Files
openchamber/packages/ui/src/stores/useTerminalStore.ts
T

886 lines
30 KiB
TypeScript

import { create } from 'zustand';
import { devtools, persist, createJSONStorage } from 'zustand/middleware';
import type { PersistStorage } from 'zustand/middleware';
import { getSafeSessionStorage } from '@/stores/utils/safeStorage';
export interface TerminalChunk {
id: number;
data: string;
replayData?: string;
byteLength: number;
}
/**
* Scrollback lives outside `sessions` because PTY output arrives at streaming
* frequency. Keeping it here leaves tab metadata referentially stable, so
* output cannot rerender the tab strip or rewrite the persisted snapshot.
*/
export type TerminalBuffer = {
chunks: TerminalChunk[];
byteLength: number;
lastSequence: number;
};
export const EMPTY_TERMINAL_BUFFER: TerminalBuffer = Object.freeze({
chunks: Object.freeze([]) as unknown as TerminalChunk[],
byteLength: 0,
lastSequence: -1,
});
export type TerminalTabLifecycle = 'idle' | 'running' | 'exited';
export type TerminalTab = {
id: string;
terminalSessionId: string | null;
lifecycle: TerminalTabLifecycle;
label: string;
iconKey: string | null;
isConnecting: boolean;
createdAt: number;
previewUrl: string | null;
previewAutoOpened: boolean;
previewUrlLocked: boolean;
};
export type DirectoryTerminalState = {
tabs: TerminalTab[];
activeTabId: string | null;
};
export type TerminalProjectActionRun = {
key: string;
directory: string;
actionId: string;
tabId: string;
sessionId: string;
status: 'running' | 'waiting-for-preview' | 'stopping';
};
interface TerminalStore {
sessions: Map<string, DirectoryTerminalState>;
buffers: Map<string, TerminalBuffer>;
projectActionRuns: Record<string, TerminalProjectActionRun>;
nextChunkId: number;
nextTabId: number;
hasHydrated: boolean;
ensureDirectory: (directory: string) => void;
getDirectoryState: (directory: string) => DirectoryTerminalState | undefined;
getActiveTab: (directory: string) => TerminalTab | undefined;
getBuffer: (directory: string, tabId: string) => TerminalBuffer;
createTab: (directory: string) => string;
setActiveTab: (directory: string, tabId: string) => void;
setTabLabel: (directory: string, tabId: string, label: string) => void;
setTabIconKey: (directory: string, tabId: string, iconKey: string | null) => void;
closeTab: (directory: string, tabId: string) => void;
setTabSessionId: (directory: string, tabId: string, sessionId: string | null) => void;
setTabLifecycle: (directory: string, tabId: string, lifecycle: TerminalTabLifecycle) => void;
setConnecting: (directory: string, tabId: string, isConnecting: boolean) => void;
replaceBuffer: (directory: string, tabId: string, content: string, sequence: number) => void;
appendToBuffer: (directory: string, tabId: string, chunk: string, sequence?: number, replayData?: string) => void;
setTabPreviewUrl: (directory: string, tabId: string, url: string | null, options?: { locked?: boolean; autoOpened?: boolean }) => void;
markPreviewAutoOpened: (directory: string, tabId: string) => void;
setProjectActionRun: (run: TerminalProjectActionRun) => void;
updateProjectActionRunStatus: (runKey: string, status: TerminalProjectActionRun['status']) => void;
removeProjectActionRun: (runKey: string) => void;
removeDirectory: (directory: string) => void;
clearAll: () => void;
}
const TERMINAL_BUFFER_LIMIT = 512 * 1024;
const textEncoder = new TextEncoder();
const textDecoder = new TextDecoder();
/** One encode per chunk: the trimmed text and its UTF-8 size are needed together. */
const trimToBufferLimit = (value: string): { text: string; byteLength: number } => {
const bytes = textEncoder.encode(value);
if (bytes.byteLength <= TERMINAL_BUFFER_LIMIT) return { text: value, byteLength: bytes.byteLength };
let start = bytes.byteLength - TERMINAL_BUFFER_LIMIT;
while (start < bytes.byteLength && (bytes[start] & 0xc0) === 0x80) start += 1;
const retained = bytes.subarray(start);
return { text: textDecoder.decode(retained), byteLength: retained.byteLength };
};
// NUL cannot appear in a directory path or a tab id, so the composite key is unambiguous.
const bufferKey = (directory: string, tabId: string): string => `${directory}\u0000${tabId}`;
const dropBufferKeys = (
buffers: Map<string, TerminalBuffer>,
matches: (key: string) => boolean,
): Map<string, TerminalBuffer> | null => {
let next: Map<string, TerminalBuffer> | null = null;
for (const key of buffers.keys()) {
if (!matches(key)) continue;
next ??= new Map(buffers);
next.delete(key);
}
return next;
};
const TERMINAL_STORE_NAME = 'terminal-store';
let hydrationListenerAttached = false;
let fallbackTabId = 0;
const createTerminalTabId = (): string => {
if (typeof globalThis.crypto?.randomUUID === 'function') return `tab-${globalThis.crypto.randomUUID()}`;
fallbackTabId += 1;
return `tab-${Date.now().toString(36)}-${fallbackTabId.toString(36)}`;
};
type PersistedTerminalTab = Pick<TerminalTab, 'id' | 'label' | 'iconKey' | 'createdAt'>;
type PersistedDirectoryTerminalState = {
tabs: PersistedTerminalTab[];
activeTabId: string | null;
};
type PersistedTerminalStoreState = {
sessions: Array<[string, PersistedDirectoryTerminalState]>;
nextTabId: number;
};
const isRecord = (value: unknown): value is Record<string, unknown> =>
typeof value === 'object' && value !== null;
const tabIdNumber = (tabId: string): number | null => {
const match = /^tab-(\d+)$/.exec(tabId);
if (!match) return null;
const num = Number(match[1]);
return Number.isFinite(num) ? num : null;
};
function normalizeDirectory(dir: string): string {
let normalized = dir.trim();
while (normalized.length > 1 && normalized.endsWith('/')) {
normalized = normalized.slice(0, -1);
}
return normalized;
}
const DEFAULT_TAB_LABEL_PATTERN = /^Terminal(?: (\d+))?$/;
/**
* Default labels must stay unique among the directory's open tabs even after
* closes (#2718), so number from the highest existing "Terminal N" suffix
* instead of the live tab count. Labels are persisted with the tabs, so the
* derivation also survives reloads without a dedicated counter. User-renamed
* labels only participate when they match the default pattern; they are never
* rewritten.
*/
const nextDefaultTabLabel = (tabs: readonly TerminalTab[]): string => {
let highest = 0;
for (const tab of tabs) {
const match = DEFAULT_TAB_LABEL_PATTERN.exec(tab.label);
if (!match) continue;
const value = match[1] ? Number.parseInt(match[1], 10) : 1;
if (Number.isSafeInteger(value)) highest = Math.max(highest, value);
}
return highest === 0 ? 'Terminal' : `Terminal ${highest + 1}`;
};
const createEmptyTab = (id: string, label: string): TerminalTab => ({
id,
terminalSessionId: null,
lifecycle: 'idle',
label,
iconKey: null,
isConnecting: false,
createdAt: Date.now(),
previewUrl: null,
previewAutoOpened: false,
previewUrlLocked: false,
});
const createEmptyDirectoryState = (firstTab: TerminalTab): DirectoryTerminalState => ({
tabs: [firstTab],
activeTabId: firstTab.id,
});
const findTabIndex = (state: DirectoryTerminalState, tabId: string): number =>
state.tabs.findIndex((t) => t.id === tabId);
/**
* Zustand persist runs `partialize` and writes storage after every `set`, and
* terminal output calls `set` at streaming frequency. Only `sessions` and
* `nextTabId` are persisted, so reuse the previous projection whenever both are
* referentially unchanged and skip the write for an unchanged projection.
*/
let lastPartializeInput: { sessions: unknown; nextTabId: number } | null = null;
let lastPartializeResult: PersistedTerminalStoreState | null = null;
const partializeTerminalStore = (state: TerminalStore): PersistedTerminalStoreState => {
if (
lastPartializeResult
&& lastPartializeInput?.sessions === state.sessions
&& lastPartializeInput.nextTabId === state.nextTabId
) {
return lastPartializeResult;
}
const result: PersistedTerminalStoreState = {
sessions: Array.from(state.sessions.entries()).map(([directory, dirState]) => [
directory,
{
activeTabId: dirState.activeTabId,
tabs: dirState.tabs.map((tab) => ({
id: tab.id,
label: tab.label,
iconKey: tab.iconKey,
createdAt: tab.createdAt,
})),
},
]),
nextTabId: state.nextTabId,
};
lastPartializeInput = { sessions: state.sessions, nextTabId: state.nextTabId };
lastPartializeResult = result;
return result;
};
const createDedupedTerminalStorage = (): PersistStorage<PersistedTerminalStoreState> | undefined => {
const base = createJSONStorage<PersistedTerminalStoreState>(() => getSafeSessionStorage());
if (!base) return undefined;
let lastWrittenState: PersistedTerminalStoreState | null = null;
return {
getItem: (name) => base.getItem(name),
setItem: (name, value) => {
if (value.state === lastWrittenState) return;
lastWrittenState = value.state;
return base.setItem(name, value);
},
removeItem: (name) => {
lastWrittenState = null;
return base.removeItem(name);
},
};
};
export const useTerminalStore = create<TerminalStore>()(
devtools(
persist(
(set, get) => ({
sessions: new Map(),
buffers: new Map(),
projectActionRuns: {},
nextChunkId: 1,
nextTabId: 1,
hasHydrated: typeof window === 'undefined',
ensureDirectory: (directory: string) => {
const key = normalizeDirectory(directory);
if (!key) return;
set((state) => {
if (state.sessions.has(key)) {
return state;
}
const newSessions = new Map(state.sessions);
const tabId = createTerminalTabId();
const firstTab = createEmptyTab(tabId, 'Terminal');
newSessions.set(key, createEmptyDirectoryState(firstTab));
return { sessions: newSessions, nextTabId: state.nextTabId + 1 };
});
},
getDirectoryState: (directory: string) => {
const key = normalizeDirectory(directory);
return get().sessions.get(key);
},
getActiveTab: (directory: string) => {
const key = normalizeDirectory(directory);
const entry = get().sessions.get(key);
if (!entry) return undefined;
const activeId = entry.activeTabId;
if (!activeId) return entry.tabs[0];
return entry.tabs.find((t) => t.id === activeId) ?? entry.tabs[0];
},
getBuffer: (directory: string, tabId: string) =>
get().buffers.get(bufferKey(normalizeDirectory(directory), tabId)) ?? EMPTY_TERMINAL_BUFFER,
createTab: (directory: string) => {
const key = normalizeDirectory(directory);
if (!key) {
return 'tab-invalid';
}
const tabId = createTerminalTabId();
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
const nextTabId = state.nextTabId + 1;
const label = nextDefaultTabLabel(existing?.tabs ?? []);
const tab = createEmptyTab(tabId, label);
if (!existing) {
newSessions.set(key, createEmptyDirectoryState(tab));
} else {
newSessions.set(key, {
...existing,
tabs: [...existing.tabs, tab],
});
}
return { sessions: newSessions, nextTabId };
});
return tabId;
},
setActiveTab: (directory: string, tabId: string) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
if (existing.activeTabId === tabId) {
return state;
}
if (findTabIndex(existing, tabId) < 0) {
return state;
}
newSessions.set(key, { ...existing, activeTabId: tabId });
return { sessions: newSessions };
});
},
setTabLabel: (directory: string, tabId: string, label: string) => {
const key = normalizeDirectory(directory);
const normalizedLabel = label.trim();
if (!normalizedLabel) {
return;
}
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
if (existing.tabs[idx]?.label === normalizedLabel) {
return state;
}
const nextTabs = [...existing.tabs];
nextTabs[idx] = {
...nextTabs[idx],
label: normalizedLabel,
};
newSessions.set(key, {
...existing,
tabs: nextTabs,
});
return { sessions: newSessions };
});
},
setTabIconKey: (directory: string, tabId: string, iconKey: string | null) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const normalizedIconKey = iconKey?.trim() || null;
if (existing.tabs[idx]?.iconKey === normalizedIconKey) {
return state;
}
const nextTabs = [...existing.tabs];
nextTabs[idx] = {
...nextTabs[idx],
iconKey: normalizedIconKey,
};
newSessions.set(key, {
...existing,
tabs: nextTabs,
});
return { sessions: newSessions };
});
},
closeTab: (directory: string, tabId: string) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const nextTabs = existing.tabs.filter((t) => t.id !== tabId);
const nextRuns = Object.fromEntries(
Object.entries(state.projectActionRuns).filter(([, run]) => !(run.directory === key && run.tabId === tabId))
);
const runsChanged = Object.keys(nextRuns).length !== Object.keys(state.projectActionRuns).length;
const closedBufferKey = bufferKey(key, tabId);
const nextBuffers = state.buffers.has(closedBufferKey)
? dropBufferKeys(state.buffers, (bufferEntryKey) => bufferEntryKey === closedBufferKey)
: null;
if (nextTabs.length === 0) {
const newTabId = createTerminalTabId();
const newTab = createEmptyTab(newTabId, 'Terminal');
newSessions.set(key, createEmptyDirectoryState(newTab));
return {
sessions: newSessions,
nextTabId: state.nextTabId + 1,
...(nextBuffers ? { buffers: nextBuffers } : {}),
...(runsChanged ? { projectActionRuns: nextRuns } : {}),
};
}
let nextActive = existing.activeTabId;
if (existing.activeTabId === tabId) {
const fallback = nextTabs[Math.min(idx, nextTabs.length - 1)];
nextActive = fallback?.id ?? nextTabs[0]?.id ?? null;
}
newSessions.set(key, {
...existing,
tabs: nextTabs,
activeTabId: nextActive,
});
return {
sessions: newSessions,
...(nextBuffers ? { buffers: nextBuffers } : {}),
...(runsChanged ? { projectActionRuns: nextRuns } : {}),
};
});
},
setTabSessionId: (directory: string, tabId: string, sessionId: string | null) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const tab = existing.tabs[idx];
const shouldResetBuffer = sessionId !== null && tab.terminalSessionId !== sessionId;
const nextLifecycle = sessionId
? 'running'
: (tab.terminalSessionId ? 'exited' : tab.lifecycle);
const nextTab: TerminalTab = {
...tab,
terminalSessionId: sessionId,
lifecycle: nextLifecycle,
isConnecting: false,
};
const resetKey = bufferKey(key, tabId);
const nextBuffers = shouldResetBuffer && state.buffers.has(resetKey)
? dropBufferKeys(state.buffers, (bufferEntryKey) => bufferEntryKey === resetKey)
: null;
const nextTabs = [...existing.tabs];
nextTabs[idx] = nextTab;
newSessions.set(key, { ...existing, tabs: nextTabs });
return { sessions: newSessions, ...(nextBuffers ? { buffers: nextBuffers } : {}) };
});
},
setTabLifecycle: (directory: string, tabId: string, lifecycle: TerminalTabLifecycle) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const nextTabs = [...existing.tabs];
nextTabs[idx] = { ...nextTabs[idx], lifecycle, isConnecting: false };
newSessions.set(key, { ...existing, tabs: nextTabs });
return { sessions: newSessions };
});
},
setConnecting: (directory: string, tabId: string, isConnecting: boolean) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const nextTabs = [...existing.tabs];
nextTabs[idx] = { ...nextTabs[idx], isConnecting };
newSessions.set(key, { ...existing, tabs: nextTabs });
return { sessions: newSessions };
});
},
replaceBuffer: (directory: string, tabId: string, content: string, sequence: number) => {
const key = normalizeDirectory(directory);
set((state) => {
const existing = state.sessions.get(key);
if (!existing || findTabIndex(existing, tabId) < 0) return state;
const entryKey = bufferKey(key, tabId);
const buffer = state.buffers.get(entryKey) ?? EMPTY_TERMINAL_BUFFER;
if (buffer.lastSequence > sequence) return state;
const retained = trimToBufferLimit(content);
if (
buffer.lastSequence === sequence &&
buffer.byteLength === retained.byteLength &&
buffer.chunks.map((chunk) => chunk.data).join('') === retained.text
) {
return state;
}
const chunkId = state.nextChunkId;
const buffers = new Map(state.buffers);
buffers.set(entryKey, {
chunks: retained.text ? [{ id: chunkId, data: retained.text, byteLength: retained.byteLength }] : [],
byteLength: retained.byteLength,
lastSequence: sequence,
});
return { buffers, nextChunkId: retained.text ? chunkId + 1 : chunkId };
});
},
appendToBuffer: (directory: string, tabId: string, chunk: string, sequence?: number, replayData?: string) => {
if (!chunk) {
return;
}
const key = normalizeDirectory(directory);
set((state) => {
const existing = state.sessions.get(key);
if (!existing || findTabIndex(existing, tabId) < 0) {
return state;
}
const entryKey = bufferKey(key, tabId);
const buffer = state.buffers.get(entryKey) ?? EMPTY_TERMINAL_BUFFER;
if (sequence !== undefined && sequence <= buffer.lastSequence) return state;
const chunkId = state.nextChunkId;
const retainedChunk = trimToBufferLimit(chunk);
const retainedReplayData = replayData !== undefined && replayData !== chunk
? trimToBufferLimit(replayData).text
: undefined;
const chunkEntry: TerminalChunk = {
id: chunkId,
data: retainedChunk.text,
...(retainedReplayData !== undefined ? { replayData: retainedReplayData } : {}),
byteLength: retainedChunk.byteLength,
};
const chunks = [...buffer.chunks, chunkEntry];
let bufferLength = buffer.byteLength + chunkEntry.byteLength;
while (bufferLength > TERMINAL_BUFFER_LIMIT && chunks.length > 1) {
const removed = chunks.shift();
if (!removed) {
break;
}
bufferLength -= removed.byteLength;
}
const buffers = new Map(state.buffers);
buffers.set(entryKey, {
chunks,
byteLength: bufferLength,
lastSequence: sequence ?? buffer.lastSequence,
});
return { buffers, nextChunkId: chunkId + 1 };
});
},
setTabPreviewUrl: (directory: string, tabId: string, url: string | null, options = {}) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const tab = existing.tabs[idx];
const nextPreviewAutoOpened = options.autoOpened ?? tab.previewAutoOpened;
const nextPreviewUrlLocked = options.locked ?? tab.previewUrlLocked;
if (tab.previewUrl === url && tab.previewAutoOpened === nextPreviewAutoOpened && tab.previewUrlLocked === nextPreviewUrlLocked) {
return state;
}
const nextTabs = [...existing.tabs];
nextTabs[idx] = {
...tab,
previewUrl: url,
previewAutoOpened: nextPreviewAutoOpened,
previewUrlLocked: nextPreviewUrlLocked,
};
newSessions.set(key, { ...existing, tabs: nextTabs });
return { sessions: newSessions };
});
},
markPreviewAutoOpened: (directory: string, tabId: string) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
const existing = newSessions.get(key);
if (!existing) {
return state;
}
const idx = findTabIndex(existing, tabId);
if (idx < 0) {
return state;
}
const tab = existing.tabs[idx];
if (!tab.previewUrl || tab.previewAutoOpened) {
return state;
}
const nextTabs = [...existing.tabs];
nextTabs[idx] = { ...tab, previewAutoOpened: true };
newSessions.set(key, { ...existing, tabs: nextTabs });
return { sessions: newSessions };
});
},
setProjectActionRun: (run: TerminalProjectActionRun) => {
set((state) => {
const existing = state.projectActionRuns[run.key];
if (existing
&& existing.directory === run.directory
&& existing.actionId === run.actionId
&& existing.tabId === run.tabId
&& existing.sessionId === run.sessionId
&& existing.status === run.status) {
return state;
}
return { projectActionRuns: { ...state.projectActionRuns, [run.key]: run } };
});
},
updateProjectActionRunStatus: (runKey: string, status: TerminalProjectActionRun['status']) => {
set((state) => {
const existing = state.projectActionRuns[runKey];
if (!existing || existing.status === status) {
return state;
}
return {
projectActionRuns: {
...state.projectActionRuns,
[runKey]: { ...existing, status },
},
};
});
},
removeProjectActionRun: (runKey: string) => {
set((state) => {
if (!state.projectActionRuns[runKey]) {
return state;
}
const next = { ...state.projectActionRuns };
delete next[runKey];
return { projectActionRuns: next };
});
},
removeDirectory: (directory: string) => {
const key = normalizeDirectory(directory);
set((state) => {
const newSessions = new Map(state.sessions);
newSessions.delete(key);
const prefix = bufferKey(key, '');
const nextBuffers = dropBufferKeys(state.buffers, (entryKey) => entryKey.startsWith(prefix));
const nextRuns = Object.fromEntries(
Object.entries(state.projectActionRuns).filter(([, run]) => run.directory !== key)
);
return {
sessions: newSessions,
...(nextBuffers ? { buffers: nextBuffers } : {}),
projectActionRuns: nextRuns,
};
});
},
clearAll: () => {
set({ sessions: new Map(), buffers: new Map(), projectActionRuns: {}, nextChunkId: 1, nextTabId: 1 });
},
}),
{
name: TERMINAL_STORE_NAME,
storage: createDedupedTerminalStorage(),
partialize: partializeTerminalStore,
merge: (persistedState, currentState) => {
if (!isRecord(persistedState)) {
return currentState;
}
const rawSessions = Array.isArray(persistedState.sessions)
? (persistedState.sessions as PersistedTerminalStoreState['sessions'])
: [];
const sessions = new Map<string, DirectoryTerminalState>();
let maxTabNum = 0;
for (const entry of rawSessions) {
if (!Array.isArray(entry) || entry.length !== 2) {
continue;
}
const [directory, rawState] = entry as [unknown, unknown];
if (typeof directory !== 'string' || !isRecord(rawState)) {
continue;
}
const rawTabs = Array.isArray(rawState.tabs) ? (rawState.tabs as unknown[]) : [];
const tabs: TerminalTab[] = [];
const migratedTabIds = new Map<string, string>();
for (const rawTab of rawTabs) {
if (!isRecord(rawTab)) {
continue;
}
const persistedId = typeof rawTab.id === 'string' ? rawTab.id : null;
if (!persistedId) {
continue;
}
const num = tabIdNumber(persistedId);
if (num !== null) {
maxTabNum = Math.max(maxTabNum, num);
}
const id = num === null ? persistedId : createTerminalTabId();
migratedTabIds.set(persistedId, id);
tabs.push({
id,
label: typeof rawTab.label === 'string' ? rawTab.label : 'Terminal',
iconKey: typeof rawTab.iconKey === 'string' ? rawTab.iconKey : null,
terminalSessionId: null,
lifecycle: 'idle',
createdAt: typeof rawTab.createdAt === 'number' ? rawTab.createdAt : Date.now(),
isConnecting: false,
previewUrl: null,
previewAutoOpened: false,
previewUrlLocked: false,
});
}
if (tabs.length === 0) {
continue;
}
const activeTabId =
typeof rawState.activeTabId === 'string' ? (rawState.activeTabId as string) : null;
const migratedActiveTabId = activeTabId ? (migratedTabIds.get(activeTabId) ?? activeTabId) : null;
const activeExists = migratedActiveTabId ? tabs.some((t) => t.id === migratedActiveTabId) : false;
sessions.set(directory, {
tabs,
activeTabId: activeExists ? migratedActiveTabId : tabs[0].id,
});
}
const persistedNextTabId =
typeof persistedState.nextTabId === 'number' && Number.isFinite(persistedState.nextTabId)
? (persistedState.nextTabId as number)
: 1;
const nextTabId = Math.max(currentState.nextTabId, persistedNextTabId, maxTabNum + 1);
return {
...currentState,
sessions,
buffers: new Map(),
nextChunkId: 1,
nextTabId,
hasHydrated: true,
};
},
}
)
)
);
// Ensure hydration completes even when no persisted state exists.
if (typeof window !== 'undefined' && !hydrationListenerAttached) {
hydrationListenerAttached = true;
const persistApi = (
useTerminalStore as unknown as {
persist?: {
hasHydrated?: () => boolean;
onFinishHydration?: (cb: () => void) => (() => void) | void;
};
}
).persist;
const markHydrated = () => {
if (!useTerminalStore.getState().hasHydrated) {
useTerminalStore.setState({ hasHydrated: true });
}
};
if (persistApi?.hasHydrated?.()) {
markHydrated();
} else if (persistApi?.onFinishHydration) {
persistApi.onFinishHydration(markHydrated);
} else {
markHydrated();
}
}