Files
Termix/src/ui/Desktop/Navigation/Tabs/TabContext.tsx

131 lines
4.3 KiB
TypeScript

import React, {createContext, useContext, useState, useRef, type ReactNode} from 'react';
import {useTranslation} from 'react-i18next';
import type { TabContextTab } from '../../../types/index.js';
export type Tab = TabContextTab;
interface TabContextType {
tabs: Tab[];
currentTab: number | null;
allSplitScreenTab: number[];
addTab: (tab: Omit<Tab, 'id'>) => number;
removeTab: (tabId: number) => void;
setCurrentTab: (tabId: number) => void;
setSplitScreenTab: (tabId: number) => void;
getTab: (tabId: number) => Tab | undefined;
}
const TabContext = createContext<TabContextType | undefined>(undefined);
export function useTabs() {
const context = useContext(TabContext);
if (context === undefined) {
throw new Error('useTabs must be used within a TabProvider');
}
return context;
}
interface TabProviderProps {
children: ReactNode;
}
export function TabProvider({children}: TabProviderProps) {
const {t} = useTranslation();
const [tabs, setTabs] = useState<Tab[]>([
{id: 1, type: 'home', title: t('nav.home')}
]);
const [currentTab, setCurrentTab] = useState<number>(1);
const [allSplitScreenTab, setAllSplitScreenTab] = useState<number[]>([]);
const nextTabId = useRef(2);
function computeUniqueTitle(tabType: Tab['type'], desiredTitle: string | undefined): string {
const defaultTitle = tabType === 'server' ? t('nav.serverStats') : (tabType === 'file_manager' ? t('nav.fileManager') : t('nav.terminal'));
const baseTitle = (desiredTitle || defaultTitle).trim();
const match = baseTitle.match(/^(.*) \((\d+)\)$/);
const root = match ? match[1] : baseTitle;
const usedNumbers = new Set<number>();
let rootUsed = false;
tabs.forEach(t => {
if (!t.title) return;
if (t.title === root) {
rootUsed = true;
return;
}
const m = t.title.match(new RegExp(`^${root.replace(/[-\/\\^$*+?.()|[\]{}]/g, "\\$&")} \\((\\d+)\\)$`));
if (m) {
const n = parseInt(m[1], 10);
if (!isNaN(n)) usedNumbers.add(n);
}
});
if (!rootUsed) return root;
let n = 2;
while (usedNumbers.has(n)) n += 1;
return `${root} (${n})`;
}
const addTab = (tabData: Omit<Tab, 'id'>): number => {
const id = nextTabId.current++;
const needsUniqueTitle = tabData.type === 'terminal' || tabData.type === 'server' || tabData.type === 'file_manager';
const effectiveTitle = needsUniqueTitle ? computeUniqueTitle(tabData.type, tabData.title) : (tabData.title || '');
const newTab: Tab = {
...tabData,
id,
title: effectiveTitle,
terminalRef: tabData.type === 'terminal' ? React.createRef<any>() : undefined
};
setTabs(prev => [...prev, newTab]);
setCurrentTab(id);
setAllSplitScreenTab(prev => prev.filter(tid => tid !== id));
return id;
};
const removeTab = (tabId: number) => {
const tab = tabs.find(t => t.id === tabId);
if (tab && tab.terminalRef?.current && typeof tab.terminalRef.current.disconnect === "function") {
tab.terminalRef.current.disconnect();
}
setTabs(prev => prev.filter(tab => tab.id !== tabId));
setAllSplitScreenTab(prev => prev.filter(id => id !== tabId));
if (currentTab === tabId) {
const remainingTabs = tabs.filter(tab => tab.id !== tabId);
setCurrentTab(remainingTabs.length > 0 ? remainingTabs[0].id : 1);
}
};
const setSplitScreenTab = (tabId: number) => {
setAllSplitScreenTab(prev => {
if (prev.includes(tabId)) {
return prev.filter(id => id !== tabId);
} else if (prev.length < 3) {
return [...prev, tabId];
}
return prev;
});
};
const getTab = (tabId: number) => {
return tabs.find(tab => tab.id === tabId);
};
const value: TabContextType = {
tabs,
currentTab,
allSplitScreenTab,
addTab,
removeTab,
setCurrentTab,
setSplitScreenTab,
getTab,
};
return (
<TabContext.Provider value={value}>
{children}
</TabContext.Provider>
);
}