Files
Termix/src/ui/AppShell.tsx
T

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41 KiB
TypeScript

import { toast } from "sonner";
import { useTranslation } from "react-i18next";
import { Separator } from "@/components/separator";
import { Button } from "@/components/button";
import { Sheet, SheetContent } from "@/components/sheet";
import { ChevronLeft, ChevronRight, Maximize2 } from "lucide-react";
import { useState, useRef, useCallback, useEffect, createRef } from "react";
import { createPortal } from "react-dom";
import { useIsMobile } from "@/hooks/use-mobile";
import { MobileBottomBar } from "@/shell/MobileBottomBar";
import { CommandPalette } from "@/shell/CommandPalette";
import { AppRail } from "@/sidebar/AppRail";
import type { RailView } from "@/sidebar/AppRail";
import { HostsPanel } from "@/sidebar/HostsPanel";
import { QuickConnectPanel } from "@/sidebar/QuickConnectPanel";
import { SshToolsPanel } from "@/sidebar/SshToolsPanel";
import { SnippetsPanel } from "@/sidebar/SnippetsPanel";
import { HistoryPanel } from "@/sidebar/HistoryPanel";
import { SplitScreenPanel } from "@/sidebar/SplitScreenPanel";
import { UserProfilePanel } from "@/sidebar/UserProfilePanel";
import { AdminSettingsPanel } from "@/sidebar/AdminSettingsPanel";
import { CredentialsPanel } from "@/sidebar/CredentialsPanel";
import { SplitView } from "@/shell/SplitView";
import { renderTabContent } from "@/shell/tabUtils";
import { TabBar } from "@/shell/TabBar";
import type {
Tab,
TabType,
Host,
SplitMode,
HostFolder,
} from "@/types/ui-types";
import { PANE_COUNTS } from "@/lib/theme";
import {
getSSHHosts,
getUserInfo,
getOpenTabs,
addOpenTab,
deleteOpenTab,
patchOpenTab,
getActiveSessions,
getUserPreferences,
type UserPreferences,
type OpenTabRecord,
} from "@/main-axios";
import { dbHealthMonitor } from "@/lib/db-health-monitor";
import type { SSHHostWithStatus } from "@/main-axios";
import { ConnectionsPanel } from "@/sidebar/ConnectionsPanel";
function sshHostToHost(h: SSHHostWithStatus): Host {
return {
id: String(h.id),
name: h.name,
username: h.username,
ip: h.ip,
port: h.port,
folder: h.folder ?? "",
online: h.status === "online",
cpu: 0,
ram: 0,
lastAccess: "",
tags: h.tags ?? [],
authType: h.authType,
password: h.password,
key: typeof h.key === "string" ? h.key : undefined,
keyPassword: h.keyPassword,
keyType: h.keyType,
credentialId: h.credentialId != null ? String(h.credentialId) : undefined,
notes: h.notes,
pin: h.pin ?? false,
macAddress: h.macAddress,
enableSsh: h.enableSsh ?? (h.connectionType === "ssh" || !h.connectionType),
enableTerminal: h.enableTerminal ?? true,
enableTunnel: h.enableTunnel ?? false,
enableFileManager: h.enableFileManager ?? false,
enableDocker: h.enableDocker ?? false,
enableRdp: h.enableRdp ?? h.connectionType === "rdp",
enableVnc: h.enableVnc ?? h.connectionType === "vnc",
enableTelnet: h.enableTelnet ?? h.connectionType === "telnet",
sshPort: h.port,
rdpPort: 3389,
vncPort: 5900,
telnetPort: 23,
quickActions: (h.quickActions ?? []).map((a) => ({
name: a.name,
snippetId: String(a.snippetId),
})),
jumpHosts: (h.jumpHosts ?? []).map((j) => ({
hostId: String(j.hostId),
})),
serverTunnels: [],
defaultPath: h.defaultPath,
terminalConfig: h.terminalConfig as Host["terminalConfig"],
useSocks5: h.useSocks5,
socks5Host: h.socks5Host,
socks5Port: h.socks5Port,
socks5Username: h.socks5Username,
socks5Password: h.socks5Password,
socks5ProxyChain: h.socks5ProxyChain ?? [],
};
}
function buildHostTree(hosts: SSHHostWithStatus[]): HostFolder {
const root: HostFolder = { name: "root", children: [] };
const folderMap = new Map<string, HostFolder>();
const getOrCreateFolder = (path: string): HostFolder => {
if (folderMap.has(path)) return folderMap.get(path)!;
const parts = path.split(" / ");
let current = root;
let accumulated = "";
for (const part of parts) {
accumulated = accumulated ? `${accumulated} / ${part}` : part;
if (!folderMap.has(accumulated)) {
const folder: HostFolder = { name: part, children: [] };
folderMap.set(accumulated, folder);
current.children.push(folder);
}
current = folderMap.get(accumulated)!;
}
return current;
};
for (const h of hosts) {
const host = sshHostToHost(h);
if (h.folder) {
getOrCreateFolder(h.folder).children.push(host);
} else {
root.children.push(host);
}
}
return root;
}
export { tabIcon, renderTabContent } from "@/shell/tabUtils";
// ─── AppShell ────────────────────────────────────────────────────────────────
export function AppShell({
username,
onLogout,
}: {
username: string;
onLogout: () => void;
}) {
const { t } = useTranslation();
const [tabs, setTabs] = useState<Tab[]>([
{
id: "dashboard",
instanceId: "dashboard",
type: "dashboard",
label: t("nav.dashboard"),
openedAt: Date.now(),
},
]);
const [activeTabId, setActiveTabId] = useState("dashboard");
const [userPrefs, setUserPrefs] = useState<UserPreferences>({
reopenTabsOnLogin: false,
});
const [userPrefsLoaded, setUserPrefsLoaded] = useState(false);
const [hostsLoaded, setHostsLoaded] = useState(false);
// Flips to true once the initial DB read (restore or skip) is done — sync must not fire before this
const [tabsReady, setTabsReady] = useState(false);
const [commandPaletteOpen, setCommandPaletteOpen] = useState(false);
const [splitMode, setSplitMode] = useState<SplitMode>(
() => (localStorage.getItem("termix_splitMode") as SplitMode) ?? "none",
);
const [paneTabIds, setPaneTabIds] = useState<(string | null)[]>(
() =>
JSON.parse(localStorage.getItem("termix_paneTabIds") ?? "null") ??
Array(6).fill(null),
);
const [focusedPaneIndex, setFocusedPaneIndex] = useState<number | null>(null);
const [realHostTree, setRealHostTree] = useState<HostFolder | null>(null);
const [hostsLoading, setHostsLoading] = useState(true);
const [allHosts, setAllHosts] = useState<Host[]>([]);
const [isAdmin, setIsAdmin] = useState(false);
const [backgroundTabRecords, setBackgroundTabRecords] = useState<
OpenTabRecord[]
>([]);
const [sidebarOpen, setSidebarOpen] = useState(true);
const [railView, setRailView] = useState<RailView>("hosts");
const [profileDropdownOpen, setProfileDropdownOpen] = useState(false);
const [sidebarWidth, setSidebarWidth] = useState(() => {
const saved = localStorage.getItem("termix_sidebarWidth");
return saved ? parseInt(saved, 10) : 266;
});
const [sidebarDragging, setSidebarDragging] = useState(false);
const [sidebarEditing, setSidebarEditing] = useState(false);
useEffect(() => {
localStorage.setItem("termix_sidebarWidth", String(sidebarWidth));
}, [sidebarWidth]);
useEffect(() => {
localStorage.setItem("termix_splitMode", splitMode);
}, [splitMode]);
useEffect(() => {
localStorage.setItem("termix_paneTabIds", JSON.stringify(paneTabIds));
}, [paneTabIds]);
const isMobile = useIsMobile();
const sidebarOpenBeforeMobile = useRef(sidebarOpen);
useEffect(() => {
if (isMobile) {
sidebarOpenBeforeMobile.current = sidebarOpen;
setSidebarOpen(false);
} else {
setSidebarOpen(sidebarOpenBeforeMobile.current);
}
}, [isMobile]);
useEffect(() => {
getUserInfo()
.then((info) => setIsAdmin(info.is_admin))
.catch(() => setIsAdmin(false));
}, []);
const lastShiftTime = useRef(0);
const [commandPaletteShortcutEnabled, setCommandPaletteShortcutEnabled] =
useState<boolean>(() => {
const v = localStorage.getItem("commandPaletteShortcutEnabled");
return v !== null ? v === "true" : true;
});
const terminalRefs = useRef<Map<string, ReturnType<typeof createRef>>>(
new Map(),
);
const [paneContentEls, setPaneContentEls] = useState<
(HTMLDivElement | null)[]
>(Array(6).fill(null));
// Stable per-tab DOM nodes — created once per tab, never destroyed while the tab lives.
// We always portal each tab's content into its own node, then move that node between
// the normal-view container and the pane container via vanilla DOM so React's portal
// target never changes (changing the target causes a remount).
const tabNodesRef = useRef<Map<string, HTMLDivElement>>(new Map());
const normalViewRef = useRef<HTMLDivElement>(null);
const getTabNode = useCallback((tabId: string, isTerminal: boolean) => {
if (!tabNodesRef.current.has(tabId)) {
const el = document.createElement("div");
el.style.position = "absolute";
el.style.inset = "0";
el.style.overflow = "hidden";
if (!isTerminal) el.classList.add("bg-background");
tabNodesRef.current.set(tabId, el);
}
return tabNodesRef.current.get(tabId)!;
}, []);
const onPaneContentRef = useCallback(
(paneIndex: number, el: HTMLDivElement | null) => {
setPaneContentEls((prev) => {
if (prev[paneIndex] === el) return prev;
const next = [...prev];
next[paneIndex] = el;
return next;
});
},
[],
);
const sidebarTitle: Record<RailView, string> = {
hosts: "Hosts",
credentials: "Credentials",
"quick-connect": "Quick Connect",
"ssh-tools": "SSH Tools",
snippets: "Snippets",
history: "History",
"split-screen": "Split Screen",
connections: t("nav.connections"),
"user-profile": "User Profile",
"admin-settings": "Admin Settings",
};
// Double-shift opens command palette
useEffect(() => {
const handleKeyDown = (e: KeyboardEvent) => {
if (e.code === "ShiftLeft" && !e.repeat) {
const now = Date.now();
if (now - lastShiftTime.current < 300 && commandPaletteShortcutEnabled)
setCommandPaletteOpen((prev) => !prev);
lastShiftTime.current = now;
}
};
window.addEventListener("keydown", handleKeyDown);
return () => window.removeEventListener("keydown", handleKeyDown);
}, [commandPaletteShortcutEnabled]);
useEffect(() => {
const handler = () => {
const v = localStorage.getItem("commandPaletteShortcutEnabled");
setCommandPaletteShortcutEnabled(v !== null ? v === "true" : true);
};
window.addEventListener("commandPaletteShortcutEnabledChanged", handler);
return () =>
window.removeEventListener(
"commandPaletteShortcutEnabledChanged",
handler,
);
}, []);
useEffect(() => {
const handle = () => onLogout();
window.addEventListener("termix:logout", handle);
return () => window.removeEventListener("termix:logout", handle);
}, [onLogout]);
useEffect(() => {
const handleSessionExpired = () => onLogout();
dbHealthMonitor.on("session-expired", handleSessionExpired);
return () => dbHealthMonitor.off("session-expired", handleSessionExpired);
}, [onLogout]);
useEffect(() => {
const activeTab = tabs.find((t) => t.id === activeTabId);
if (!activeTab?.terminalRef) return;
let innerRafId: number;
const outerRafId = requestAnimationFrame(() => {
innerRafId = requestAnimationFrame(() => {
const ref = activeTab.terminalRef?.current;
ref?.fit?.();
ref?.notifyResize?.();
ref?.refresh?.();
});
});
return () => {
cancelAnimationFrame(outerRafId);
cancelAnimationFrame(innerRafId);
};
}, [activeTabId]);
useEffect(() => {
const handleDegraded = () => {
toast.loading(t("common.connectionDegraded"), {
id: "db-connection-degraded",
duration: Infinity,
dismissible: false,
action: {
label: t("common.reload"),
onClick: () => window.location.reload(),
},
});
};
const handleRestored = () => {
toast.dismiss("db-connection-degraded");
toast.success(t("common.backendReconnected"), { duration: 3000 });
};
dbHealthMonitor.on("database-connection-degraded", handleDegraded);
dbHealthMonitor.on("database-connection-degraded-cleared", handleRestored);
return () => {
dbHealthMonitor.off("database-connection-degraded", handleDegraded);
dbHealthMonitor.off(
"database-connection-degraded-cleared",
handleRestored,
);
};
}, [t]);
useEffect(() => {
getUserPreferences()
.then((prefs) => setUserPrefs(prefs))
.catch(() => {})
.finally(() => setUserPrefsLoaded(true));
}, []);
// Load real hosts from API
const loadHosts = useCallback(async () => {
try {
const raw = await getSSHHosts();
const converted = raw.map(sshHostToHost);
setAllHosts(converted);
setRealHostTree(buildHostTree(raw));
} catch {
// Keep empty state on error
} finally {
setHostsLoading(false);
setHostsLoaded(true);
}
}, []);
useEffect(() => {
loadHosts();
}, [loadHosts]);
useEffect(() => {
window.addEventListener("termix:hosts-changed", loadHosts);
return () => window.removeEventListener("termix:hosts-changed", loadHosts);
}, [loadHosts]);
// Sync tab host data when allHosts updates (e.g. after editing terminal theme in host settings)
useEffect(() => {
if (allHosts.length === 0) return;
setTabs((prev) =>
prev.map((t) =>
t.host
? { ...t, host: allHosts.find((h) => h.id === t.host!.id) ?? t.host }
: t,
),
);
}, [allHosts]);
// Let HostManager trigger tab opens via custom event
useEffect(() => {
const handle = (e: Event) => {
const { hostId, type } = (
e as CustomEvent<{ hostId: string; type?: TabType }>
).detail;
const host = allHosts.find((h) => h.id === hostId);
if (host) connectHost(host, type);
};
window.addEventListener("termix:open-tab", handle);
return () => window.removeEventListener("termix:open-tab", handle);
}, [allHosts]);
const PERSISTENT_TAB_TYPES: TabType[] = [
"terminal",
"rdp",
"vnc",
"telnet",
"files",
"docker",
"stats",
"tunnel",
];
// On load: always read saved tabs from DB so background sessions are preserved across refreshes.
// If reopenTabsOnLogin is on, also restore them as open tabs in the tab bar.
const tabRestoreAttemptedRef = useRef(false);
useEffect(() => {
if (!hostsLoaded || !userPrefsLoaded) return;
if (tabRestoreAttemptedRef.current) return;
tabRestoreAttemptedRef.current = true;
async function loadSavedTabs() {
try {
const [savedTabs, activeSessions] = await Promise.all([
getOpenTabs(),
getActiveSessions(),
]);
if (!Array.isArray(savedTabs) || savedTabs.length === 0) return;
const sessionByInstanceId = new Map(
(Array.isArray(activeSessions) ? activeSessions : [])
.filter((s) => s.tabInstanceId != null)
.map((s) => [s.tabInstanceId, s]),
);
if (userPrefs.reopenTabsOnLogin) {
const hasPersistentTabs = tabs.some((t) =>
PERSISTENT_TAB_TYPES.includes(t.type),
);
if (!hasPersistentTabs) {
const restoredTabs: Tab[] = [];
for (const saved of savedTabs as OpenTabRecord[]) {
const host = saved.hostId
? allHosts.find((h) => h.id === String(saved.hostId))
: undefined;
const hostlessTypes: TabType[] = ["dashboard", "tunnel"];
if (!host && !hostlessTypes.includes(saved.tabType as TabType))
continue;
// Singleton tabs use their type as the stable ID; host-bound tabs get a unique ID
const tabId = host
? `${host.name}-${saved.tabType}-${Date.now()}-${saved.tabOrder}`
: saved.id;
const liveSession = sessionByInstanceId.get(saved.id);
const restoredSessionId =
liveSession?.sessionId ?? saved.backendSessionId ?? null;
restoredTabs.push({
id: tabId,
instanceId: saved.id,
type: saved.tabType as TabType,
label: saved.label,
host,
openedAt: new Date(saved.createdAt).getTime(),
restoredSessionId,
terminalRef:
saved.tabType === "terminal" ? createRef() : undefined,
});
}
if (restoredTabs.length > 0) {
setTabs((prev) => {
const existingIds = new Set(prev.map((t) => t.id));
const newTabs = restoredTabs.filter(
(t) => !existingIds.has(t.id),
);
return newTabs.length > 0 ? [...prev, ...newTabs] : prev;
});
setActiveTabId(restoredTabs[0].id);
}
// Restored tabs are in the tab bar, not in background records
}
} else {
// Not restoring to tab bar — keep as background records for ConnectionsPanel
setBackgroundTabRecords(savedTabs as OpenTabRecord[]);
}
} catch {
// silently fail
} finally {
setTabsReady(true);
}
}
loadSavedTabs();
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [hostsLoaded, userPrefsLoaded]);
// Debounced tab-order sync: when tab order changes, patch each persistent tab's tabOrder in DB.
const orderSyncTimeoutRef = useRef<ReturnType<typeof setTimeout> | null>(
null,
);
const prevTabOrderRef = useRef<string>("");
useEffect(() => {
if (!tabsReady) return;
const persistable = tabs.filter((t) =>
PERSISTENT_TAB_TYPES.includes(t.type),
);
const orderKey = persistable.map((t) => t.instanceId).join(",");
if (orderKey === prevTabOrderRef.current) return;
prevTabOrderRef.current = orderKey;
if (orderSyncTimeoutRef.current) clearTimeout(orderSyncTimeoutRef.current);
orderSyncTimeoutRef.current = setTimeout(() => {
persistable.forEach((t, i) => {
patchOpenTab(t.instanceId, { tabOrder: i }).catch(() => {});
});
}, 500);
return () => {
if (orderSyncTimeoutRef.current)
clearTimeout(orderSyncTimeoutRef.current);
};
}, [tabs, tabsReady]);
// ─── Tab management ──────────────────────────────────────────────────────
const openTab = useCallback(function openTab(
host: Host,
type: TabType,
restore?: { instanceId: string; restoredSessionId: string | null },
) {
const tabId = `${host.name}-${type}-${Date.now()}`;
const instanceId =
restore?.instanceId ??
(typeof crypto.randomUUID === "function"
? crypto.randomUUID()
: `${Date.now().toString(36)}-${Math.random().toString(36).slice(2)}-${Math.random().toString(36).slice(2)}`);
const openedAt = Date.now();
const ref = type === "terminal" ? createRef() : undefined;
if (ref) terminalRefs.current.set(tabId, ref);
let finalLabel = host.name;
setTabs((prev) => {
const same = prev.filter(
(t) =>
t.type === type && t.label.replace(/ \(\d+\)$/, "") === host.name,
);
finalLabel =
same.length === 0 ? host.name : `${host.name} (${same.length + 1})`;
// Retrofit the first duplicate's label to "(1)" if needed
const next =
same.length === 1 && !/\(\d+\)$/.test(same[0].label)
? prev.map((t) =>
t.id === same[0].id ? { ...t, label: `${host.name} (1)` } : t,
)
: prev;
return [
...next,
{
id: tabId,
instanceId,
type,
label: finalLabel,
host,
openedAt,
terminalRef: ref,
restoredSessionId: restore?.restoredSessionId ?? null,
},
];
});
setActiveTabId(tabId);
if (PERSISTENT_TAB_TYPES.includes(type)) {
addOpenTab({
id: instanceId,
tabType: type,
hostId: host ? parseInt(host.id) : null,
label: finalLabel,
tabOrder: 0,
}).catch(() => {});
}
}, []);
function connectHost(host: Host, preferredType?: TabType) {
const type: TabType =
preferredType ??
(host.enableSsh
? "terminal"
: host.enableRdp
? "rdp"
: host.enableVnc
? "vnc"
: host.enableTelnet
? "telnet"
: "terminal");
openTab(host, type);
}
const openSingletonTab = useCallback(
function openSingletonTab(type: TabType, pendingEvent?: string) {
if (type === "host-manager") {
if (pendingEvent === "host-manager:add-credential") {
setSidebarOpen(true);
setRailView("credentials");
setTimeout(
() =>
window.dispatchEvent(
new CustomEvent("host-manager:add-credential"),
),
0,
);
} else {
setSidebarOpen(true);
setRailView("hosts");
if (pendingEvent) {
setTimeout(
() => window.dispatchEvent(new CustomEvent(pendingEvent)),
0,
);
}
}
return;
}
if (type === "user-profile" || type === "admin-settings") {
setSidebarEditing(false);
setRailView(type as RailView);
setSidebarOpen(true);
return;
}
const id = type;
const singletonLabels: Partial<Record<TabType, string>> = {
"host-manager": t("nav.hostManager"),
docker: t("nav.docker"),
tunnel: t("nav.tunnels"),
network_graph: t("nav.networkGraph"),
};
setTabs((prev) => {
if (prev.find((t) => t.id === id)) return prev;
return [
...prev,
{
id,
instanceId: id,
type,
label: singletonLabels[type] ?? type,
openedAt: Date.now(),
},
];
});
setActiveTabId(id);
if (PERSISTENT_TAB_TYPES.includes(type)) {
addOpenTab({
id,
tabType: type,
hostId: null,
label: singletonLabels[type] ?? type,
tabOrder: 0,
}).catch(() => {});
}
},
[t],
);
const SESSION_TAB_TYPES: TabType[] = ["terminal", "rdp", "vnc", "telnet"];
function doCloseTab(id: string) {
const tabToClose = tabs.find((t) => t.id === id);
if (
tabToClose?.instanceId &&
PERSISTENT_TAB_TYPES.includes(tabToClose.type)
) {
deleteOpenTab(tabToClose.instanceId).catch(() => {});
}
terminalRefs.current.delete(id);
if (id === activeTabId) {
const remaining = tabs.filter((t) => t.id !== id);
setActiveTabId(
remaining.length > 0 ? remaining[remaining.length - 1].id : "dashboard",
);
}
setPaneTabIds((prev) => prev.map((p) => (p === id ? null : p)));
setTabs((prev) => {
const next = prev.filter((t) => t.id !== id);
if (next.length === 0)
return [
{
id: "dashboard",
instanceId: "dashboard",
type: "dashboard",
label: t("nav.dashboard"),
openedAt: Date.now(),
},
];
return next;
});
}
function refreshTab(id: string) {
const tab = tabs.find((t) => t.id === id);
if (!tab) return;
if (tab.type === "terminal") {
const ref = tab.terminalRef?.current;
ref?.reconnect?.();
} else if (["rdp", "vnc", "telnet"].includes(tab.type)) {
window.dispatchEvent(
new CustomEvent("termix:refresh-guacamole", { detail: { tabId: id } }),
);
}
}
function closeTab(id: string) {
const tab = tabs.find((t) => t.id === id);
const confirmEnabled = localStorage.getItem("confirmTabClose") === "true";
if (tab && SESSION_TAB_TYPES.includes(tab.type) && confirmEnabled) {
toast(t("nav.confirmClose"), {
duration: 5000,
action: {
label: t("nav.close"),
onClick: () => doCloseTab(id),
},
cancel: {
label: t("nav.cancel"),
onClick: () => {},
},
});
return;
}
doCloseTab(id);
}
function splitTabQuick(tabId: string, mode: SplitMode) {
setSplitMode(mode);
setPaneTabIds(() => {
const count = PANE_COUNTS[mode];
const next: (string | null)[] = Array(6).fill(null);
next[0] = tabId;
// Fill remaining panes with other non-dashboard tabs in order
let slot = 1;
for (const tab of tabs) {
if (slot >= count) break;
if (tab.id !== tabId && tab.type !== "dashboard") {
next[slot] = tab.id;
slot++;
}
}
return next;
});
}
function addTabToSplit(tabId: string) {
setPaneTabIds((prev) => {
// Remove from any current slot first
const next = prev.map((p) => (p === tabId ? null : p));
// Find first empty slot within the current pane count
const count = PANE_COUNTS[splitMode];
for (let i = 0; i < count; i++) {
if (!next[i]) {
next[i] = tabId;
break;
}
}
return next;
});
}
function removeTabFromSplit(tabId: string) {
setPaneTabIds((prev) => prev.map((p) => (p === tabId ? null : p)));
}
function assignPane(paneIndex: number, tabId: string) {
setPaneTabIds((prev) => {
const next = prev.map((p) => (p === tabId ? null : p));
next[paneIndex] = tabId;
return next;
});
}
// ─── Rail / sidebar ──────────────────────────────────────────────────────
function handleRailClick(view: RailView) {
if (railView === view && sidebarOpen) {
setSidebarOpen(false);
} else {
if (view !== railView) setSidebarEditing(false);
setRailView(view);
setSidebarOpen(true);
}
}
function editHostInManager(host: Host) {
setSidebarOpen(true);
setRailView("hosts");
setTimeout(() => {
window.dispatchEvent(
new CustomEvent("host-manager:edit-host", { detail: host.id }),
);
}, 0);
}
const onSidebarMouseDown = useCallback(
(e: React.MouseEvent) => {
e.preventDefault();
setSidebarDragging(true);
const startX = e.clientX;
const startW = sidebarWidth;
function onMove(ev: MouseEvent) {
setSidebarWidth(
Math.max(160, Math.min(480, startW + ev.clientX - startX)),
);
}
function onUp() {
setSidebarDragging(false);
window.removeEventListener("mousemove", onMove);
window.removeEventListener("mouseup", onUp);
}
window.addEventListener("mousemove", onMove);
window.addEventListener("mouseup", onUp);
},
[sidebarWidth],
);
// Resize all terminals in panes + active terminal when split mode or sidebar changes
const resizeAllTerminals = useCallback(() => {
const id = requestAnimationFrame(() => {
tabs.forEach((tab) => {
if (!tab.terminalRef) return;
const ref = tab.terminalRef.current as any;
ref?.fit?.();
ref?.notifyResize?.();
});
});
return id;
}, [tabs]);
useEffect(() => {
const id = resizeAllTerminals();
return () => cancelAnimationFrame(id);
}, [splitMode, sidebarWidth, sidebarOpen]);
const isSplit = splitMode !== "none";
// Move each tab's stable DOM node to the right container (pane or normal-view).
// This is vanilla DOM so React's portal target never changes — changing the portal
// target causes a remount which is exactly what we're trying to avoid.
useEffect(() => {
const normalView = normalViewRef.current;
if (!normalView) return;
const tabIds = new Set(tabs.map((t) => t.id));
// Remove nodes for closed tabs
for (const [id, node] of tabNodesRef.current) {
if (!tabIds.has(id)) {
node.remove();
tabNodesRef.current.delete(id);
}
}
for (const tab of tabs) {
const isTerminal = tab.type === "terminal";
const node = getTabNode(tab.id, isTerminal);
const paneIdx = isSplit ? paneTabIds.indexOf(tab.id) : -1;
const inPane = paneIdx !== -1;
const paneEl = inPane ? paneContentEls[paneIdx] : null;
const activeInline = !inPane && tab.id === activeTabId;
if (inPane && paneEl) {
if (node.parentElement !== paneEl) paneEl.appendChild(node);
node.style.visibility = "visible";
node.style.pointerEvents = "auto";
node.style.display = "";
node.style.zIndex = "";
} else {
if (node.parentElement !== normalView) normalView.appendChild(node);
if (isTerminal) {
node.style.display = "";
node.style.visibility = activeInline ? "visible" : "hidden";
node.style.pointerEvents = activeInline ? "auto" : "none";
node.style.zIndex = activeInline && !isSplit ? "1" : "0";
} else {
node.style.visibility = "";
node.style.pointerEvents = "";
node.style.zIndex = activeInline ? "2" : "";
node.style.display = activeInline ? "" : "none";
}
}
}
});
const activeTab = tabs.find((t) => t.id === activeTabId)!;
const terminalTabs = tabs.filter((t) => t.type === "terminal");
// Sidebar panel content — shared between desktop inline sidebar and mobile sheet
const sidebarPanelContent = (
<div className="flex flex-col flex-1 min-h-0 overflow-hidden">
<div
className={`flex flex-col flex-1 min-h-0 ${railView === "hosts" ? "" : "hidden"}`}
>
<HostsPanel
onOpenTab={(host, type) => {
connectHost(host, type);
if (isMobile) setSidebarOpen(false);
}}
onEditHost={editHostInManager}
hostTree={realHostTree ?? undefined}
loading={hostsLoading}
onEditingChange={setSidebarEditing}
active={railView === "hosts"}
/>
</div>
<div
className={`flex flex-col flex-1 min-h-0 ${railView === "credentials" ? "" : "hidden"}`}
>
<CredentialsPanel
onEditingChange={setSidebarEditing}
active={railView === "credentials"}
/>
</div>
{railView === "quick-connect" && (
<QuickConnectPanel
onConnect={(host, type) => {
openTab(host, type);
if (isMobile) setSidebarOpen(false);
}}
/>
)}
{railView === "ssh-tools" && (
<div className="flex-1 min-h-0 overflow-y-auto">
<SshToolsPanel
terminalTabs={terminalTabs}
activeTabId={activeTabId}
/>
</div>
)}
{railView === "snippets" && (
<div className="flex-1 min-h-0 overflow-y-auto">
<SnippetsPanel
terminalTabs={terminalTabs}
activeTabId={activeTabId}
/>
</div>
)}
{railView === "history" && (
<div className="flex flex-col flex-1 min-h-0 overflow-y-auto">
<HistoryPanel terminalTabs={terminalTabs} activeTabId={activeTabId} />
</div>
)}
{railView === "split-screen" && (
<div className="flex-1 min-h-0 overflow-y-auto">
<SplitScreenPanel
tabs={tabs}
splitMode={splitMode}
setSplitMode={setSplitMode}
paneTabIds={paneTabIds}
setPaneTabIds={setPaneTabIds}
onAssignPane={assignPane}
/>
</div>
)}
{railView === "connections" && (
<div className="flex-1 min-h-0 overflow-y-auto">
<ConnectionsPanel
tabs={tabs}
activeTabId={activeTabId}
allHosts={allHosts}
backgroundTabRecords={backgroundTabRecords}
onSwitchToTab={(tabId) => {
setActiveTabId(tabId);
if (isMobile) setSidebarOpen(false);
}}
onCloseTab={closeTab}
onReopenTab={(record, restoredSessionId) => {
const host = record.hostId
? allHosts.find((h) => h.id === String(record.hostId))
: undefined;
const hostlessTypes: TabType[] = ["tunnel"];
if (!host && !hostlessTypes.includes(record.tabType as TabType))
return;
setBackgroundTabRecords((prev) =>
prev.filter((r) => r.id !== record.id),
);
if (host) {
const effectiveSessionId =
restoredSessionId ?? record.backendSessionId ?? null;
openTab(host, record.tabType as TabType, {
instanceId: record.id,
restoredSessionId: effectiveSessionId,
});
} else {
openSingletonTab(record.tabType as TabType);
}
if (isMobile) setSidebarOpen(false);
}}
onForgetBackground={(recordId) => {
setBackgroundTabRecords((prev) =>
prev.filter((r) => r.id !== recordId),
);
}}
/>
</div>
)}
{railView === "user-profile" && (
<div className="flex-1 min-h-0 overflow-y-auto">
<UserProfilePanel
username={username}
onLogout={onLogout}
userPrefs={userPrefs}
onPrefsChange={setUserPrefs}
/>
</div>
)}
{railView === "admin-settings" && isAdmin && (
<div className="flex-1 min-h-0 overflow-y-auto">
<AdminSettingsPanel />
</div>
)}
</div>
);
// Sidebar header — shared
const sidebarHeader = (
<div className="flex flex-row items-center border-b border-border h-12.5 shrink-0">
<span className="flex-1 text-base font-bold tracking-tight text-foreground px-3">
{sidebarTitle[railView]}
</span>
{!isMobile && (
<>
<Separator orientation="vertical" />
<Button
variant="ghost"
size="icon"
className="h-full w-12.5 border-y-0 border-border rounded-none text-muted-foreground hover:text-foreground"
title="Reset width"
onClick={() => setSidebarWidth(266)}
>
<Maximize2 className="size-3.5" />
</Button>
</>
)}
<Separator orientation="vertical" />
<Button
variant="ghost"
size="icon"
className="h-full w-12.5 rounded-none text-muted-foreground hover:text-foreground"
onClick={() => setSidebarOpen(false)}
>
<ChevronLeft className="size-4" />
</Button>
</div>
);
return (
<>
<div className="flex w-screen bg-background" style={{ height: "100dvh" }}>
{/* Skinny icon rail — desktop only, hidden on mobile */}
<AppRail
railView={railView}
sidebarOpen={sidebarOpen}
splitMode={splitMode}
connectionCount={
tabs.filter((t) => PERSISTENT_TAB_TYPES.includes(t.type)).length +
backgroundTabRecords.length
}
username={username}
isAdmin={isAdmin}
profileDropdownOpen={profileDropdownOpen}
onProfileDropdownChange={setProfileDropdownOpen}
onRailClick={handleRailClick}
onOpenTab={openSingletonTab}
onLogout={onLogout}
/>
{/* Desktop: inline resizable sidebar */}
{!isMobile && (
<div
className={`relative flex flex-col bg-sidebar shrink-0 overflow-hidden ${sidebarOpen ? `border-r transition-colors ${sidebarDragging ? "border-accent-brand/60" : "border-border"}` : ""}`}
style={{
width: sidebarOpen ? (sidebarEditing ? 560 : sidebarWidth) : 0,
transition: sidebarDragging ? "none" : "width 0.2s",
}}
>
{sidebarHeader}
{sidebarPanelContent}
{sidebarOpen && !sidebarEditing && (
<div
onMouseDown={onSidebarMouseDown}
className={`absolute right-0 top-0 bottom-0 w-1 cursor-col-resize z-30 transition-colors ${sidebarDragging ? "bg-accent-brand/60" : "hover:bg-accent-brand/40"}`}
/>
)}
</div>
)}
{/* Mobile: sidebar as overlay sheet */}
{isMobile && (
<Sheet open={sidebarOpen} onOpenChange={setSidebarOpen}>
<SheetContent
side="left"
showCloseButton={false}
className="p-0 flex flex-col w-[min(85vw,360px)] max-w-full bg-sidebar border-r border-border gap-0"
style={{ height: "100dvh" }}
>
{sidebarHeader}
{sidebarPanelContent}
</SheetContent>
</Sheet>
)}
{/* Main content area */}
<div
className={`relative flex flex-col flex-1 min-w-0 overflow-hidden transition-all duration-200 ${!isMobile && !sidebarOpen ? "pl-6" : ""}`}
>
{!isMobile && !sidebarOpen && (
<button
onClick={() => setSidebarOpen(true)}
title="Open Sidebar"
className="absolute left-0 top-0 bottom-0 z-20 flex items-center justify-center w-6 bg-sidebar border-r border-border text-muted-foreground hover:text-accent-brand hover:bg-accent-brand/5 transition-colors"
>
<ChevronRight className="size-3.5" />
</button>
)}
<div className="flex flex-col flex-1 min-w-0 min-h-0 overflow-hidden">
<TabBar
tabs={tabs}
activeTabId={activeTabId}
splitMode={splitMode}
paneTabIds={paneTabIds}
focusedPaneIndex={focusedPaneIndex}
onSetActiveTab={setActiveTabId}
onCloseTab={closeTab}
onRefreshTab={refreshTab}
onReorderTabs={setTabs}
onSplitTab={splitTabQuick}
onAddToSplit={addTabToSplit}
onRemoveFromSplit={removeTabFromSplit}
/>
<div className="relative flex flex-col flex-1 min-h-0 overflow-hidden">
{/* Split view — always mounted when not mobile, hidden via CSS when inactive */}
{!isMobile && (
<div
className="absolute inset-0"
style={{
display: isSplit ? "flex" : "none",
flexDirection: "column",
}}
>
<SplitView
tabs={tabs}
paneTabIds={paneTabIds}
splitMode={splitMode}
focusedPaneIndex={focusedPaneIndex}
onTerminalResize={resizeAllTerminals}
onPaneContentRef={onPaneContentRef}
onPaneClick={setFocusedPaneIndex}
onAssignPane={assignPane}
/>
</div>
)}
{/* Normal-view container. Tab nodes are appended here (or to pane elements)
by the DOM-placement effect above. React portals each tab's content
into its stable per-tab node so the component is never remounted.
Hidden when split is active — pane-assigned nodes escape via vanilla DOM
appendChild to paneEl, so hiding this doesn't affect them. */}
<div
ref={normalViewRef}
className="absolute inset-0"
style={{ display: isSplit && !isMobile ? "none" : undefined }}
>
{tabs.map((tab) => {
const tabNode = getTabNode(tab.id, tab.type === "terminal");
const paneIdx = isSplit ? paneTabIds.indexOf(tab.id) : -1;
const inPane = paneIdx !== -1;
const activeInline = !inPane && tab.id === activeTabId;
return createPortal(
renderTabContent(
tab,
openSingletonTab,
openTab,
closeTab,
inPane || activeInline,
),
tabNode,
tab.id,
);
})}
</div>
</div>
</div>
{/* Bottom nav bar — mobile only */}
<MobileBottomBar
railView={railView}
sidebarOpen={sidebarOpen}
splitMode={splitMode}
onRailClick={handleRailClick}
/>
</div>
</div>
<CommandPalette
isOpen={commandPaletteOpen}
setIsOpen={setCommandPaletteOpen}
hosts={allHosts}
onOpenTab={(type, label, pendingEvent) => {
if (
[
"dashboard",
"host-manager",
"user-profile",
"admin-settings",
].includes(type)
) {
openSingletonTab(type, pendingEvent);
} else if (label) {
const host = allHosts.find((h) => h.name === label);
if (host) openTab(host, type);
}
}}
/>
</>
);
}