
{enableTabs && directoryTerminalState ? (
<div className="mt-2 pl-1 pr-1 flex items-center gap-2">
<div className="min-w-0 flex-1 overflow-x-auto pb-1">
<div className="flex w-max items-center gap-1 pr-1">
{directoryTerminalState.tabs.map((tab) => {
const isActive = tab.id === activeTabId;
return (
<div
key={tab.id}
className={cn(
'group flex items-center gap-1 rounded-md border px-2 py-1 text-xs whitespace-nowrap',
isActive
? 'bg-[var(--interactive-selection)] border-[var(--primary-muted)] text-[var(--interactive-selection-foreground)]'
: 'bg-transparent border-[var(--interactive-border)] text-[var(--surface-muted-foreground)] hover:bg-[var(--interactive-hover)] hover:text-[var(--surface-foreground)]'
)}
>
<button
type="button"
onClick={() => handleSelectTab(tab.id)}
className="max-w-[10rem] truncate text-left"
title={tab.label}
>
{tab.label}
</button>
<button
type="button"
className={cn(
'rounded-sm p-0.5 text-[var(--surface-muted-foreground)] hover:text-[var(--surface-foreground)]',
!isActive && 'opacity-0 group-hover:opacity-100'
)}
onClick={(e) => {
e.stopPropagation();
handleCloseTab(tab.id);
}}
title="Close tab"
>
<RiCloseLine size={14} />
</button>
</div>
);
})}
<button
type="button"
onClick={handleCreateTab}
className="ml-1 flex h-7 w-7 items-center justify-center rounded-md border border-[var(--interactive-border)] bg-transparent text-[var(--surface-muted-foreground)] hover:bg-[var(--interactive-hover)] hover:text-[var(--surface-foreground)]"
title="New tab"
>
<RiAddLine size={16} />
</button>
</div>
</div>
{!isMobile && showQuickKeys ? (
<div className="flex shrink-0 items-center gap-1 overflow-x-auto pb-1">
{quickKeysControls}
</div>
) : null}
</div>
) : null}
{showQuickKeys && (isMobile || !enableTabs || !directoryTerminalState) ? (
<div className="mt-2 flex flex-wrap items-center gap-1">
{quickKeysControls}
</div>
) : null}
</div>
<div
className="relative flex-1 overflow-hidden"
style={{ backgroundColor: xtermTheme.background }}
id={keyboardAvoidTargetId}
data-keyboard-avoid="true"
>
<div className="h-full w-full box-border pl-7 pr-5 pt-3 pb-4">
{shouldRenderViewport ? (
isMobile ? (
<TerminalViewport
key={viewportSessionKey}
ref={(controller) => {
terminalControllerRef.current = controller;
}}
sessionKey={viewportSessionKey}
chunks={bufferChunks}
onInput={handleViewportInput}
onResize={handleViewportResize}
theme={xtermTheme}
fontFamily={resolvedFontStack}
fontSize={terminalFontSize}
enableTouchScroll={hasTouchInput}
autoFocus={isTerminalVisible}
keyboardAvoidTargetId={keyboardAvoidTargetId}
/>
) : (
<ScrollableOverlay outerClassName="h-full" className="h-full w-full" disableHorizontal>
<TerminalViewport
key={viewportSessionKey}
ref={(controller) => {
terminalControllerRef.current = controller;
}}
sessionKey={viewportSessionKey}
chunks={bufferChunks}
onInput={handleViewportInput}
onResize={handleViewportResize}
theme={xtermTheme}
fontFamily={resolvedFontStack}
fontSize={terminalFontSize}
enableTouchScroll={hasTouchInput}
autoFocus={isTerminalVisible}
keyboardAvoidTargetId={keyboardAvoidTargetId}
/>
</ScrollableOverlay>
)
) : null}
</div>
{connectionError && (
<div className="absolute inset-x-0 bottom-0 bg-[var(--status-error-background)] px-3 py-2 text-xs text-[var(--status-error-foreground)] flex items-center justify-between gap-2">
<span>{connectionError}</span>
{isFatalError && isMobile && (
<Button
size="sm"
variant="secondary"
className="h-6 px-2 py-0 text-xs"
onClick={handleHardRestart}
disabled={isRestarting}
title="Force kill and create fresh session"
type="button"
>
Hard Restart
</Button>
)}
</div>
)}
</div>
</div>
);
};